/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET -i ../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-4threads.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:18:14,504 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:18:14,562 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 17:18:14,584 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:18:14,584 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:18:14,584 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:18:14,585 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:18:14,585 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:18:14,585 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:18:14,586 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:18:14,586 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:18:14,586 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:18:14,586 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:18:14,587 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:18:14,587 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:18:14,587 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:18:14,587 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:18:14,587 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:18:14,588 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:18:14,588 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:18:14,588 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:18:14,599 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:18:14,600 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:18:14,600 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:18:14,600 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:18:14,600 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:18:14,600 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:18:14,600 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:18:14,600 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:18:14,601 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:18:14,601 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:18:14,601 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:18:14,601 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:18:14,602 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:18:14,602 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET [2023-10-12 17:18:14,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:18:14,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:18:14,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:18:14,825 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:18:14,828 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:18:14,829 INFO L431 ainManager$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 17:18:14,830 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 17:18:14,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:18:14,856 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:18:14,857 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:18:14,857 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:18:14,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:18:14,866 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 05:18:14" (1/1) ... [2023-10-12 17:18:14,873 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 05:18:14" (1/1) ... [2023-10-12 17:18:14,885 INFO L138 Inliner]: procedures = 3, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2023-10-12 17:18:14,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:18:14,887 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:18:14,888 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:18:14,888 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:18:14,894 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 05:18:14" (1/1) ... [2023-10-12 17:18:14,894 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 05:18:14" (1/1) ... [2023-10-12 17:18:14,895 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 05:18:14" (1/1) ... [2023-10-12 17:18:14,895 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 05:18:14" (1/1) ... [2023-10-12 17:18:14,897 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 05:18:14" (1/1) ... [2023-10-12 17:18:14,900 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 05:18:14" (1/1) ... [2023-10-12 17:18:14,900 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 05:18:14" (1/1) ... [2023-10-12 17:18:14,901 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 05:18:14" (1/1) ... [2023-10-12 17:18:14,901 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:18:14,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:18:14,903 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:18:14,903 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:18:14,904 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 05:18:14" (1/1) ... [2023-10-12 17:18:14,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:14,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:14,926 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 17:18:14,947 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 17:18:14,955 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:18:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:18:14,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:18:14,956 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2023-10-12 17:18:14,956 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2023-10-12 17:18:14,956 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2023-10-12 17:18:14,956 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 17:18:14,992 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:18:14,993 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:18:15,076 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:18:15,085 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:18:15,085 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:18:15,087 INFO L201 PluginConnector]: Adding new model array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:18:15 BoogieIcfgContainer [2023-10-12 17:18:15,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:18:15,088 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:18:15,088 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:18:15,091 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:18:15,092 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:18:15,092 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 05:18:14" (1/2) ... [2023-10-12 17:18:15,093 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@33e4765a and model type array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:18:15, skipping insertion in model container [2023-10-12 17:18:15,093 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:18:15,093 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 05:18:15" (2/2) ... [2023-10-12 17:18:15,094 INFO L332 chiAutomizerObserver]: Analyzing ICFG array-sum-with-log-4threads.bpl [2023-10-12 17:18:15,176 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-10-12 17:18:15,198 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 72 places, 67 transitions, 166 flow [2023-10-12 17:18:15,257 INFO L124 PetriNetUnfolderBase]: 4/59 cut-off events. [2023-10-12 17:18:15,257 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-10-12 17:18:15,262 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 17:18:15,262 INFO L82 GeneralOperation]: Start removeDead. Operand has 72 places, 67 transitions, 166 flow [2023-10-12 17:18:15,285 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 68 places, 59 transitions, 142 flow [2023-10-12 17:18:15,290 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:18:15,301 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 59 transitions, 142 flow [2023-10-12 17:18:15,303 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 59 transitions, 142 flow [2023-10-12 17:18:15,303 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 68 places, 59 transitions, 142 flow [2023-10-12 17:18:15,325 INFO L124 PetriNetUnfolderBase]: 4/59 cut-off events. [2023-10-12 17:18:15,325 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-10-12 17:18:15,327 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 17:18:15,329 INFO L119 LiptonReduction]: Number of co-enabled transitions 2016 [2023-10-12 17:18:16,058 INFO L134 LiptonReduction]: Checked pairs total: 1685 [2023-10-12 17:18:16,058 INFO L136 LiptonReduction]: Total number of compositions: 33 [2023-10-12 17:18:16,067 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:18:16,067 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:18:16,067 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:18:16,067 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:18:16,067 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:18:16,067 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:18:16,067 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:18:16,067 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2023-10-12 17:18:16,068 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 35 places, 26 transitions, 76 flow [2023-10-12 17:18:16,071 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:18:16,071 INFO L124 PetriNetUnfolderBase]: 0/7 cut-off events. [2023-10-12 17:18:16,071 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:18:16,071 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:18:16,073 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:18:16,074 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 35 places, 26 transitions, 76 flow [2023-10-12 17:18:16,075 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:18:16,075 INFO L124 PetriNetUnfolderBase]: 0/7 cut-off events. [2023-10-12 17:18:16,075 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:18:16,075 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:18:16,078 INFO L748 eck$LassoCheckResult]: Stem: 76#[$Ultimate##0]true [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#[L54, $Ultimate##0]true [125] $Ultimate##0-->L39-1: Formula: (and (= |v_sumThread1of1ForFork0_i#1_17| 0) (= |v_sumThread1of1ForFork0_x#1_13| 0)) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_13|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_17|} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_i#1] 80#[L54, L39-1]true [2023-10-12 17:18:16,079 INFO L750 eck$LassoCheckResult]: Loop: 80#[L54, L39-1]true [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] 83#[L25-1, L54]true [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] 80#[L54, L39-1]true [2023-10-12 17:18:16,082 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:16,082 INFO L85 PathProgramCache]: Analyzing trace with hash 4372, now seen corresponding path program 1 times [2023-10-12 17:18:16,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:16,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308030564] [2023-10-12 17:18:16,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:16,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:16,141 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:16,155 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:16,157 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:16,157 INFO L85 PathProgramCache]: Analyzing trace with hash 5817, now seen corresponding path program 1 times [2023-10-12 17:18:16,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:16,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765716858] [2023-10-12 17:18:16,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:16,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:16,178 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:16,186 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:16,187 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:16,187 INFO L85 PathProgramCache]: Analyzing trace with hash 4206348, now seen corresponding path program 1 times [2023-10-12 17:18:16,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:16,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388468118] [2023-10-12 17:18:16,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:16,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:16,196 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:16,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:16,209 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:16,286 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:18:16,286 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:18:16,286 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:18:16,286 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:18:16,286 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:18:16,286 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:16,287 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:18:16,287 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:18:16,287 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:18:16,287 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:18:16,287 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:18:16,296 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 17:18:16,306 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 17:18:16,398 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:18:16,401 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:18:16,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:16,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:16,404 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 17:18:16,406 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 17:18:16,407 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 17:18:16,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:16,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:16,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:16,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:16,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:16,416 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:16,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:16,438 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 17:18:16,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:16,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:16,440 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 17:18:16,442 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 17:18:16,445 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 17:18:16,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:16,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:16,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:16,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:16,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:16,453 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:16,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:16,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:16,465 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 17:18:16,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:16,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:16,466 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 17:18:16,467 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 17:18:16,470 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 17:18:16,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:16,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:16,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:16,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:16,481 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:16,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:16,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:16,508 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 17:18:16,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:16,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:16,513 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 17:18:16,515 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 17:18:16,517 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 17:18:16,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:16,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:16,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:16,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:16,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:16,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:16,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:16,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:16,544 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 17:18:16,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:16,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:16,546 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 17:18:16,547 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 17:18:16,548 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 17:18:16,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:16,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:16,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:16,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:16,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:16,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:16,573 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:18:16,579 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:18:16,579 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:18:16,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:16,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:16,583 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 17:18:16,584 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 17:18:16,585 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:18:16,606 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:18:16,606 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:18:16,607 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 17:18:16,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-10-12 17:18:16,617 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:18:16,635 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:16,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:18:16,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:16,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:18:16,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:16,677 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 17:18:16,713 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 17:18:16,714 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. 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 17:18:16,893 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. 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 5 states and 592 transitions. [2023-10-12 17:18:16,894 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:18:16,896 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:18:16,897 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 17:18:16,900 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 17:18:16,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2023-10-12 17:18:16,904 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 2 letters. Loop has 2 letters. [2023-10-12 17:18:16,904 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:16,904 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:18:16,905 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:16,905 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 2 letters. Loop has 4 letters. [2023-10-12 17:18:16,905 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:16,905 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 45 places, 300 transitions, 1476 flow [2023-10-12 17:18:17,157 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 17:18:17,219 INFO L124 PetriNetUnfolderBase]: 4250/5526 cut-off events. [2023-10-12 17:18:17,220 INFO L125 PetriNetUnfolderBase]: For 611/611 co-relation queries the response was YES. [2023-10-12 17:18:17,226 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11893 conditions, 5526 events. 4250/5526 cut-off events. For 611/611 co-relation queries the response was YES. Maximal size of possible extension queue 300. Compared 22139 event pairs, 74 based on Foata normal form. 0/3830 useless extension candidates. Maximal degree in co-relation 11320. Up to 1898 conditions per place. [2023-10-12 17:18:17,227 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 45 places, 300 transitions, 1476 flow [2023-10-12 17:18:17,231 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 45 places, 300 transitions, 1476 flow [2023-10-12 17:18:17,231 INFO L430 stractBuchiCegarLoop]: Abstraction has has 45 places, 300 transitions, 1476 flow [2023-10-12 17:18:17,231 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:18:17,231 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 45 places, 300 transitions, 1476 flow [2023-10-12 17:18:17,235 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:18:17,236 INFO L124 PetriNetUnfolderBase]: 31/56 cut-off events. [2023-10-12 17:18:17,236 INFO L125 PetriNetUnfolderBase]: For 17/17 co-relation queries the response was YES. [2023-10-12 17:18:17,236 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:18:17,236 INFO L748 eck$LassoCheckResult]: Stem: 76#[$Ultimate##0]true [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#[L54, $Ultimate##0]true [109] L54-->$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] 135#[$Ultimate##0, $Ultimate##0, L55]true [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] 137#[L39-1, $Ultimate##0, L55]true [2023-10-12 17:18:17,236 INFO L750 eck$LassoCheckResult]: Loop: 137#[L39-1, $Ultimate##0, L55]true [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] 140#[L25-1, $Ultimate##0, L55]true [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] 137#[L39-1, $Ultimate##0, L55]true [2023-10-12 17:18:17,238 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:17,238 INFO L85 PathProgramCache]: Analyzing trace with hash 135157, now seen corresponding path program 1 times [2023-10-12 17:18:17,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:17,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142240226] [2023-10-12 17:18:17,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:17,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:17,248 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:17,254 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:17,254 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:17,254 INFO L85 PathProgramCache]: Analyzing trace with hash 5759, now seen corresponding path program 1 times [2023-10-12 17:18:17,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:17,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701519566] [2023-10-12 17:18:17,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:17,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:17,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:17,278 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:17,279 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:17,279 INFO L85 PathProgramCache]: Analyzing trace with hash 129890675, now seen corresponding path program 1 times [2023-10-12 17:18:17,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:17,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465522509] [2023-10-12 17:18:17,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:17,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:17,284 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:17,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:17,293 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:17,345 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:18:17,345 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:18:17,345 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:18:17,345 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:18:17,345 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:18:17,346 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:17,346 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:18:17,346 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:18:17,346 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:18:17,346 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:18:17,346 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:18:17,347 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 17:18:17,348 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 17:18:17,350 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 17:18:17,352 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:17,353 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 17:18:17,355 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 17:18:17,370 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 17:18:17,433 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:18:17,433 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:18:17,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:17,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:17,469 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 17:18:17,472 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 17:18:17,473 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 17:18:17,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:17,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:17,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:17,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:17,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:17,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:17,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:17,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:17,495 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 17:18:17,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:17,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:17,497 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 17:18:17,510 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 17:18:17,513 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 17:18:17,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:17,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:17,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:17,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:17,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:17,521 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:17,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:17,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:17,536 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 17:18:17,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:17,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:17,538 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 17:18:17,541 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 17:18:17,542 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 17:18:17,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:17,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:17,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:17,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:17,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:17,551 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:17,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:17,573 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 17:18:17,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:17,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:17,577 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 17:18:17,584 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 17:18:17,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:17,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:17,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:17,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:17,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:17,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:17,596 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 17:18:17,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:17,613 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 17:18:17,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:17,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:17,614 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 17:18:17,616 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 17:18:17,617 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 17:18:17,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:17,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:17,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:17,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:17,625 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:17,625 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:17,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:17,649 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 17:18:17,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:17,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:17,651 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 17:18:17,654 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 17:18:17,655 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 17:18:17,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:17,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:17,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:17,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:17,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:17,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:17,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:17,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:17,667 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 17:18:17,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:17,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:17,668 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 17:18:17,673 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 17:18:17,702 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 17:18:17,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:17,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:17,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:17,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:17,712 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:17,712 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:17,728 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:18:17,731 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-10-12 17:18:17,732 INFO L444 ModelExtractionUtils]: 7 out of 10 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-10-12 17:18:17,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:17,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:17,733 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 17:18:17,739 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:18:17,747 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 17:18:17,758 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:18:17,758 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:18:17,758 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 17:18:17,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-10-12 17:18:17,767 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:18:17,776 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:17,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:18:17,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:17,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:18:17,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:17,801 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 17:18:17,802 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 17:18:17,802 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. 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 17:18:17,932 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. 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 5 states and 592 transitions. [2023-10-12 17:18:17,932 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:18:17,946 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:18:17,946 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 17:18:17,947 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 17:18:17,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2023-10-12 17:18:17,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 3 letters. Loop has 2 letters. [2023-10-12 17:18:17,949 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:17,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:18:17,949 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:17,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 3 letters. Loop has 4 letters. [2023-10-12 17:18:17,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:17,950 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 55 places, 3456 transitions, 23904 flow [2023-10-12 17:18:18,091 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 17:18:19,282 INFO L124 PetriNetUnfolderBase]: 14753/18671 cut-off events. [2023-10-12 17:18:19,282 INFO L125 PetriNetUnfolderBase]: For 2051/2051 co-relation queries the response was YES. [2023-10-12 17:18:19,298 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58839 conditions, 18671 events. 14753/18671 cut-off events. For 2051/2051 co-relation queries the response was YES. Maximal size of possible extension queue 889. Compared 82583 event pairs, 119 based on Foata normal form. 0/11867 useless extension candidates. Maximal degree in co-relation 56926. Up to 7052 conditions per place. [2023-10-12 17:18:19,298 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 55 places, 3456 transitions, 23904 flow [2023-10-12 17:18:19,325 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 55 places, 3456 transitions, 23904 flow [2023-10-12 17:18:19,325 INFO L430 stractBuchiCegarLoop]: Abstraction has has 55 places, 3456 transitions, 23904 flow [2023-10-12 17:18:19,325 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:18:19,325 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 55 places, 3456 transitions, 23904 flow [2023-10-12 17:18:19,347 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:18:19,347 INFO L124 PetriNetUnfolderBase]: 103/168 cut-off events. [2023-10-12 17:18:19,347 INFO L125 PetriNetUnfolderBase]: For 38/38 co-relation queries the response was YES. [2023-10-12 17:18:19,347 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:18:19,348 INFO L748 eck$LassoCheckResult]: Stem: 76#[$Ultimate##0]true [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#[L54, $Ultimate##0]true [109] L54-->$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] 135#[$Ultimate##0, $Ultimate##0, L55]true [112] L55-->$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] 190#[L56, $Ultimate##0, $Ultimate##0, $Ultimate##0]true [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] 192#[L39-1, L56, $Ultimate##0, $Ultimate##0]true [2023-10-12 17:18:19,348 INFO L750 eck$LassoCheckResult]: Loop: 192#[L39-1, L56, $Ultimate##0, $Ultimate##0]true [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] 195#[L25-2, L56, $Ultimate##0, $Ultimate##0]true [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] 192#[L39-1, L56, $Ultimate##0, $Ultimate##0]true [2023-10-12 17:18:19,348 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:19,348 INFO L85 PathProgramCache]: Analyzing trace with hash 4189717, now seen corresponding path program 1 times [2023-10-12 17:18:19,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:19,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380320445] [2023-10-12 17:18:19,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:19,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:19,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:19,354 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:19,354 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:19,354 INFO L85 PathProgramCache]: Analyzing trace with hash 5773, now seen corresponding path program 1 times [2023-10-12 17:18:19,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:19,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423607297] [2023-10-12 17:18:19,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:19,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:19,368 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:19,380 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:19,381 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:19,381 INFO L85 PathProgramCache]: Analyzing trace with hash -268644447, now seen corresponding path program 1 times [2023-10-12 17:18:19,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:19,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126945040] [2023-10-12 17:18:19,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:19,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:19,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:19,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:19,398 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:19,456 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:18:19,456 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:18:19,456 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:18:19,456 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:18:19,456 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:18:19,456 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,457 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:18:19,457 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:18:19,457 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration3_Lasso [2023-10-12 17:18:19,457 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:18:19,457 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:18:19,463 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 17:18:19,464 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 17:18:19,466 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 17:18:19,467 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 17:18:19,468 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 17:18:19,470 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 17:18:19,472 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 17:18:19,474 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 17:18:19,476 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 17:18:19,478 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 17:18:19,494 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 17:18:19,496 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 17:18:19,497 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 17:18:19,575 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:18:19,575 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:18:19,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:19,577 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 17:18:19,579 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 17:18:19,580 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 17:18:19,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:19,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:19,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:19,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:19,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:19,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:19,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:19,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:19,616 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 17:18:19,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:19,621 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 17:18:19,623 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 17:18:19,625 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 17:18:19,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:19,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:19,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:19,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:19,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:19,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:19,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:19,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:19,651 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 17:18:19,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:19,652 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 17:18:19,681 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 17:18:19,683 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 17:18:19,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:19,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:19,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:19,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:19,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:19,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:19,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:19,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:19,709 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 17:18:19,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:19,711 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 17:18:19,712 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 17:18:19,714 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 17:18:19,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:19,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:19,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:19,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:19,723 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:19,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:19,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:19,748 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 17:18:19,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:19,749 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 17:18:19,756 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 17:18:19,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:19,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:19,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:19,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:19,763 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 17:18:19,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:19,764 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:19,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:19,786 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 17:18:19,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:19,787 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 17:18:19,793 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 17:18:19,793 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 17:18:19,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:19,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:19,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:19,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:19,801 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:19,801 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:19,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:19,817 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 17:18:19,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:19,818 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 17:18:19,823 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 17:18:19,823 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 17:18:19,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:19,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:19,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:19,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:19,830 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:19,830 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:19,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:19,857 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-10-12 17:18:19,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:19,859 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 17:18:19,860 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 17:18:19,886 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 17:18:19,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:19,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:19,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:19,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:19,893 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:19,894 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:19,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:19,925 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-10-12 17:18:19,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:19,926 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 17:18:19,928 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 17:18:19,930 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 17:18:19,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:19,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:19,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:19,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:19,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:19,936 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:19,936 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:19,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:19,954 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-10-12 17:18:19,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:19,955 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 17:18:19,957 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 17:18:19,958 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 17:18:19,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:19,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:19,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:19,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:19,967 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:19,967 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:19,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:19,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-10-12 17:18:19,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:19,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:19,991 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 17:18:19,993 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 17:18:19,994 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 17:18:19,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:20,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:20,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:20,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:20,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:20,000 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:20,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:20,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:20,020 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-10-12 17:18:20,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:20,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:20,021 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 17:18:20,022 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 17:18:20,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:18:20,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:20,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:20,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:20,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:20,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:20,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:20,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:20,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:20,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-10-12 17:18:20,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:20,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:20,037 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 17:18:20,038 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 17:18:20,041 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 17:18:20,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:20,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:20,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:20,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:20,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:20,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:20,058 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:18:20,061 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-10-12 17:18:20,061 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:18:20,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:20,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:20,062 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 17:18:20,064 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 17:18:20,065 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:18:20,086 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:18:20,086 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:18:20,087 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 17:18:20,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-10-12 17:18:20,095 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:18:20,103 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:20,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:18:20,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:20,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:18:20,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:20,136 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 17:18:20,137 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 17:18:20,137 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. 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 17:18:20,247 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. 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 5 states and 592 transitions. [2023-10-12 17:18:20,247 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:18:20,470 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 17:18:20,560 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:18:20,561 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 17:18:20,561 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 17:18:20,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2023-10-12 17:18:20,562 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:18:20,562 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:20,562 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 6 letters. Loop has 2 letters. [2023-10-12 17:18:20,562 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:20,562 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 4 letters. Loop has 4 letters. [2023-10-12 17:18:20,562 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:20,562 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 65 places, 39744 transitions, 354240 flow [2023-10-12 17:19:03,232 INFO L124 PetriNetUnfolderBase]: 48829/60820 cut-off events. [2023-10-12 17:19:03,232 INFO L125 PetriNetUnfolderBase]: For 7059/7059 co-relation queries the response was YES. [2023-10-12 17:19:03,295 INFO L83 FinitePrefix]: Finished finitePrefix Result has 251954 conditions, 60820 events. 48829/60820 cut-off events. For 7059/7059 co-relation queries the response was YES. Maximal size of possible extension queue 2941. Compared 296365 event pairs, 122 based on Foata normal form. 0/36560 useless extension candidates. Maximal degree in co-relation 243700. Up to 23600 conditions per place. [2023-10-12 17:19:03,295 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 65 places, 39744 transitions, 354240 flow [2023-10-12 17:19:03,617 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 65 places, 39744 transitions, 354240 flow [2023-10-12 17:19:03,617 INFO L430 stractBuchiCegarLoop]: Abstraction has has 65 places, 39744 transitions, 354240 flow [2023-10-12 17:19:03,617 INFO L337 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-10-12 17:19:03,617 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 65 places, 39744 transitions, 354240 flow [2023-10-12 17:19:04,669 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:19:04,669 INFO L124 PetriNetUnfolderBase]: 401/577 cut-off events. [2023-10-12 17:19:04,669 INFO L125 PetriNetUnfolderBase]: For 87/87 co-relation queries the response was YES. [2023-10-12 17:19:04,670 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:19:04,670 INFO L748 eck$LassoCheckResult]: Stem: 76#[$Ultimate##0]true [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#[L54, $Ultimate##0]true [109] L54-->$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] 135#[$Ultimate##0, $Ultimate##0, L55]true [112] L55-->$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] 190#[L56, $Ultimate##0, $Ultimate##0, $Ultimate##0]true [115] L56-->$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] 249#[$Ultimate##0, $Ultimate##0, L57, $Ultimate##0, $Ultimate##0]true [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] 251#[L39-1, $Ultimate##0, L57, $Ultimate##0, $Ultimate##0]true [2023-10-12 17:19:04,670 INFO L750 eck$LassoCheckResult]: Loop: 251#[L39-1, $Ultimate##0, L57, $Ultimate##0, $Ultimate##0]true [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] 254#[L25-1, $Ultimate##0, L57, $Ultimate##0, $Ultimate##0]true [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] 251#[L39-1, $Ultimate##0, L57, $Ultimate##0, $Ultimate##0]true [2023-10-12 17:19:04,670 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:19:04,671 INFO L85 PathProgramCache]: Analyzing trace with hash 129880932, now seen corresponding path program 1 times [2023-10-12 17:19:04,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:19:04,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679763442] [2023-10-12 17:19:04,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:19:04,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:19:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:04,674 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:19:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:04,676 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:19:04,677 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:19:04,677 INFO L85 PathProgramCache]: Analyzing trace with hash 5726, now seen corresponding path program 1 times [2023-10-12 17:19:04,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:19:04,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477463396] [2023-10-12 17:19:04,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:19:04,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:19:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:04,681 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:19:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:04,684 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:19:04,685 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:19:04,685 INFO L85 PathProgramCache]: Analyzing trace with hash 261528833, now seen corresponding path program 1 times [2023-10-12 17:19:04,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:19:04,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856195439] [2023-10-12 17:19:04,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:19:04,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:19:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:04,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:19:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:04,701 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:19:04,783 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:19:04,783 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:19:04,783 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:19:04,783 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:19:04,783 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:19:04,783 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:04,783 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:19:04,783 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:19:04,783 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration4_Lasso [2023-10-12 17:19:04,783 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:19:04,783 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:19:04,784 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 17:19:04,786 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 17:19:04,799 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 17:19:04,801 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 17:19:04,802 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 17:19:04,804 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 17:19:04,805 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 17:19:04,807 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 17:19:04,808 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 17:19:04,810 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 17:19:04,811 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 17:19:04,813 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 17:19:04,815 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 17:19:04,817 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 17:19:04,818 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 17:19:04,820 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 17:19:04,821 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 17:19:04,823 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 17:19:04,824 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 17:19:04,825 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 17:19:04,932 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:19:04,933 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:19:04,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:04,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:04,934 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 17:19:04,936 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 17:19:04,941 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 17:19:04,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:04,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:19:04,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:04,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:04,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:04,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:19:04,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:19:04,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:19:04,951 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 17:19:04,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:04,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:04,953 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 17:19:04,954 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 17:19:04,956 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 17:19:04,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:04,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:19:04,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:04,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:04,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:04,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:19:04,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:19:04,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:19:04,964 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-10-12 17:19:04,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:04,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:04,965 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 17:19:04,966 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 17:19:04,969 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 17:19:04,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:04,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:19:04,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:04,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:04,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:04,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:19:04,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:19:04,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:19:04,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-10-12 17:19:04,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:04,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:04,988 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 17:19:04,989 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 17:19:04,991 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 17:19:04,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:04,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:19:04,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:04,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:04,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:04,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:19:04,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:19:05,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:19:05,005 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 17:19:05,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:05,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:05,006 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 17:19:05,007 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 17:19:05,009 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 17:19:05,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:05,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:05,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:05,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:05,017 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:19:05,017 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:19:05,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:19:05,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-10-12 17:19:05,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:05,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:05,037 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 17:19:05,038 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 17:19:05,040 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 17:19:05,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:05,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:05,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:05,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:05,047 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:19:05,047 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:19:05,057 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:19:05,060 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-10-12 17:19:05,060 INFO L444 ModelExtractionUtils]: 7 out of 10 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-10-12 17:19:05,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:05,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:05,061 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 17:19:05,063 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 17:19:05,064 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:19:05,085 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:19:05,086 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:19:05,086 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 17:19:05,090 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 17:19:05,092 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:19:05,099 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:19:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:19:05,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:19:05,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:19:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:19:05,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:19:05,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:19:05,122 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 17:19:05,123 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 17:19:05,123 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. 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 17:19:05,240 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. 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 5 states and 592 transitions. [2023-10-12 17:19:05,241 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:19:10,125 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:19:10,125 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 17:19:10,126 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 17:19:10,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2023-10-12 17:19:10,126 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:19:10,127 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:19:10,127 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 7 letters. Loop has 2 letters. [2023-10-12 17:19:10,127 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:19:10,127 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 294 transitions. Stem has 5 letters. Loop has 4 letters. [2023-10-12 17:19:10,127 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:19:10,127 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 75 places, 456192 transitions, 4976640 flow [2023-10-12 17:19:15,169 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 Received shutdown request... [2023-10-12 17:21:46,988 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-10-12 17:21:47,161 WARN L144 chiPetriNetCegarLoop]: Unhandled de.uni_freiburg.informatik.ultimate.automata.AutomataOperationCanceledException: Timeout or canceled by user.occured during abstraction size reduction. Continuing with non-reduced net [2023-10-12 17:21:47,161 INFO L430 stractBuchiCegarLoop]: Abstraction has has 75 places, 456192 transitions, 4976640 flow [2023-10-12 17:21:47,161 INFO L337 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-10-12 17:21:47,161 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 75 places, 456192 transitions, 4976640 flow [2023-10-12 17:21:47,335 WARN L343 stractBuchiCegarLoop]: Verification cancelled [2023-10-12 17:21:47,340 INFO L201 PluginConnector]: Adding new model array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:21:47 BoogieIcfgContainer [2023-10-12 17:21:47,340 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:21:47,340 INFO L158 Benchmark]: Toolchain (without parser) took 212483.96ms. Allocated memory was 211.8MB in the beginning and 4.8GB in the end (delta: 4.6GB). Free memory was 169.0MB in the beginning and 3.3GB in the end (delta: -3.2GB). Peak memory consumption was 3.1GB. Max. memory is 8.0GB. [2023-10-12 17:21:47,340 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.59ms. Allocated memory is still 211.8MB. Free memory was 170.2MB in the beginning and 170.0MB in the end (delta: 161.3kB). There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:21:47,341 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.52ms. Allocated memory is still 211.8MB. Free memory was 168.9MB in the beginning and 167.1MB in the end (delta: 1.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-10-12 17:21:47,341 INFO L158 Benchmark]: Boogie Preprocessor took 14.77ms. Allocated memory is still 211.8MB. Free memory was 167.0MB in the beginning and 166.1MB in the end (delta: 905.9kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:21:47,341 INFO L158 Benchmark]: RCFGBuilder took 183.75ms. Allocated memory is still 211.8MB. Free memory was 165.9MB in the beginning and 156.3MB in the end (delta: 9.6MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-10-12 17:21:47,341 INFO L158 Benchmark]: BuchiAutomizer took 212252.23ms. Allocated memory was 211.8MB in the beginning and 4.8GB in the end (delta: 4.6GB). Free memory was 156.1MB in the beginning and 3.3GB in the end (delta: -3.2GB). Peak memory consumption was 3.1GB. Max. memory is 8.0GB. [2023-10-12 17:21:47,342 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 0.59ms. Allocated memory is still 211.8MB. Free memory was 170.2MB in the beginning and 170.0MB in the end (delta: 161.3kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.52ms. Allocated memory is still 211.8MB. Free memory was 168.9MB in the beginning and 167.1MB in the end (delta: 1.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.77ms. Allocated memory is still 211.8MB. Free memory was 167.0MB in the beginning and 166.1MB in the end (delta: 905.9kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 183.75ms. Allocated memory is still 211.8MB. Free memory was 165.9MB in the beginning and 156.3MB in the end (delta: 9.6MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 212252.23ms. Allocated memory was 211.8MB in the beginning and 4.8GB in the end (delta: 4.6GB). Free memory was 156.1MB in the beginning and 3.3GB in the end (delta: -3.2GB). Peak memory consumption was 3.1GB. 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) and one module whose termination is unknown.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. The remainder module has 4976640 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 212.1s and 5 iterations. TraceHistogramMax:0. Analysis of lassos took 2.2s. Construction of modules took 0.3s. Büchi inclusion checks took 5.6s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 774 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 770 mSDsluCounter, 520 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 156 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 688 IncrementalHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 364 mSDtfsCounter, 688 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: 31ms 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 - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Buchi Automizer is unable to decide termination: Timeout while executing PetriNetUnfolderBuchi. * 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: 52, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 52, dependent conditional: 0, dependent unconditional: 52, 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 could not prove your program: Timeout Completed graceful shutdown