/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-4threads.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:12:15,410 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:12:15,471 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 17:12:15,493 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:12:15,494 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:12:15,494 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:12:15,495 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:12:15,495 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:12:15,496 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:12:15,498 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:12:15,499 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:12:15,499 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:12:15,499 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:12:15,500 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:12:15,500 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:12:15,501 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:12:15,501 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:12:15,501 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:12:15,501 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:12:15,501 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:12:15,501 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:12:15,502 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:12:15,503 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:12:15,503 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:12:15,503 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:12:15,503 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:12:15,503 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:12:15,503 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:12:15,503 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:12:15,504 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:12:15,504 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:12:15,505 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:12:15,505 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:12:15,506 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:12:15,506 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_AUTOMATON [2023-10-12 17:12:15,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:12:15,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:12:15,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:12:15,698 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:12:15,699 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:12:15,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-4threads.bpl [2023-10-12 17:12:15,700 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-4threads.bpl' [2023-10-12 17:12:15,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:12:15,728 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:12:15,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:12:15,729 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:12:15,729 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:12:15,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/1) ... [2023-10-12 17:12:15,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/1) ... [2023-10-12 17:12:15,758 INFO L138 Inliner]: procedures = 3, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2023-10-12 17:12:15,759 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:12:15,760 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:12:15,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:12:15,761 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:12:15,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/1) ... [2023-10-12 17:12:15,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/1) ... [2023-10-12 17:12:15,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/1) ... [2023-10-12 17:12:15,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/1) ... [2023-10-12 17:12:15,770 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/1) ... [2023-10-12 17:12:15,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/1) ... [2023-10-12 17:12:15,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/1) ... [2023-10-12 17:12:15,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/1) ... [2023-10-12 17:12:15,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:12:15,776 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:12:15,776 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:12:15,776 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:12:15,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/1) ... [2023-10-12 17:12:15,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:15,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:15,802 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 17:12:15,840 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 17:12:15,849 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:12:15,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:12:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:12:15,850 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2023-10-12 17:12:15,850 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2023-10-12 17:12:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2023-10-12 17:12:15,851 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 17:12:15,887 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:12:15,888 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:12:16,002 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:12:16,011 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:12:16,011 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:12:16,013 INFO L201 PluginConnector]: Adding new model array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:12:16 BoogieIcfgContainer [2023-10-12 17:12:16,013 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:12:16,014 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:12:16,014 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:12:16,019 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:12:16,020 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:12:16,020 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:15" (1/2) ... [2023-10-12 17:12:16,021 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c274d57 and model type array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:12:16, skipping insertion in model container [2023-10-12 17:12:16,021 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:12:16,021 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:12:16" (2/2) ... [2023-10-12 17:12:16,023 INFO L332 chiAutomizerObserver]: Analyzing ICFG array-sum-with-log-4threads.bpl [2023-10-12 17:12:16,122 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-10-12 17:12:16,150 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 72 places, 67 transitions, 166 flow [2023-10-12 17:12:16,173 INFO L124 PetriNetUnfolderBase]: 4/59 cut-off events. [2023-10-12 17:12:16,174 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-10-12 17:12:16,178 INFO L83 FinitePrefix]: Finished finitePrefix Result has 76 conditions, 59 events. 4/59 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 182 event pairs, 0 based on Foata normal form. 0/54 useless extension candidates. Maximal degree in co-relation 57. Up to 2 conditions per place. [2023-10-12 17:12:16,178 INFO L82 GeneralOperation]: Start removeDead. Operand has 72 places, 67 transitions, 166 flow [2023-10-12 17:12:16,186 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 68 places, 59 transitions, 142 flow [2023-10-12 17:12:16,189 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:12:16,198 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 59 transitions, 142 flow [2023-10-12 17:12:16,200 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 59 transitions, 142 flow [2023-10-12 17:12:16,201 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 68 places, 59 transitions, 142 flow [2023-10-12 17:12:16,214 INFO L124 PetriNetUnfolderBase]: 4/59 cut-off events. [2023-10-12 17:12:16,214 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-10-12 17:12:16,215 INFO L83 FinitePrefix]: Finished finitePrefix Result has 76 conditions, 59 events. 4/59 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 182 event pairs, 0 based on Foata normal form. 0/54 useless extension candidates. Maximal degree in co-relation 57. Up to 2 conditions per place. [2023-10-12 17:12:16,216 INFO L119 LiptonReduction]: Number of co-enabled transitions 2016 [2023-10-12 17:12:16,956 INFO L134 LiptonReduction]: Checked pairs total: 1685 [2023-10-12 17:12:16,957 INFO L136 LiptonReduction]: Total number of compositions: 33 [2023-10-12 17:12:16,972 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:12:16,973 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:12:16,973 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:12:16,973 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:12:16,973 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:12:16,973 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:12:16,973 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:12:16,974 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-10-12 17:12:16,976 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2023-10-12 17:12:17,069 INFO L131 ngComponentsAnalysis]: Automaton has 115 accepting balls. 380 [2023-10-12 17:12:17,069 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:17,069 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:17,073 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-10-12 17:12:17,073 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:17,074 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:12:17,074 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 427 states, but on-demand construction may add more states [2023-10-12 17:12:17,099 INFO L131 ngComponentsAnalysis]: Automaton has 115 accepting balls. 380 [2023-10-12 17:12:17,099 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:17,100 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:17,100 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-10-12 17:12:17,100 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:17,104 INFO L748 eck$LassoCheckResult]: Stem: 75#[$Ultimate##0]don't care [106] $Ultimate##0-->$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] 78#[$Ultimate##0, L54]don't care [125] $Ultimate##0-->L39-1: Formula: (and (= |v_sumThread1of1ForFork0_i#1_17| 0) (= |v_sumThread1of1ForFork0_x#1_13| 0)) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_13|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_17|} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_i#1] 82#[L54, L39-1]don't care [2023-10-12 17:12:17,104 INFO L750 eck$LassoCheckResult]: Loop: 82#[L54, L39-1]don't care [152] L39-1-->L25-1: Formula: (and (= v_stdout_ptr_125 (+ v_stdout_ptr_126 1)) (< |v_sumThread1of1ForFork0_i#1_32| v_N_25) (= |v_sumThread1of1ForFork0_i#1_31| |v_sumThread1of1ForFork0_log_msg#1_27|) (= |v_sumThread1of1ForFork0_i#1_31| (+ |v_sumThread1of1ForFork0_i#1_32| 1)) (= v_stdout_123 (store v_stdout_124 v_stdout_ptr_126 |v_sumThread1of1ForFork0_log_msg#1_27|)) (= |v_sumThread1of1ForFork0_x#1_21| (+ (select v_A_16 |v_sumThread1of1ForFork0_i#1_32|) |v_sumThread1of1ForFork0_x#1_22|))) InVars {A=v_A_16, stdout=v_stdout_124, N=v_N_25, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_22|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_32|, stdout_ptr=v_stdout_ptr_126} OutVars{A=v_A_16, stdout=v_stdout_123, N=v_N_25, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_21|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_27|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_31|, stdout_ptr=v_stdout_ptr_125} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_log_msg#1, sumThread1of1ForFork0_i#1, stdout_ptr] 92#[L54, L25-1]don't care [144] L25-1-->L39-1: Formula: (and (= v_stdout_ptr_81 (+ v_stdout_ptr_82 1)) (= |v_sumThread1of1ForFork0_x#1_19| |v_sumThread1of1ForFork0_log_msg#1_23|) (= (store v_stdout_80 v_stdout_ptr_82 |v_sumThread1of1ForFork0_log_msg#1_23|) v_stdout_79)) InVars {stdout=v_stdout_80, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_19|, stdout_ptr=v_stdout_ptr_82} OutVars{stdout=v_stdout_79, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_19|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_23|, stdout_ptr=v_stdout_ptr_81} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_log_msg#1, stdout_ptr] 82#[L54, L39-1]don't care [2023-10-12 17:12:17,108 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:17,108 INFO L85 PathProgramCache]: Analyzing trace with hash 4372, now seen corresponding path program 1 times [2023-10-12 17:12:17,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:17,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680760128] [2023-10-12 17:12:17,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:17,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,201 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:17,206 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:17,207 INFO L85 PathProgramCache]: Analyzing trace with hash 5817, now seen corresponding path program 1 times [2023-10-12 17:12:17,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:17,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669495177] [2023-10-12 17:12:17,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:17,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,223 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,242 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:17,243 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:17,243 INFO L85 PathProgramCache]: Analyzing trace with hash 4206348, now seen corresponding path program 1 times [2023-10-12 17:12:17,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:17,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240103256] [2023-10-12 17:12:17,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:17,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,264 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:17,278 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:17,366 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:17,366 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:17,366 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:17,367 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:17,367 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:17,367 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,367 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:17,367 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:17,367 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:12:17,367 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:17,367 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:17,376 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 17:12:17,393 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 17:12:17,502 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:17,506 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:17,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,511 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 17:12:17,525 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 17:12:17,526 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 17:12:17,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,558 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 17:12:17,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,561 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 17:12:17,563 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 17:12:17,565 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 17:12:17,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:17,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:17,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:17,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,592 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 17:12:17,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,594 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 17:12:17,603 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 17:12:17,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,618 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,618 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,620 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 17:12:17,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,648 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 17:12:17,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,651 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 17:12:17,653 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 17:12:17,657 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 17:12:17,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:17,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:17,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:17,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,681 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 17:12:17,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,683 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 17:12:17,685 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 17:12:17,686 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 17:12:17,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,713 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:17,720 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:12:17,720 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:12:17,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,724 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 17:12:17,761 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:17,762 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 17:12:17,770 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:17,770 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:17,771 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 17:12:17,776 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 17:12:17,784 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:12:17,797 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:17,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:17,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:17,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:17,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:17,855 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 17:12:17,879 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 17:12:17,881 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 427 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 17:12:18,008 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 427 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 1190 states and 5275 transitions. Complement of second has 4 states. [2023-10-12 17:12:18,010 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 17:12:18,013 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 17:12:18,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 59 transitions. [2023-10-12 17:12:18,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 59 transitions. Stem has 2 letters. Loop has 2 letters. [2023-10-12 17:12:18,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:18,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 59 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:12:18,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:18,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 59 transitions. Stem has 2 letters. Loop has 4 letters. [2023-10-12 17:12:18,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:18,016 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1190 states and 5275 transitions. [2023-10-12 17:12:18,036 INFO L131 ngComponentsAnalysis]: Automaton has 125 accepting balls. 350 [2023-10-12 17:12:18,061 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1190 states to 1001 states and 4478 transitions. [2023-10-12 17:12:18,062 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 499 [2023-10-12 17:12:18,066 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 750 [2023-10-12 17:12:18,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1001 states and 4478 transitions. [2023-10-12 17:12:18,066 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:12:18,067 INFO L219 hiAutomatonCegarLoop]: Abstraction has 1001 states and 4478 transitions. [2023-10-12 17:12:18,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states and 4478 transitions. [2023-10-12 17:12:18,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 752. [2023-10-12 17:12:18,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 752 states, 752 states have (on average 4.675531914893617) internal successors, (3516), 751 states have internal predecessors, (3516), 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 17:12:18,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 3516 transitions. [2023-10-12 17:12:18,127 INFO L241 hiAutomatonCegarLoop]: Abstraction has 752 states and 3516 transitions. [2023-10-12 17:12:18,128 INFO L430 stractBuchiCegarLoop]: Abstraction has 752 states and 3516 transitions. [2023-10-12 17:12:18,128 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:12:18,128 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 752 states and 3516 transitions. [2023-10-12 17:12:18,133 INFO L131 ngComponentsAnalysis]: Automaton has 125 accepting balls. 350 [2023-10-12 17:12:18,133 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:18,133 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:18,133 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-10-12 17:12:18,134 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:18,134 INFO L748 eck$LassoCheckResult]: Stem: 3153#[$Ultimate##0]don't care [106] $Ultimate##0-->$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] 3155#[$Ultimate##0, L54]don't care [109] L54-->$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] 2439#[L55, $Ultimate##0, $Ultimate##0]don't care [121] $Ultimate##0-->L39-1: Formula: (and (= |v_sumThread1of1ForFork1_x#1_13| 0) (= |v_sumThread1of1ForFork1_i#1_17| 0)) InVars {} OutVars{sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_13|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_17|} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_i#1] 2429#[L55, $Ultimate##0, L39-1]don't care [2023-10-12 17:12:18,134 INFO L750 eck$LassoCheckResult]: Loop: 2429#[L55, $Ultimate##0, L39-1]don't care [150] L39-1-->L25-1: Formula: (and (< |v_sumThread1of1ForFork1_i#1_30| v_N_21) (= (+ |v_sumThread1of1ForFork1_i#1_30| 1) |v_sumThread1of1ForFork1_i#1_29|) (= v_stdout_ptr_117 (+ v_stdout_ptr_118 1)) (= (store v_stdout_116 v_stdout_ptr_118 |v_sumThread1of1ForFork1_log_msg#1_27|) v_stdout_115) (= |v_sumThread1of1ForFork1_i#1_29| |v_sumThread1of1ForFork1_log_msg#1_27|) (= |v_sumThread1of1ForFork1_x#1_31| (+ |v_sumThread1of1ForFork1_x#1_32| (select v_A_12 |v_sumThread1of1ForFork1_i#1_30|)))) InVars {A=v_A_12, stdout=v_stdout_116, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_32|, N=v_N_21, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_30|, stdout_ptr=v_stdout_ptr_118} OutVars{A=v_A_12, stdout=v_stdout_115, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_31|, N=v_N_21, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_27|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_29|, stdout_ptr=v_stdout_ptr_117} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_log_msg#1, sumThread1of1ForFork1_i#1, stdout_ptr] 2433#[L55, $Ultimate##0, L25-1]don't care [148] L25-1-->L39-1: Formula: (and (= |v_sumThread1of1ForFork1_x#1_29| |v_sumThread1of1ForFork1_log_msg#1_25|) (= v_stdout_ptr_109 (+ v_stdout_ptr_110 1)) (= v_stdout_107 (store v_stdout_108 v_stdout_ptr_110 |v_sumThread1of1ForFork1_log_msg#1_25|))) InVars {stdout=v_stdout_108, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_29|, stdout_ptr=v_stdout_ptr_110} OutVars{stdout=v_stdout_107, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_29|, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_25|, stdout_ptr=v_stdout_ptr_109} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_log_msg#1, stdout_ptr] 2429#[L55, $Ultimate##0, L39-1]don't care [2023-10-12 17:12:18,134 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:18,134 INFO L85 PathProgramCache]: Analyzing trace with hash 135157, now seen corresponding path program 1 times [2023-10-12 17:12:18,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:18,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804024200] [2023-10-12 17:12:18,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:18,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,138 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,140 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:18,140 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:18,140 INFO L85 PathProgramCache]: Analyzing trace with hash 5759, now seen corresponding path program 1 times [2023-10-12 17:12:18,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:18,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787766784] [2023-10-12 17:12:18,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:18,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,145 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,155 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:18,155 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:18,155 INFO L85 PathProgramCache]: Analyzing trace with hash 129890675, now seen corresponding path program 1 times [2023-10-12 17:12:18,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:18,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391195756] [2023-10-12 17:12:18,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:18,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,161 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:18,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:18,167 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:18,220 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:18,220 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:18,220 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:18,220 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:18,220 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:18,220 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,220 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:18,220 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:18,220 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:12:18,220 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:18,220 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:18,222 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 17:12:18,223 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 17:12:18,225 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 17:12:18,227 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 17:12:18,229 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 17:12:18,230 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 17:12:18,247 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 17:12:18,307 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:18,307 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:18,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,312 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 17:12:18,315 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 17:12:18,316 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 17:12:18,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:18,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:18,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:18,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:18,348 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 17:12:18,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,350 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 17:12:18,353 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 17:12:18,354 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 17:12:18,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:18,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:18,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:18,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:18,380 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 17:12:18,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,382 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 17:12:18,396 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 17:12:18,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:18,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:18,410 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 17:12:18,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:18,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:18,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,422 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 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 17:12:18,544 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 17:12:18,545 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 17:12:18,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,553 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:18,553 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:18,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:18,569 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:18,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,570 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 17:12:18,571 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 17:12:18,573 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 17:12:18,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:18,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:18,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:18,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:18,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,648 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 17:12:18,651 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 17:12:18,653 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 17:12:18,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:18,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,660 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:18,661 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 17:12:18,686 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:18,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,687 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 17:12:18,689 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 17:12:18,690 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 17:12:18,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:18,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:18,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:18,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:18,700 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:18,700 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:18,716 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:18,729 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-10-12 17:12:18,730 INFO L444 ModelExtractionUtils]: 7 out of 10 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-10-12 17:12:18,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:18,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:18,732 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:18,739 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:18,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-10-12 17:12:18,760 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:18,760 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:18,760 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 17:12:18,765 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 17:12:18,767 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:12:18,775 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:18,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:18,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:18,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:18,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:18,804 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 17:12:18,805 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 17:12:18,805 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 752 states and 3516 transitions. cyclomatic complexity: 2928 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 17:12:18,875 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 752 states and 3516 transitions. cyclomatic complexity: 2928. 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 2398 states and 11978 transitions. Complement of second has 4 states. [2023-10-12 17:12:18,875 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 17:12:18,876 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 17:12:18,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 56 transitions. [2023-10-12 17:12:18,876 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 56 transitions. Stem has 3 letters. Loop has 2 letters. [2023-10-12 17:12:18,876 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:18,876 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 56 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:12:18,876 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:18,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 56 transitions. Stem has 3 letters. Loop has 4 letters. [2023-10-12 17:12:18,877 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:18,877 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2398 states and 11978 transitions. [2023-10-12 17:12:18,932 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 17:12:18,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-10-12 17:12:18,941 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 286 [2023-10-12 17:12:18,961 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2398 states to 2016 states and 10042 transitions. [2023-10-12 17:12:18,961 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 672 [2023-10-12 17:12:18,963 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 955 [2023-10-12 17:12:18,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2016 states and 10042 transitions. [2023-10-12 17:12:18,964 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:12:18,964 INFO L219 hiAutomatonCegarLoop]: Abstraction has 2016 states and 10042 transitions. [2023-10-12 17:12:18,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2016 states and 10042 transitions. [2023-10-12 17:12:18,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2016 to 1636. [2023-10-12 17:12:19,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1636 states, 1636 states have (on average 5.254278728606357) internal successors, (8596), 1635 states have internal predecessors, (8596), 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 17:12:19,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 8596 transitions. [2023-10-12 17:12:19,011 INFO L241 hiAutomatonCegarLoop]: Abstraction has 1636 states and 8596 transitions. [2023-10-12 17:12:19,011 INFO L430 stractBuchiCegarLoop]: Abstraction has 1636 states and 8596 transitions. [2023-10-12 17:12:19,011 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:12:19,011 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1636 states and 8596 transitions. [2023-10-12 17:12:19,023 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 286 [2023-10-12 17:12:19,023 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:19,023 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:19,024 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-10-12 17:12:19,024 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:19,024 INFO L748 eck$LassoCheckResult]: Stem: 7369#[$Ultimate##0]don't care [106] $Ultimate##0-->$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] 7371#[$Ultimate##0, L54]don't care [109] L54-->$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] 6369#[L55, $Ultimate##0, $Ultimate##0]don't care [112] L55-->$Ultimate##0: Formula: (and (= 3 v_sumThread1of1ForFork2_thidvar1_2) (= 3 v_sumThread1of1ForFork2_thidvar0_2) (= 3 v_sumThread1of1ForFork2_thidvar2_2)) InVars {} OutVars{sumThread1of1ForFork2_thidvar0=v_sumThread1of1ForFork2_thidvar0_2, sumThread1of1ForFork2_thidvar1=v_sumThread1of1ForFork2_thidvar1_2, sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_10|, sumThread1of1ForFork2_thidvar2=v_sumThread1of1ForFork2_thidvar2_2, sumThread1of1ForFork2_log_msg#1=|v_sumThread1of1ForFork2_log_msg#1_10|, sumThread1of1ForFork2_i#1=|v_sumThread1of1ForFork2_i#1_16|} AuxVars[] AssignedVars[sumThread1of1ForFork2_thidvar0, sumThread1of1ForFork2_thidvar1, sumThread1of1ForFork2_x#1, sumThread1of1ForFork2_thidvar2, sumThread1of1ForFork2_log_msg#1, sumThread1of1ForFork2_i#1] 6371#[L56, $Ultimate##0, $Ultimate##0, $Ultimate##0]don't care [129] $Ultimate##0-->L39-1: Formula: (and (= |v_sumThread1of1ForFork2_x#1_17| 0) (= |v_sumThread1of1ForFork2_i#1_21| 0)) InVars {} OutVars{sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_17|, sumThread1of1ForFork2_i#1=|v_sumThread1of1ForFork2_i#1_21|} AuxVars[] AssignedVars[sumThread1of1ForFork2_x#1, sumThread1of1ForFork2_i#1] 6981#[L56, $Ultimate##0, $Ultimate##0, L39-1]don't care [2023-10-12 17:12:19,024 INFO L750 eck$LassoCheckResult]: Loop: 6981#[L56, $Ultimate##0, $Ultimate##0, L39-1]don't care [151] L39-1-->L25-2: Formula: (and (= |v_sumThread1of1ForFork2_i#1_31| (+ |v_sumThread1of1ForFork2_i#1_32| 1)) (= v_stdout_119 (store v_stdout_120 v_stdout_ptr_122 |v_sumThread1of1ForFork2_i#1_31|)) (= |v_sumThread1of1ForFork2_x#1_23| (+ (select v_A_14 |v_sumThread1of1ForFork2_i#1_32|) |v_sumThread1of1ForFork2_x#1_24|)) (< |v_sumThread1of1ForFork2_i#1_32| v_N_23) (= v_stdout_ptr_121 (+ v_stdout_ptr_122 1)) (= |v_sumThread1of1ForFork2_x#1_23| |v_sumThread1of1ForFork2_log_msg#1_27|)) InVars {A=v_A_14, sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_24|, stdout=v_stdout_120, N=v_N_23, sumThread1of1ForFork2_i#1=|v_sumThread1of1ForFork2_i#1_32|, stdout_ptr=v_stdout_ptr_122} OutVars{A=v_A_14, sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_23|, stdout=v_stdout_119, N=v_N_23, sumThread1of1ForFork2_log_msg#1=|v_sumThread1of1ForFork2_log_msg#1_27|, sumThread1of1ForFork2_i#1=|v_sumThread1of1ForFork2_i#1_31|, stdout_ptr=v_stdout_ptr_121} AuxVars[] AssignedVars[sumThread1of1ForFork2_x#1, stdout, sumThread1of1ForFork2_log_msg#1, sumThread1of1ForFork2_i#1, stdout_ptr] 7415#[L56, $Ultimate##0, L25-2, $Ultimate##0]don't care [131] L25-2-->L39-1: Formula: (and (= v_stdout_ptr_33 (+ v_stdout_ptr_34 1)) (= (store v_stdout_32 v_stdout_ptr_34 |v_sumThread1of1ForFork2_log_msg#1_13|) v_stdout_31)) InVars {stdout=v_stdout_32, sumThread1of1ForFork2_log_msg#1=|v_sumThread1of1ForFork2_log_msg#1_13|, stdout_ptr=v_stdout_ptr_34} OutVars{stdout=v_stdout_31, sumThread1of1ForFork2_log_msg#1=|v_sumThread1of1ForFork2_log_msg#1_13|, stdout_ptr=v_stdout_ptr_33} AuxVars[] AssignedVars[stdout, stdout_ptr] 6981#[L56, $Ultimate##0, $Ultimate##0, L39-1]don't care [2023-10-12 17:12:19,024 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:19,025 INFO L85 PathProgramCache]: Analyzing trace with hash 4189717, now seen corresponding path program 1 times [2023-10-12 17:12:19,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:19,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163595192] [2023-10-12 17:12:19,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:19,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:19,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:19,031 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:19,031 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:19,031 INFO L85 PathProgramCache]: Analyzing trace with hash 5773, now seen corresponding path program 1 times [2023-10-12 17:12:19,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:19,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786128370] [2023-10-12 17:12:19,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:19,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:19,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:19,039 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:19,039 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:19,039 INFO L85 PathProgramCache]: Analyzing trace with hash -268644447, now seen corresponding path program 1 times [2023-10-12 17:12:19,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:19,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226024112] [2023-10-12 17:12:19,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:19,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:19,044 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:19,049 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:19,111 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:19,111 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:19,111 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:19,111 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:19,111 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:19,111 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,111 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:19,111 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:19,111 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration3_Lasso [2023-10-12 17:12:19,111 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:19,111 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:19,112 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 17:12:19,114 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:19,115 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 17:12:19,117 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 17:12:19,118 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:19,120 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:19,123 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 17:12:19,124 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:19,127 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 17:12:19,128 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 17:12:19,145 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 17:12:19,147 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 17:12:19,148 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 17:12:19,227 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:19,227 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:19,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,228 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-10-12 17:12:19,233 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 [2023-10-12 17:12:19,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:19,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:19,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:19,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,254 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:19,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,255 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-10-12 17:12:19,259 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 17:12:19,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:19,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:19,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:19,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:19,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,295 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,307 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 17:12:19,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-10-12 17:12:19,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:19,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:19,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:19,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:19,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,342 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-10-12 17:12:19,346 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 17:12:19,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,354 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:19,354 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:19,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:19,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,364 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-10-12 17:12:19,367 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 17:12:19,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:19,375 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:19,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,402 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:19,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,403 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-10-12 17:12:19,407 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 17:12:19,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:19,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:19,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,441 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:19,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,442 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-10-12 17:12:19,445 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 17:12:19,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:19,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:19,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,485 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-10-12 17:12:19,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,486 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-10-12 17:12:19,489 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 17:12:19,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:19,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:19,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,514 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-10-12 17:12:19,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,516 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-10-12 17:12:19,519 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 17:12:19,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:19,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:19,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:19,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-10-12 17:12:19,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,554 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-10-12 17:12:19,557 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 17:12:19,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,566 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:19,566 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:19,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,585 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-10-12 17:12:19,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,587 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,593 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 17:12:19,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:19,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,600 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:19,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:19,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-10-12 17:12:19,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,614 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-10-12 17:12:19,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,615 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-10-12 17:12:19,638 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 17:12:19,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:19,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:19,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:19,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:19,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-10-12 17:12:19,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,664 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,671 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 17:12:19,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:19,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:19,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:19,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:19,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-10-12 17:12:19,679 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:19,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:19,696 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:19,700 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-10-12 17:12:19,700 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:12:19,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:19,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:19,701 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:19,705 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:19,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-10-12 17:12:19,713 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:19,713 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:19,713 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork2_i#1, N) = -1*sumThread1of1ForFork2_i#1 + 1*N Supporting invariants [] [2023-10-12 17:12:19,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-10-12 17:12:19,721 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:12:19,729 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:19,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:19,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:19,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:19,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:19,768 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 17:12:19,769 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 17:12:19,769 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1636 states and 8596 transitions. cyclomatic complexity: 7211 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:19,869 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1636 states and 8596 transitions. cyclomatic complexity: 7211. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 5071 states and 27253 transitions. Complement of second has 4 states. [2023-10-12 17:12:19,869 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 17:12:19,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:19,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 56 transitions. [2023-10-12 17:12:19,870 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 56 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:12:19,870 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:19,871 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 56 transitions. Stem has 6 letters. Loop has 2 letters. [2023-10-12 17:12:19,871 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:19,871 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 56 transitions. Stem has 4 letters. Loop has 4 letters. [2023-10-12 17:12:19,871 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:19,871 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5071 states and 27253 transitions. [2023-10-12 17:12:19,967 INFO L131 ngComponentsAnalysis]: Automaton has 85 accepting balls. 170 [2023-10-12 17:12:19,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:20,006 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5071 states to 3650 states and 19547 transitions. [2023-10-12 17:12:20,006 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 837 [2023-10-12 17:12:20,008 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1070 [2023-10-12 17:12:20,008 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3650 states and 19547 transitions. [2023-10-12 17:12:20,009 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:12:20,009 INFO L219 hiAutomatonCegarLoop]: Abstraction has 3650 states and 19547 transitions. [2023-10-12 17:12:20,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3650 states and 19547 transitions. [2023-10-12 17:12:20,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3650 to 3047. [2023-10-12 17:12:20,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3047 states, 3047 states have (on average 5.527075812274369) internal successors, (16841), 3046 states have internal predecessors, (16841), 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 17:12:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 3047 states and 16841 transitions. [2023-10-12 17:12:20,092 INFO L241 hiAutomatonCegarLoop]: Abstraction has 3047 states and 16841 transitions. [2023-10-12 17:12:20,092 INFO L430 stractBuchiCegarLoop]: Abstraction has 3047 states and 16841 transitions. [2023-10-12 17:12:20,092 INFO L337 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-10-12 17:12:20,092 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3047 states and 16841 transitions. [2023-10-12 17:12:20,114 INFO L131 ngComponentsAnalysis]: Automaton has 85 accepting balls. 170 [2023-10-12 17:12:20,114 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:20,114 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:20,114 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-10-12 17:12:20,114 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:20,115 INFO L748 eck$LassoCheckResult]: Stem: 16641#[$Ultimate##0]don't care [106] $Ultimate##0-->$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] 15617#[$Ultimate##0, L54]don't care [109] L54-->$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] 15161#[L55, $Ultimate##0, $Ultimate##0]don't care [112] L55-->$Ultimate##0: Formula: (and (= 3 v_sumThread1of1ForFork2_thidvar1_2) (= 3 v_sumThread1of1ForFork2_thidvar0_2) (= 3 v_sumThread1of1ForFork2_thidvar2_2)) InVars {} OutVars{sumThread1of1ForFork2_thidvar0=v_sumThread1of1ForFork2_thidvar0_2, sumThread1of1ForFork2_thidvar1=v_sumThread1of1ForFork2_thidvar1_2, sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_10|, sumThread1of1ForFork2_thidvar2=v_sumThread1of1ForFork2_thidvar2_2, sumThread1of1ForFork2_log_msg#1=|v_sumThread1of1ForFork2_log_msg#1_10|, sumThread1of1ForFork2_i#1=|v_sumThread1of1ForFork2_i#1_16|} AuxVars[] AssignedVars[sumThread1of1ForFork2_thidvar0, sumThread1of1ForFork2_thidvar1, sumThread1of1ForFork2_x#1, sumThread1of1ForFork2_thidvar2, sumThread1of1ForFork2_log_msg#1, sumThread1of1ForFork2_i#1] 15163#[L56, $Ultimate##0, $Ultimate##0, $Ultimate##0]don't care [115] L56-->$Ultimate##0: Formula: (and (= v_sumThread1of1ForFork3_thidvar1_2 4) (= v_sumThread1of1ForFork3_thidvar2_2 4) (= v_sumThread1of1ForFork3_thidvar0_2 4) (= v_sumThread1of1ForFork3_thidvar3_2 4)) InVars {} OutVars{sumThread1of1ForFork3_x#1=|v_sumThread1of1ForFork3_x#1_10|, sumThread1of1ForFork3_log_msg#1=|v_sumThread1of1ForFork3_log_msg#1_10|, sumThread1of1ForFork3_i#1=|v_sumThread1of1ForFork3_i#1_16|, sumThread1of1ForFork3_thidvar0=v_sumThread1of1ForFork3_thidvar0_2, sumThread1of1ForFork3_thidvar3=v_sumThread1of1ForFork3_thidvar3_2, sumThread1of1ForFork3_thidvar2=v_sumThread1of1ForFork3_thidvar2_2, sumThread1of1ForFork3_thidvar1=v_sumThread1of1ForFork3_thidvar1_2} AuxVars[] AssignedVars[sumThread1of1ForFork3_x#1, sumThread1of1ForFork3_log_msg#1, sumThread1of1ForFork3_i#1, sumThread1of1ForFork3_thidvar0, sumThread1of1ForFork3_thidvar3, sumThread1of1ForFork3_thidvar2, sumThread1of1ForFork3_thidvar1] 16051#[$Ultimate##0, $Ultimate##0, $Ultimate##0, $Ultimate##0, L57]don't care [139] $Ultimate##0-->L39-1: Formula: (and (= |v_sumThread1of1ForFork3_i#1_21| 0) (= |v_sumThread1of1ForFork3_x#1_15| 0)) InVars {} OutVars{sumThread1of1ForFork3_x#1=|v_sumThread1of1ForFork3_x#1_15|, sumThread1of1ForFork3_i#1=|v_sumThread1of1ForFork3_i#1_21|} AuxVars[] AssignedVars[sumThread1of1ForFork3_x#1, sumThread1of1ForFork3_i#1] 16535#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L39-1, L57]don't care [2023-10-12 17:12:20,115 INFO L750 eck$LassoCheckResult]: Loop: 16535#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L39-1, L57]don't care [149] L39-1-->L25-1: Formula: (and (= (+ v_stdout_ptr_114 1) v_stdout_ptr_113) (= (+ |v_sumThread1of1ForFork3_x#1_28| (select v_A_10 |v_sumThread1of1ForFork3_i#1_32|)) |v_sumThread1of1ForFork3_x#1_27|) (< |v_sumThread1of1ForFork3_i#1_32| v_N_19) (= |v_sumThread1of1ForFork3_i#1_31| |v_sumThread1of1ForFork3_log_msg#1_27|) (= |v_sumThread1of1ForFork3_i#1_31| (+ |v_sumThread1of1ForFork3_i#1_32| 1)) (= (store v_stdout_112 v_stdout_ptr_114 |v_sumThread1of1ForFork3_log_msg#1_27|) v_stdout_111)) InVars {A=v_A_10, sumThread1of1ForFork3_x#1=|v_sumThread1of1ForFork3_x#1_28|, stdout=v_stdout_112, N=v_N_19, sumThread1of1ForFork3_i#1=|v_sumThread1of1ForFork3_i#1_32|, stdout_ptr=v_stdout_ptr_114} OutVars{A=v_A_10, sumThread1of1ForFork3_x#1=|v_sumThread1of1ForFork3_x#1_27|, stdout=v_stdout_111, sumThread1of1ForFork3_log_msg#1=|v_sumThread1of1ForFork3_log_msg#1_27|, N=v_N_19, sumThread1of1ForFork3_i#1=|v_sumThread1of1ForFork3_i#1_31|, stdout_ptr=v_stdout_ptr_113} AuxVars[] AssignedVars[sumThread1of1ForFork3_x#1, stdout, sumThread1of1ForFork3_log_msg#1, sumThread1of1ForFork3_i#1, stdout_ptr] 16533#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L25-1, L57]don't care [146] L25-1-->L39-1: Formula: (and (= (store v_stdout_94 v_stdout_ptr_96 |v_sumThread1of1ForFork3_log_msg#1_25|) v_stdout_93) (= |v_sumThread1of1ForFork3_log_msg#1_25| |v_sumThread1of1ForFork3_x#1_25|) (= v_stdout_ptr_95 (+ v_stdout_ptr_96 1))) InVars {sumThread1of1ForFork3_x#1=|v_sumThread1of1ForFork3_x#1_25|, stdout=v_stdout_94, stdout_ptr=v_stdout_ptr_96} OutVars{sumThread1of1ForFork3_x#1=|v_sumThread1of1ForFork3_x#1_25|, stdout=v_stdout_93, sumThread1of1ForFork3_log_msg#1=|v_sumThread1of1ForFork3_log_msg#1_25|, stdout_ptr=v_stdout_ptr_95} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork3_log_msg#1, stdout_ptr] 16535#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L39-1, L57]don't care [2023-10-12 17:12:20,115 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:20,115 INFO L85 PathProgramCache]: Analyzing trace with hash 129880932, now seen corresponding path program 1 times [2023-10-12 17:12:20,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:20,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459265863] [2023-10-12 17:12:20,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:20,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:20,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:20,121 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:20,121 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:20,121 INFO L85 PathProgramCache]: Analyzing trace with hash 5726, now seen corresponding path program 1 times [2023-10-12 17:12:20,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:20,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478859656] [2023-10-12 17:12:20,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:20,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:20,126 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:20,129 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:20,129 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:20,130 INFO L85 PathProgramCache]: Analyzing trace with hash 261528833, now seen corresponding path program 1 times [2023-10-12 17:12:20,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:20,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515434035] [2023-10-12 17:12:20,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:20,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:20,135 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:20,140 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:20,222 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:20,222 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:20,222 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:20,222 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:20,222 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:20,222 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:20,222 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:20,222 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:20,222 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration4_Lasso [2023-10-12 17:12:20,222 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:20,222 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:20,223 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 17:12:20,225 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 17:12:20,238 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 17:12:20,240 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:20,241 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 17:12:20,242 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 17:12:20,244 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 17:12:20,245 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 17:12:20,247 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 17:12:20,249 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 17:12:20,250 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 17:12:20,252 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 17:12:20,254 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 17:12:20,256 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 17:12:20,258 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 17:12:20,260 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 17:12:20,261 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 17:12:20,262 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 17:12:20,264 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 17:12:20,265 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 17:12:20,374 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:20,374 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:20,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:20,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:20,376 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:20,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-10-12 17:12:20,379 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 17:12:20,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:20,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:20,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:20,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:20,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:20,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:20,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:20,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:20,388 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-10-12 17:12:20,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:20,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:20,390 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:20,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-10-12 17:12:20,393 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 17:12:20,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:20,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:20,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:20,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:20,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:20,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:20,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:20,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:20,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:20,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:20,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:20,412 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:20,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-10-12 17:12:20,415 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 17:12:20,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:20,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:20,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:20,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:20,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:20,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:20,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:20,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:20,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:20,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:20,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:20,426 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:20,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-10-12 17:12:20,429 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 17:12:20,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:20,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:20,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:20,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:20,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:20,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:20,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:20,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:20,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-10-12 17:12:20,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:20,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:20,440 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:20,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-10-12 17:12:20,443 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 17:12:20,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:20,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:20,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:20,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:20,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:20,451 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:20,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:20,463 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-10-12 17:12:20,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:20,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:20,464 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:20,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-10-12 17:12:20,467 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 17:12:20,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:20,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:20,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:20,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:20,474 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:20,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:20,485 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:20,487 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-10-12 17:12:20,487 INFO L444 ModelExtractionUtils]: 7 out of 10 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-10-12 17:12:20,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:20,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:20,488 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:20,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-10-12 17:12:20,491 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:20,497 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:20,497 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:20,497 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork3_i#1, N) = -1*sumThread1of1ForFork3_i#1 + 1*N Supporting invariants [] [2023-10-12 17:12:20,500 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:20,502 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:12:20,510 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:20,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:20,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:20,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:20,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:20,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:20,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:20,546 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 17:12:20,547 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 17:12:20,547 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 3047 states and 16841 transitions. cyclomatic complexity: 14140 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:20,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:20,732 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 3047 states and 16841 transitions. cyclomatic complexity: 14140. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 7972 states and 43543 transitions. Complement of second has 4 states. [2023-10-12 17:12:20,732 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 17:12:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 54 transitions. [2023-10-12 17:12:20,733 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 54 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:12:20,733 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:20,733 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 54 transitions. Stem has 7 letters. Loop has 2 letters. [2023-10-12 17:12:20,733 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:20,733 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 54 transitions. Stem has 5 letters. Loop has 4 letters. [2023-10-12 17:12:20,733 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:20,733 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7972 states and 43543 transitions. [2023-10-12 17:12:20,823 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:12:20,823 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7972 states to 0 states and 0 transitions. [2023-10-12 17:12:20,823 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-10-12 17:12:20,823 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-10-12 17:12:20,823 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-10-12 17:12:20,823 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-10-12 17:12:20,823 INFO L219 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:20,823 INFO L241 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:20,823 INFO L430 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:20,823 INFO L337 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-10-12 17:12:20,823 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-10-12 17:12:20,823 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:12:20,823 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-10-12 17:12:20,828 INFO L201 PluginConnector]: Adding new model array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:12:20 BoogieIcfgContainer [2023-10-12 17:12:20,828 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:12:20,828 INFO L158 Benchmark]: Toolchain (without parser) took 5100.33ms. Allocated memory was 202.4MB in the beginning and 313.5MB in the end (delta: 111.1MB). Free memory was 152.5MB in the beginning and 182.4MB in the end (delta: -29.9MB). Peak memory consumption was 83.3MB. Max. memory is 8.0GB. [2023-10-12 17:12:20,828 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.23ms. Allocated memory is still 202.4MB. Free memory is still 153.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:12:20,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.14ms. Allocated memory is still 202.4MB. Free memory was 152.3MB in the beginning and 150.5MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:12:20,829 INFO L158 Benchmark]: Boogie Preprocessor took 14.31ms. Allocated memory is still 202.4MB. Free memory was 150.5MB in the beginning and 149.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:12:20,829 INFO L158 Benchmark]: RCFGBuilder took 237.65ms. Allocated memory is still 202.4MB. Free memory was 149.4MB in the beginning and 139.9MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-10-12 17:12:20,829 INFO L158 Benchmark]: BuchiAutomizer took 4813.90ms. Allocated memory was 202.4MB in the beginning and 313.5MB in the end (delta: 111.1MB). Free memory was 139.8MB in the beginning and 182.4MB in the end (delta: -42.6MB). Peak memory consumption was 69.7MB. Max. memory is 8.0GB. [2023-10-12 17:12:20,830 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 0.23ms. Allocated memory is still 202.4MB. Free memory is still 153.5MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.14ms. Allocated memory is still 202.4MB. Free memory was 152.3MB in the beginning and 150.5MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.31ms. Allocated memory is still 202.4MB. Free memory was 150.5MB in the beginning and 149.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 237.65ms. Allocated memory is still 202.4MB. Free memory was 149.4MB in the beginning and 139.9MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 4813.90ms. Allocated memory was 202.4MB in the beginning and 313.5MB in the end (delta: 111.1MB). Free memory was 139.8MB in the beginning and 182.4MB in the end (delta: -42.6MB). Peak memory consumption was 69.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (0 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. 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 4.6s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 2.4s. Construction of modules took 0.1s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 3. Automata minimization 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 1232 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.3s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 150 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 146 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 228 IncrementalHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 1 mSDtfsCounter, 228 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital57 mio100 ax100 hnf100 lsp76 ukn74 mio100 lsp45 div100 bol100 ite100 ukn100 eq219 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: 0.8s - 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: 0.8s, 68 PlacesBefore, 35 PlacesAfterwards, 59 TransitionsBefore, 26 TransitionsAfterwards, 2016 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 32 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 33 TotalNumberOfCompositions, 1685 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1392, independent: 1377, independent conditional: 0, independent unconditional: 1377, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1151, independent: 1136, independent conditional: 0, independent unconditional: 1136, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1151, independent: 1136, independent conditional: 0, independent unconditional: 1136, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 60, dependent conditional: 0, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1392, independent: 241, independent conditional: 0, independent unconditional: 241, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1151, unknown conditional: 0, unknown unconditional: 1151] , Statistics on independence cache: Total cache size (in pairs): 78, Positive cache size: 70, Positive conditional cache size: 0, Positive unconditional cache size: 70, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, 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 17:12:20,856 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...