/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 RABIN_PETRI_NET -i ../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:36:51,878 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:36:51,935 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 17:36:51,961 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:36:51,961 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:36:51,962 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:36:51,963 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:36:51,963 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:36:51,963 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:36:51,966 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:36:51,967 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:36:51,967 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:36:51,967 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:36:51,968 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:36:51,968 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:36:51,969 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:36:51,969 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:36:51,969 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:36:51,969 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:36:51,969 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:36:51,970 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:36:51,971 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:36:51,971 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:36:51,971 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:36:51,971 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:36:51,971 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:36:51,971 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:36:51,972 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:36:51,972 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:36:51,972 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:36:51,973 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:36:51,973 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:36:51,973 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:36:51,974 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:36:51,975 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> RABIN_PETRI_NET [2023-10-12 17:36:52,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:36:52,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:36:52,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:36:52,193 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:36:52,195 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:36:52,196 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl [2023-10-12 17:36:52,196 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl' [2023-10-12 17:36:52,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:36:52,226 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:36:52,227 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:36:52,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:36:52,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:36:52,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/1) ... [2023-10-12 17:36:52,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/1) ... [2023-10-12 17:36:52,251 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:36:52,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:36:52,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:36:52,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:36:52,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:36:52,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/1) ... [2023-10-12 17:36:52,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/1) ... [2023-10-12 17:36:52,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/1) ... [2023-10-12 17:36:52,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/1) ... [2023-10-12 17:36:52,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/1) ... [2023-10-12 17:36:52,268 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/1) ... [2023-10-12 17:36:52,269 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/1) ... [2023-10-12 17:36:52,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/1) ... [2023-10-12 17:36:52,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:36:52,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:36:52,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:36:52,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:36:52,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/1) ... [2023-10-12 17:36:52,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:52,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:52,295 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 17:36:52,300 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 17:36:52,330 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-10-12 17:36:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-10-12 17:36:52,333 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-10-12 17:36:52,333 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-10-12 17:36:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-10-12 17:36:52,334 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-10-12 17:36:52,335 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-10-12 17:36:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-10-12 17:36:52,335 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-10-12 17:36:52,336 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:36:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:36:52,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:36:52,337 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 17:36:52,374 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:36:52,375 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:36:52,533 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:36:52,538 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:36:52,539 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:36:52,540 INFO L201 PluginConnector]: Adding new model map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:36:52 BoogieIcfgContainer [2023-10-12 17:36:52,540 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:36:52,541 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:36:52,541 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:36:52,544 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:36:52,544 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:36:52,544 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:36:52" (1/2) ... [2023-10-12 17:36:52,546 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1cc45d60 and model type map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:36:52, skipping insertion in model container [2023-10-12 17:36:52,546 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:36:52,546 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:36:52" (2/2) ... [2023-10-12 17:36:52,547 INFO L332 chiAutomizerObserver]: Analyzing ICFG map-aggr-update1-2modifiers.bpl [2023-10-12 17:36:52,612 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-10-12 17:36:52,634 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 53 places, 50 transitions, 132 flow [2023-10-12 17:36:52,657 INFO L124 PetriNetUnfolderBase]: 6/42 cut-off events. [2023-10-12 17:36:52,657 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-10-12 17:36:52,661 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 42 events. 6/42 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 105 event pairs, 0 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 39. Up to 2 conditions per place. [2023-10-12 17:36:52,661 INFO L82 GeneralOperation]: Start removeDead. Operand has 53 places, 50 transitions, 132 flow [2023-10-12 17:36:52,665 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 49 places, 42 transitions, 108 flow [2023-10-12 17:36:52,668 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:36:52,679 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 42 transitions, 108 flow [2023-10-12 17:36:52,684 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 42 transitions, 108 flow [2023-10-12 17:36:52,685 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 49 places, 42 transitions, 108 flow [2023-10-12 17:36:52,693 INFO L124 PetriNetUnfolderBase]: 6/42 cut-off events. [2023-10-12 17:36:52,693 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-10-12 17:36:52,694 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 42 events. 6/42 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 105 event pairs, 0 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 39. Up to 2 conditions per place. [2023-10-12 17:36:52,695 INFO L119 LiptonReduction]: Number of co-enabled transitions 828 [2023-10-12 17:36:53,190 INFO L134 LiptonReduction]: Checked pairs total: 688 [2023-10-12 17:36:53,190 INFO L136 LiptonReduction]: Total number of compositions: 21 [2023-10-12 17:36:53,201 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:36:53,201 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:36:53,202 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:36:53,202 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:36:53,202 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:36:53,202 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:36:53,202 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:36:53,202 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == RabinPetriNetCegarLoop ======== [2023-10-12 17:36:53,203 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 32 places, 23 transitions, 70 flow [2023-10-12 17:36:53,207 ERROR L47 etriNetUnfolderRabin]: [1:1A:[87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[][10], 2:2A:[127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0][8], 4:3A:[92] $Ultimate##0-->L53-1: Formula: (= v_thread1Thread1of1ForFork1_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i][12]][5:4A:[155] L53-1-->L53-1: Formula: (and (= (store v_A_32 v_thread1Thread1of1ForFork1_i_26 (let ((.cse0 (select v_A_32 v_thread1Thread1of1ForFork1_i_26))) (ite (< .cse0 0) 0 .cse0))) v_A_31) (= (+ v_thread1Thread1of1ForFork1_i_26 1) v_thread1Thread1of1ForFork1_i_25) (< v_thread1Thread1of1ForFork1_i_26 v_N_38)) InVars {A=v_A_32, N=v_N_38, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_26} OutVars{A=v_A_31, N=v_N_38, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_25} AuxVars[] AssignedVars[A, thread1Thread1of1ForFork1_i][21]] [2023-10-12 17:36:53,213 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:36:53,213 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2023-10-12 17:36:53,214 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:36:53,214 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is not empty [2023-10-12 17:36:53,217 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:36:53,217 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 32 places, 23 transitions, 70 flow [2023-10-12 17:36:53,221 ERROR L47 etriNetUnfolderRabin]: [1:1A:[87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[][10], 2:2A:[127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0][8], 4:3A:[92] $Ultimate##0-->L53-1: Formula: (= v_thread1Thread1of1ForFork1_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i][12]][5:4A:[155] L53-1-->L53-1: Formula: (and (= (store v_A_32 v_thread1Thread1of1ForFork1_i_26 (let ((.cse0 (select v_A_32 v_thread1Thread1of1ForFork1_i_26))) (ite (< .cse0 0) 0 .cse0))) v_A_31) (= (+ v_thread1Thread1of1ForFork1_i_26 1) v_thread1Thread1of1ForFork1_i_25) (< v_thread1Thread1of1ForFork1_i_26 v_N_38)) InVars {A=v_A_32, N=v_N_38, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_26} OutVars{A=v_A_31, N=v_N_38, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_25} AuxVars[] AssignedVars[A, thread1Thread1of1ForFork1_i][21]] [2023-10-12 17:36:53,221 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:36:53,221 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2023-10-12 17:36:53,221 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:36:53,221 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is not empty [2023-10-12 17:36:53,225 INFO L748 eck$LassoCheckResult]: Stem: 57#[$Ultimate##0]true [87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 59#[L34]true [127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0] 61#[L34-1, $Ultimate##0]true [92] $Ultimate##0-->L53-1: Formula: (= v_thread1Thread1of1ForFork1_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i] 63#[L53-1, L34-1]true [2023-10-12 17:36:53,227 INFO L750 eck$LassoCheckResult]: Loop: 63#[L53-1, L34-1]true [155] L53-1-->L53-1: Formula: (and (= (store v_A_32 v_thread1Thread1of1ForFork1_i_26 (let ((.cse0 (select v_A_32 v_thread1Thread1of1ForFork1_i_26))) (ite (< .cse0 0) 0 .cse0))) v_A_31) (= (+ v_thread1Thread1of1ForFork1_i_26 1) v_thread1Thread1of1ForFork1_i_25) (< v_thread1Thread1of1ForFork1_i_26 v_N_38)) InVars {A=v_A_32, N=v_N_38, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_26} OutVars{A=v_A_31, N=v_N_38, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_25} AuxVars[] AssignedVars[A, thread1Thread1of1ForFork1_i] 63#[L53-1, L34-1]true [2023-10-12 17:36:53,231 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:53,231 INFO L85 PathProgramCache]: Analyzing trace with hash 117427, now seen corresponding path program 1 times [2023-10-12 17:36:53,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:53,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92616088] [2023-10-12 17:36:53,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:53,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:53,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:53,309 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:53,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:53,332 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:53,334 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:53,334 INFO L85 PathProgramCache]: Analyzing trace with hash 186, now seen corresponding path program 1 times [2023-10-12 17:36:53,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:53,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978730608] [2023-10-12 17:36:53,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:53,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:53,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:53,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:53,367 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:53,370 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:53,370 INFO L85 PathProgramCache]: Analyzing trace with hash 3640392, now seen corresponding path program 1 times [2023-10-12 17:36:53,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:53,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791648975] [2023-10-12 17:36:53,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:53,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:53,383 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:53,391 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:53,476 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:36:53,477 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:36:53,477 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:36:53,478 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:36:53,478 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:36:53,478 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:53,478 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:36:53,478 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:36:53,478 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:36:53,478 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:36:53,478 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:36:53,493 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 17:36:53,501 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 17:36:53,554 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:36:53,557 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:36:53,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:53,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:53,561 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 17:36:53,575 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 17:36:53,577 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 17:36:53,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:53,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:53,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:53,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:53,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:53,587 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:53,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:53,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-10-12 17:36:53,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:53,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:53,621 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:36:53,624 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 17:36:53,626 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 17:36:53,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:53,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:53,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:53,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:53,638 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:53,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:53,657 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:36:53,666 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:36:53,666 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-10-12 17:36:53,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:53,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:53,677 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 17:36:53,678 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 17:36:53,725 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:36:53,751 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:36:53,752 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:36:53,752 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork1_i, N) = -1*thread1Thread1of1ForFork1_i + 1*N Supporting invariants [] [2023-10-12 17:36:53,770 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 17:36:53,773 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:36:53,793 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:36:53,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:36:53,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:36:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:36:53,824 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:36:53,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:36:53,825 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 17:36:53,857 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 17:36:53,995 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 17:36:53,998 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 17:36:54,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 209 transitions. [2023-10-12 17:36:54,003 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 3 letters. Loop has 1 letters. [2023-10-12 17:36:54,003 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:54,003 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:36:54,003 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:54,003 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 3 letters. Loop has 2 letters. [2023-10-12 17:36:54,003 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:54,004 INFO L430 stractBuchiCegarLoop]: Abstraction has has 36 places, 92 transitions, 464 flow [2023-10-12 17:36:54,004 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:36:54,004 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 36 places, 92 transitions, 464 flow [2023-10-12 17:36:54,010 ERROR L47 etriNetUnfolderRabin]: [1:1A:[87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[][40], 2:2A:[127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0][32], 3:3A:[130] L34-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork2_thidvar1_2) (= 2 v_thread2Thread1of1ForFork2_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork2_thidvar1=v_thread2Thread1of1ForFork2_thidvar1_2, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_20, thread2Thread1of1ForFork2_thidvar0=v_thread2Thread1of1ForFork2_thidvar0_2, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_thidvar1, thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_thidvar0, thread2Thread1of1ForFork2_cnt][8], 9:4A:[148] $Ultimate##0-->L67-1: Formula: (and (= v_thread2Thread1of1ForFork2_j_35 0) (= v_thread2Thread1of1ForFork2_cnt_23 0)) InVars {} OutVars{thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_35, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_23} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_cnt][72]][10:5A:[158] L67-1-->L67-1: Formula: (and (let ((.cse0 (= v_thread2Thread1of1ForFork2_j_59 (+ v_thread2Thread1of1ForFork2_j_60 1))) (.cse1 (select v_B_53 v_thread2Thread1of1ForFork2_j_60))) (or (and (= v_thread2Thread1of1ForFork2_cnt_49 v_thread2Thread1of1ForFork2_cnt_50) .cse0 (<= .cse1 0)) (and (= v_thread2Thread1of1ForFork2_cnt_49 (+ v_thread2Thread1of1ForFork2_cnt_50 1)) .cse0 (< 0 .cse1)))) (let ((.cse3 (select v_A_39 v_thread2Thread1of1ForFork2_j_60)) (.cse2 (< v_thread2Thread1of1ForFork2_j_60 v_N_42))) (or (and .cse2 (= v_thread2Thread1of1ForFork2_cnt_51 v_thread2Thread1of1ForFork2_cnt_50) (<= .cse3 0)) (and (< 0 .cse3) .cse2 (= (+ v_thread2Thread1of1ForFork2_cnt_51 1) v_thread2Thread1of1ForFork2_cnt_50))))) InVars {A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_60, N=v_N_42, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_51, B=v_B_53} OutVars{A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_59, N=v_N_42, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_49, B=v_B_53} AuxVars[v_thread2Thread1of1ForFork2_cnt_50] AssignedVars[thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_cnt][88]] [2023-10-12 17:36:54,010 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:36:54,010 INFO L124 PetriNetUnfolderBase]: 2/9 cut-off events. [2023-10-12 17:36:54,010 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-10-12 17:36:54,010 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is not empty [2023-10-12 17:36:54,011 INFO L748 eck$LassoCheckResult]: Stem: 57#[$Ultimate##0]true [87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 59#[L34]true [127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0] 61#[L34-1, $Ultimate##0]true [130] L34-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork2_thidvar1_2) (= 2 v_thread2Thread1of1ForFork2_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork2_thidvar1=v_thread2Thread1of1ForFork2_thidvar1_2, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_20, thread2Thread1of1ForFork2_thidvar0=v_thread2Thread1of1ForFork2_thidvar0_2, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_thidvar1, thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_thidvar0, thread2Thread1of1ForFork2_cnt] 103#[$Ultimate##0, L35, $Ultimate##0]true [148] $Ultimate##0-->L67-1: Formula: (and (= v_thread2Thread1of1ForFork2_j_35 0) (= v_thread2Thread1of1ForFork2_cnt_23 0)) InVars {} OutVars{thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_35, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_23} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_cnt] 105#[L67-1, L35, $Ultimate##0]true [2023-10-12 17:36:54,011 INFO L750 eck$LassoCheckResult]: Loop: 105#[L67-1, L35, $Ultimate##0]true [158] L67-1-->L67-1: Formula: (and (let ((.cse0 (= v_thread2Thread1of1ForFork2_j_59 (+ v_thread2Thread1of1ForFork2_j_60 1))) (.cse1 (select v_B_53 v_thread2Thread1of1ForFork2_j_60))) (or (and (= v_thread2Thread1of1ForFork2_cnt_49 v_thread2Thread1of1ForFork2_cnt_50) .cse0 (<= .cse1 0)) (and (= v_thread2Thread1of1ForFork2_cnt_49 (+ v_thread2Thread1of1ForFork2_cnt_50 1)) .cse0 (< 0 .cse1)))) (let ((.cse3 (select v_A_39 v_thread2Thread1of1ForFork2_j_60)) (.cse2 (< v_thread2Thread1of1ForFork2_j_60 v_N_42))) (or (and .cse2 (= v_thread2Thread1of1ForFork2_cnt_51 v_thread2Thread1of1ForFork2_cnt_50) (<= .cse3 0)) (and (< 0 .cse3) .cse2 (= (+ v_thread2Thread1of1ForFork2_cnt_51 1) v_thread2Thread1of1ForFork2_cnt_50))))) InVars {A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_60, N=v_N_42, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_51, B=v_B_53} OutVars{A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_59, N=v_N_42, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_49, B=v_B_53} AuxVars[v_thread2Thread1of1ForFork2_cnt_50] AssignedVars[thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_cnt] 105#[L67-1, L35, $Ultimate##0]true [2023-10-12 17:36:54,011 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:54,011 INFO L85 PathProgramCache]: Analyzing trace with hash 3641563, now seen corresponding path program 1 times [2023-10-12 17:36:54,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:54,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507017492] [2023-10-12 17:36:54,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:54,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:54,015 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:54,024 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:54,024 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:54,024 INFO L85 PathProgramCache]: Analyzing trace with hash 189, now seen corresponding path program 1 times [2023-10-12 17:36:54,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:54,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939928405] [2023-10-12 17:36:54,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:54,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:54,045 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:54,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:54,051 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:54,051 INFO L85 PathProgramCache]: Analyzing trace with hash 112888611, now seen corresponding path program 1 times [2023-10-12 17:36:54,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:54,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035483934] [2023-10-12 17:36:54,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:54,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:54,063 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:54,078 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:54,229 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:36:54,229 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:36:54,229 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:36:54,229 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:36:54,229 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:36:54,230 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:54,230 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:36:54,230 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:36:54,230 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:36:54,230 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:36:54,230 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:36:54,235 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 17:36:54,240 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 17:36:54,243 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 17:36:54,246 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 17:36:54,352 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 17:36:54,432 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-10-12 17:36:54,517 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:36:54,517 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:36:54,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:54,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:54,524 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 17:36:54,549 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 17:36:54,652 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 17:36:54,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:54,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:54,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:54,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:54,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:54,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:54,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:54,683 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 17:36:54,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:54,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:54,701 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 17:36:54,707 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 17:36:54,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:54,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:54,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:54,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:54,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:54,716 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:54,720 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 17:36:54,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:54,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-10-12 17:36:54,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:54,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:54,750 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 17:36:54,753 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 17:36:54,754 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 17:36:54,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:54,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:54,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:54,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:54,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:54,762 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:54,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:54,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-10-12 17:36:54,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:54,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:54,785 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 17:36:54,787 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 17:36:54,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:36:54,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:54,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:54,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:54,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:54,848 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:54,848 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:54,859 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:36:54,868 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-10-12 17:36:54,868 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-10-12 17:36:54,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:54,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:54,876 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 17:36:54,878 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 17:36:54,879 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:36:54,895 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:36:54,896 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:36:54,896 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, thread2Thread1of1ForFork2_j) = 1*N - 1*thread2Thread1of1ForFork2_j Supporting invariants [] [2023-10-12 17:36:54,900 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 17:36:54,901 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:36:54,910 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:36:54,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:36:54,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:36:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:36:54,923 WARN L260 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:36:54,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:36:54,924 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 17:36:54,924 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 17:36:55,011 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 17:36:55,012 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 17:36:55,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 207 transitions. [2023-10-12 17:36:55,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 207 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:36:55,013 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:55,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 207 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:36:55,013 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:55,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 207 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:36:55,013 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:55,013 INFO L430 stractBuchiCegarLoop]: Abstraction has has 40 places, 368 transitions, 2592 flow [2023-10-12 17:36:55,014 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:36:55,014 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 40 places, 368 transitions, 2592 flow [2023-10-12 17:36:55,018 ERROR L47 etriNetUnfolderRabin]: [1:1A:[87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[][161], 2:2A:[127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0][129], 3:3A:[130] L34-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork2_thidvar1_2) (= 2 v_thread2Thread1of1ForFork2_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork2_thidvar1=v_thread2Thread1of1ForFork2_thidvar1_2, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_20, thread2Thread1of1ForFork2_thidvar0=v_thread2Thread1of1ForFork2_thidvar0_2, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_thidvar1, thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_thidvar0, thread2Thread1of1ForFork2_cnt][33], 6:4A:[133] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork3_thidvar2_2 3) (= v_thread3Thread1of1ForFork3_thidvar1_2 3) (= v_thread3Thread1of1ForFork3_thidvar0_2 3)) InVars {} OutVars{thread3Thread1of1ForFork3_thidvar0=v_thread3Thread1of1ForFork3_thidvar0_2, thread3Thread1of1ForFork3_thidvar2=v_thread3Thread1of1ForFork3_thidvar2_2, thread3Thread1of1ForFork3_thidvar1=v_thread3Thread1of1ForFork3_thidvar1_2, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_thidvar0, thread3Thread1of1ForFork3_thidvar2, thread3Thread1of1ForFork3_thidvar1, thread3Thread1of1ForFork3_k][65], 21:5A:[110] $Ultimate##0-->L85-1: Formula: (= v_thread3Thread1of1ForFork3_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k][145]][23:6A:[153] L85-1-->L85-1: Formula: (and (= v_thread3Thread1of1ForFork3_k_27 (+ v_thread3Thread1of1ForFork3_k_28 1)) (= (store v_B_44 v_thread3Thread1of1ForFork3_k_28 v_thread3Thread1of1ForFork3_k_28) v_B_43) (< v_thread3Thread1of1ForFork3_k_28 v_N_30)) InVars {N=v_N_30, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_28, B=v_B_44} OutVars{N=v_N_30, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_27, B=v_B_43} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k, B][321]] [2023-10-12 17:36:55,019 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:36:55,019 INFO L124 PetriNetUnfolderBase]: 10/22 cut-off events. [2023-10-12 17:36:55,019 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2023-10-12 17:36:55,019 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is not empty [2023-10-12 17:36:55,019 INFO L748 eck$LassoCheckResult]: Stem: 57#[$Ultimate##0]true [87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 59#[L34]true [127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0] 61#[L34-1, $Ultimate##0]true [130] L34-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork2_thidvar1_2) (= 2 v_thread2Thread1of1ForFork2_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork2_thidvar1=v_thread2Thread1of1ForFork2_thidvar1_2, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_20, thread2Thread1of1ForFork2_thidvar0=v_thread2Thread1of1ForFork2_thidvar0_2, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_thidvar1, thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_thidvar0, thread2Thread1of1ForFork2_cnt] 103#[$Ultimate##0, L35, $Ultimate##0]true [133] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork3_thidvar2_2 3) (= v_thread3Thread1of1ForFork3_thidvar1_2 3) (= v_thread3Thread1of1ForFork3_thidvar0_2 3)) InVars {} OutVars{thread3Thread1of1ForFork3_thidvar0=v_thread3Thread1of1ForFork3_thidvar0_2, thread3Thread1of1ForFork3_thidvar2=v_thread3Thread1of1ForFork3_thidvar2_2, thread3Thread1of1ForFork3_thidvar1=v_thread3Thread1of1ForFork3_thidvar1_2, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_thidvar0, thread3Thread1of1ForFork3_thidvar2, thread3Thread1of1ForFork3_thidvar1, thread3Thread1of1ForFork3_k] 143#[$Ultimate##0, $Ultimate##0, L36, $Ultimate##0]true [110] $Ultimate##0-->L85-1: Formula: (= v_thread3Thread1of1ForFork3_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k] 145#[L85-1, $Ultimate##0, L36, $Ultimate##0]true [2023-10-12 17:36:55,019 INFO L750 eck$LassoCheckResult]: Loop: 145#[L85-1, $Ultimate##0, L36, $Ultimate##0]true [153] L85-1-->L85-1: Formula: (and (= v_thread3Thread1of1ForFork3_k_27 (+ v_thread3Thread1of1ForFork3_k_28 1)) (= (store v_B_44 v_thread3Thread1of1ForFork3_k_28 v_thread3Thread1of1ForFork3_k_28) v_B_43) (< v_thread3Thread1of1ForFork3_k_28 v_N_30)) InVars {N=v_N_30, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_28, B=v_B_44} OutVars{N=v_N_30, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_27, B=v_B_43} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k, B] 145#[L85-1, $Ultimate##0, L36, $Ultimate##0]true [2023-10-12 17:36:55,020 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:55,020 INFO L85 PathProgramCache]: Analyzing trace with hash 112888098, now seen corresponding path program 1 times [2023-10-12 17:36:55,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:55,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104722573] [2023-10-12 17:36:55,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:55,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,026 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:55,027 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:55,027 INFO L85 PathProgramCache]: Analyzing trace with hash 184, now seen corresponding path program 1 times [2023-10-12 17:36:55,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:55,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658605856] [2023-10-12 17:36:55,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:55,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,030 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,032 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:55,032 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:55,032 INFO L85 PathProgramCache]: Analyzing trace with hash -795436105, now seen corresponding path program 1 times [2023-10-12 17:36:55,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:55,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705758325] [2023-10-12 17:36:55,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:55,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,037 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:55,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,040 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:55,075 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 17:36:55,093 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 17:36:55,112 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:36:55,112 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:36:55,113 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:36:55,113 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:36:55,113 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:36:55,113 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,113 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:36:55,113 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:36:55,113 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration3_Lasso [2023-10-12 17:36:55,113 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:36:55,113 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:36:55,114 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 17:36:55,116 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 17:36:55,118 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 17:36:55,120 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 17:36:55,122 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 17:36:55,124 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 17:36:55,126 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 17:36:55,134 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 17:36:55,137 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 17:36:55,139 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 17:36:55,204 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:36:55,204 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:36:55,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,205 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 17:36:55,207 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 17:36:55,209 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 17:36:55,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:55,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:55,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:55,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:55,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:55,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:55,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:55,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-10-12 17:36:55,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,236 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 17:36:55,239 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 17:36:55,240 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 17:36:55,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:55,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:55,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:55,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:55,262 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:55,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:55,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:55,270 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 17:36:55,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,275 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 17:36:55,288 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 17:36:55,289 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 17:36:55,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:55,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:55,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:55,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:55,298 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:55,298 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:55,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:55,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-10-12 17:36:55,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,321 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 17:36:55,324 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 17:36:55,325 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 17:36:55,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:55,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:36:55,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:55,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:55,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:55,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:36:55,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:36:55,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:55,353 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-10-12 17:36:55,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,355 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 17:36:55,357 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 17:36:55,358 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 17:36:55,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:55,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:36:55,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:55,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:55,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:55,365 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:36:55,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:36:55,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:55,392 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 17:36:55,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,398 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 17:36:55,400 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 17:36:55,401 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 17:36:55,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:55,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:55,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:55,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:55,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:55,416 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:55,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:55,442 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 17:36:55,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,443 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 17:36:55,445 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 17:36:55,447 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 17:36:55,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:55,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:36:55,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:55,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:55,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:55,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:36:55,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:36:55,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:55,477 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 17:36:55,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,479 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 17:36:55,481 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 17:36:55,482 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 17:36:55,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:55,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:55,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:55,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:55,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:55,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:55,511 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:36:55,525 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2023-10-12 17:36:55,525 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-10-12 17:36:55,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,526 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 17:36:55,528 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 17:36:55,530 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:36:55,537 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:36:55,537 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:36:55,537 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork3_k, N) = -1*thread3Thread1of1ForFork3_k + 1*N Supporting invariants [] [2023-10-12 17:36:55,543 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 17:36:55,544 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:36:55,554 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:36:55,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:36:55,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:36:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:36:55,569 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:36:55,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:36:55,570 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 17:36:55,570 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 17:36:55,655 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 17:36:55,656 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 17:36:55,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 209 transitions. [2023-10-12 17:36:55,657 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:36:55,657 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:55,657 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 6 letters. Loop has 1 letters. [2023-10-12 17:36:55,657 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:55,657 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:36:55,657 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:55,657 INFO L430 stractBuchiCegarLoop]: Abstraction has has 44 places, 1472 transitions, 13312 flow [2023-10-12 17:36:55,657 INFO L337 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-10-12 17:36:55,657 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 44 places, 1472 transitions, 13312 flow [2023-10-12 17:36:55,671 ERROR L47 etriNetUnfolderRabin]: [1:1A:[87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[][646], 2:2A:[127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0][518], 3:3A:[130] L34-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork2_thidvar1_2) (= 2 v_thread2Thread1of1ForFork2_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork2_thidvar1=v_thread2Thread1of1ForFork2_thidvar1_2, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_20, thread2Thread1of1ForFork2_thidvar0=v_thread2Thread1of1ForFork2_thidvar0_2, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_thidvar1, thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_thidvar0, thread2Thread1of1ForFork2_cnt][134], 6:4A:[133] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork3_thidvar2_2 3) (= v_thread3Thread1of1ForFork3_thidvar1_2 3) (= v_thread3Thread1of1ForFork3_thidvar0_2 3)) InVars {} OutVars{thread3Thread1of1ForFork3_thidvar0=v_thread3Thread1of1ForFork3_thidvar0_2, thread3Thread1of1ForFork3_thidvar2=v_thread3Thread1of1ForFork3_thidvar2_2, thread3Thread1of1ForFork3_thidvar1=v_thread3Thread1of1ForFork3_thidvar1_2, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_thidvar0, thread3Thread1of1ForFork3_thidvar2, thread3Thread1of1ForFork3_thidvar1, thread3Thread1of1ForFork3_k][262], 20:5A:[124] 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][390], 60:6A:[116] $Ultimate##0-->L85-1: Formula: (= v_thread3Thread1of1ForFork0_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k][326]][61:7A:[152] L85-1-->L85-1: Formula: (and (= (store v_B_30 v_thread3Thread1of1ForFork0_k_24 v_thread3Thread1of1ForFork0_k_24) v_B_29) (< v_thread3Thread1of1ForFork0_k_24 v_N_24) (= v_thread3Thread1of1ForFork0_k_23 (+ v_thread3Thread1of1ForFork0_k_24 1))) InVars {N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_24, B=v_B_30} OutVars{N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_23, B=v_B_29} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, B][1222]] [2023-10-12 17:36:55,672 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:36:55,672 INFO L124 PetriNetUnfolderBase]: 36/60 cut-off events. [2023-10-12 17:36:55,672 INFO L125 PetriNetUnfolderBase]: For 14/14 co-relation queries the response was YES. [2023-10-12 17:36:55,672 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is not empty [2023-10-12 17:36:55,673 INFO L748 eck$LassoCheckResult]: Stem: 57#[$Ultimate##0]true [87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 59#[L34]true [127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0] 61#[L34-1, $Ultimate##0]true [130] L34-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork2_thidvar1_2) (= 2 v_thread2Thread1of1ForFork2_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork2_thidvar1=v_thread2Thread1of1ForFork2_thidvar1_2, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_20, thread2Thread1of1ForFork2_thidvar0=v_thread2Thread1of1ForFork2_thidvar0_2, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_thidvar1, thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_thidvar0, thread2Thread1of1ForFork2_cnt] 103#[$Ultimate##0, L35, $Ultimate##0]true [133] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork3_thidvar2_2 3) (= v_thread3Thread1of1ForFork3_thidvar1_2 3) (= v_thread3Thread1of1ForFork3_thidvar0_2 3)) InVars {} OutVars{thread3Thread1of1ForFork3_thidvar0=v_thread3Thread1of1ForFork3_thidvar0_2, thread3Thread1of1ForFork3_thidvar2=v_thread3Thread1of1ForFork3_thidvar2_2, thread3Thread1of1ForFork3_thidvar1=v_thread3Thread1of1ForFork3_thidvar1_2, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_thidvar0, thread3Thread1of1ForFork3_thidvar2, thread3Thread1of1ForFork3_thidvar1, thread3Thread1of1ForFork3_k] 143#[$Ultimate##0, $Ultimate##0, L36, $Ultimate##0]true [124] L36-->$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] 187#[$Ultimate##0, $Ultimate##0, L37, $Ultimate##0, $Ultimate##0]true [116] $Ultimate##0-->L85-1: Formula: (= v_thread3Thread1of1ForFork0_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k] 189#[$Ultimate##0, $Ultimate##0, L85-1, L37, $Ultimate##0]true [2023-10-12 17:36:55,673 INFO L750 eck$LassoCheckResult]: Loop: 189#[$Ultimate##0, $Ultimate##0, L85-1, L37, $Ultimate##0]true [152] L85-1-->L85-1: Formula: (and (= (store v_B_30 v_thread3Thread1of1ForFork0_k_24 v_thread3Thread1of1ForFork0_k_24) v_B_29) (< v_thread3Thread1of1ForFork0_k_24 v_N_24) (= v_thread3Thread1of1ForFork0_k_23 (+ v_thread3Thread1of1ForFork0_k_24 1))) InVars {N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_24, B=v_B_30} OutVars{N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_23, B=v_B_29} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, B] 189#[$Ultimate##0, $Ultimate##0, L85-1, L37, $Ultimate##0]true [2023-10-12 17:36:55,673 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:55,673 INFO L85 PathProgramCache]: Analyzing trace with hash -795435708, now seen corresponding path program 1 times [2023-10-12 17:36:55,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:55,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592774189] [2023-10-12 17:36:55,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:55,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,677 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,680 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:55,680 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:55,680 INFO L85 PathProgramCache]: Analyzing trace with hash 183, now seen corresponding path program 1 times [2023-10-12 17:36:55,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:55,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533873126] [2023-10-12 17:36:55,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:55,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,683 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,685 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:55,686 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:55,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1111296980, now seen corresponding path program 1 times [2023-10-12 17:36:55,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:36:55,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34136169] [2023-10-12 17:36:55,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:36:55,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:36:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,690 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:36:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:36:55,693 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:36:55,760 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:36:55,760 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:36:55,760 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:36:55,761 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:36:55,761 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:36:55,761 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,761 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:36:55,761 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:36:55,761 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration4_Lasso [2023-10-12 17:36:55,761 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:36:55,761 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:36:55,762 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 17:36:55,764 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 17:36:55,766 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 17:36:55,768 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 17:36:55,769 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 17:36:55,771 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 17:36:55,773 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 17:36:55,774 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 17:36:55,776 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 17:36:55,778 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 17:36:55,780 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 17:36:55,781 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 17:36:55,788 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 17:36:55,790 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 17:36:55,792 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 17:36:55,880 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:36:55,880 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:36:55,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,889 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 17:36:55,890 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 17:36:55,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:36:55,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:55,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:55,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:55,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:55,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:55,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:55,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:55,916 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 17:36:55,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,918 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 17:36:55,921 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 17:36:55,922 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 17:36:55,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:55,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:55,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:55,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:55,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:55,929 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:55,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:55,959 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 17:36:55,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:55,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:55,960 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 17:36:55,963 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 17:36:55,965 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 17:36:55,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:55,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:55,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:55,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:55,973 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:55,973 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:55,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:56,014 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 17:36:56,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:56,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:56,020 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 17:36:56,023 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 17:36:56,024 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 17:36:56,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:56,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:56,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:56,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:56,041 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:56,041 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:56,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:56,060 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 17:36:56,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:56,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:56,062 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 17:36:56,063 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 17:36:56,065 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 17:36:56,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:56,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:56,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:56,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:56,072 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:56,072 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:56,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:56,090 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 17:36:56,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:56,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:56,092 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 17:36:56,116 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 17:36:56,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:56,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:56,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:56,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:56,123 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:56,123 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:56,126 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 17:36:56,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:56,136 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 17:36:56,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:56,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:56,138 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 17:36:56,139 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 17:36:56,141 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 17:36:56,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:56,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:36:56,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:56,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:56,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:56,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:36:56,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:36:56,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:56,165 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-10-12 17:36:56,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:56,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:56,166 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 17:36:56,169 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 17:36:56,169 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 17:36:56,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:56,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:36:56,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:56,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:56,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:56,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:36:56,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:36:56,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:56,179 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 17:36:56,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:56,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:56,181 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 17:36:56,181 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 17:36:56,183 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 17:36:56,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:56,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:56,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:56,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:56,198 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:56,198 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:56,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:56,209 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-10-12 17:36:56,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:56,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:56,210 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 17:36:56,212 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 17:36:56,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:36:56,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:56,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:56,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:56,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:56,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:56,222 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:56,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:56,227 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 17:36:56,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:56,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:56,229 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 17:36:56,231 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 17:36:56,232 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 17:36:56,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:56,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:36:56,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:56,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:56,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:56,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:36:56,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:36:56,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:56,243 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 17:36:56,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:56,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:56,244 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 17:36:56,246 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 17:36:56,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:36:56,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:56,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:36:56,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:56,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:56,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:56,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:36:56,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:36:56,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:36:56,258 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 17:36:56,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:56,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:56,260 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 17:36:56,267 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 17:36:56,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:36:56,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:36:56,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:36:56,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:36:56,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:36:56,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:36:56,289 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:36:56,299 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:36:56,315 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-10-12 17:36:56,315 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-10-12 17:36:56,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:36:56,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:36:56,317 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 17:36:56,319 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 17:36:56,319 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:36:56,328 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:36:56,328 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:36:56,328 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork0_k, N) = -1*thread3Thread1of1ForFork0_k + 1*N Supporting invariants [] [2023-10-12 17:36:56,333 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-10-12 17:36:56,334 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:36:56,344 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:36:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:36:56,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:36:56,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:36:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:36:56,358 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:36:56,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:36:56,358 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 17:36:56,358 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 17:36:56,486 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 17:36:56,501 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 17:36:56,501 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 17:36:56,502 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 17:36:56,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 209 transitions. [2023-10-12 17:36:56,502 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 6 letters. Loop has 1 letters. [2023-10-12 17:36:56,502 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:56,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 7 letters. Loop has 1 letters. [2023-10-12 17:36:56,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:56,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 6 letters. Loop has 2 letters. [2023-10-12 17:36:56,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:36:56,503 INFO L430 stractBuchiCegarLoop]: Abstraction has has 48 places, 5888 transitions, 65024 flow [2023-10-12 17:36:56,503 INFO L337 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-10-12 17:36:56,503 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 48 places, 5888 transitions, 65024 flow [2023-10-12 17:36:56,827 INFO L124 PetriNetUnfolderBase]: 1063/1387 cut-off events. [2023-10-12 17:36:56,827 INFO L125 PetriNetUnfolderBase]: For 213/213 co-relation queries the response was YES. [2023-10-12 17:36:56,827 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is empty [2023-10-12 17:36:56,831 INFO L201 PluginConnector]: Adding new model map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:36:56 BoogieIcfgContainer [2023-10-12 17:36:56,831 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:36:56,832 INFO L158 Benchmark]: Toolchain (without parser) took 4605.28ms. Allocated memory was 182.5MB in the beginning and 219.2MB in the end (delta: 36.7MB). Free memory was 128.9MB in the beginning and 82.7MB in the end (delta: 46.2MB). Peak memory consumption was 111.9MB. Max. memory is 8.0GB. [2023-10-12 17:36:56,832 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.22ms. Allocated memory is still 182.5MB. Free memory is still 130.0MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:36:56,832 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.21ms. Allocated memory is still 182.5MB. Free memory was 128.7MB in the beginning and 127.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-10-12 17:36:56,832 INFO L158 Benchmark]: Boogie Preprocessor took 17.17ms. Allocated memory is still 182.5MB. Free memory was 127.3MB in the beginning and 126.0MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:36:56,832 INFO L158 Benchmark]: RCFGBuilder took 269.04ms. Allocated memory is still 182.5MB. Free memory was 126.0MB in the beginning and 116.1MB in the end (delta: 9.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-10-12 17:36:56,832 INFO L158 Benchmark]: BuchiAutomizer took 4290.37ms. Allocated memory was 182.5MB in the beginning and 219.2MB in the end (delta: 36.7MB). Free memory was 116.1MB in the beginning and 82.7MB in the end (delta: 33.4MB). Peak memory consumption was 99.4MB. Max. memory is 8.0GB. [2023-10-12 17:36:56,833 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 0.22ms. Allocated memory is still 182.5MB. Free memory is still 130.0MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.21ms. Allocated memory is still 182.5MB. Free memory was 128.7MB in the beginning and 127.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.17ms. Allocated memory is still 182.5MB. Free memory was 127.3MB in the beginning and 126.0MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 269.04ms. Allocated memory is still 182.5MB. Free memory was 126.0MB in the beginning and 116.1MB in the end (delta: 9.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 4290.37ms. Allocated memory was 182.5MB in the beginning and 219.2MB in the end (delta: 36.7MB). Free memory was 116.1MB in the beginning and 82.7MB in the end (delta: 33.4MB). Peak memory consumption was 99.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (0 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function N + -1 * j and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.2s and 5 iterations. TraceHistogramMax:0. Analysis of lassos took 2.6s. Construction of modules took 0.2s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 547 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 543 mSDsluCounter, 406 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 117 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 451 IncrementalHoareTripleChecker+Invalid, 463 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 289 mSDtfsCounter, 451 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital62 mio100 ax100 hnf100 lsp124 ukn54 mio100 lsp95 div100 bol100 ite100 ukn100 eq158 hnf94 smp100 dnf116 smp83 tf100 neg100 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 42ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.5s - 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: 0.5s, 49 PlacesBefore, 32 PlacesAfterwards, 42 TransitionsBefore, 23 TransitionsAfterwards, 828 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 17 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 2 ChoiceCompositions, 21 TotalNumberOfCompositions, 688 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 634, independent: 629, independent conditional: 0, independent unconditional: 629, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 456, independent: 451, independent conditional: 0, independent unconditional: 451, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 456, independent: 446, independent conditional: 0, independent unconditional: 446, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 35, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 634, independent: 178, independent conditional: 0, independent unconditional: 178, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 456, unknown conditional: 0, unknown unconditional: 456] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 48, Positive conditional cache size: 0, Positive unconditional cache size: 48, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, 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 17:36:56,845 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...