/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_AUTOMATON -i ../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-4modifiers.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:12:22,687 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:12:22,763 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-10-12 17:12:22,786 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:12:22,786 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:12:22,787 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:12:22,788 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:12:22,788 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:12:22,788 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:12:22,789 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:12:22,790 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:12:22,790 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:12:22,790 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:12:22,791 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:12:22,791 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:12:22,791 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:12:22,792 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:12:22,792 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:12:22,792 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:12:22,793 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:12:22,793 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:12:22,797 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:12:22,797 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:12:22,798 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:12:22,798 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:12:22,801 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:12:22,802 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:12:22,802 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:12:22,802 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:12:22,803 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:12:22,803 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:12:22,803 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:12:22,804 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:12:22,805 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:12:22,805 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_AUTOMATON [2023-10-12 17:12:22,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:12:23,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:12:23,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:12:23,021 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:12:23,021 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:12:23,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-4modifiers.bpl [2023-10-12 17:12:23,023 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-4modifiers.bpl' [2023-10-12 17:12:23,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:12:23,057 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:12:23,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:12:23,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:12:23,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:12:23,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/1) ... [2023-10-12 17:12:23,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/1) ... [2023-10-12 17:12:23,084 INFO L138 Inliner]: procedures = 4, calls = 6, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:12:23,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:12:23,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:12:23,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:12:23,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:12:23,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/1) ... [2023-10-12 17:12:23,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/1) ... [2023-10-12 17:12:23,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/1) ... [2023-10-12 17:12:23,096 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/1) ... [2023-10-12 17:12:23,100 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/1) ... [2023-10-12 17:12:23,104 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/1) ... [2023-10-12 17:12:23,106 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/1) ... [2023-10-12 17:12:23,106 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/1) ... [2023-10-12 17:12:23,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:12:23,111 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:12:23,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:12:23,111 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:12:23,112 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/1) ... [2023-10-12 17:12:23,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:23,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:23,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:23,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-10-12 17:12:23,212 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-10-12 17:12:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-10-12 17:12:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-10-12 17:12:23,216 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-10-12 17:12:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-10-12 17:12:23,216 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-10-12 17:12:23,216 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-10-12 17:12:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-10-12 17:12:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-10-12 17:12:23,217 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:12:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:12:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:12:23,218 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-10-12 17:12:23,271 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:12:23,273 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:12:23,399 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:12:23,404 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:12:23,405 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:12:23,406 INFO L201 PluginConnector]: Adding new model map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:12:23 BoogieIcfgContainer [2023-10-12 17:12:23,407 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:12:23,407 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:12:23,408 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:12:23,411 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:12:23,412 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:12:23,412 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:23" (1/2) ... [2023-10-12 17:12:23,414 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7eeef2ce and model type map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:12:23, skipping insertion in model container [2023-10-12 17:12:23,414 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:12:23,414 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:12:23" (2/2) ... [2023-10-12 17:12:23,415 INFO L332 chiAutomizerObserver]: Analyzing ICFG map-aggr-update1-4modifiers.bpl [2023-10-12 17:12:23,546 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2023-10-12 17:12:23,575 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 75 places, 70 transitions, 188 flow [2023-10-12 17:12:23,605 INFO L124 PetriNetUnfolderBase]: 8/58 cut-off events. [2023-10-12 17:12:23,605 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-10-12 17:12:23,611 INFO L83 FinitePrefix]: Finished finitePrefix Result has 83 conditions, 58 events. 8/58 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 166 event pairs, 0 based on Foata normal form. 0/49 useless extension candidates. Maximal degree in co-relation 57. Up to 2 conditions per place. [2023-10-12 17:12:23,612 INFO L82 GeneralOperation]: Start removeDead. Operand has 75 places, 70 transitions, 188 flow [2023-10-12 17:12:23,617 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 69 places, 58 transitions, 152 flow [2023-10-12 17:12:23,620 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:12:23,633 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 69 places, 58 transitions, 152 flow [2023-10-12 17:12:23,635 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 69 places, 58 transitions, 152 flow [2023-10-12 17:12:23,636 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 69 places, 58 transitions, 152 flow [2023-10-12 17:12:23,650 INFO L124 PetriNetUnfolderBase]: 8/58 cut-off events. [2023-10-12 17:12:23,651 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-10-12 17:12:23,652 INFO L83 FinitePrefix]: Finished finitePrefix Result has 83 conditions, 58 events. 8/58 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 166 event pairs, 0 based on Foata normal form. 0/49 useless extension candidates. Maximal degree in co-relation 57. Up to 2 conditions per place. [2023-10-12 17:12:23,653 INFO L119 LiptonReduction]: Number of co-enabled transitions 1860 [2023-10-12 17:12:24,282 INFO L134 LiptonReduction]: Checked pairs total: 1643 [2023-10-12 17:12:24,282 INFO L136 LiptonReduction]: Total number of compositions: 27 [2023-10-12 17:12:24,300 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:12:24,300 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:12:24,300 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:12:24,300 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:12:24,300 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:12:24,300 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:12:24,300 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:12:24,301 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-10-12 17:12:24,302 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2023-10-12 17:12:24,622 INFO L131 ngComponentsAnalysis]: Automaton has 1267 accepting balls. 1267 [2023-10-12 17:12:24,622 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:24,623 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:24,630 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-10-12 17:12:24,631 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:12:24,631 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:12:24,631 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 1459 states, but on-demand construction may add more states [2023-10-12 17:12:24,675 INFO L131 ngComponentsAnalysis]: Automaton has 1267 accepting balls. 1267 [2023-10-12 17:12:24,676 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:24,676 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:24,676 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-10-12 17:12:24,676 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:12:24,681 INFO L748 eck$LassoCheckResult]: Stem: 78#[$Ultimate##0]don't care [94] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 81#[L34]don't care [153] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 83#[L34-1, $Ultimate##0]don't care [100] $Ultimate##0-->L57-1: Formula: (= v_thread1Thread1of1ForFork3_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_i] 85#[L57-1, L34-1]don't care [2023-10-12 17:12:24,681 INFO L750 eck$LassoCheckResult]: Loop: 85#[L57-1, L34-1]don't care [187] L57-1-->L57-1: Formula: (and (= v_thread1Thread1of1ForFork3_i_23 (+ v_thread1Thread1of1ForFork3_i_24 1)) (< v_thread1Thread1of1ForFork3_i_24 v_N_54) (= (store v_A_26 v_thread1Thread1of1ForFork3_i_24 (let ((.cse0 (select v_A_26 v_thread1Thread1of1ForFork3_i_24))) (ite (< .cse0 0) 0 .cse0))) v_A_25)) InVars {A=v_A_26, N=v_N_54, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_24} OutVars{A=v_A_25, N=v_N_54, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_23} AuxVars[] AssignedVars[A, thread1Thread1of1ForFork3_i] 85#[L57-1, L34-1]don't care [2023-10-12 17:12:24,686 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:24,686 INFO L85 PathProgramCache]: Analyzing trace with hash 124968, now seen corresponding path program 1 times [2023-10-12 17:12:24,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:24,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150664330] [2023-10-12 17:12:24,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:24,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:24,761 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:24,781 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:24,783 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:24,784 INFO L85 PathProgramCache]: Analyzing trace with hash 218, now seen corresponding path program 1 times [2023-10-12 17:12:24,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:24,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495740582] [2023-10-12 17:12:24,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:24,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:24,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:24,798 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:24,807 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:24,808 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:24,809 INFO L85 PathProgramCache]: Analyzing trace with hash 3874195, now seen corresponding path program 1 times [2023-10-12 17:12:24,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:24,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44590751] [2023-10-12 17:12:24,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:24,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:24,818 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:24,826 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:24,924 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:24,925 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:24,925 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:24,925 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:24,926 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:24,926 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:24,926 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:24,926 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:24,926 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:12:24,926 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:24,926 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:24,941 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:24,971 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:25,029 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:25,033 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:25,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:25,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:25,037 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:25,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-10-12 17:12:25,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:25,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:25,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:25,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:25,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:25,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:25,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:25,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:25,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:25,061 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-10-12 17:12:25,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:25,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:25,062 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:25,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-10-12 17:12:25,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:25,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:25,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:25,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:25,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:25,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:25,080 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:25,105 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:25,121 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2023-10-12 17:12:25,121 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-10-12 17:12:25,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:25,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:25,126 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:25,136 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:25,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-10-12 17:12:25,164 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:25,164 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:25,165 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork3_i, N) = -1*thread1Thread1of1ForFork3_i + 1*N Supporting invariants [] [2023-10-12 17:12:25,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:25,174 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:12:25,194 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:25,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:25,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:25,227 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:25,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:25,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:12:25,251 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:12:25,253 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 1459 states, but on-demand construction may add more states Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:25,477 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 1459 states, but on-demand construction may add more states. Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 4005 states and 27634 transitions. Complement of second has 4 states. [2023-10-12 17:12:25,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:12:25,483 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) [2023-10-12 17:12:25,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 75 transitions. [2023-10-12 17:12:25,485 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 75 transitions. Stem has 3 letters. Loop has 1 letters. [2023-10-12 17:12:25,486 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:25,486 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 75 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:12:25,486 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:25,486 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 75 transitions. Stem has 3 letters. Loop has 2 letters. [2023-10-12 17:12:25,486 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:25,487 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4005 states and 27634 transitions. [2023-10-12 17:12:25,612 INFO L131 ngComponentsAnalysis]: Automaton has 1204 accepting balls. 1204 [2023-10-12 17:12:25,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-10-12 17:12:25,717 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4005 states to 3259 states and 22692 transitions. [2023-10-12 17:12:25,718 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1809 [2023-10-12 17:12:25,731 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2534 [2023-10-12 17:12:25,731 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3259 states and 22692 transitions. [2023-10-12 17:12:25,732 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:12:25,732 INFO L219 hiAutomatonCegarLoop]: Abstraction has 3259 states and 22692 transitions. [2023-10-12 17:12:25,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3259 states and 22692 transitions. [2023-10-12 17:12:25,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3259 to 2536. [2023-10-12 17:12:25,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2536 states, 2536 states have (on average 7.326104100946372) internal successors, (18579), 2535 states have internal predecessors, (18579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:25,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 2536 states and 18579 transitions. [2023-10-12 17:12:25,964 INFO L241 hiAutomatonCegarLoop]: Abstraction has 2536 states and 18579 transitions. [2023-10-12 17:12:25,964 INFO L430 stractBuchiCegarLoop]: Abstraction has 2536 states and 18579 transitions. [2023-10-12 17:12:25,964 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:12:25,964 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2536 states and 18579 transitions. [2023-10-12 17:12:26,000 INFO L131 ngComponentsAnalysis]: Automaton has 1204 accepting balls. 1204 [2023-10-12 17:12:26,000 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:26,000 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:26,001 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-10-12 17:12:26,001 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:12:26,002 INFO L748 eck$LassoCheckResult]: Stem: 9338#[$Ultimate##0]don't care [94] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 9340#[L34]don't care [153] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 9398#[L34-1, $Ultimate##0]don't care [156] L34-1-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork4_thidvar0_2 2) (= v_thread2Thread1of1ForFork4_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_12, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_20, thread2Thread1of1ForFork4_thidvar0=v_thread2Thread1of1ForFork4_thidvar0_2, thread2Thread1of1ForFork4_thidvar1=v_thread2Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j, thread2Thread1of1ForFork4_thidvar0, thread2Thread1of1ForFork4_thidvar1] 9400#[$Ultimate##0, $Ultimate##0, L35]don't care [178] $Ultimate##0-->L71-1: Formula: (and (= v_thread2Thread1of1ForFork4_cnt_19 0) (= v_thread2Thread1of1ForFork4_j_35 0)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_19, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_35} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j] 9920#[$Ultimate##0, L35, L71-1]don't care [2023-10-12 17:12:26,002 INFO L750 eck$LassoCheckResult]: Loop: 9920#[$Ultimate##0, L35, L71-1]don't care [192] L71-1-->L71-1: Formula: (and (let ((.cse0 (< v_thread2Thread1of1ForFork4_j_64 v_N_62)) (.cse1 (select v_A_39 v_thread2Thread1of1ForFork4_j_64))) (or (and .cse0 (<= .cse1 0) (= v_thread2Thread1of1ForFork4_cnt_47 v_thread2Thread1of1ForFork4_cnt_46)) (and .cse0 (< 0 .cse1) (= (+ v_thread2Thread1of1ForFork4_cnt_47 1) v_thread2Thread1of1ForFork4_cnt_46)))) (let ((.cse2 (= v_thread2Thread1of1ForFork4_j_63 (+ v_thread2Thread1of1ForFork4_j_64 1))) (.cse3 (select v_B_125 v_thread2Thread1of1ForFork4_j_64))) (or (and .cse2 (<= .cse3 0) (= v_thread2Thread1of1ForFork4_cnt_46 v_thread2Thread1of1ForFork4_cnt_45)) (and .cse2 (< 0 .cse3) (= (+ v_thread2Thread1of1ForFork4_cnt_46 1) v_thread2Thread1of1ForFork4_cnt_45))))) InVars {A=v_A_39, N=v_N_62, thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_47, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_64, B=v_B_125} OutVars{A=v_A_39, N=v_N_62, thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_45, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_63, B=v_B_125} AuxVars[v_thread2Thread1of1ForFork4_cnt_46] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j] 9920#[$Ultimate##0, L35, L71-1]don't care [2023-10-12 17:12:26,002 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:26,002 INFO L85 PathProgramCache]: Analyzing trace with hash 3875922, now seen corresponding path program 1 times [2023-10-12 17:12:26,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:26,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950499776] [2023-10-12 17:12:26,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:26,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:26,008 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:26,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:26,017 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:26,017 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:26,017 INFO L85 PathProgramCache]: Analyzing trace with hash 223, now seen corresponding path program 1 times [2023-10-12 17:12:26,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:26,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791121800] [2023-10-12 17:12:26,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:26,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:26,035 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:26,041 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:26,041 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:26,042 INFO L85 PathProgramCache]: Analyzing trace with hash 120153774, now seen corresponding path program 1 times [2023-10-12 17:12:26,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:26,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331871367] [2023-10-12 17:12:26,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:26,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:26,067 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:26,075 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:26,270 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:26,271 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:26,271 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:26,271 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:26,271 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:26,271 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:26,271 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:26,271 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:26,271 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:12:26,271 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:26,272 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:26,278 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:26,280 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:26,405 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:26,408 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:26,411 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:26,588 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:26,589 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:26,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:26,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:26,593 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:26,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-10-12 17:12:26,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:26,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:26,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:26,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:26,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:26,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:26,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:26,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:26,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:26,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:26,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:26,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:26,637 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:26,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-10-12 17:12:26,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:26,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:26,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:26,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:26,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:26,659 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:26,659 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:26,678 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:26,691 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2023-10-12 17:12:26,691 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-10-12 17:12:26,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:26,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:26,693 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:26,701 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:26,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-10-12 17:12:26,711 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:26,712 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:26,712 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork4_j, N) = -1*thread2Thread1of1ForFork4_j + 1*N Supporting invariants [] [2023-10-12 17:12:26,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-10-12 17:12:26,716 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:12:26,727 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:26,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:26,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:26,746 WARN L260 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:26,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:26,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:12:26,748 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:12:26,748 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2536 states and 18579 transitions. cyclomatic complexity: 17610 Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:27,041 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-10-12 17:12:27,072 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2536 states and 18579 transitions. cyclomatic complexity: 17610. Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 7706 states and 59593 transitions. Complement of second has 4 states. [2023-10-12 17:12:27,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:12:27,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:27,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 72 transitions. [2023-10-12 17:12:27,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:12:27,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:27,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:12:27,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:27,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:12:27,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:27,075 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7706 states and 59593 transitions. [2023-10-12 17:12:27,262 INFO L131 ngComponentsAnalysis]: Automaton has 1095 accepting balls. 1095 [2023-10-12 17:12:27,480 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7706 states to 6268 states and 48170 transitions. [2023-10-12 17:12:27,480 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2475 [2023-10-12 17:12:27,493 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3353 [2023-10-12 17:12:27,493 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6268 states and 48170 transitions. [2023-10-12 17:12:27,493 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:12:27,493 INFO L219 hiAutomatonCegarLoop]: Abstraction has 6268 states and 48170 transitions. [2023-10-12 17:12:27,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6268 states and 48170 transitions. [2023-10-12 17:12:27,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6268 to 4793. [2023-10-12 17:12:27,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4793 states, 4793 states have (on average 7.952639265595661) internal successors, (38117), 4792 states have internal predecessors, (38117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:27,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4793 states to 4793 states and 38117 transitions. [2023-10-12 17:12:27,808 INFO L241 hiAutomatonCegarLoop]: Abstraction has 4793 states and 38117 transitions. [2023-10-12 17:12:27,808 INFO L430 stractBuchiCegarLoop]: Abstraction has 4793 states and 38117 transitions. [2023-10-12 17:12:27,808 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:12:27,808 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4793 states and 38117 transitions. [2023-10-12 17:12:27,874 INFO L131 ngComponentsAnalysis]: Automaton has 1095 accepting balls. 1095 [2023-10-12 17:12:27,874 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:27,874 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:27,875 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-10-12 17:12:27,875 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:12:27,875 INFO L748 eck$LassoCheckResult]: Stem: 22781#[$Ultimate##0]don't care [94] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 22783#[L34]don't care [153] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 22869#[L34-1, $Ultimate##0]don't care [156] L34-1-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork4_thidvar0_2 2) (= v_thread2Thread1of1ForFork4_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_12, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_20, thread2Thread1of1ForFork4_thidvar0=v_thread2Thread1of1ForFork4_thidvar0_2, thread2Thread1of1ForFork4_thidvar1=v_thread2Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j, thread2Thread1of1ForFork4_thidvar0, thread2Thread1of1ForFork4_thidvar1] 22871#[$Ultimate##0, $Ultimate##0, L35]don't care [159] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork5_thidvar0_2 3) (= v_thread3Thread1of1ForFork5_thidvar2_2 3) (= v_thread3Thread1of1ForFork5_thidvar1_2 3)) InVars {} OutVars{thread3Thread1of1ForFork5_thidvar2=v_thread3Thread1of1ForFork5_thidvar2_2, thread3Thread1of1ForFork5_thidvar1=v_thread3Thread1of1ForFork5_thidvar1_2, thread3Thread1of1ForFork5_thidvar0=v_thread3Thread1of1ForFork5_thidvar0_2, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_thidvar2, thread3Thread1of1ForFork5_thidvar1, thread3Thread1of1ForFork5_thidvar0, thread3Thread1of1ForFork5_k] 23579#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L36]don't care [118] $Ultimate##0-->L89-1: Formula: (= v_thread3Thread1of1ForFork5_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_k] 26029#[$Ultimate##0, $Ultimate##0, L89-1, L36]don't care [2023-10-12 17:12:27,876 INFO L750 eck$LassoCheckResult]: Loop: 26029#[$Ultimate##0, $Ultimate##0, L89-1, L36]don't care [183] L89-1-->L89-1: Formula: (and (= v_thread3Thread1of1ForFork5_k_29 (+ v_thread3Thread1of1ForFork5_k_30 1)) (< v_thread3Thread1of1ForFork5_k_30 v_N_30) (= v_B_71 (store v_B_72 v_thread3Thread1of1ForFork5_k_30 v_thread3Thread1of1ForFork5_k_30))) InVars {N=v_N_30, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_30, B=v_B_72} OutVars{N=v_N_30, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_29, B=v_B_71} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_k, B] 26029#[$Ultimate##0, $Ultimate##0, L89-1, L36]don't care [2023-10-12 17:12:27,876 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:27,876 INFO L85 PathProgramCache]: Analyzing trace with hash 120153111, now seen corresponding path program 1 times [2023-10-12 17:12:27,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:27,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151402179] [2023-10-12 17:12:27,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:27,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:27,881 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:27,886 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:27,886 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:27,886 INFO L85 PathProgramCache]: Analyzing trace with hash 214, now seen corresponding path program 1 times [2023-10-12 17:12:27,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:27,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584507306] [2023-10-12 17:12:27,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:27,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:27,890 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:27,894 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:27,894 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:27,894 INFO L85 PathProgramCache]: Analyzing trace with hash -570220672, now seen corresponding path program 1 times [2023-10-12 17:12:27,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:27,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670585484] [2023-10-12 17:12:27,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:27,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:27,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:27,900 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:27,905 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:27,961 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:27,961 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:27,962 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:27,962 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:27,962 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:27,962 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:27,962 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:27,962 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:27,962 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration3_Lasso [2023-10-12 17:12:27,962 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:27,962 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:27,963 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:27,966 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:27,968 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:27,970 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:27,980 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:27,983 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:27,985 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:27,987 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:27,990 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:27,991 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:28,057 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:28,057 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:28,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:28,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:28,058 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:28,072 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 [2023-10-12 17:12:28,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:28,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:28,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:28,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:28,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:28,081 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:28,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-10-12 17:12:28,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:28,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:28,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:28,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:28,104 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:28,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:28,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:28,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:28,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:28,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:28,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:28,121 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:28,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-10-12 17:12:28,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:28,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:28,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:28,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:28,144 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:28,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:28,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:28,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:28,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:28,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:28,160 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:28,161 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:28,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-10-12 17:12:28,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:28,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:28,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:28,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:28,184 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:28,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-10-12 17:12:28,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:28,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:28,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:28,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:28,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:28,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:28,197 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:28,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:28,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:28,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:28,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:28,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:28,218 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:28,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-10-12 17:12:28,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:28,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:28,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:28,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:28,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:28,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:28,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:28,249 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:28,269 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-10-12 17:12:28,270 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-10-12 17:12:28,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:28,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:28,273 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:28,305 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:28,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-10-12 17:12:28,327 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:28,327 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:28,327 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, thread3Thread1of1ForFork5_k) = 1*N - 1*thread3Thread1of1ForFork5_k Supporting invariants [] [2023-10-12 17:12:28,334 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:28,335 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:12:28,346 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:28,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:28,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:28,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:28,369 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:28,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:28,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:12:28,370 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:12:28,370 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4793 states and 38117 transitions. cyclomatic complexity: 35460 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:28,568 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-10-12 17:12:28,710 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4793 states and 38117 transitions. cyclomatic complexity: 35460. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 14433 states and 116149 transitions. Complement of second has 4 states. [2023-10-12 17:12:28,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:12:28,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:28,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 72 transitions. [2023-10-12 17:12:28,712 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:12:28,712 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:28,713 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 6 letters. Loop has 1 letters. [2023-10-12 17:12:28,713 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:28,713 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:12:28,713 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:28,713 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14433 states and 116149 transitions. [2023-10-12 17:12:29,275 INFO L131 ngComponentsAnalysis]: Automaton has 928 accepting balls. 928 [2023-10-12 17:12:29,484 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14433 states to 11370 states and 90532 transitions. [2023-10-12 17:12:29,484 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3394 [2023-10-12 17:12:29,506 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4300 [2023-10-12 17:12:29,507 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11370 states and 90532 transitions. [2023-10-12 17:12:29,507 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:12:29,507 INFO L219 hiAutomatonCegarLoop]: Abstraction has 11370 states and 90532 transitions. [2023-10-12 17:12:29,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11370 states and 90532 transitions. [2023-10-12 17:12:29,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11370 to 8744. [2023-10-12 17:12:29,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8744 states, 8744 states have (on average 8.15256175663312) internal successors, (71286), 8743 states have internal predecessors, (71286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8744 states to 8744 states and 71286 transitions. [2023-10-12 17:12:30,050 INFO L241 hiAutomatonCegarLoop]: Abstraction has 8744 states and 71286 transitions. [2023-10-12 17:12:30,050 INFO L430 stractBuchiCegarLoop]: Abstraction has 8744 states and 71286 transitions. [2023-10-12 17:12:30,050 INFO L337 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-10-12 17:12:30,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8744 states and 71286 transitions. [2023-10-12 17:12:30,276 INFO L131 ngComponentsAnalysis]: Automaton has 928 accepting balls. 928 [2023-10-12 17:12:30,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:30,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:30,277 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-10-12 17:12:30,277 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:12:30,277 INFO L748 eck$LassoCheckResult]: Stem: 47146#[$Ultimate##0]don't care [94] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 47148#[L34]don't care [153] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 47262#[L34-1, $Ultimate##0]don't care [156] L34-1-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork4_thidvar0_2 2) (= v_thread2Thread1of1ForFork4_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_12, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_20, thread2Thread1of1ForFork4_thidvar0=v_thread2Thread1of1ForFork4_thidvar0_2, thread2Thread1of1ForFork4_thidvar1=v_thread2Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j, thread2Thread1of1ForFork4_thidvar0, thread2Thread1of1ForFork4_thidvar1] 47264#[$Ultimate##0, $Ultimate##0, L35]don't care [159] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork5_thidvar0_2 3) (= v_thread3Thread1of1ForFork5_thidvar2_2 3) (= v_thread3Thread1of1ForFork5_thidvar1_2 3)) InVars {} OutVars{thread3Thread1of1ForFork5_thidvar2=v_thread3Thread1of1ForFork5_thidvar2_2, thread3Thread1of1ForFork5_thidvar1=v_thread3Thread1of1ForFork5_thidvar1_2, thread3Thread1of1ForFork5_thidvar0=v_thread3Thread1of1ForFork5_thidvar0_2, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_thidvar2, thread3Thread1of1ForFork5_thidvar1, thread3Thread1of1ForFork5_thidvar0, thread3Thread1of1ForFork5_k] 48148#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L36]don't care [144] L36-->$Ultimate##0: 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] 51692#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L37, $Ultimate##0]don't care [124] $Ultimate##0-->L89-1: Formula: (= v_thread3Thread1of1ForFork0_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k] 50310#[$Ultimate##0, L89-1, $Ultimate##0, L37, $Ultimate##0]don't care [2023-10-12 17:12:30,277 INFO L750 eck$LassoCheckResult]: Loop: 50310#[$Ultimate##0, L89-1, $Ultimate##0, L37, $Ultimate##0]don't care [186] L89-1-->L89-1: Formula: (and (< v_thread3Thread1of1ForFork0_k_36 v_N_48) (= (store v_B_116 v_thread3Thread1of1ForFork0_k_36 v_thread3Thread1of1ForFork0_k_36) v_B_115) (= (+ v_thread3Thread1of1ForFork0_k_36 1) v_thread3Thread1of1ForFork0_k_35)) InVars {N=v_N_48, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_36, B=v_B_116} OutVars{N=v_N_48, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_35, B=v_B_115} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, B] 50310#[$Ultimate##0, L89-1, $Ultimate##0, L37, $Ultimate##0]don't care [2023-10-12 17:12:30,278 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:30,278 INFO L85 PathProgramCache]: Analyzing trace with hash -570219925, now seen corresponding path program 1 times [2023-10-12 17:12:30,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:30,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813365682] [2023-10-12 17:12:30,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:30,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:30,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:30,303 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:30,304 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:30,304 INFO L85 PathProgramCache]: Analyzing trace with hash 217, now seen corresponding path program 1 times [2023-10-12 17:12:30,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:30,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045395008] [2023-10-12 17:12:30,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:30,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:30,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:30,324 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:30,325 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:30,325 INFO L85 PathProgramCache]: Analyzing trace with hash -496948305, now seen corresponding path program 1 times [2023-10-12 17:12:30,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:30,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667744074] [2023-10-12 17:12:30,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:30,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:30,340 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:30,434 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:30,522 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:30,522 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:30,522 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:30,522 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:30,522 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:30,522 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:30,522 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:30,522 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:30,522 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration4_Lasso [2023-10-12 17:12:30,522 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:30,522 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:30,525 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,527 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,529 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,532 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,535 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,538 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,540 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,543 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,547 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,550 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,552 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,557 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,571 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,573 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:30,672 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:30,673 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:30,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:30,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:30,675 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:30,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:30,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:30,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:30,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:30,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:30,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:30,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:30,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-10-12 17:12:30,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:30,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:30,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:30,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:30,724 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:30,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-10-12 17:12:30,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:30,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:30,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:30,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:30,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:30,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:30,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:30,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:30,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:30,757 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:30,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:30,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:30,758 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:30,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-10-12 17:12:30,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:30,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:30,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:30,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:30,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:30,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:30,770 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:30,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:30,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:30,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:30,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:30,787 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:30,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:30,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:30,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:30,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:30,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:30,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:30,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:30,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-10-12 17:12:30,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:30,838 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:30,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:30,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:30,840 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:30,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-10-12 17:12:30,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:30,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:30,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:30,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:30,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:30,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:30,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:30,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:30,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:30,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:30,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:30,880 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:30,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-10-12 17:12:30,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:30,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:30,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:30,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:30,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:30,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:30,895 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:30,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:30,918 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:30,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:30,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:30,920 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:30,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:30,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-10-12 17:12:30,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:30,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:30,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:30,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:30,941 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:30,941 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:30,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:30,962 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:30,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:30,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:30,964 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:30,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-10-12 17:12:30,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:30,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:30,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:30,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:30,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:30,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:30,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:30,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:30,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:31,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:31,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:31,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:31,001 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:31,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:31,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:31,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:31,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:31,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:31,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:31,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:31,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-10-12 17:12:31,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:31,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:31,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:31,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:31,035 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:31,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-10-12 17:12:31,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:31,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:31,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:31,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:31,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:31,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:31,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:31,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:31,070 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:31,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:31,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:31,072 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:31,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-10-12 17:12:31,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:31,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:31,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:31,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:31,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:31,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:31,084 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:31,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:31,104 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:31,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:31,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:31,106 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:31,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:31,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:31,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:31,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:31,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:31,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:31,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:31,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:31,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-10-12 17:12:31,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:31,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:31,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:31,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:31,139 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:31,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-10-12 17:12:31,143 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 [2023-10-12 17:12:31,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:31,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:31,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:31,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:31,153 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:31,153 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:31,169 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:31,192 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2023-10-12 17:12:31,192 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-10-12 17:12:31,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:31,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:31,197 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:31,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-10-12 17:12:31,201 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:31,233 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:31,233 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:31,234 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork0_k, N) = -1*thread3Thread1of1ForFork0_k + 1*N Supporting invariants [] [2023-10-12 17:12:31,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:31,240 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:12:31,251 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:31,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:31,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:31,274 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:31,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:31,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:12:31,275 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:12:31,276 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8744 states and 71286 transitions. cyclomatic complexity: 65624 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:31,521 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:31,859 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8744 states and 71286 transitions. cyclomatic complexity: 65624. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 25545 states and 208732 transitions. Complement of second has 4 states. [2023-10-12 17:12:31,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:12:31,860 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) [2023-10-12 17:12:31,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 72 transitions. [2023-10-12 17:12:31,861 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 6 letters. Loop has 1 letters. [2023-10-12 17:12:31,861 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:31,861 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 7 letters. Loop has 1 letters. [2023-10-12 17:12:31,861 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:31,861 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 6 letters. Loop has 2 letters. [2023-10-12 17:12:31,861 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:31,861 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25545 states and 208732 transitions. [2023-10-12 17:12:32,489 INFO L131 ngComponentsAnalysis]: Automaton has 687 accepting balls. 687 [2023-10-12 17:12:32,956 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25545 states to 19114 states and 154330 transitions. [2023-10-12 17:12:32,957 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4444 [2023-10-12 17:12:32,983 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5292 [2023-10-12 17:12:32,983 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19114 states and 154330 transitions. [2023-10-12 17:12:32,983 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:12:32,983 INFO L219 hiAutomatonCegarLoop]: Abstraction has 19114 states and 154330 transitions. [2023-10-12 17:12:33,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19114 states and 154330 transitions. [2023-10-12 17:12:33,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19114 to 14886. [2023-10-12 17:12:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14886 states, 14886 states have (on average 8.228268171436248) internal successors, (122486), 14885 states have internal predecessors, (122486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:33,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14886 states to 14886 states and 122486 transitions. [2023-10-12 17:12:33,777 INFO L241 hiAutomatonCegarLoop]: Abstraction has 14886 states and 122486 transitions. [2023-10-12 17:12:33,777 INFO L430 stractBuchiCegarLoop]: Abstraction has 14886 states and 122486 transitions. [2023-10-12 17:12:33,777 INFO L337 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-10-12 17:12:33,777 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14886 states and 122486 transitions. [2023-10-12 17:12:34,078 INFO L131 ngComponentsAnalysis]: Automaton has 687 accepting balls. 687 [2023-10-12 17:12:34,078 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:34,078 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:34,079 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-10-12 17:12:34,079 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:12:34,079 INFO L748 eck$LassoCheckResult]: Stem: 90280#[$Ultimate##0]don't care [94] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 90282#[L34]don't care [153] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 90408#[L34-1, $Ultimate##0]don't care [156] L34-1-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork4_thidvar0_2 2) (= v_thread2Thread1of1ForFork4_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_12, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_20, thread2Thread1of1ForFork4_thidvar0=v_thread2Thread1of1ForFork4_thidvar0_2, thread2Thread1of1ForFork4_thidvar1=v_thread2Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j, thread2Thread1of1ForFork4_thidvar0, thread2Thread1of1ForFork4_thidvar1] 90410#[$Ultimate##0, $Ultimate##0, L35]don't care [159] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork5_thidvar0_2 3) (= v_thread3Thread1of1ForFork5_thidvar2_2 3) (= v_thread3Thread1of1ForFork5_thidvar1_2 3)) InVars {} OutVars{thread3Thread1of1ForFork5_thidvar2=v_thread3Thread1of1ForFork5_thidvar2_2, thread3Thread1of1ForFork5_thidvar1=v_thread3Thread1of1ForFork5_thidvar1_2, thread3Thread1of1ForFork5_thidvar0=v_thread3Thread1of1ForFork5_thidvar0_2, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_thidvar2, thread3Thread1of1ForFork5_thidvar1, thread3Thread1of1ForFork5_thidvar0, thread3Thread1of1ForFork5_k] 91334#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L36]don't care [144] L36-->$Ultimate##0: 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] 95690#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L37, $Ultimate##0]don't care [147] L37-->$Ultimate##0: Formula: (and (= 5 v_thread3Thread1of1ForFork1_thidvar1_2) (= 5 v_thread3Thread1of1ForFork1_thidvar2_2) (= 5 v_thread3Thread1of1ForFork1_thidvar3_2) (= 5 v_thread3Thread1of1ForFork1_thidvar0_2) (= 5 v_thread3Thread1of1ForFork1_thidvar4_2)) InVars {} OutVars{thread3Thread1of1ForFork1_k=v_thread3Thread1of1ForFork1_k_14, thread3Thread1of1ForFork1_thidvar0=v_thread3Thread1of1ForFork1_thidvar0_2, thread3Thread1of1ForFork1_thidvar3=v_thread3Thread1of1ForFork1_thidvar3_2, thread3Thread1of1ForFork1_thidvar4=v_thread3Thread1of1ForFork1_thidvar4_2, thread3Thread1of1ForFork1_thidvar1=v_thread3Thread1of1ForFork1_thidvar1_2, thread3Thread1of1ForFork1_thidvar2=v_thread3Thread1of1ForFork1_thidvar2_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_k, thread3Thread1of1ForFork1_thidvar0, thread3Thread1of1ForFork1_thidvar3, thread3Thread1of1ForFork1_thidvar4, thread3Thread1of1ForFork1_thidvar1, thread3Thread1of1ForFork1_thidvar2] 93354#[$Ultimate##0, $Ultimate##0, $Ultimate##0, $Ultimate##0, $Ultimate##0, L38]don't care [136] $Ultimate##0-->L89-1: Formula: (= v_thread3Thread1of1ForFork1_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork1_k=v_thread3Thread1of1ForFork1_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_k] 93362#[$Ultimate##0, $Ultimate##0, $Ultimate##0, $Ultimate##0, L89-1, L38]don't care [2023-10-12 17:12:34,079 INFO L750 eck$LassoCheckResult]: Loop: 93362#[$Ultimate##0, $Ultimate##0, $Ultimate##0, $Ultimate##0, L89-1, L38]don't care [185] L89-1-->L89-1: Formula: (and (= v_thread3Thread1of1ForFork1_k_29 (+ v_thread3Thread1of1ForFork1_k_30 1)) (< v_thread3Thread1of1ForFork1_k_30 v_N_40) (= v_B_95 (store v_B_96 v_thread3Thread1of1ForFork1_k_30 v_thread3Thread1of1ForFork1_k_30))) InVars {N=v_N_40, thread3Thread1of1ForFork1_k=v_thread3Thread1of1ForFork1_k_30, B=v_B_96} OutVars{N=v_N_40, thread3Thread1of1ForFork1_k=v_thread3Thread1of1ForFork1_k_29, B=v_B_95} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_k, B] 93362#[$Ultimate##0, $Ultimate##0, $Ultimate##0, $Ultimate##0, L89-1, L38]don't care [2023-10-12 17:12:34,080 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:34,080 INFO L85 PathProgramCache]: Analyzing trace with hash -496947642, now seen corresponding path program 1 times [2023-10-12 17:12:34,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:34,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707994191] [2023-10-12 17:12:34,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:34,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:34,096 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:34,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:34,106 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:34,106 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:34,106 INFO L85 PathProgramCache]: Analyzing trace with hash 216, now seen corresponding path program 1 times [2023-10-12 17:12:34,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:34,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675126831] [2023-10-12 17:12:34,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:34,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:34,116 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:34,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:34,119 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:34,119 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:34,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1774492467, now seen corresponding path program 1 times [2023-10-12 17:12:34,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:34,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016453205] [2023-10-12 17:12:34,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:34,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:34,130 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:34,141 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:34,273 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:34,273 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:34,273 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:34,273 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:34,273 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:34,273 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,273 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:34,273 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:34,273 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration5_Lasso [2023-10-12 17:12:34,273 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:34,273 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:34,278 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,280 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,283 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,285 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,287 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,291 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,293 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,295 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,297 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,306 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,309 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,311 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,313 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,315 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,316 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,318 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,320 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,322 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,324 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,326 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:34,474 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:34,474 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:34,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,477 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:34,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:34,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:34,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:34,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:34,493 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:34,493 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:34,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-10-12 17:12:34,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:34,512 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:34,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,514 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-10-12 17:12:34,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:34,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:34,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:34,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:34,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:34,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:34,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:34,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:34,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:34,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,558 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-10-12 17:12:34,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:34,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:34,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:34,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:34,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:34,572 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:34,572 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:34,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:34,604 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:34,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,605 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-10-12 17:12:34,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:34,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:34,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:34,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:34,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:34,615 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:34,615 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:34,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:34,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-10-12 17:12:34,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,621 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-10-12 17:12:34,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:34,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:34,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:34,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:34,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:34,632 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:34,632 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:34,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:34,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:34,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,645 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-10-12 17:12:34,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:34,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:34,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:34,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:34,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:34,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:34,661 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:34,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:34,672 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-10-12 17:12:34,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,673 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-10-12 17:12:34,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:34,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:34,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:34,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:34,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:34,723 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:34,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:34,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:34,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:34,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,745 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-10-12 17:12:34,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:34,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:34,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:34,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:34,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:34,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:34,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:34,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:34,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:34,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,830 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-10-12 17:12:34,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:34,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:34,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:34,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:34,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:34,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:34,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:34,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:34,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:34,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-10-12 17:12:34,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,844 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-10-12 17:12:34,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:34,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:34,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:34,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:34,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:34,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:34,854 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:34,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:34,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:34,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:34,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,880 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:34,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:34,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:34,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:34,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:34,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:34,895 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:34,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-10-12 17:12:34,913 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:34,922 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2023-10-12 17:12:34,922 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-10-12 17:12:34,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:34,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:34,924 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:34,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-10-12 17:12:34,927 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:34,934 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:34,934 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:34,934 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, thread3Thread1of1ForFork1_k) = 1*N - 1*thread3Thread1of1ForFork1_k Supporting invariants [] [2023-10-12 17:12:34,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-10-12 17:12:34,938 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:12:34,954 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:34,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:34,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:34,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:34,976 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:34,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:34,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:12:34,977 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:12:34,977 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14886 states and 122486 transitions. cyclomatic complexity: 112073 Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:35,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:35,871 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14886 states and 122486 transitions. cyclomatic complexity: 112073. Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40755 states and 334458 transitions. Complement of second has 4 states. [2023-10-12 17:12:35,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:12:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:35,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 72 transitions. [2023-10-12 17:12:35,873 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 7 letters. Loop has 1 letters. [2023-10-12 17:12:35,873 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:35,873 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 8 letters. Loop has 1 letters. [2023-10-12 17:12:35,873 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:35,873 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 7 letters. Loop has 2 letters. [2023-10-12 17:12:35,873 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:35,873 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40755 states and 334458 transitions. [2023-10-12 17:12:36,950 INFO L131 ngComponentsAnalysis]: Automaton has 364 accepting balls. 364 [2023-10-12 17:12:37,672 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40755 states to 26229 states and 213701 transitions. [2023-10-12 17:12:37,672 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4904 [2023-10-12 17:12:37,692 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5534 [2023-10-12 17:12:37,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26229 states and 213701 transitions. [2023-10-12 17:12:37,692 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:12:37,692 INFO L219 hiAutomatonCegarLoop]: Abstraction has 26229 states and 213701 transitions. [2023-10-12 17:12:37,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26229 states and 213701 transitions. [2023-10-12 17:12:38,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26229 to 20856. [2023-10-12 17:12:38,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20856 states, 20856 states have (on average 8.27560414269275) internal successors, (172596), 20855 states have internal predecessors, (172596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:38,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20856 states to 20856 states and 172596 transitions. [2023-10-12 17:12:38,910 INFO L241 hiAutomatonCegarLoop]: Abstraction has 20856 states and 172596 transitions. [2023-10-12 17:12:38,910 INFO L430 stractBuchiCegarLoop]: Abstraction has 20856 states and 172596 transitions. [2023-10-12 17:12:38,910 INFO L337 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-10-12 17:12:38,910 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20856 states and 172596 transitions. [2023-10-12 17:12:39,140 INFO L131 ngComponentsAnalysis]: Automaton has 364 accepting balls. 364 [2023-10-12 17:12:39,140 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:39,140 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:39,141 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-10-12 17:12:39,141 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:12:39,142 INFO L748 eck$LassoCheckResult]: Stem: 160541#[$Ultimate##0]don't care [94] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 160543#[L34]don't care [153] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 160645#[L34-1, $Ultimate##0]don't care [156] L34-1-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork4_thidvar0_2 2) (= v_thread2Thread1of1ForFork4_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_12, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_20, thread2Thread1of1ForFork4_thidvar0=v_thread2Thread1of1ForFork4_thidvar0_2, thread2Thread1of1ForFork4_thidvar1=v_thread2Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j, thread2Thread1of1ForFork4_thidvar0, thread2Thread1of1ForFork4_thidvar1] 160647#[$Ultimate##0, $Ultimate##0, L35]don't care [159] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork5_thidvar0_2 3) (= v_thread3Thread1of1ForFork5_thidvar2_2 3) (= v_thread3Thread1of1ForFork5_thidvar1_2 3)) InVars {} OutVars{thread3Thread1of1ForFork5_thidvar2=v_thread3Thread1of1ForFork5_thidvar2_2, thread3Thread1of1ForFork5_thidvar1=v_thread3Thread1of1ForFork5_thidvar1_2, thread3Thread1of1ForFork5_thidvar0=v_thread3Thread1of1ForFork5_thidvar0_2, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_thidvar2, thread3Thread1of1ForFork5_thidvar1, thread3Thread1of1ForFork5_thidvar0, thread3Thread1of1ForFork5_k] 161443#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L36]don't care [144] L36-->$Ultimate##0: 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] 165719#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L37, $Ultimate##0]don't care [147] L37-->$Ultimate##0: Formula: (and (= 5 v_thread3Thread1of1ForFork1_thidvar1_2) (= 5 v_thread3Thread1of1ForFork1_thidvar2_2) (= 5 v_thread3Thread1of1ForFork1_thidvar3_2) (= 5 v_thread3Thread1of1ForFork1_thidvar0_2) (= 5 v_thread3Thread1of1ForFork1_thidvar4_2)) InVars {} OutVars{thread3Thread1of1ForFork1_k=v_thread3Thread1of1ForFork1_k_14, thread3Thread1of1ForFork1_thidvar0=v_thread3Thread1of1ForFork1_thidvar0_2, thread3Thread1of1ForFork1_thidvar3=v_thread3Thread1of1ForFork1_thidvar3_2, thread3Thread1of1ForFork1_thidvar4=v_thread3Thread1of1ForFork1_thidvar4_2, thread3Thread1of1ForFork1_thidvar1=v_thread3Thread1of1ForFork1_thidvar1_2, thread3Thread1of1ForFork1_thidvar2=v_thread3Thread1of1ForFork1_thidvar2_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_k, thread3Thread1of1ForFork1_thidvar0, thread3Thread1of1ForFork1_thidvar3, thread3Thread1of1ForFork1_thidvar4, thread3Thread1of1ForFork1_thidvar1, thread3Thread1of1ForFork1_thidvar2] 163369#[$Ultimate##0, $Ultimate##0, $Ultimate##0, $Ultimate##0, $Ultimate##0, L38]don't care [150] L38-->$Ultimate##0: Formula: (and (= 6 v_thread3Thread1of1ForFork2_thidvar2_2) (= 6 v_thread3Thread1of1ForFork2_thidvar0_2) (= 6 v_thread3Thread1of1ForFork2_thidvar4_2) (= 6 v_thread3Thread1of1ForFork2_thidvar5_2) (= 6 v_thread3Thread1of1ForFork2_thidvar1_2) (= 6 v_thread3Thread1of1ForFork2_thidvar3_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar3=v_thread3Thread1of1ForFork2_thidvar3_2, thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar5=v_thread3Thread1of1ForFork2_thidvar5_2, thread3Thread1of1ForFork2_thidvar4=v_thread3Thread1of1ForFork2_thidvar4_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2, thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar3, thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar5, thread3Thread1of1ForFork2_thidvar4, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0, thread3Thread1of1ForFork2_k] 160687#[$Ultimate##0, L39, $Ultimate##0, $Ultimate##0, $Ultimate##0, $Ultimate##0, $Ultimate##0]don't care [130] $Ultimate##0-->L89-1: Formula: (= v_thread3Thread1of1ForFork2_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_k] 160689#[L89-1, $Ultimate##0, $Ultimate##0, $Ultimate##0, L39, $Ultimate##0, $Ultimate##0]don't care [2023-10-12 17:12:39,142 INFO L750 eck$LassoCheckResult]: Loop: 160689#[L89-1, $Ultimate##0, $Ultimate##0, $Ultimate##0, L39, $Ultimate##0, $Ultimate##0]don't care [184] L89-1-->L89-1: Formula: (and (< v_thread3Thread1of1ForFork2_k_30 v_N_32) (= v_B_75 (store v_B_76 v_thread3Thread1of1ForFork2_k_30 v_thread3Thread1of1ForFork2_k_30)) (= v_thread3Thread1of1ForFork2_k_29 (+ v_thread3Thread1of1ForFork2_k_30 1))) InVars {N=v_N_32, thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_30, B=v_B_76} OutVars{N=v_N_32, thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_29, B=v_B_75} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_k, B] 160689#[L89-1, $Ultimate##0, $Ultimate##0, $Ultimate##0, L39, $Ultimate##0, $Ultimate##0]don't care [2023-10-12 17:12:39,142 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:39,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1774492846, now seen corresponding path program 1 times [2023-10-12 17:12:39,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:39,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261627472] [2023-10-12 17:12:39,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:39,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:39,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:39,161 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:39,162 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:39,162 INFO L85 PathProgramCache]: Analyzing trace with hash 215, now seen corresponding path program 1 times [2023-10-12 17:12:39,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:39,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477519036] [2023-10-12 17:12:39,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:39,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:39,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:39,169 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:39,170 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:39,170 INFO L85 PathProgramCache]: Analyzing trace with hash -825296438, now seen corresponding path program 1 times [2023-10-12 17:12:39,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:39,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959736764] [2023-10-12 17:12:39,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:39,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:39,175 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:39,180 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:39,379 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:39,379 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:39,379 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:39,379 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:39,380 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:39,380 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,380 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:39,380 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:39,380 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration6_Lasso [2023-10-12 17:12:39,380 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:39,380 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:39,384 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,388 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,390 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,392 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,394 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,396 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,399 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,401 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,404 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,407 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,418 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,423 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,425 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,427 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,429 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,431 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,433 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,434 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,436 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,438 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,440 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,443 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,446 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,448 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,451 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,453 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,456 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,458 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:39,637 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:39,637 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:39,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:39,641 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:39,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:39,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:39,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:39,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:39,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:39,659 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:39,659 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:39,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-10-12 17:12:39,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:39,667 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:39,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:39,668 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:39,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:39,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-10-12 17:12:39,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:39,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:39,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:39,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:39,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:39,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:39,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:39,686 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-10-12 17:12:39,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:39,688 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:39,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-10-12 17:12:39,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:39,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:39,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:39,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:39,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:39,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:39,697 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:39,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:39,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:39,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:39,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:39,701 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:39,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-10-12 17:12:39,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:39,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:39,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:39,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:39,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:39,711 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:39,711 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:39,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:39,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:39,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:39,717 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:39,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-10-12 17:12:39,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:39,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:39,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:39,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:39,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:39,728 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:39,728 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:39,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:39,734 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-10-12 17:12:39,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:39,735 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:39,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-10-12 17:12:39,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:39,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:39,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:39,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:39,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:39,745 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:39,745 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:39,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:39,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:39,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:39,777 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:39,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:39,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:39,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:39,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:39,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:39,798 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:39,798 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:39,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-10-12 17:12:39,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:39,811 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:39,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:39,813 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:39,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:39,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:39,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:39,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:39,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:39,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:39,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:39,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-10-12 17:12:39,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:39,851 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:39,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:39,854 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:39,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-10-12 17:12:39,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:39,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:39,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:39,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:39,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:39,866 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:39,866 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:39,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:39,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:39,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:39,885 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:39,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-10-12 17:12:39,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:39,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:39,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:39,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:39,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:39,899 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:39,899 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:39,904 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:39,912 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2023-10-12 17:12:39,912 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2023-10-12 17:12:39,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:39,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:39,913 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:39,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-10-12 17:12:39,916 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:39,922 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:39,922 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:39,922 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork2_k, N) = -1*thread3Thread1of1ForFork2_k + 1*N Supporting invariants [] [2023-10-12 17:12:39,925 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-10-12 17:12:39,925 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:12:39,940 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:39,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:39,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:39,970 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:39,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:39,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:12:39,971 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:12:39,971 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20856 states and 172596 transitions. cyclomatic complexity: 157417 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:40,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:40,839 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20856 states and 172596 transitions. cyclomatic complexity: 157417. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 43832 states and 351864 transitions. Complement of second has 4 states. [2023-10-12 17:12:40,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:12:40,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:40,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 70 transitions. [2023-10-12 17:12:40,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 70 transitions. Stem has 8 letters. Loop has 1 letters. [2023-10-12 17:12:40,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:40,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 70 transitions. Stem has 9 letters. Loop has 1 letters. [2023-10-12 17:12:40,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:40,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 70 transitions. Stem has 8 letters. Loop has 2 letters. [2023-10-12 17:12:40,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:40,841 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43832 states and 351864 transitions. [2023-10-12 17:12:42,060 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:12:42,060 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43832 states to 0 states and 0 transitions. [2023-10-12 17:12:42,061 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-10-12 17:12:42,061 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-10-12 17:12:42,061 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-10-12 17:12:42,061 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-10-12 17:12:42,061 INFO L219 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:42,061 INFO L241 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:42,061 INFO L430 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:42,061 INFO L337 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-10-12 17:12:42,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-10-12 17:12:42,061 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:12:42,061 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-10-12 17:12:42,066 INFO L201 PluginConnector]: Adding new model map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:12:42 BoogieIcfgContainer [2023-10-12 17:12:42,066 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:12:42,067 INFO L158 Benchmark]: Toolchain (without parser) took 19009.63ms. Allocated memory was 183.5MB in the beginning and 5.8GB in the end (delta: 5.6GB). Free memory was 137.1MB in the beginning and 4.5GB in the end (delta: -4.4GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2023-10-12 17:12:42,067 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.26ms. Allocated memory is still 183.5MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:12:42,067 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.15ms. Allocated memory is still 183.5MB. Free memory was 137.1MB in the beginning and 135.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:12:42,067 INFO L158 Benchmark]: Boogie Preprocessor took 23.35ms. Allocated memory is still 183.5MB. Free memory was 135.5MB in the beginning and 134.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:12:42,068 INFO L158 Benchmark]: RCFGBuilder took 295.64ms. Allocated memory is still 183.5MB. Free memory was 134.4MB in the beginning and 124.3MB in the end (delta: 10.1MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-10-12 17:12:42,068 INFO L158 Benchmark]: BuchiAutomizer took 18658.68ms. Allocated memory was 183.5MB in the beginning and 5.8GB in the end (delta: 5.6GB). Free memory was 124.2MB in the beginning and 4.5GB in the end (delta: -4.4GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2023-10-12 17:12:42,069 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.26ms. Allocated memory is still 183.5MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.15ms. Allocated memory is still 183.5MB. Free memory was 137.1MB in the beginning and 135.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.35ms. Allocated memory is still 183.5MB. Free memory was 135.5MB in the beginning and 134.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 295.64ms. Allocated memory is still 183.5MB. Free memory was 134.4MB in the beginning and 124.3MB in the end (delta: 10.1MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 18658.68ms. Allocated memory was 183.5MB in the beginning and 5.8GB in the end (delta: 5.6GB). Free memory was 124.2MB in the beginning and 4.5GB in the end (delta: -4.4GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (0 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function N + -1 * j and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 18.4s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 4.2s. Construction of modules took 0.3s. Büchi inclusion checks took 3.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 5. Automata minimization 3.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 14425 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 5.5s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 296 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 290 mSDsluCounter, 88 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 357 IncrementalHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 62 mSDtfsCounter, 357 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso6 LassoPreprocessingBenchmarks: Lassos: inital67 mio100 ax100 hnf100 lsp93 ukn60 mio100 lsp96 div100 bol100 ite100 ukn100 eq154 hnf94 smp100 dnf132 smp87 tf100 neg100 sie114 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 102ms VariablesStem: 3 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.7s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.6s, 69 PlacesBefore, 46 PlacesAfterwards, 58 TransitionsBefore, 33 TransitionsAfterwards, 1860 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 23 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 2 ChoiceCompositions, 27 TotalNumberOfCompositions, 1643 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1513, independent: 1506, independent conditional: 0, independent unconditional: 1506, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1020, independent: 1013, independent conditional: 0, independent unconditional: 1013, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1020, independent: 1000, independent conditional: 0, independent unconditional: 1000, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 20, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 47, independent: 34, independent conditional: 0, independent unconditional: 34, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1513, independent: 493, independent conditional: 0, independent unconditional: 493, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1020, unknown conditional: 0, unknown unconditional: 1020] , Statistics on independence cache: Total cache size (in pairs): 120, Positive cache size: 120, Positive conditional cache size: 0, Positive unconditional cache size: 120, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2023-10-12 17:12:42,086 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...