/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_AUTOMATON -i ../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-3threads.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:12:13,285 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:12:13,363 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-10-12 17:12:13,395 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:12:13,395 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:12:13,396 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:12:13,397 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:12:13,397 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:12:13,398 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:12:13,401 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:12:13,401 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:12:13,402 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:12:13,402 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:12:13,403 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:12:13,403 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:12:13,403 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:12:13,404 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:12:13,404 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:12:13,404 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:12:13,404 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:12:13,404 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:12:13,405 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:12:13,405 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:12:13,405 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:12:13,405 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:12:13,405 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:12:13,406 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:12:13,406 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:12:13,406 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:12:13,406 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:12:13,407 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:12:13,407 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:12:13,407 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:12:13,409 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:12:13,409 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_AUTOMATON [2023-10-12 17:12:13,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:12:13,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:12:13,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:12:13,683 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:12:13,689 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:12:13,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-3threads.bpl [2023-10-12 17:12:13,691 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-3threads.bpl' [2023-10-12 17:12:13,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:12:13,726 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:12:13,728 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:12:13,728 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:12:13,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:12:13,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/1) ... [2023-10-12 17:12:13,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/1) ... [2023-10-12 17:12:13,760 INFO L138 Inliner]: procedures = 3, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2023-10-12 17:12:13,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:12:13,765 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:12:13,766 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:12:13,766 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:12:13,774 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/1) ... [2023-10-12 17:12:13,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/1) ... [2023-10-12 17:12:13,776 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/1) ... [2023-10-12 17:12:13,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/1) ... [2023-10-12 17:12:13,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/1) ... [2023-10-12 17:12:13,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/1) ... [2023-10-12 17:12:13,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/1) ... [2023-10-12 17:12:13,787 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/1) ... [2023-10-12 17:12:13,788 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:12:13,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:12:13,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:12:13,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:12:13,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/1) ... [2023-10-12 17:12:13,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:13,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:13,823 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:13,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-10-12 17:12:13,863 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:12:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:12:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:12:13,863 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2023-10-12 17:12:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2023-10-12 17:12:13,864 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2023-10-12 17:12:13,864 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-10-12 17:12:13,904 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:12:13,906 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:12:13,991 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:12:14,003 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:12:14,004 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:12:14,009 INFO L201 PluginConnector]: Adding new model array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:12:14 BoogieIcfgContainer [2023-10-12 17:12:14,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:12:14,010 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:12:14,010 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:12:14,016 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:12:14,016 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:12:14,016 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:12:13" (1/2) ... [2023-10-12 17:12:14,017 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@25ec9d5b and model type array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:12:14, skipping insertion in model container [2023-10-12 17:12:14,017 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:12:14,017 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:12:14" (2/2) ... [2023-10-12 17:12:14,019 INFO L332 chiAutomizerObserver]: Analyzing ICFG array-sum-with-log-3threads.bpl [2023-10-12 17:12:14,102 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-10-12 17:12:14,136 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 55 places, 51 transitions, 126 flow [2023-10-12 17:12:14,166 INFO L124 PetriNetUnfolderBase]: 3/45 cut-off events. [2023-10-12 17:12:14,166 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-10-12 17:12:14,171 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58 conditions, 45 events. 3/45 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 113 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 42. Up to 2 conditions per place. [2023-10-12 17:12:14,171 INFO L82 GeneralOperation]: Start removeDead. Operand has 55 places, 51 transitions, 126 flow [2023-10-12 17:12:14,182 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 52 places, 45 transitions, 108 flow [2023-10-12 17:12:14,186 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:12:14,199 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 45 transitions, 108 flow [2023-10-12 17:12:14,202 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 45 transitions, 108 flow [2023-10-12 17:12:14,203 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 52 places, 45 transitions, 108 flow [2023-10-12 17:12:14,215 INFO L124 PetriNetUnfolderBase]: 3/45 cut-off events. [2023-10-12 17:12:14,215 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-10-12 17:12:14,216 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58 conditions, 45 events. 3/45 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 113 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 42. Up to 2 conditions per place. [2023-10-12 17:12:14,217 INFO L119 LiptonReduction]: Number of co-enabled transitions 1008 [2023-10-12 17:12:14,927 INFO L134 LiptonReduction]: Checked pairs total: 851 [2023-10-12 17:12:14,927 INFO L136 LiptonReduction]: Total number of compositions: 25 [2023-10-12 17:12:14,946 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:12:14,946 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:12:14,946 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:12:14,947 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:12:14,947 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:12:14,947 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:12:14,947 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:12:14,947 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-10-12 17:12:14,950 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2023-10-12 17:12:15,003 INFO L131 ngComponentsAnalysis]: Automaton has 31 accepting balls. 84 [2023-10-12 17:12:15,003 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:15,004 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:15,009 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-10-12 17:12:15,009 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:15,009 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:12:15,009 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 107 states, but on-demand construction may add more states [2023-10-12 17:12:15,019 INFO L131 ngComponentsAnalysis]: Automaton has 31 accepting balls. 84 [2023-10-12 17:12:15,020 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:15,020 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:15,020 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-10-12 17:12:15,020 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:15,025 INFO L748 eck$LassoCheckResult]: Stem: 58#[$Ultimate##0]don't care [90] $Ultimate##0-->$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] 61#[$Ultimate##0, L54]don't care [104] $Ultimate##0-->L39-1: Formula: (and (= |v_sumThread1of1ForFork0_i#1_17| 0) (= |v_sumThread1of1ForFork0_x#1_13| 0)) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_13|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_17|} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_i#1] 63#[L54, L39-1]don't care [2023-10-12 17:12:15,025 INFO L750 eck$LassoCheckResult]: Loop: 63#[L54, L39-1]don't care [123] L39-1-->L25-1: Formula: (and (= (+ v_stdout_ptr_100 1) v_stdout_ptr_99) (= |v_sumThread1of1ForFork0_i#1_31| (+ |v_sumThread1of1ForFork0_i#1_32| 1)) (= (store v_stdout_98 v_stdout_ptr_100 |v_sumThread1of1ForFork0_log_msg#1_23|) v_stdout_97) (= (+ (select v_A_10 |v_sumThread1of1ForFork0_i#1_32|) |v_sumThread1of1ForFork0_x#1_22|) |v_sumThread1of1ForFork0_x#1_21|) (= |v_sumThread1of1ForFork0_i#1_31| |v_sumThread1of1ForFork0_log_msg#1_23|) (< |v_sumThread1of1ForFork0_i#1_32| v_N_17)) InVars {A=v_A_10, stdout=v_stdout_98, N=v_N_17, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_22|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_32|, stdout_ptr=v_stdout_ptr_100} OutVars{A=v_A_10, stdout=v_stdout_97, N=v_N_17, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_21|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_23|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_31|, stdout_ptr=v_stdout_ptr_99} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_log_msg#1, sumThread1of1ForFork0_i#1, stdout_ptr] 69#[L25-1, L54]don't care [119] L25-1-->L39-1: Formula: (and (= (+ v_stdout_ptr_66 1) v_stdout_ptr_65) (= (store v_stdout_64 v_stdout_ptr_66 |v_sumThread1of1ForFork0_log_msg#1_19|) v_stdout_63) (= |v_sumThread1of1ForFork0_x#1_19| |v_sumThread1of1ForFork0_log_msg#1_19|)) InVars {stdout=v_stdout_64, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_19|, stdout_ptr=v_stdout_ptr_66} OutVars{stdout=v_stdout_63, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_19|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_19|, stdout_ptr=v_stdout_ptr_65} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_log_msg#1, stdout_ptr] 63#[L54, L39-1]don't care [2023-10-12 17:12:15,029 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:15,029 INFO L85 PathProgramCache]: Analyzing trace with hash 3855, now seen corresponding path program 1 times [2023-10-12 17:12:15,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:15,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601389393] [2023-10-12 17:12:15,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:15,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:15,142 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:15,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:15,157 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:15,160 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:15,160 INFO L85 PathProgramCache]: Analyzing trace with hash 4893, now seen corresponding path program 1 times [2023-10-12 17:12:15,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:15,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367944599] [2023-10-12 17:12:15,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:15,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:15,180 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:15,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:15,194 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:15,194 INFO L85 PathProgramCache]: Analyzing trace with hash 3708587, now seen corresponding path program 1 times [2023-10-12 17:12:15,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:15,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187070854] [2023-10-12 17:12:15,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:15,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:15,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:15,219 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:15,227 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:15,343 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:15,344 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:15,344 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:15,344 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:15,344 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:15,344 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:15,344 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:15,344 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:15,344 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-3threads.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:12:15,344 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:15,345 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:15,354 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:15,368 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:15,477 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:15,481 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:15,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:15,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:15,489 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:15,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-10-12 17:12:15,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:15,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:15,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:15,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:15,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:15,517 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:15,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:15,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:15,535 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-10-12 17:12:15,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:15,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:15,541 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:15,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:15,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:15,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:15,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:15,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:15,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:15,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:15,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:15,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-10-12 17:12:15,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:15,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:15,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:15,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:15,580 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:15,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-10-12 17:12:15,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:15,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:15,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:15,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:15,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:15,602 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:15,602 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:15,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:15,625 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:15,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:15,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:15,628 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:15,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-10-12 17:12:15,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:15,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:15,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:15,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:15,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:15,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:15,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:15,665 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:15,674 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:12:15,674 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:12:15,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:15,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:15,681 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:15,725 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:15,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-10-12 17:12:15,743 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:15,743 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:15,744 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork0_i#1, N) = -1*sumThread1of1ForFork0_i#1 + 1*N Supporting invariants [] [2023-10-12 17:12:15,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:15,753 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:12:15,770 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:15,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:15,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:15,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:15,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:15,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:12:15,841 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-10-12 17:12:15,843 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 107 states, but on-demand construction may add more states Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:15,957 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 107 states, but on-demand construction may add more states. Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 294 states and 971 transitions. Complement of second has 4 states. [2023-10-12 17:12:15,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:12:15,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:15,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 43 transitions. [2023-10-12 17:12:15,966 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 43 transitions. Stem has 2 letters. Loop has 2 letters. [2023-10-12 17:12:15,966 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:15,966 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 43 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:12:15,966 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:15,967 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 43 transitions. Stem has 2 letters. Loop has 4 letters. [2023-10-12 17:12:15,967 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:15,967 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 294 states and 971 transitions. [2023-10-12 17:12:15,991 INFO L131 ngComponentsAnalysis]: Automaton has 30 accepting balls. 70 [2023-10-12 17:12:16,006 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 294 states to 234 states and 783 transitions. [2023-10-12 17:12:16,007 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2023-10-12 17:12:16,011 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 175 [2023-10-12 17:12:16,011 INFO L73 IsDeterministic]: Start isDeterministic. Operand 234 states and 783 transitions. [2023-10-12 17:12:16,012 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:12:16,012 INFO L219 hiAutomatonCegarLoop]: Abstraction has 234 states and 783 transitions. [2023-10-12 17:12:16,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states and 783 transitions. [2023-10-12 17:12:16,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 177. [2023-10-12 17:12:16,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 177 states have (on average 3.4915254237288136) internal successors, (618), 176 states have internal predecessors, (618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 618 transitions. [2023-10-12 17:12:16,049 INFO L241 hiAutomatonCegarLoop]: Abstraction has 177 states and 618 transitions. [2023-10-12 17:12:16,050 INFO L430 stractBuchiCegarLoop]: Abstraction has 177 states and 618 transitions. [2023-10-12 17:12:16,050 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:12:16,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 177 states and 618 transitions. [2023-10-12 17:12:16,054 INFO L131 ngComponentsAnalysis]: Automaton has 30 accepting balls. 70 [2023-10-12 17:12:16,055 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:16,055 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:16,055 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-10-12 17:12:16,055 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:16,056 INFO L748 eck$LassoCheckResult]: Stem: 808#[$Ultimate##0]don't care [90] $Ultimate##0-->$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] 810#[$Ultimate##0, L54]don't care [93] L54-->$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] 826#[$Ultimate##0, $Ultimate##0, L55]don't care [100] $Ultimate##0-->L39-1: Formula: (and (= |v_sumThread1of1ForFork1_x#1_13| 0) (= |v_sumThread1of1ForFork1_i#1_17| 0)) InVars {} OutVars{sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_13|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_17|} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_i#1] 774#[$Ultimate##0, L55, L39-1]don't care [2023-10-12 17:12:16,056 INFO L750 eck$LassoCheckResult]: Loop: 774#[$Ultimate##0, L55, L39-1]don't care [122] L39-1-->L25-1: Formula: (and (= (+ (select v_A_8 |v_sumThread1of1ForFork1_i#1_34|) |v_sumThread1of1ForFork1_x#1_26|) |v_sumThread1of1ForFork1_x#1_25|) (< |v_sumThread1of1ForFork1_i#1_34| v_N_15) (= |v_sumThread1of1ForFork1_i#1_33| |v_sumThread1of1ForFork1_log_msg#1_31|) (= v_stdout_ptr_95 (+ v_stdout_ptr_96 1)) (= (store v_stdout_94 v_stdout_ptr_96 |v_sumThread1of1ForFork1_log_msg#1_31|) v_stdout_93) (= |v_sumThread1of1ForFork1_i#1_33| (+ |v_sumThread1of1ForFork1_i#1_34| 1))) InVars {A=v_A_8, stdout=v_stdout_94, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_26|, N=v_N_15, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_34|, stdout_ptr=v_stdout_ptr_96} OutVars{A=v_A_8, stdout=v_stdout_93, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_25|, N=v_N_15, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_31|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_33|, stdout_ptr=v_stdout_ptr_95} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_log_msg#1, sumThread1of1ForFork1_i#1, stdout_ptr] 768#[$Ultimate##0, L25-1, L55]don't care [120] L25-1-->L39-1: Formula: (and (= (store v_stdout_74 v_stdout_ptr_76 |v_sumThread1of1ForFork1_log_msg#1_25|) v_stdout_73) (= v_stdout_ptr_75 (+ v_stdout_ptr_76 1)) (= |v_sumThread1of1ForFork1_x#1_23| |v_sumThread1of1ForFork1_log_msg#1_25|)) InVars {stdout=v_stdout_74, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_23|, stdout_ptr=v_stdout_ptr_76} OutVars{stdout=v_stdout_73, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_23|, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_25|, stdout_ptr=v_stdout_ptr_75} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_log_msg#1, stdout_ptr] 774#[$Ultimate##0, L55, L39-1]don't care [2023-10-12 17:12:16,057 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:16,057 INFO L85 PathProgramCache]: Analyzing trace with hash 119264, now seen corresponding path program 1 times [2023-10-12 17:12:16,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:16,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763353714] [2023-10-12 17:12:16,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:16,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,065 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,068 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:16,068 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:16,068 INFO L85 PathProgramCache]: Analyzing trace with hash 4863, now seen corresponding path program 1 times [2023-10-12 17:12:16,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:16,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401375061] [2023-10-12 17:12:16,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:16,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:16,085 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:16,086 INFO L85 PathProgramCache]: Analyzing trace with hash 114616606, now seen corresponding path program 1 times [2023-10-12 17:12:16,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:16,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430721367] [2023-10-12 17:12:16,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:16,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,100 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,123 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:16,211 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:16,211 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:16,211 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:16,211 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:16,212 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:16,212 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:16,214 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:16,214 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:16,215 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-3threads.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:12:16,215 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:16,215 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:16,217 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,238 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,240 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,243 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,245 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,248 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,251 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,331 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:16,331 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:16,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:16,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:16,332 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:16,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:16,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:16,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:16,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:16,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:16,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:16,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:16,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:16,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-10-12 17:12:16,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:16,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:16,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:16,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:16,374 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:16,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:16,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:16,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-10-12 17:12:16,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:16,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:16,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:16,398 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:16,398 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:16,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:16,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:16,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:16,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:16,422 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:16,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-10-12 17:12:16,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:16,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:16,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:16,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:16,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:16,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:16,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:16,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:16,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:16,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:16,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:16,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:16,498 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:16,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:16,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:16,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:16,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:16,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:16,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:16,513 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:16,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-10-12 17:12:16,533 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:16,537 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-10-12 17:12:16,537 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:12:16,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:16,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:16,541 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:16,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-10-12 17:12:16,542 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:16,564 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:16,564 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:16,564 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, sumThread1of1ForFork1_i#1) = 1*N - 1*sumThread1of1ForFork1_i#1 Supporting invariants [] [2023-10-12 17:12:16,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:16,573 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:12:16,584 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:16,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:16,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:16,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:16,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:16,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:12:16,620 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-10-12 17:12:16,620 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 177 states and 618 transitions. cyclomatic complexity: 483 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:16,685 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 177 states and 618 transitions. cyclomatic complexity: 483. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 544 states and 2026 transitions. Complement of second has 4 states. [2023-10-12 17:12:16,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:12:16,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:16,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 40 transitions. [2023-10-12 17:12:16,687 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 40 transitions. Stem has 3 letters. Loop has 2 letters. [2023-10-12 17:12:16,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:16,687 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 40 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:12:16,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:16,687 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 40 transitions. Stem has 3 letters. Loop has 4 letters. [2023-10-12 17:12:16,688 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:16,688 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 544 states and 2026 transitions. [2023-10-12 17:12:16,696 INFO L131 ngComponentsAnalysis]: Automaton has 21 accepting balls. 42 [2023-10-12 17:12:16,704 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 544 states to 397 states and 1471 transitions. [2023-10-12 17:12:16,704 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 133 [2023-10-12 17:12:16,706 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 188 [2023-10-12 17:12:16,706 INFO L73 IsDeterministic]: Start isDeterministic. Operand 397 states and 1471 transitions. [2023-10-12 17:12:16,706 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:12:16,706 INFO L219 hiAutomatonCegarLoop]: Abstraction has 397 states and 1471 transitions. [2023-10-12 17:12:16,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states and 1471 transitions. [2023-10-12 17:12:16,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 325. [2023-10-12 17:12:16,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 325 states have (on average 3.9107692307692306) internal successors, (1271), 324 states have internal predecessors, (1271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 1271 transitions. [2023-10-12 17:12:16,731 INFO L241 hiAutomatonCegarLoop]: Abstraction has 325 states and 1271 transitions. [2023-10-12 17:12:16,731 INFO L430 stractBuchiCegarLoop]: Abstraction has 325 states and 1271 transitions. [2023-10-12 17:12:16,731 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:12:16,731 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 325 states and 1271 transitions. [2023-10-12 17:12:16,735 INFO L131 ngComponentsAnalysis]: Automaton has 21 accepting balls. 42 [2023-10-12 17:12:16,735 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:12:16,735 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:12:16,735 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-10-12 17:12:16,735 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-10-12 17:12:16,736 INFO L748 eck$LassoCheckResult]: Stem: 1924#[$Ultimate##0]don't care [90] $Ultimate##0-->$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] 1702#[$Ultimate##0, L54]don't care [93] L54-->$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] 1706#[$Ultimate##0, $Ultimate##0, L55]don't care [96] L55-->$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] 1940#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L56]don't care [108] $Ultimate##0-->L39-1: Formula: (and (= |v_sumThread1of1ForFork2_x#1_17| 0) (= |v_sumThread1of1ForFork2_i#1_21| 0)) InVars {} OutVars{sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_17|, sumThread1of1ForFork2_i#1=|v_sumThread1of1ForFork2_i#1_21|} AuxVars[] AssignedVars[sumThread1of1ForFork2_x#1, sumThread1of1ForFork2_i#1] 1952#[$Ultimate##0, L39-1, $Ultimate##0, L56]don't care [2023-10-12 17:12:16,736 INFO L750 eck$LassoCheckResult]: Loop: 1952#[$Ultimate##0, L39-1, $Ultimate##0, L56]don't care [124] L39-1-->L25-2: Formula: (and (= |v_sumThread1of1ForFork2_i#1_31| (+ |v_sumThread1of1ForFork2_i#1_32| 1)) (= v_stdout_101 (store v_stdout_102 v_stdout_ptr_104 |v_sumThread1of1ForFork2_i#1_31|)) (< |v_sumThread1of1ForFork2_i#1_32| v_N_19) (= |v_sumThread1of1ForFork2_x#1_25| (+ (select v_A_12 |v_sumThread1of1ForFork2_i#1_32|) |v_sumThread1of1ForFork2_x#1_26|)) (= |v_sumThread1of1ForFork2_x#1_25| |v_sumThread1of1ForFork2_log_msg#1_33|) (= v_stdout_ptr_103 (+ v_stdout_ptr_104 1))) InVars {A=v_A_12, sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_26|, stdout=v_stdout_102, N=v_N_19, sumThread1of1ForFork2_i#1=|v_sumThread1of1ForFork2_i#1_32|, stdout_ptr=v_stdout_ptr_104} OutVars{A=v_A_12, sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_25|, stdout=v_stdout_101, N=v_N_19, sumThread1of1ForFork2_log_msg#1=|v_sumThread1of1ForFork2_log_msg#1_33|, sumThread1of1ForFork2_i#1=|v_sumThread1of1ForFork2_i#1_31|, stdout_ptr=v_stdout_ptr_103} AuxVars[] AssignedVars[sumThread1of1ForFork2_x#1, stdout, sumThread1of1ForFork2_log_msg#1, sumThread1of1ForFork2_i#1, stdout_ptr] 1946#[$Ultimate##0, L25-2, $Ultimate##0, L56]don't care [110] L25-2-->L39-1: Formula: (and (= v_stdout_ptr_33 (+ v_stdout_ptr_34 1)) (= (store v_stdout_32 v_stdout_ptr_34 |v_sumThread1of1ForFork2_log_msg#1_13|) v_stdout_31)) InVars {stdout=v_stdout_32, sumThread1of1ForFork2_log_msg#1=|v_sumThread1of1ForFork2_log_msg#1_13|, stdout_ptr=v_stdout_ptr_34} OutVars{stdout=v_stdout_31, sumThread1of1ForFork2_log_msg#1=|v_sumThread1of1ForFork2_log_msg#1_13|, stdout_ptr=v_stdout_ptr_33} AuxVars[] AssignedVars[stdout, stdout_ptr] 1952#[$Ultimate##0, L39-1, $Ultimate##0, L56]don't care [2023-10-12 17:12:16,736 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:16,737 INFO L85 PathProgramCache]: Analyzing trace with hash 3697168, now seen corresponding path program 1 times [2023-10-12 17:12:16,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:16,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114955388] [2023-10-12 17:12:16,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:16,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,744 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:16,744 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:16,744 INFO L85 PathProgramCache]: Analyzing trace with hash 4915, now seen corresponding path program 1 times [2023-10-12 17:12:16,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:16,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666125215] [2023-10-12 17:12:16,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:16,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,750 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,755 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:16,755 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:16,755 INFO L85 PathProgramCache]: Analyzing trace with hash -741984894, now seen corresponding path program 1 times [2023-10-12 17:12:16,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:12:16,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240150704] [2023-10-12 17:12:16,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:12:16,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:12:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,763 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:12:16,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:12:16,769 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:12:16,858 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:12:16,858 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:12:16,859 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:12:16,859 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:12:16,859 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:12:16,859 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:16,859 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:12:16,859 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:12:16,859 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-3threads.bpl_BEv2_Iteration3_Lasso [2023-10-12 17:12:16,859 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:12:16,859 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:12:16,863 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,865 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,868 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,871 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,873 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,876 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,878 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,881 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,903 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,907 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,911 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:16,913 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:12:17,025 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:12:17,026 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:12:17,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,027 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-10-12 17:12:17,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:17,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,041 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:17,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:17,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,049 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-10-12 17:12:17,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,073 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,073 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,097 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:17,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,114 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:17,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:17,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-10-12 17:12:17,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,138 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-10-12 17:12:17,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,150 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,150 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,164 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-10-12 17:12:17,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,176 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,176 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,199 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,217 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-10-12 17:12:17,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,242 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-10-12 17:12:17,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,264 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,264 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,284 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-10-12 17:12:17,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:17,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:17,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:17,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,312 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-10-12 17:12:17,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:12:17,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:12:17,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:12:17,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:12:17,327 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,328 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-10-12 17:12:17,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:12:17,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:12:17,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:12:17,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:12:17,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:12:17,340 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:12:17,340 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:12:17,367 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:12:17,373 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:12:17,373 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:12:17,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:12:17,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:12:17,381 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:12:17,386 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:12:17,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-10-12 17:12:17,394 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:12:17,395 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:12:17,395 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork2_i#1, N) = -1*sumThread1of1ForFork2_i#1 + 1*N Supporting invariants [] [2023-10-12 17:12:17,398 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-10-12 17:12:17,405 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:12:17,415 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:12:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:17,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:12:17,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:12:17,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:12:17,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:12:17,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:12:17,450 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-10-12 17:12:17,450 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 325 states and 1271 transitions. cyclomatic complexity: 1000 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:17,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-10-12 17:12:17,481 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 17:12:17,512 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 17:12:17,546 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 325 states and 1271 transitions. cyclomatic complexity: 1000. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 851 states and 3296 transitions. Complement of second has 4 states. [2023-10-12 17:12:17,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:12:17,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:12:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 38 transitions. [2023-10-12 17:12:17,549 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 38 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:12:17,549 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:17,549 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 38 transitions. Stem has 6 letters. Loop has 2 letters. [2023-10-12 17:12:17,549 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:17,550 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 38 transitions. Stem has 4 letters. Loop has 4 letters. [2023-10-12 17:12:17,550 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:12:17,550 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 851 states and 3296 transitions. [2023-10-12 17:12:17,563 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:12:17,563 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 851 states to 0 states and 0 transitions. [2023-10-12 17:12:17,563 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-10-12 17:12:17,563 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-10-12 17:12:17,563 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-10-12 17:12:17,563 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-10-12 17:12:17,564 INFO L219 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:17,564 INFO L241 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:17,564 INFO L430 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:12:17,564 INFO L337 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-10-12 17:12:17,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-10-12 17:12:17,564 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:12:17,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-10-12 17:12:17,574 INFO L201 PluginConnector]: Adding new model array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:12:17 BoogieIcfgContainer [2023-10-12 17:12:17,574 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:12:17,575 INFO L158 Benchmark]: Toolchain (without parser) took 3848.36ms. Allocated memory was 190.8MB in the beginning and 274.7MB in the end (delta: 83.9MB). Free memory was 144.7MB in the beginning and 227.9MB in the end (delta: -83.2MB). Peak memory consumption was 24.6kB. Max. memory is 8.0GB. [2023-10-12 17:12:17,576 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.35ms. Allocated memory is still 190.8MB. Free memory was 145.8MB in the beginning and 145.6MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:12:17,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.37ms. Allocated memory is still 190.8MB. Free memory was 144.5MB in the beginning and 142.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-10-12 17:12:17,582 INFO L158 Benchmark]: Boogie Preprocessor took 23.05ms. Allocated memory is still 190.8MB. Free memory was 142.6MB in the beginning and 141.6MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:12:17,584 INFO L158 Benchmark]: RCFGBuilder took 220.63ms. Allocated memory is still 190.8MB. Free memory was 141.6MB in the beginning and 132.3MB in the end (delta: 9.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-10-12 17:12:17,584 INFO L158 Benchmark]: BuchiAutomizer took 3563.95ms. Allocated memory was 190.8MB in the beginning and 274.7MB in the end (delta: 83.9MB). Free memory was 132.1MB in the beginning and 227.9MB in the end (delta: -95.8MB). There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:12:17,585 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 0.35ms. Allocated memory is still 190.8MB. Free memory was 145.8MB in the beginning and 145.6MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 33.37ms. Allocated memory is still 190.8MB. Free memory was 144.5MB in the beginning and 142.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.05ms. Allocated memory is still 190.8MB. Free memory was 142.6MB in the beginning and 141.6MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 220.63ms. Allocated memory is still 190.8MB. Free memory was 141.6MB in the beginning and 132.3MB in the end (delta: 9.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 3563.95ms. Allocated memory was 190.8MB in the beginning and 274.7MB in the end (delta: 83.9MB). Free memory was 132.1MB in the beginning and 227.9MB in the end (delta: -95.8MB). There was no memory consumed. 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 3 terminating modules (0 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.4s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.1s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 129 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 80 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 77 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 122 IncrementalHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 122 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital52 mio100 ax100 hnf100 lsp81 ukn73 mio100 lsp45 div100 bol100 ite100 ukn100 eq218 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 47ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.8s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.7s, 52 PlacesBefore, 27 PlacesAfterwards, 45 TransitionsBefore, 20 TransitionsAfterwards, 1008 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 24 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 25 TotalNumberOfCompositions, 851 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 754, independent: 742, independent conditional: 0, independent unconditional: 742, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 623, independent: 611, independent conditional: 0, independent unconditional: 611, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 623, independent: 611, independent conditional: 0, independent unconditional: 611, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 12, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 57, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 754, independent: 131, independent conditional: 0, independent unconditional: 131, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 623, unknown conditional: 0, unknown unconditional: 623] , Statistics on independence cache: Total cache size (in pairs): 63, Positive cache size: 57, Positive conditional cache size: 0, Positive unconditional cache size: 57, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2023-10-12 17:12:17,603 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...