/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_AUTOMATON -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/sum-print2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-09 23:25:08,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-09 23:25:08,688 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-09 23:25:08,692 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-09 23:25:08,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-09 23:25:08,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-09 23:25:08,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-09 23:25:08,723 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-09 23:25:08,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-09 23:25:08,734 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-09 23:25:08,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-09 23:25:08,734 INFO L153 SettingsManager]: * Use SBE=true [2024-02-09 23:25:08,735 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-09 23:25:08,735 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-09 23:25:08,735 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-09 23:25:08,735 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-09 23:25:08,735 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-09 23:25:08,736 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-09 23:25:08,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-09 23:25:08,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-09 23:25:08,736 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-09 23:25:08,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-09 23:25:08,738 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-09 23:25:08,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-09 23:25:08,739 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-09 23:25:08,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-09 23:25:08,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-09 23:25:08,739 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-09 23:25:08,739 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-09 23:25:08,739 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-09 23:25:08,740 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-09 23:25:08,740 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-09 23:25:08,740 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-09 23:25:08,740 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-09 23:25:08,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-09 23:25:08,741 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-09 23:25:08,741 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-09 23:25:08,741 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-09 23:25:08,742 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_AUTOMATON [2024-02-09 23:25:09,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-09 23:25:09,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-09 23:25:09,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-09 23:25:09,174 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-09 23:25:09,175 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-09 23:25:09,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/sum-print2.bpl [2024-02-09 23:25:09,176 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/sum-print2.bpl' [2024-02-09 23:25:09,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-09 23:25:09,202 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-09 23:25:09,204 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-09 23:25:09,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-09 23:25:09,204 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-09 23:25:09,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/1) ... [2024-02-09 23:25:09,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/1) ... [2024-02-09 23:25:09,226 INFO L138 Inliner]: procedures = 5, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-02-09 23:25:09,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-09 23:25:09,233 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-09 23:25:09,233 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-09 23:25:09,234 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-09 23:25:09,265 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/1) ... [2024-02-09 23:25:09,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/1) ... [2024-02-09 23:25:09,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/1) ... [2024-02-09 23:25:09,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/1) ... [2024-02-09 23:25:09,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/1) ... [2024-02-09 23:25:09,287 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/1) ... [2024-02-09 23:25:09,288 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/1) ... [2024-02-09 23:25:09,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/1) ... [2024-02-09 23:25:09,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-09 23:25:09,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-09 23:25:09,290 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-09 23:25:09,290 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-09 23:25:09,291 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/1) ... [2024-02-09 23:25:09,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:09,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:09,323 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) [2024-02-09 23:25:09,337 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 [2024-02-09 23:25:09,367 INFO L124 BoogieDeclarations]: Specification and implementation of procedure T4 given in one single declaration [2024-02-09 23:25:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure T4 [2024-02-09 23:25:09,368 INFO L138 BoogieDeclarations]: Found implementation of procedure T4 [2024-02-09 23:25:09,368 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-09 23:25:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-09 23:25:09,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-09 23:25:09,368 INFO L124 BoogieDeclarations]: Specification and implementation of procedure T2 given in one single declaration [2024-02-09 23:25:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure T2 [2024-02-09 23:25:09,368 INFO L138 BoogieDeclarations]: Found implementation of procedure T2 [2024-02-09 23:25:09,368 INFO L124 BoogieDeclarations]: Specification and implementation of procedure T3 given in one single declaration [2024-02-09 23:25:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure T3 [2024-02-09 23:25:09,369 INFO L138 BoogieDeclarations]: Found implementation of procedure T3 [2024-02-09 23:25:09,369 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-09 23:25:09,411 INFO L236 CfgBuilder]: Building ICFG [2024-02-09 23:25:09,412 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-09 23:25:09,491 INFO L277 CfgBuilder]: Performing block encoding [2024-02-09 23:25:09,506 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-09 23:25:09,506 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2024-02-09 23:25:09,507 WARN L332 CfgBuilder]: Unexpected successor node of atomic block begin: T2EXIT is neither atomic block end nor error location. [2024-02-09 23:25:09,507 WARN L332 CfgBuilder]: Unexpected successor node of atomic block begin: T3EXIT is neither atomic block end nor error location. [2024-02-09 23:25:09,508 INFO L201 PluginConnector]: Adding new model sum-print2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:25:09 BoogieIcfgContainer [2024-02-09 23:25:09,509 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-09 23:25:09,509 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-09 23:25:09,509 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-09 23:25:09,529 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-09 23:25:09,530 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:25:09,531 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:25:09" (1/2) ... [2024-02-09 23:25:09,533 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7db472bd and model type sum-print2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.02 11:25:09, skipping insertion in model container [2024-02-09 23:25:09,533 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:25:09,533 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "sum-print2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:25:09" (2/2) ... [2024-02-09 23:25:09,535 INFO L332 chiAutomizerObserver]: Analyzing ICFG sum-print2.bpl [2024-02-09 23:25:09,586 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-02-09 23:25:09,620 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 35 places, 32 transitions, 85 flow [2024-02-09 23:25:09,638 INFO L124 PetriNetUnfolderBase]: 4/26 cut-off events. [2024-02-09 23:25:09,638 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-09 23:25:09,641 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 4/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 23 event pairs, 0 based on Foata normal form. 0/21 useless extension candidates. Maximal degree in co-relation 20. Up to 3 conditions per place. [2024-02-09 23:25:09,642 INFO L82 GeneralOperation]: Start removeDead. Operand has 35 places, 32 transitions, 85 flow [2024-02-09 23:25:09,645 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 32 places, 26 transitions, 70 flow [2024-02-09 23:25:09,654 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-09 23:25:09,655 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-09 23:25:09,655 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-09 23:25:09,655 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-09 23:25:09,655 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-09 23:25:09,655 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-09 23:25:09,655 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-09 23:25:09,655 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-02-09 23:25:09,657 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2024-02-09 23:25:09,694 INFO L131 ngComponentsAnalysis]: Automaton has 23 accepting balls. 58 [2024-02-09 23:25:09,694 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:25:09,694 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:25:09,697 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-02-09 23:25:09,698 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-02-09 23:25:09,698 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-09 23:25:09,698 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 76 states, but on-demand construction may add more states [2024-02-09 23:25:09,704 INFO L131 ngComponentsAnalysis]: Automaton has 23 accepting balls. 58 [2024-02-09 23:25:09,704 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:25:09,704 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:25:09,704 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-02-09 23:25:09,704 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-02-09 23:25:09,708 INFO L748 eck$LassoCheckResult]: Stem: 38#[$Ultimate##0]don't care [69] $Ultimate##0-->L72: Formula: (= v_x_1 0) InVars {} OutVars{x=v_x_1} AuxVars[] AssignedVars[x] 41#[L72]don't care [71] L72-->L73: Formula: (= v_y_5 0) InVars {} OutVars{y=v_y_5} AuxVars[] AssignedVars[y] 43#[L73]don't care [70] L73-->L76: Formula: (= v_i_1 0) InVars {} OutVars{i=v_i_1} AuxVars[] AssignedVars[i] 45#[L76]don't care [90] L76-->L25: Formula: (and (= v_T2Thread1of1ForFork0_thidvar0_2 2) (= v_T2Thread1of1ForFork0_thidvar1_2 2)) InVars {} OutVars{T2Thread1of1ForFork0_thidvar1=v_T2Thread1of1ForFork0_thidvar1_2, T2Thread1of1ForFork0_thidvar0=v_T2Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[T2Thread1of1ForFork0_thidvar1, T2Thread1of1ForFork0_thidvar0] 47#[L76-1, L25]don't care [2024-02-09 23:25:09,709 INFO L750 eck$LassoCheckResult]: Loop: 47#[L76-1, L25]don't care [85] L25-->L25: Formula: (and (= (+ v_x_17 (select v_A_9 v_i_21)) v_x_16) (= v_i_20 (+ v_i_21 1)) (< v_i_21 v_N_9)) InVars {A=v_A_9, i=v_i_21, x=v_x_17, N=v_N_9} OutVars{A=v_A_9, i=v_i_20, x=v_x_16, N=v_N_9} AuxVars[] AssignedVars[i, x] 47#[L76-1, L25]don't care [2024-02-09 23:25:09,712 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:25:09,713 INFO L85 PathProgramCache]: Analyzing trace with hash 3049591, now seen corresponding path program 1 times [2024-02-09 23:25:09,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:25:09,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5757428] [2024-02-09 23:25:09,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:25:09,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:25:09,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:09,802 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:25:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:09,817 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:25:09,819 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:25:09,819 INFO L85 PathProgramCache]: Analyzing trace with hash 116, now seen corresponding path program 1 times [2024-02-09 23:25:09,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:25:09,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117988227] [2024-02-09 23:25:09,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:25:09,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:25:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:09,828 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:25:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:09,834 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:25:09,835 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:25:09,835 INFO L85 PathProgramCache]: Analyzing trace with hash 94537406, now seen corresponding path program 1 times [2024-02-09 23:25:09,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:25:09,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815311401] [2024-02-09 23:25:09,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:25:09,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:25:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:09,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:25:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:09,849 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:25:09,938 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:25:09,939 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:25:09,939 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:25:09,939 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:25:09,939 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:25:09,939 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:09,939 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:25:09,939 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:25:09,939 INFO L133 ssoRankerPreferences]: Filename of dumped script: sum-print2.bpl_BEv2_Iteration1_Lasso [2024-02-09 23:25:09,939 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:25:09,939 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:25:09,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:09,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:09,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:09,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,075 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:25:10,079 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:25:10,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:10,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:10,102 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) [2024-02-09 23:25:10,106 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 [2024-02-09 23:25:10,106 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 [2024-02-09 23:25:10,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:10,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:10,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:10,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:10,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:10,120 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:10,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:10,139 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-02-09 23:25:10,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:10,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:10,141 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) [2024-02-09 23:25:10,145 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 [2024-02-09 23:25:10,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:25:10,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:10,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:10,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:10,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:10,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:10,156 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:10,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:10,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-02-09 23:25:10,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:10,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:10,183 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) [2024-02-09 23:25:10,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:25:10,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:10,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:10,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:10,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:10,198 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:10,198 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:10,203 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 [2024-02-09 23:25:10,212 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:25:10,218 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-09 23:25:10,218 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-09 23:25:10,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:10,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:10,222 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) [2024-02-09 23:25:10,246 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:25:10,246 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 [2024-02-09 23:25:10,264 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-09 23:25:10,264 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:25:10,265 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, i) = 1*N - 1*i Supporting invariants [] [2024-02-09 23:25:10,270 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 [2024-02-09 23:25:10,282 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:25:10,316 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:25:10,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:25:10,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:25:10,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:25:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:25:10,361 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-09 23:25:10,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:25:10,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:25:10,412 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 [2024-02-09 23:25:10,414 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 76 states, but on-demand construction may add more states Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:25:10,503 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 76 states, but on-demand construction may add more states. Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 246 states and 761 transitions. Complement of second has 4 states. [2024-02-09 23:25:10,507 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 [2024-02-09 23:25:10,512 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) [2024-02-09 23:25:10,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 43 transitions. [2024-02-09 23:25:10,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 43 transitions. Stem has 4 letters. Loop has 1 letters. [2024-02-09 23:25:10,515 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:25:10,515 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 43 transitions. Stem has 5 letters. Loop has 1 letters. [2024-02-09 23:25:10,515 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:25:10,515 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 43 transitions. Stem has 4 letters. Loop has 2 letters. [2024-02-09 23:25:10,516 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:25:10,517 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 246 states and 761 transitions. [2024-02-09 23:25:10,529 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 42 [2024-02-09 23:25:10,535 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 246 states to 168 states and 520 transitions. [2024-02-09 23:25:10,535 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 57 [2024-02-09 23:25:10,536 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 104 [2024-02-09 23:25:10,537 INFO L73 IsDeterministic]: Start isDeterministic. Operand 168 states and 520 transitions. [2024-02-09 23:25:10,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-02-09 23:25:10,537 INFO L218 hiAutomatonCegarLoop]: Abstraction has 168 states and 520 transitions. [2024-02-09 23:25:10,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states and 520 transitions. [2024-02-09 23:25:10,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 123. [2024-02-09 23:25:10,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 123 states have (on average 3.341463414634146) internal successors, (411), 122 states have internal predecessors, (411), 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) [2024-02-09 23:25:10,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 411 transitions. [2024-02-09 23:25:10,577 INFO L240 hiAutomatonCegarLoop]: Abstraction has 123 states and 411 transitions. [2024-02-09 23:25:10,577 INFO L428 stractBuchiCegarLoop]: Abstraction has 123 states and 411 transitions. [2024-02-09 23:25:10,577 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-09 23:25:10,577 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 123 states and 411 transitions. [2024-02-09 23:25:10,579 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 42 [2024-02-09 23:25:10,579 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 23:25:10,579 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 23:25:10,579 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-02-09 23:25:10,579 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-02-09 23:25:10,580 INFO L748 eck$LassoCheckResult]: Stem: 668#[$Ultimate##0]don't care [69] $Ultimate##0-->L72: Formula: (= v_x_1 0) InVars {} OutVars{x=v_x_1} AuxVars[] AssignedVars[x] 670#[L72]don't care [71] L72-->L73: Formula: (= v_y_5 0) InVars {} OutVars{y=v_y_5} AuxVars[] AssignedVars[y] 674#[L73]don't care [70] L73-->L76: Formula: (= v_i_1 0) InVars {} OutVars{i=v_i_1} AuxVars[] AssignedVars[i] 676#[L76]don't care [90] L76-->L25: Formula: (and (= v_T2Thread1of1ForFork0_thidvar0_2 2) (= v_T2Thread1of1ForFork0_thidvar1_2 2)) InVars {} OutVars{T2Thread1of1ForFork0_thidvar1=v_T2Thread1of1ForFork0_thidvar1_2, T2Thread1of1ForFork0_thidvar0=v_T2Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[T2Thread1of1ForFork0_thidvar1, T2Thread1of1ForFork0_thidvar0] 530#[L76-1, L25]don't care [93] L76-1-->L38: Formula: (and (= v_T3Thread1of1ForFork1_thidvar1_2 3) (= v_T3Thread1of1ForFork1_thidvar2_2 3) (= v_T3Thread1of1ForFork1_thidvar0_2 3)) InVars {} OutVars{T3Thread1of1ForFork1_thidvar1=v_T3Thread1of1ForFork1_thidvar1_2, T3Thread1of1ForFork1_thidvar2=v_T3Thread1of1ForFork1_thidvar2_2, T3Thread1of1ForFork1_thidvar0=v_T3Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[T3Thread1of1ForFork1_thidvar1, T3Thread1of1ForFork1_thidvar2, T3Thread1of1ForFork1_thidvar0] 540#[L38, L25, L77]don't care [96] L77-->$Ultimate##0: Formula: (and (= v_T4Thread1of1ForFork2_thidvar1_2 4) (= v_T4Thread1of1ForFork2_thidvar2_2 4) (= v_T4Thread1of1ForFork2_thidvar3_2 4) (= v_T4Thread1of1ForFork2_thidvar0_2 4)) InVars {} OutVars{T4Thread1of1ForFork2_thidvar2=v_T4Thread1of1ForFork2_thidvar2_2, T4Thread1of1ForFork2_thidvar1=v_T4Thread1of1ForFork2_thidvar1_2, T4Thread1of1ForFork2_thidvar3=v_T4Thread1of1ForFork2_thidvar3_2, T4Thread1of1ForFork2_thidvar0=v_T4Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[T4Thread1of1ForFork2_thidvar2, T4Thread1of1ForFork2_thidvar1, T4Thread1of1ForFork2_thidvar3, T4Thread1of1ForFork2_thidvar0] 650#[L78, L25, $Ultimate##0, L38]don't care [74] $Ultimate##0-->L54-2: Formula: (= v_k_1 0) InVars {} OutVars{k=v_k_1} AuxVars[] AssignedVars[k] 512#[L25, L38, L78, L54-2]don't care [2024-02-09 23:25:10,580 INFO L750 eck$LassoCheckResult]: Loop: 512#[L25, L38, L78, L54-2]don't care [76] L54-2-->L52: Formula: (< v_k_3 v_N_2) InVars {k=v_k_3, N=v_N_2} OutVars{k=v_k_3, N=v_N_2} AuxVars[] AssignedVars[] 594#[L25, L78, L38, L52]don't care [78] L52-->L53: Formula: (= (+ v_y_2 (select v_A_1 v_k_4)) v_y_1) InVars {A=v_A_1, y=v_y_2, k=v_k_4} OutVars{A=v_A_1, y=v_y_1, k=v_k_4} AuxVars[] AssignedVars[y] 598#[L25, L38, L78, L53]don't care [79] L53-->L54: Formula: (= (+ v_k_6 1) v_k_5) InVars {k=v_k_6} OutVars{k=v_k_5} AuxVars[] AssignedVars[k] 508#[L25, L78, L38, L54]don't care [81] L54-->L54-2: Formula: (<= v_N_4 v_k_11) InVars {k=v_k_11, N=v_N_4} OutVars{k=v_k_11, N=v_N_4} AuxVars[] AssignedVars[] 512#[L25, L38, L78, L54-2]don't care [2024-02-09 23:25:10,580 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:25:10,580 INFO L85 PathProgramCache]: Analyzing trace with hash 656144688, now seen corresponding path program 1 times [2024-02-09 23:25:10,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:25:10,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345126859] [2024-02-09 23:25:10,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:25:10,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:25:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:10,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:25:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:10,591 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:25:10,591 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:25:10,591 INFO L85 PathProgramCache]: Analyzing trace with hash 3265125, now seen corresponding path program 1 times [2024-02-09 23:25:10,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:25:10,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037282061] [2024-02-09 23:25:10,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:25:10,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:25:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:10,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:25:10,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:10,599 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:25:10,599 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:25:10,599 INFO L85 PathProgramCache]: Analyzing trace with hash -650142700, now seen corresponding path program 1 times [2024-02-09 23:25:10,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:25:10,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746594651] [2024-02-09 23:25:10,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:25:10,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:25:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:10,610 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:25:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:25:10,617 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:25:10,729 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:25:10,729 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:25:10,729 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:25:10,729 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:25:10,729 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:25:10,729 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:10,729 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:25:10,729 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:25:10,730 INFO L133 ssoRankerPreferences]: Filename of dumped script: sum-print2.bpl_BEv2_Iteration2_Lasso [2024-02-09 23:25:10,730 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:25:10,730 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:25:10,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,734 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,758 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,765 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:25:10,883 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:25:10,883 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:25:10,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:10,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:10,889 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) [2024-02-09 23:25:10,902 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 [2024-02-09 23:25:10,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:10,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:10,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:10,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:10,913 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:10,913 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:10,918 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 [2024-02-09 23:25:10,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:10,933 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 [2024-02-09 23:25:10,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:10,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:10,938 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) [2024-02-09 23:25:10,956 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 [2024-02-09 23:25:10,957 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 [2024-02-09 23:25:10,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:10,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:10,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:10,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:10,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:10,971 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:10,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:10,989 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 [2024-02-09 23:25:10,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:10,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:11,000 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) [2024-02-09 23:25:11,005 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 [2024-02-09 23:25:11,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:11,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:11,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:11,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:11,013 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:11,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:11,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:11,018 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 [2024-02-09 23:25:11,036 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 [2024-02-09 23:25:11,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:11,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:11,037 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) [2024-02-09 23:25:11,043 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 [2024-02-09 23:25:11,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:11,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:11,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:11,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:11,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:11,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:11,056 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 [2024-02-09 23:25:11,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:11,078 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 [2024-02-09 23:25:11,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:11,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:11,100 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) [2024-02-09 23:25:11,117 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 [2024-02-09 23:25:11,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:11,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:11,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:11,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:11,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:11,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:11,130 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 [2024-02-09 23:25:11,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:11,150 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 [2024-02-09 23:25:11,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:11,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:11,152 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) [2024-02-09 23:25:11,153 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 [2024-02-09 23:25:11,155 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 [2024-02-09 23:25:11,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:11,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:11,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:11,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:11,162 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:11,162 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:11,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:11,204 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 [2024-02-09 23:25:11,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:11,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:11,206 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) [2024-02-09 23:25:11,233 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 [2024-02-09 23:25:11,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:11,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:11,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:11,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:11,241 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:11,241 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:11,245 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 [2024-02-09 23:25:11,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:11,289 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 [2024-02-09 23:25:11,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:11,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:11,290 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) [2024-02-09 23:25:11,293 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 [2024-02-09 23:25:11,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:11,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:11,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:11,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:11,300 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:11,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:11,305 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 [2024-02-09 23:25:11,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:11,316 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-02-09 23:25:11,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:11,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:11,318 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) [2024-02-09 23:25:11,323 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 [2024-02-09 23:25:11,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:11,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:11,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:11,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:11,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:11,332 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:11,340 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 [2024-02-09 23:25:11,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:11,347 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 [2024-02-09 23:25:11,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:11,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:11,349 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) [2024-02-09 23:25:11,353 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 [2024-02-09 23:25:11,353 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 [2024-02-09 23:25:11,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:11,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:11,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:11,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:11,364 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:11,364 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:11,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:11,398 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 [2024-02-09 23:25:11,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:11,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:11,413 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) [2024-02-09 23:25:11,419 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 [2024-02-09 23:25:11,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:11,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:11,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:11,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:11,432 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 [2024-02-09 23:25:11,446 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:11,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:11,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:25:11,469 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 [2024-02-09 23:25:11,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:11,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:11,471 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) [2024-02-09 23:25:11,476 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 [2024-02-09 23:25:11,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:25:11,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:25:11,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:25:11,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:25:11,496 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:25:11,496 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:25:11,501 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 [2024-02-09 23:25:11,513 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:25:11,518 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-09 23:25:11,518 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-02-09 23:25:11,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:25:11,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:25:11,556 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) [2024-02-09 23:25:11,575 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 [2024-02-09 23:25:11,575 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:25:11,598 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-09 23:25:11,598 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:25:11,598 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(k, N) = -1*k + 1*N Supporting invariants [] [2024-02-09 23:25:11,603 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 [2024-02-09 23:25:11,604 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:25:11,615 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:25:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:25:11,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:25:11,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:25:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:25:11,644 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-09 23:25:11,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:25:11,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:25:11,706 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-09 23:25:11,706 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 123 states and 411 transitions. cyclomatic complexity: 307 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2024-02-09 23:25:11,773 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 [2024-02-09 23:25:11,796 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 123 states and 411 transitions. cyclomatic complexity: 307. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 304 states and 1003 transitions. Complement of second has 6 states. [2024-02-09 23:25:11,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-09 23:25:11,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2024-02-09 23:25:11,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 41 transitions. [2024-02-09 23:25:11,802 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-02-09 23:25:11,805 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 7 letters. Loop has 4 letters. [2024-02-09 23:25:11,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:25:11,805 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 11 letters. Loop has 4 letters. [2024-02-09 23:25:11,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:25:11,805 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 7 letters. Loop has 8 letters. [2024-02-09 23:25:11,806 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:25:11,806 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 304 states and 1003 transitions. [2024-02-09 23:25:11,810 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-02-09 23:25:11,810 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 304 states to 0 states and 0 transitions. [2024-02-09 23:25:11,810 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-02-09 23:25:11,810 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-02-09 23:25:11,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-02-09 23:25:11,810 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-02-09 23:25:11,810 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-02-09 23:25:11,810 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-02-09 23:25:11,810 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-02-09 23:25:11,810 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-09 23:25:11,810 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-02-09 23:25:11,810 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-02-09 23:25:11,810 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-02-09 23:25:11,816 INFO L201 PluginConnector]: Adding new model sum-print2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.02 11:25:11 BoogieIcfgContainer [2024-02-09 23:25:11,816 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-09 23:25:11,817 INFO L158 Benchmark]: Toolchain (without parser) took 2614.90ms. Allocated memory was 160.4MB in the beginning and 221.2MB in the end (delta: 60.8MB). Free memory was 96.1MB in the beginning and 184.0MB in the end (delta: -87.9MB). There was no memory consumed. Max. memory is 8.0GB. [2024-02-09 23:25:11,817 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 160.4MB. Free memory is still 97.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-09 23:25:11,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.95ms. Allocated memory is still 160.4MB. Free memory was 95.9MB in the beginning and 94.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-02-09 23:25:11,817 INFO L158 Benchmark]: Boogie Preprocessor took 56.11ms. Allocated memory is still 160.4MB. Free memory was 94.3MB in the beginning and 134.7MB in the end (delta: -40.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-02-09 23:25:11,818 INFO L158 Benchmark]: RCFGBuilder took 218.68ms. Allocated memory is still 160.4MB. Free memory was 134.7MB in the beginning and 123.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-02-09 23:25:11,818 INFO L158 Benchmark]: BuchiAutomizer took 2306.91ms. Allocated memory was 160.4MB in the beginning and 221.2MB in the end (delta: 60.8MB). Free memory was 123.6MB in the beginning and 184.0MB in the end (delta: -60.3MB). Peak memory consumption was 1.9MB. Max. memory is 8.0GB. [2024-02-09 23:25:11,819 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 0.09ms. Allocated memory is still 160.4MB. Free memory is still 97.1MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 23.95ms. Allocated memory is still 160.4MB. Free memory was 95.9MB in the beginning and 94.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 56.11ms. Allocated memory is still 160.4MB. Free memory was 94.3MB in the beginning and 134.7MB in the end (delta: -40.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 218.68ms. Allocated memory is still 160.4MB. Free memory was 134.7MB in the beginning and 123.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * BuchiAutomizer took 2306.91ms. Allocated memory was 160.4MB in the beginning and 221.2MB in the end (delta: 60.8MB). Free memory was 123.6MB in the beginning and 184.0MB in the end (delta: -60.3MB). Peak memory consumption was 1.9MB. 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 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function N + -1 * i and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.1s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 45 StatesRemovedByMinimization, 1 NontrivialMinimizations. 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 56 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 54 mSDsluCounter, 37 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 65 IncrementalHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 22 mSDtfsCounter, 65 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital47 mio100 ax100 hnf100 lsp59 ukn92 mio100 lsp63 div100 bol100 ite100 ukn100 eq165 hnf96 smp90 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 56ms 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: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-02-09 23:25:11,833 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...