/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_AUTOMATON -i ../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:12:16,129 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:12:16,192 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-10-12 17:12:16,217 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:12:16,217 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:12:16,218 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:12:16,219 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:12:16,219 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:12:16,219 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:12:16,223 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:12:16,223 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:12:16,223 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:12:16,223 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:12:16,224 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:12:16,225 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:12:16,225 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:12:16,225 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:12:16,225 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:12:16,225 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:12:16,226 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:12:16,226 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:12:16,227 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:12:16,227 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:12:16,227 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:12:16,227 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:12:16,228 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:12:16,228 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:12:16,228 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:12:16,228 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:12:16,228 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:12:16,229 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:12:16,229 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:12:16,229 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:12:16,230 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:12:16,230 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_AUTOMATON [2023-10-12 17:12:16,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:12:16,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:12:16,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:12:16,439 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:12:16,439 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:12:16,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log.bpl [2023-10-12 17:12:16,440 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log.bpl' [2023-10-12 17:12:16,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:12:16,459 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:12:16,461 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:12:16,461 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:12:16,461 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:12:16,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/1) ... [2023-10-12 17:12:16,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/1) ... [2023-10-12 17:12:16,488 INFO L138 Inliner]: procedures = 3, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2023-10-12 17:12:16,489 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:12:16,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:12:16,491 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:12:16,491 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:12:16,497 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/1) ... [2023-10-12 17:12:16,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/1) ... [2023-10-12 17:12:16,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/1) ... [2023-10-12 17:12:16,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/1) ... [2023-10-12 17:12:16,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/1) ... [2023-10-12 17:12:16,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/1) ... [2023-10-12 17:12:16,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/1) ... [2023-10-12 17:12:16,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/1) ... [2023-10-12 17:12:16,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:12:16,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:12:16,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:12:16,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:12:16,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/1) ... [2023-10-12 17:12:16,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:16,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:16,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:16,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-10-12 17:12:16,592 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:12:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:12:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:12:16,595 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2023-10-12 17:12:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2023-10-12 17:12:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2023-10-12 17:12:16,596 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-10-12 17:12:16,629 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:12:16,630 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:12:16,694 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:12:16,702 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:12:16,702 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:12:16,705 INFO L201 PluginConnector]: Adding new model array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:12:16 BoogieIcfgContainer [2023-10-12 17:12:16,705 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:12:16,707 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:12:16,707 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:12:16,709 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:12:16,710 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:12:16,710 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:16" (1/2) ... [2023-10-12 17:12:16,711 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@979d8f3 and model type array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:12:16, skipping insertion in model container [2023-10-12 17:12:16,711 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:12:16,711 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:12:16" (2/2) ... [2023-10-12 17:12:16,712 INFO L332 chiAutomizerObserver]: Analyzing ICFG array-sum-with-log.bpl [2023-10-12 17:12:16,798 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-10-12 17:12:16,823 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 38 places, 35 transitions, 86 flow [2023-10-12 17:12:16,841 INFO L124 PetriNetUnfolderBase]: 2/31 cut-off events. [2023-10-12 17:12:16,842 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-10-12 17:12:16,845 INFO L83 FinitePrefix]: Finished finitePrefix Result has 40 conditions, 31 events. 2/31 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 53 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 27. Up to 2 conditions per place. [2023-10-12 17:12:16,845 INFO L82 GeneralOperation]: Start removeDead. Operand has 38 places, 35 transitions, 86 flow [2023-10-12 17:12:16,848 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 36 places, 31 transitions, 74 flow [2023-10-12 17:12:16,851 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:12:16,870 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 31 transitions, 74 flow [2023-10-12 17:12:16,872 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 31 transitions, 74 flow [2023-10-12 17:12:16,872 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 36 places, 31 transitions, 74 flow [2023-10-12 17:12:16,879 INFO L124 PetriNetUnfolderBase]: 2/31 cut-off events. [2023-10-12 17:12:16,879 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-10-12 17:12:16,880 INFO L83 FinitePrefix]: Finished finitePrefix Result has 40 conditions, 31 events. 2/31 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 53 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 27. Up to 2 conditions per place. [2023-10-12 17:12:16,884 INFO L119 LiptonReduction]: Number of co-enabled transitions 336 [2023-10-12 17:12:17,316 INFO L134 LiptonReduction]: Checked pairs total: 352 [2023-10-12 17:12:17,316 INFO L136 LiptonReduction]: Total number of compositions: 17 [2023-10-12 17:12:17,331 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:12:17,331 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:12:17,331 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:12:17,331 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:12:17,331 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:12:17,331 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:12:17,331 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:12:17,331 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-10-12 17:12:17,333 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2023-10-12 17:12:17,359 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 16 [2023-10-12 17:12:17,359 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:17,359 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:17,363 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-10-12 17:12:17,363 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:17,363 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:12:17,363 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 27 states, but on-demand construction may add more states [2023-10-12 17:12:17,365 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 16 [2023-10-12 17:12:17,365 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:17,365 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:17,366 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-10-12 17:12:17,366 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:17,369 INFO L748 eck$LassoCheckResult]: Stem: 41#[$Ultimate##0]don't care [74] $Ultimate##0-->$Ultimate##0: Formula: (= v_sumThread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_10|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_10|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_16|, sumThread1of1ForFork0_thidvar0=v_sumThread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_log_msg#1, sumThread1of1ForFork0_i#1, sumThread1of1ForFork0_thidvar0] 44#[$Ultimate##0, L54]don't care [86] $Ultimate##0-->L39-1: Formula: (and (= |v_sumThread1of1ForFork0_i#1_21| 0) (= |v_sumThread1of1ForFork0_x#1_19| 0)) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_19|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_21|} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_i#1] 46#[L54, L39-1]don't care [2023-10-12 17:12:17,370 INFO L750 eck$LassoCheckResult]: Loop: 46#[L54, L39-1]don't care [95] L39-1-->L25-2: Formula: (and (= |v_sumThread1of1ForFork0_x#1_33| |v_sumThread1of1ForFork0_log_msg#1_43|) (= |v_sumThread1of1ForFork0_i#1_33| (+ |v_sumThread1of1ForFork0_i#1_34| 1)) (< |v_sumThread1of1ForFork0_i#1_34| v_N_13) (= (+ v_stdout_ptr_90 1) v_stdout_ptr_89) (= (+ (select v_A_10 |v_sumThread1of1ForFork0_i#1_34|) |v_sumThread1of1ForFork0_x#1_34|) |v_sumThread1of1ForFork0_x#1_33|) (= (store v_stdout_88 v_stdout_ptr_90 |v_sumThread1of1ForFork0_i#1_33|) v_stdout_87)) InVars {A=v_A_10, stdout=v_stdout_88, N=v_N_13, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_34|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_34|, stdout_ptr=v_stdout_ptr_90} OutVars{A=v_A_10, stdout=v_stdout_87, N=v_N_13, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_33|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_43|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_33|, stdout_ptr=v_stdout_ptr_89} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_log_msg#1, sumThread1of1ForFork0_i#1, stdout_ptr] 54#[L54, L25-2]don't care [89] L25-2-->L39-1: Formula: (and (= v_stdout_ptr_51 (+ v_stdout_ptr_52 1)) (= (store v_stdout_50 v_stdout_ptr_52 |v_sumThread1of1ForFork0_log_msg#1_23|) v_stdout_49)) InVars {stdout=v_stdout_50, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_23|, stdout_ptr=v_stdout_ptr_52} OutVars{stdout=v_stdout_49, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_23|, stdout_ptr=v_stdout_ptr_51} AuxVars[] AssignedVars[stdout, stdout_ptr] 46#[L54, L39-1]don't care [2023-10-12 17:12:17,373 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:17,373 INFO L85 PathProgramCache]: Analyzing trace with hash 3341, now seen corresponding path program 1 times [2023-10-12 17:12:17,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:17,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851365714] [2023-10-12 17:12:17,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:17,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,454 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,466 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:17,468 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:17,468 INFO L85 PathProgramCache]: Analyzing trace with hash 3995, now seen corresponding path program 1 times [2023-10-12 17:12:17,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:17,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056117806] [2023-10-12 17:12:17,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:17,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,489 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:17,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,502 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:17,504 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:17,504 INFO L85 PathProgramCache]: Analyzing trace with hash 3213735, now seen corresponding path program 1 times [2023-10-12 17:12:17,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:17,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893772126] [2023-10-12 17:12:17,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:17,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,525 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,539 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:17,641 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:17,643 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:17,643 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:17,643 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:17,643 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:17,644 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,644 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:17,644 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:17,644 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:12:17,644 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:17,644 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:17,654 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:17,671 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:17,770 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:17,773 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:17,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,786 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-10-12 17:12:17,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,800 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,825 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 17:12:17,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,827 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-10-12 17:12:17,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,877 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,879 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-10-12 17:12:17,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:17,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:17,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:17,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,907 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 17:12:17,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,908 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-10-12 17:12:17,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:17,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:17,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:17,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,943 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-10-12 17:12:17,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,958 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,971 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:17,987 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:12:17,987 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:12:17,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,992 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-10-12 17:12:18,066 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:18,082 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:18,082 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:18,083 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork0_i#1, N) = -1*sumThread1of1ForFork0_i#1 + 1*N Supporting invariants [] [2023-10-12 17:12:18,104 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-10-12 17:12:18,113 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:12:18,128 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:18,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:18,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:18,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:18,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:18,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:12:18,183 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-10-12 17:12:18,184 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 27 states, but on-demand construction may add more states Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:18,236 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 27 states, but on-demand construction may add more states. Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 70 states and 152 transitions. Complement of second has 4 states. [2023-10-12 17:12:18,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:12:18,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:18,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 27 transitions. [2023-10-12 17:12:18,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 2 letters. Loop has 2 letters. [2023-10-12 17:12:18,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:18,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:12:18,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:18,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 2 letters. Loop has 4 letters. [2023-10-12 17:12:18,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:18,245 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 70 states and 152 transitions. [2023-10-12 17:12:18,248 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2023-10-12 17:12:18,251 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 70 states to 43 states and 96 transitions. [2023-10-12 17:12:18,252 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2023-10-12 17:12:18,252 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2023-10-12 17:12:18,253 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 96 transitions. [2023-10-12 17:12:18,253 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:12:18,253 INFO L219 hiAutomatonCegarLoop]: Abstraction has 43 states and 96 transitions. [2023-10-12 17:12:18,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 96 transitions. [2023-10-12 17:12:18,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 34. [2023-10-12 17:12:18,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 2.323529411764706) internal successors, (79), 33 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:18,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 79 transitions. [2023-10-12 17:12:18,272 INFO L241 hiAutomatonCegarLoop]: Abstraction has 34 states and 79 transitions. [2023-10-12 17:12:18,273 INFO L430 stractBuchiCegarLoop]: Abstraction has 34 states and 79 transitions. [2023-10-12 17:12:18,273 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:12:18,273 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 79 transitions. [2023-10-12 17:12:18,277 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2023-10-12 17:12:18,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:18,278 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:18,278 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-10-12 17:12:18,278 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:18,278 INFO L748 eck$LassoCheckResult]: Stem: 267#[$Ultimate##0]don't care [74] $Ultimate##0-->$Ultimate##0: Formula: (= v_sumThread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_10|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_10|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_16|, sumThread1of1ForFork0_thidvar0=v_sumThread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_log_msg#1, sumThread1of1ForFork0_i#1, sumThread1of1ForFork0_thidvar0] 263#[$Ultimate##0, L54]don't care [77] L54-->$Ultimate##0: Formula: (and (= 2 v_sumThread1of1ForFork1_thidvar1_2) (= 2 v_sumThread1of1ForFork1_thidvar0_2)) InVars {} OutVars{sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_10|, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_10|, sumThread1of1ForFork1_thidvar0=v_sumThread1of1ForFork1_thidvar0_2, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_16|, sumThread1of1ForFork1_thidvar1=v_sumThread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_log_msg#1, sumThread1of1ForFork1_thidvar0, sumThread1of1ForFork1_i#1, sumThread1of1ForFork1_thidvar1] 235#[$Ultimate##0, L55, $Ultimate##0]don't care [82] $Ultimate##0-->L39-1: Formula: (and (= |v_sumThread1of1ForFork1_x#1_15| 0) (= |v_sumThread1of1ForFork1_i#1_17| 0)) InVars {} OutVars{sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_15|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_17|} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_i#1] 219#[$Ultimate##0, L55, L39-1]don't care [2023-10-12 17:12:18,279 INFO L750 eck$LassoCheckResult]: Loop: 219#[$Ultimate##0, L55, L39-1]don't care [96] L39-1-->L25-2: Formula: (and (= |v_sumThread1of1ForFork1_x#1_31| |v_sumThread1of1ForFork1_log_msg#1_45|) (< |v_sumThread1of1ForFork1_i#1_32| v_N_15) (= (+ (select v_A_12 |v_sumThread1of1ForFork1_i#1_32|) |v_sumThread1of1ForFork1_x#1_32|) |v_sumThread1of1ForFork1_x#1_31|) (= (+ |v_sumThread1of1ForFork1_i#1_32| 1) |v_sumThread1of1ForFork1_i#1_31|) (= (+ v_stdout_ptr_94 1) v_stdout_ptr_93) (= (store v_stdout_92 v_stdout_ptr_94 |v_sumThread1of1ForFork1_i#1_31|) v_stdout_91)) InVars {A=v_A_12, stdout=v_stdout_92, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_32|, N=v_N_15, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_32|, stdout_ptr=v_stdout_ptr_94} OutVars{A=v_A_12, stdout=v_stdout_91, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_31|, N=v_N_15, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_45|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_31|, stdout_ptr=v_stdout_ptr_93} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_log_msg#1, sumThread1of1ForFork1_i#1, stdout_ptr] 221#[L25-2, $Ultimate##0, L55]don't care [88] L25-2-->L39-1: Formula: (and (= (+ v_stdout_ptr_42 1) v_stdout_ptr_41) (= (store v_stdout_40 v_stdout_ptr_42 |v_sumThread1of1ForFork1_log_msg#1_23|) v_stdout_39)) InVars {stdout=v_stdout_40, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_23|, stdout_ptr=v_stdout_ptr_42} OutVars{stdout=v_stdout_39, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_23|, stdout_ptr=v_stdout_ptr_41} AuxVars[] AssignedVars[stdout, stdout_ptr] 219#[$Ultimate##0, L55, L39-1]don't care [2023-10-12 17:12:18,279 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:18,279 INFO L85 PathProgramCache]: Analyzing trace with hash 103374, now seen corresponding path program 1 times [2023-10-12 17:12:18,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:18,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328687942] [2023-10-12 17:12:18,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:18,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,302 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,304 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:18,305 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:18,305 INFO L85 PathProgramCache]: Analyzing trace with hash 4025, now seen corresponding path program 1 times [2023-10-12 17:12:18,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:18,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944374232] [2023-10-12 17:12:18,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:18,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,311 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,316 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:18,316 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:18,316 INFO L85 PathProgramCache]: Analyzing trace with hash 99345478, now seen corresponding path program 1 times [2023-10-12 17:12:18,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:18,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627395585] [2023-10-12 17:12:18,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:18,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,344 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:18,407 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:18,408 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:18,408 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:18,408 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:18,408 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:18,408 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,408 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:18,408 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:18,408 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:12:18,408 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:18,408 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:18,410 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:18,412 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:18,430 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:18,432 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:18,434 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:18,437 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:18,439 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:18,504 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:18,504 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:18,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,541 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:18,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-10-12 17:12:18,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:18,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:18,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:18,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:18,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:18,599 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:18,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,654 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:18,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-10-12 17:12:18,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:18,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:18,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:18,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:18,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:18,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:18,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,698 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:18,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:18,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:18,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,725 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:18,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:18,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-10-12 17:12:18,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:18,738 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-10-12 17:12:18,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,740 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:18,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-10-12 17:12:18,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:18,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:18,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:18,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:18,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:18,757 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-10-12 17:12:18,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,759 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:18,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-10-12 17:12:18,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:18,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:18,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:18,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:18,833 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-10-12 17:12:18,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,849 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:18,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-10-12 17:12:18,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:18,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,917 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:18,917 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:18,923 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:18,930 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-10-12 17:12:18,931 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:12:18,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,933 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:18,937 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:18,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-10-12 17:12:18,946 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:18,946 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:18,946 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork1_i#1, N) = -1*sumThread1of1ForFork1_i#1 + 1*N Supporting invariants [] [2023-10-12 17:12:18,949 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-10-12 17:12:18,952 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:12:18,966 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:18,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:18,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:19,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:19,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:19,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:12:19,013 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-10-12 17:12:19,014 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 79 transitions. cyclomatic complexity: 53 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:19,034 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 79 transitions. cyclomatic complexity: 53. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 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 83 states and 193 transitions. Complement of second has 4 states. [2023-10-12 17:12:19,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:12:19,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:19,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 22 transitions. [2023-10-12 17:12:19,035 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 3 letters. Loop has 2 letters. [2023-10-12 17:12:19,035 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:19,035 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:12:19,035 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:19,035 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 3 letters. Loop has 4 letters. [2023-10-12 17:12:19,036 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:19,036 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 193 transitions. [2023-10-12 17:12:19,038 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:12:19,038 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 0 states and 0 transitions. [2023-10-12 17:12:19,038 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-10-12 17:12:19,038 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-10-12 17:12:19,038 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-10-12 17:12:19,038 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-10-12 17:12:19,038 INFO L219 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:19,038 INFO L241 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:19,038 INFO L430 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:19,038 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:12:19,038 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-10-12 17:12:19,038 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:12:19,039 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-10-12 17:12:19,043 INFO L201 PluginConnector]: Adding new model array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:12:19 BoogieIcfgContainer [2023-10-12 17:12:19,043 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:12:19,043 INFO L158 Benchmark]: Toolchain (without parser) took 2584.49ms. Allocated memory was 180.4MB in the beginning and 320.9MB in the end (delta: 140.5MB). Free memory was 127.4MB in the beginning and 190.1MB in the end (delta: -62.7MB). Peak memory consumption was 76.6MB. Max. memory is 8.0GB. [2023-10-12 17:12:19,044 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.24ms. Allocated memory is still 180.4MB. Free memory is still 128.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:12:19,044 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.62ms. Allocated memory is still 180.4MB. Free memory was 127.2MB in the beginning and 125.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-10-12 17:12:19,044 INFO L158 Benchmark]: Boogie Preprocessor took 14.07ms. Allocated memory is still 180.4MB. Free memory was 125.3MB in the beginning and 124.4MB in the end (delta: 872.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:12:19,045 INFO L158 Benchmark]: RCFGBuilder took 200.06ms. Allocated memory is still 180.4MB. Free memory was 124.2MB in the beginning and 115.0MB in the end (delta: 9.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-10-12 17:12:19,045 INFO L158 Benchmark]: BuchiAutomizer took 2336.38ms. Allocated memory was 180.4MB in the beginning and 320.9MB in the end (delta: 140.5MB). Free memory was 115.0MB in the beginning and 190.1MB in the end (delta: -75.1MB). Peak memory consumption was 64.0MB. Max. memory is 8.0GB. [2023-10-12 17:12:19,046 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 0.24ms. Allocated memory is still 180.4MB. Free memory is still 128.4MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.62ms. Allocated memory is still 180.4MB. Free memory was 127.2MB in the beginning and 125.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.07ms. Allocated memory is still 180.4MB. Free memory was 125.3MB in the beginning and 124.4MB in the end (delta: 872.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 200.06ms. Allocated memory is still 180.4MB. Free memory was 124.2MB in the beginning and 115.0MB in the end (delta: 9.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 2336.38ms. Allocated memory was 180.4MB in the beginning and 320.9MB in the end (delta: 140.5MB). Free memory was 115.0MB in the beginning and 190.1MB in the end (delta: -75.1MB). Peak memory consumption was 64.0MB. 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 -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 9 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, 32 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 1 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital48 mio100 ax100 hnf100 lsp87 ukn72 mio100 lsp44 div100 bol100 ite100 ukn100 eq218 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 44ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.4s, 36 PlacesBefore, 19 PlacesAfterwards, 31 TransitionsBefore, 14 TransitionsAfterwards, 336 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 16 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 17 TotalNumberOfCompositions, 352 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 294, independent: 280, independent conditional: 0, independent unconditional: 280, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 229, independent: 218, independent conditional: 0, independent unconditional: 218, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 229, independent: 218, independent conditional: 0, independent unconditional: 218, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 11, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 47, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 47, dependent conditional: 0, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 294, independent: 62, independent conditional: 0, independent unconditional: 62, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 229, unknown conditional: 0, unknown unconditional: 229] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 15, Positive conditional cache size: 0, Positive unconditional cache size: 15, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2023-10-12 17:12:19,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:19,259 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:19,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...