/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/threaded-sum-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:32:03,140 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:32:03,190 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 17:32:03,214 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:32:03,215 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:32:03,215 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:32:03,216 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:32:03,216 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:32:03,217 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:32:03,217 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:32:03,217 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:32:03,217 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:32:03,218 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:32:03,218 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:32:03,218 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:32:03,218 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:32:03,219 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:32:03,220 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:32:03,220 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:32:03,220 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:32:03,220 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:32:03,220 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:32:03,221 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:32:03,221 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:32:03,221 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:32:03,221 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:32:03,221 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:32:03,222 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:32:03,222 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:32:03,222 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:32:03,222 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:32:03,222 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:32:03,223 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:32:03,223 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:32:03,224 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET [2023-10-12 17:32:03,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:32:03,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:32:03,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:32:03,463 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:32:03,464 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:32:03,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/threaded-sum-3.wvr.bpl [2023-10-12 17:32:03,466 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/threaded-sum-3.wvr.bpl' [2023-10-12 17:32:03,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:32:03,487 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:32:03,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:32:03,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:32:03,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:32:03,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/1) ... [2023-10-12 17:32:03,504 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/1) ... [2023-10-12 17:32:03,509 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:32:03,510 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:32:03,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:32:03,514 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:32:03,514 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:32:03,520 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/1) ... [2023-10-12 17:32:03,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/1) ... [2023-10-12 17:32:03,521 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/1) ... [2023-10-12 17:32:03,521 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/1) ... [2023-10-12 17:32:03,523 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/1) ... [2023-10-12 17:32:03,525 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/1) ... [2023-10-12 17:32:03,526 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/1) ... [2023-10-12 17:32:03,527 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/1) ... [2023-10-12 17:32:03,533 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:32:03,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:32:03,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:32:03,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:32:03,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/1) ... [2023-10-12 17:32:03,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:03,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:03,562 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 17:32:03,571 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 17:32:03,595 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-10-12 17:32:03,595 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-10-12 17:32:03,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-10-12 17:32:03,596 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-10-12 17:32:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-10-12 17:32:03,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-10-12 17:32:03,596 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:32:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:32:03,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:32:03,596 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-10-12 17:32:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-10-12 17:32:03,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-10-12 17:32:03,597 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 17:32:03,633 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:32:03,635 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:32:03,740 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:32:03,760 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:32:03,761 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:32:03,762 INFO L201 PluginConnector]: Adding new model threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:32:03 BoogieIcfgContainer [2023-10-12 17:32:03,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:32:03,766 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:32:03,767 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:32:03,771 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:32:03,772 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:32:03,772 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:32:03" (1/2) ... [2023-10-12 17:32:03,773 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1dbbbe65 and model type threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:32:03, skipping insertion in model container [2023-10-12 17:32:03,773 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:32:03,773 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:32:03" (2/2) ... [2023-10-12 17:32:03,774 INFO L332 chiAutomizerObserver]: Analyzing ICFG threaded-sum-3.wvr.bpl [2023-10-12 17:32:03,820 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-10-12 17:32:03,844 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 40 places, 36 transitions, 96 flow [2023-10-12 17:32:03,862 INFO L124 PetriNetUnfolderBase]: 3/30 cut-off events. [2023-10-12 17:32:03,862 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-10-12 17:32:03,868 INFO L83 FinitePrefix]: Finished finitePrefix Result has 43 conditions, 30 events. 3/30 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 34 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 21. Up to 2 conditions per place. [2023-10-12 17:32:03,868 INFO L82 GeneralOperation]: Start removeDead. Operand has 40 places, 36 transitions, 96 flow [2023-10-12 17:32:03,871 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 37 places, 30 transitions, 78 flow [2023-10-12 17:32:03,873 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:32:03,883 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 30 transitions, 78 flow [2023-10-12 17:32:03,885 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 30 transitions, 78 flow [2023-10-12 17:32:03,886 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 37 places, 30 transitions, 78 flow [2023-10-12 17:32:03,892 INFO L124 PetriNetUnfolderBase]: 3/30 cut-off events. [2023-10-12 17:32:03,892 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-10-12 17:32:03,892 INFO L83 FinitePrefix]: Finished finitePrefix Result has 43 conditions, 30 events. 3/30 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 34 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 21. Up to 2 conditions per place. [2023-10-12 17:32:03,893 INFO L119 LiptonReduction]: Number of co-enabled transitions 164 [2023-10-12 17:32:04,242 INFO L134 LiptonReduction]: Checked pairs total: 354 [2023-10-12 17:32:04,243 INFO L136 LiptonReduction]: Total number of compositions: 13 [2023-10-12 17:32:04,257 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:32:04,258 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:32:04,258 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:32:04,258 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:32:04,259 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:32:04,259 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:32:04,259 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:32:04,259 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2023-10-12 17:32:04,260 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 places, 18 transitions, 54 flow [2023-10-12 17:32:04,265 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:32:04,266 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2023-10-12 17:32:04,266 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:32:04,268 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:32:04,275 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:32:04,275 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 places, 18 transitions, 54 flow [2023-10-12 17:32:04,279 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:32:04,279 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2023-10-12 17:32:04,279 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:32:04,279 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:32:04,283 INFO L748 eck$LassoCheckResult]: Stem: 44#[$Ultimate##0]true [126] $Ultimate##0-->L71: Formula: (and (= v_U_16 v_u_60) (= v_S_16 v_s_64) (< 0 v_S_16) (= v_T_14 v_t_88) (= v_m_21 0) (< 0 v_T_14) (< 0 v_U_16)) InVars {m=v_m_21, u=v_u_60, U=v_U_16, t=v_t_88, T=v_T_14, s=v_s_64, S=v_S_16} OutVars{m=v_m_21, u=v_u_60, U=v_U_16, t=v_t_88, T=v_T_14, s=v_s_64, S=v_S_16} AuxVars[] AssignedVars[] 46#[L71]true [104] L71-->L22-1: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 48#[L22-1, L71-1]true [2023-10-12 17:32:04,284 INFO L750 eck$LassoCheckResult]: Loop: 48#[L22-1, L71-1]true [90] L22-1-->L22: Formula: (or (< 0 v_s_1) (< 0 v_u_1) (< 0 v_t_1)) InVars {u=v_u_1, t=v_t_1, s=v_s_1} OutVars{u=v_u_1, t=v_t_1, s=v_s_1} AuxVars[] AssignedVars[] 51#[L71-1, L22]true [92] L22-->L22-1: Formula: (or (and (= (+ v_s_Out_2 1) v_s_In_1) (< 0 v_s_In_1) (= (+ v_m_In_1 1) v_m_Out_2)) (and (= v_s_In_1 v_s_Out_2) (= v_m_Out_2 v_m_In_1) (<= v_s_In_1 0))) InVars {m=v_m_In_1, s=v_s_In_1} OutVars{m=v_m_Out_2, s=v_s_Out_2} AuxVars[] AssignedVars[m, s] 48#[L22-1, L71-1]true [2023-10-12 17:32:04,291 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:32:04,291 INFO L85 PathProgramCache]: Analyzing trace with hash 4971, now seen corresponding path program 1 times [2023-10-12 17:32:04,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:32:04,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370023958] [2023-10-12 17:32:04,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:32:04,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:32:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:04,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:32:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:04,402 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:32:04,404 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:32:04,404 INFO L85 PathProgramCache]: Analyzing trace with hash 3843, now seen corresponding path program 1 times [2023-10-12 17:32:04,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:32:04,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524643468] [2023-10-12 17:32:04,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:32:04,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:32:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:04,411 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:32:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:04,418 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:32:04,419 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:32:04,419 INFO L85 PathProgramCache]: Analyzing trace with hash 4780013, now seen corresponding path program 1 times [2023-10-12 17:32:04,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:32:04,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67430580] [2023-10-12 17:32:04,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:32:04,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:32:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:04,431 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:32:04,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:04,438 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:32:04,583 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:32:04,584 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:32:04,584 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:32:04,584 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:32:04,584 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-10-12 17:32:04,584 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:04,584 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:32:04,585 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:32:04,585 INFO L133 ssoRankerPreferences]: Filename of dumped script: threaded-sum-3.wvr.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:32:04,585 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:32:04,585 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:32:04,598 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 17:32:04,707 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 17:32:04,899 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:32:04,899 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-10-12 17:32:04,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:04,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:04,903 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 17:32:04,904 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 17:32:04,906 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-10-12 17:32:04,906 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-10-12 17:32:04,944 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 17:32:04,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:04,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:04,946 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 17:32:04,948 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 17:32:04,950 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-10-12 17:32:04,950 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-10-12 17:32:05,001 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-10-12 17:32:05,004 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 17:32:05,004 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:32:05,004 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:32:05,004 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:32:05,004 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:32:05,004 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:32:05,004 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:05,005 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:32:05,005 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:32:05,005 INFO L133 ssoRankerPreferences]: Filename of dumped script: threaded-sum-3.wvr.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:32:05,005 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:32:05,005 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:32:05,006 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 17:32:05,063 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 17:32:05,217 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:32:05,220 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:32:05,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:05,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:05,222 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 17:32:05,224 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 17:32:05,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:32:05,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:32:05,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:05,233 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:32:05,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:32:05,266 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-10-12 17:32:05,266 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-10-12 17:32:05,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:05,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-10-12 17:32:05,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:05,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:05,331 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 17:32:05,333 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 17:32:05,335 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 17:32:05,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:32:05,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:05,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:32:05,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:32:05,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:32:05,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:32:05,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:05,363 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 17:32:05,364 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-10-12 17:32:05,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:05,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:05,366 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 17:32:05,368 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 17:32:05,370 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 17:32:05,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:32:05,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:05,377 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:32:05,377 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-10-12 17:32:05,410 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-10-12 17:32:05,411 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-10-12 17:32:05,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:05,468 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 17:32:05,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:05,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:05,474 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 17:32:05,477 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 17:32:05,481 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 17:32:05,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:32:05,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:05,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:32:05,489 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-10-12 17:32:05,491 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-10-12 17:32:05,491 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-10-12 17:32:05,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:05,505 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-10-12 17:32:05,505 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-10-12 17:32:05,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:05,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:05,509 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 17:32:05,514 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 17:32:05,514 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 17:32:05,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:32:05,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:05,521 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:32:05,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:32:05,567 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-10-12 17:32:05,567 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-10-12 17:32:05,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:05,639 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 17:32:05,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:05,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:05,640 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 17:32:05,643 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 17:32:05,644 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 17:32:05,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:32:05,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:05,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:32:05,650 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:32:05,652 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-10-12 17:32:05,652 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:32:05,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:05,669 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 17:32:05,669 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-10-12 17:32:05,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:05,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:05,670 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 17:32:05,672 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 17:32:05,674 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 17:32:05,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:32:05,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:05,682 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:32:05,682 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-10-12 17:32:05,729 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-10-12 17:32:05,729 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-10-12 17:32:05,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:05,828 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-10-12 17:32:05,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:05,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:05,837 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 17:32:05,842 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 17:32:05,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:32:05,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:05,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:32:05,848 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-10-12 17:32:05,852 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-10-12 17:32:05,852 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-10-12 17:32:05,857 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 17:32:05,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:05,871 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 17:32:05,872 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-10-12 17:32:05,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:05,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:05,873 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 17:32:05,875 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 17:32:05,876 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 17:32:05,883 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:32:05,883 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-10-12 17:32:05,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:05,884 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:32:05,884 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-10-12 17:32:05,913 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-10-12 17:32:05,913 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-10-12 17:32:05,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:05,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-10-12 17:32:05,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:05,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:05,986 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 17:32:05,988 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 17:32:05,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:32:05,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:32:05,996 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-10-12 17:32:05,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:05,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:32:05,997 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-10-12 17:32:05,998 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-10-12 17:32:05,998 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-10-12 17:32:06,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:06,030 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 17:32:06,030 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-10-12 17:32:06,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:06,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:06,045 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 17:32:06,048 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 17:32:06,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:32:06,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:32:06,056 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-10-12 17:32:06,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:06,057 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:32:06,057 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:32:06,097 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-10-12 17:32:06,097 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-10-12 17:32:06,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:06,191 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 17:32:06,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:06,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:06,192 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 17:32:06,195 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 17:32:06,196 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 17:32:06,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:32:06,203 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-10-12 17:32:06,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:06,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:32:06,203 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:32:06,206 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-10-12 17:32:06,206 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:32:06,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:06,234 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 17:32:06,234 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-10-12 17:32:06,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:06,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:06,236 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 17:32:06,238 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 17:32:06,241 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 17:32:06,248 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:32:06,248 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-10-12 17:32:06,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:06,249 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:32:06,249 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-10-12 17:32:06,317 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-10-12 17:32:06,318 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-10-12 17:32:06,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:06,438 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 17:32:06,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:06,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:06,439 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 17:32:06,440 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 17:32:06,444 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 17:32:06,450 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:32:06,450 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-10-12 17:32:06,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:06,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:32:06,450 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-10-12 17:32:06,453 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-10-12 17:32:06,453 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-10-12 17:32:06,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:06,484 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 17:32:06,485 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-10-12 17:32:06,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:06,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:06,486 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 17:32:06,488 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 17:32:06,490 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 17:32:06,496 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:32:06,496 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-10-12 17:32:06,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:06,497 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:32:06,497 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:32:06,531 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-10-12 17:32:06,531 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-10-12 17:32:06,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:06,607 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 17:32:06,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:06,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:06,608 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 17:32:06,614 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 17:32:06,614 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 17:32:06,620 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:32:06,621 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-10-12 17:32:06,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:06,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:32:06,621 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:32:06,623 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-10-12 17:32:06,623 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:32:06,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:06,641 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 17:32:06,642 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-10-12 17:32:06,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:06,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:06,643 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 17:32:06,650 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 17:32:06,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:32:06,658 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-10-12 17:32:06,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:06,658 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:32:06,658 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-10-12 17:32:06,662 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 17:32:06,708 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-10-12 17:32:06,708 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-10-12 17:32:06,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:06,914 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 17:32:06,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:32:06,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:32:06,915 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 17:32:06,920 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 17:32:06,926 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:32:06,927 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-10-12 17:32:06,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:32:06,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:32:06,927 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-10-12 17:32:06,928 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 17:32:06,930 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-10-12 17:32:06,930 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-10-12 17:32:06,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:32:06,952 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 17:32:06,953 INFO L371 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-10-12 17:32:06,953 INFO L748 eck$LassoCheckResult]: Stem: 44#[$Ultimate##0]true [126] $Ultimate##0-->L71: Formula: (and (= v_U_16 v_u_60) (= v_S_16 v_s_64) (< 0 v_S_16) (= v_T_14 v_t_88) (= v_m_21 0) (< 0 v_T_14) (< 0 v_U_16)) InVars {m=v_m_21, u=v_u_60, U=v_U_16, t=v_t_88, T=v_T_14, s=v_s_64, S=v_S_16} OutVars{m=v_m_21, u=v_u_60, U=v_U_16, t=v_t_88, T=v_T_14, s=v_s_64, S=v_S_16} AuxVars[] AssignedVars[] 46#[L71]true [104] L71-->L22-1: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 48#[L22-1, L71-1]true [90] L22-1-->L22: Formula: (or (< 0 v_s_1) (< 0 v_u_1) (< 0 v_t_1)) InVars {u=v_u_1, t=v_t_1, s=v_s_1} OutVars{u=v_u_1, t=v_t_1, s=v_s_1} AuxVars[] AssignedVars[] 51#[L71-1, L22]true [92] L22-->L22-1: Formula: (or (and (= (+ v_s_Out_2 1) v_s_In_1) (< 0 v_s_In_1) (= (+ v_m_In_1 1) v_m_Out_2)) (and (= v_s_In_1 v_s_Out_2) (= v_m_Out_2 v_m_In_1) (<= v_s_In_1 0))) InVars {m=v_m_In_1, s=v_s_In_1} OutVars{m=v_m_Out_2, s=v_s_Out_2} AuxVars[] AssignedVars[m, s] 48#[L22-1, L71-1]true [2023-10-12 17:32:06,953 INFO L750 eck$LassoCheckResult]: Loop: 48#[L22-1, L71-1]true [90] L22-1-->L22: Formula: (or (< 0 v_s_1) (< 0 v_u_1) (< 0 v_t_1)) InVars {u=v_u_1, t=v_t_1, s=v_s_1} OutVars{u=v_u_1, t=v_t_1, s=v_s_1} AuxVars[] AssignedVars[] 51#[L71-1, L22]true [92] L22-->L22-1: Formula: (or (and (= (+ v_s_Out_2 1) v_s_In_1) (< 0 v_s_In_1) (= (+ v_m_In_1 1) v_m_Out_2)) (and (= v_s_In_1 v_s_Out_2) (= v_m_Out_2 v_m_In_1) (<= v_s_In_1 0))) InVars {m=v_m_In_1, s=v_s_In_1} OutVars{m=v_m_Out_2, s=v_s_Out_2} AuxVars[] AssignedVars[m, s] 48#[L22-1, L71-1]true [2023-10-12 17:32:06,954 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:32:06,954 INFO L85 PathProgramCache]: Analyzing trace with hash 4780013, now seen corresponding path program 2 times [2023-10-12 17:32:06,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:32:06,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163988814] [2023-10-12 17:32:06,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:32:06,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:32:06,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:06,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:32:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:06,977 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:32:06,977 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:32:06,977 INFO L85 PathProgramCache]: Analyzing trace with hash 3843, now seen corresponding path program 2 times [2023-10-12 17:32:06,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:32:06,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198782432] [2023-10-12 17:32:06,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:32:06,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:32:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:06,981 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:32:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:06,985 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:32:06,985 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:32:06,985 INFO L85 PathProgramCache]: Analyzing trace with hash 298628079, now seen corresponding path program 3 times [2023-10-12 17:32:06,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:32:06,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832274320] [2023-10-12 17:32:06,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:32:06,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:32:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:06,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:32:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:07,002 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:32:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:07,128 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:32:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:32:07,168 INFO L201 PluginConnector]: Adding new model threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:32:07 BoogieIcfgContainer [2023-10-12 17:32:07,168 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:32:07,169 INFO L158 Benchmark]: Toolchain (without parser) took 3680.98ms. Allocated memory was 239.1MB in the beginning and 312.5MB in the end (delta: 73.4MB). Free memory was 188.0MB in the beginning and 134.9MB in the end (delta: 53.2MB). Peak memory consumption was 127.1MB. Max. memory is 8.0GB. [2023-10-12 17:32:07,169 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.22ms. Allocated memory is still 239.1MB. Free memory is still 189.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:32:07,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.37ms. Allocated memory is still 239.1MB. Free memory was 187.9MB in the beginning and 186.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:32:07,169 INFO L158 Benchmark]: Boogie Preprocessor took 21.72ms. Allocated memory is still 239.1MB. Free memory was 186.4MB in the beginning and 185.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:32:07,170 INFO L158 Benchmark]: RCFGBuilder took 226.38ms. Allocated memory is still 239.1MB. Free memory was 185.3MB in the beginning and 206.2MB in the end (delta: -20.9MB). Peak memory consumption was 16.2MB. Max. memory is 8.0GB. [2023-10-12 17:32:07,170 INFO L158 Benchmark]: BuchiAutomizer took 3401.31ms. Allocated memory was 239.1MB in the beginning and 312.5MB in the end (delta: 73.4MB). Free memory was 206.2MB in the beginning and 134.9MB in the end (delta: 71.3MB). Peak memory consumption was 144.5MB. Max. memory is 8.0GB. [2023-10-12 17:32:07,171 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 239.1MB. Free memory is still 189.2MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 22.37ms. Allocated memory is still 239.1MB. Free memory was 187.9MB in the beginning and 186.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.72ms. Allocated memory is still 239.1MB. Free memory was 186.4MB in the beginning and 185.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 226.38ms. Allocated memory is still 239.1MB. Free memory was 185.3MB in the beginning and 206.2MB in the end (delta: -20.9MB). Peak memory consumption was 16.2MB. Max. memory is 8.0GB. * BuchiAutomizer took 3401.31ms. Allocated memory was 239.1MB in the beginning and 312.5MB in the end (delta: 73.4MB). Free memory was 206.2MB in the beginning and 134.9MB in the end (delta: 71.3MB). Peak memory consumption was 144.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.3s and 1 iterations. TraceHistogramMax:0. Analysis of lassos took 2.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. 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 [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.4s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 21]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L64] 0 assume m == 0; [L65] 0 assume 0 < T; [L66] 0 assume 0 < S; [L67] 0 assume 0 < U; [L68] 0 assume t == T; [L69] 0 assume s == S; [L70] 0 assume u == U; VAL [S=1, T=1, U=1, m=0, s=1, t=1, u=1] [L71] FORK 0 fork 1 thread1(); VAL [S=1, T=1, U=1, m=0, s=1, t=1, u=1] [L21] COND TRUE 1 0 < s || 0 < t || 0 < u VAL [S=1, T=1, U=1, m=0, s=1, t=1, u=1] [L24] 1 assume 0 < s; [L25] 1 s := s - 1; [L26] 1 m := m + 1; VAL [S=1, T=1, U=1, m=1, s=0, t=1, u=1] Loop: [L21] COND TRUE 0 < s || 0 < t || 0 < u [L24] assume 0 < s; [L25] s := s - 1; [L26] m := m + 1; End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 21]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L64] 0 assume m == 0; [L65] 0 assume 0 < T; [L66] 0 assume 0 < S; [L67] 0 assume 0 < U; [L68] 0 assume t == T; [L69] 0 assume s == S; [L70] 0 assume u == U; VAL [S=1, T=1, U=1, m=0, s=1, t=1, u=1] [L71] FORK 0 fork 1 thread1(); VAL [S=1, T=1, U=1, m=0, s=1, t=1, u=1] [L21] COND TRUE 1 0 < s || 0 < t || 0 < u VAL [S=1, T=1, U=1, m=0, s=1, t=1, u=1] [L24] 1 assume 0 < s; [L25] 1 s := s - 1; [L26] 1 m := m + 1; VAL [S=1, T=1, U=1, m=1, s=0, t=1, u=1] Loop: [L21] COND TRUE 0 < s || 0 < t || 0 < u [L24] assume 0 < s; [L25] s := s - 1; [L26] m := m + 1; End of lasso representation. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.4s, 37 PlacesBefore, 25 PlacesAfterwards, 30 TransitionsBefore, 18 TransitionsAfterwards, 164 CoEnabledTransitionPairs, 3 FixpointIterations, 9 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 13 TotalNumberOfCompositions, 354 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 194, independent: 168, independent conditional: 0, independent unconditional: 168, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 87, independent: 79, independent conditional: 0, independent unconditional: 79, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 87, independent: 71, independent conditional: 0, independent unconditional: 71, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 16, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 70, independent: 24, independent conditional: 0, independent unconditional: 24, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 194, independent: 89, independent conditional: 0, independent unconditional: 89, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 87, unknown conditional: 0, unknown unconditional: 87] , Statistics on independence cache: Total cache size (in pairs): 36, Positive cache size: 31, Positive conditional cache size: 0, Positive unconditional cache size: 31, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 RESULT: Ultimate proved your program to be incorrect! [2023-10-12 17:32:07,197 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...