/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/buchiAutomizer/concurrent-automaton-semanticLbe.epf -i ../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.omega-petrinet-638c691-m [2022-09-29 14:59:57,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 14:59:57,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 14:59:57,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 14:59:57,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 14:59:57,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 14:59:57,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 14:59:57,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 14:59:57,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 14:59:57,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 14:59:57,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 14:59:57,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 14:59:57,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 14:59:57,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 14:59:57,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 14:59:57,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 14:59:57,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 14:59:57,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 14:59:57,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 14:59:57,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 14:59:57,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 14:59:57,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 14:59:57,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 14:59:57,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 14:59:57,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-09-29 14:59:57,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 14:59:57,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 14:59:57,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 14:59:57,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf [2022-09-29 14:59:57,984 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 14:59:57,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 14:59:57,986 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 14:59:57,986 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 14:59:57,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 14:59:57,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 14:59:57,987 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 14:59:57,987 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-09-29 14:59:57,987 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-09-29 14:59:57,988 INFO L138 SettingsManager]: * Use old map elimination=false [2022-09-29 14:59:57,988 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-09-29 14:59:57,988 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-09-29 14:59:57,988 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-09-29 14:59:57,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 14:59:57,989 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 14:59:57,989 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-09-29 14:59:57,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 14:59:57,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 14:59:57,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 14:59:57,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-09-29 14:59:57,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-09-29 14:59:57,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-09-29 14:59:57,990 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 14:59:57,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 14:59:57,990 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-09-29 14:59:57,991 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 14:59:57,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-09-29 14:59:57,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 14:59:57,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 14:59:57,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 14:59:57,991 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 14:59:57,992 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-09-29 14:59:57,992 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 14:59:58,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 14:59:58,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 14:59:58,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 14:59:58,177 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 14:59:58,179 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 14:59:58,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log.bpl [2022-09-29 14:59:58,180 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log.bpl' [2022-09-29 14:59:58,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 14:59:58,207 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-29 14:59:58,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-29 14:59:58,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-29 14:59:58,208 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-29 14:59:58,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:59:58" (1/1) ... [2022-09-29 14:59:58,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:59:58" (1/1) ... [2022-09-29 14:59:58,234 INFO L137 Inliner]: procedures = 3, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2022-09-29 14:59:58,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-29 14:59:58,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 14:59:58,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 14:59:58,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 14:59:58,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:59:58" (1/1) ... [2022-09-29 14:59:58,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:59:58" (1/1) ... [2022-09-29 14:59:58,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:59:58" (1/1) ... [2022-09-29 14:59:58,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:59:58" (1/1) ... [2022-09-29 14:59:58,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:59:58" (1/1) ... [2022-09-29 14:59:58,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:59:58" (1/1) ... [2022-09-29 14:59:58,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:59:58" (1/1) ... [2022-09-29 14:59:58,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 14:59:58,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 14:59:58,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 14:59:58,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 14:59:58,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:59:58" (1/1) ... [2022-09-29 14:59:58,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 14:59:58,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 14:59:58,278 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) [2022-09-29 14:59:58,284 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 [2022-09-29 14:59:58,320 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-29 14:59:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 14:59:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 14:59:58,320 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2022-09-29 14:59:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2022-09-29 14:59:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2022-09-29 14:59:58,321 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-29 14:59:58,356 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 14:59:58,357 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 14:59:58,460 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 14:59:58,469 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 14:59:58,469 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-29 14:59:58,470 INFO L202 PluginConnector]: Adding new model array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:59:58 BoogieIcfgContainer [2022-09-29 14:59:58,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 14:59:58,471 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-09-29 14:59:58,471 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-09-29 14:59:58,476 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-09-29 14:59:58,477 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 14:59:58,477 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:59:58" (1/2) ... [2022-09-29 14:59:58,479 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3af90797 and model type array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.09 02:59:58, skipping insertion in model container [2022-09-29 14:59:58,480 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 14:59:58,480 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:59:58" (2/2) ... [2022-09-29 14:59:58,481 INFO L322 chiAutomizerObserver]: Analyzing ICFG array-sum-with-log.bpl [2022-09-29 14:59:58,563 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-09-29 14:59:58,607 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 44 places, 41 transitions, 98 flow [2022-09-29 14:59:58,631 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 14:59:58,633 INFO L123 PetriNetUnfolderBase]: 2/37 cut-off events. [2022-09-29 14:59:58,633 INFO L124 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2022-09-29 14:59:58,636 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 37 events. 2/37 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 74 event pairs, 0 based on Foata normal form. 0/34 useless extension candidates. Maximal degree in co-relation 33. Up to 2 conditions per place. [2022-09-29 14:59:58,637 INFO L82 GeneralOperation]: Start removeDead. Operand has 44 places, 41 transitions, 98 flow [2022-09-29 14:59:58,642 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 42 places, 37 transitions, 86 flow [2022-09-29 14:59:58,644 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-09-29 14:59:58,662 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 37 transitions, 86 flow [2022-09-29 14:59:58,665 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 37 transitions, 86 flow [2022-09-29 14:59:58,665 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 42 places, 37 transitions, 86 flow [2022-09-29 14:59:58,684 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 14:59:58,685 INFO L123 PetriNetUnfolderBase]: 2/37 cut-off events. [2022-09-29 14:59:58,685 INFO L124 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2022-09-29 14:59:58,685 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 37 events. 2/37 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 70 event pairs, 0 based on Foata normal form. 0/34 useless extension candidates. Maximal degree in co-relation 33. Up to 2 conditions per place. [2022-09-29 14:59:58,686 INFO L116 LiptonReduction]: Number of co-enabled transitions 510 [2022-09-29 14:59:59,165 INFO L131 LiptonReduction]: Checked pairs total: 449 [2022-09-29 14:59:59,165 INFO L133 LiptonReduction]: Total number of compositions: 23 [2022-09-29 14:59:59,179 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-09-29 14:59:59,179 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-09-29 14:59:59,179 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-09-29 14:59:59,179 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-09-29 14:59:59,179 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-09-29 14:59:59,179 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-09-29 14:59:59,179 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-09-29 14:59:59,179 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-09-29 14:59:59,181 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-09-29 14:59:59,209 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 16 [2022-09-29 14:59:59,209 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 14:59:59,209 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 14:59:59,213 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-09-29 14:59:59,213 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-09-29 14:59:59,213 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-09-29 14:59:59,214 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 27 states, but on-demand construction may add more states [2022-09-29 14:59:59,218 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 16 [2022-09-29 14:59:59,218 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 14:59:59,218 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 14:59:59,218 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-09-29 14:59:59,218 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-09-29 14:59:59,222 INFO L733 eck$LassoCheckResult]: Stem: 47#[ULTIMATE.startENTRY]don't care [86] ULTIMATE.startENTRY-->sumENTRY: 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] 50#[sumENTRY, L54]don't care [99] sumENTRY-->L39-1: Formula: (and (= |v_sumThread1of1ForFork0_i#1_23| 0) (= |v_sumThread1of1ForFork0_x#1_17| 0)) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_17|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_23|} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_i#1] 52#[L39-1, L54]don't care [2022-09-29 14:59:59,222 INFO L735 eck$LassoCheckResult]: Loop: 52#[L39-1, L54]don't care [114] L39-1-->L45-1: Formula: (and (= |v_sumThread1of1ForFork0_x#1_27| (+ |v_sumThread1of1ForFork0_x#1_28| (select v_A_14 |v_sumThread1of1ForFork0_i#1_36|))) (= (+ |v_sumThread1of1ForFork0_i#1_36| 1) |v_sumThread1of1ForFork0_i#1_35|) (< |v_sumThread1of1ForFork0_i#1_36| v_N_17) (= |v_sumThread1of1ForFork0_i#1_35| |v_sumThread1of1ForFork0_log_msg#1_39|) (= (store v_stdout_100 v_stdout_ptr_102 |v_sumThread1of1ForFork0_log_msg#1_39|) v_stdout_99) (= v_stdout_ptr_101 (+ v_stdout_ptr_102 1))) InVars {A=v_A_14, stdout=v_stdout_100, N=v_N_17, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_28|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_36|, stdout_ptr=v_stdout_ptr_102} OutVars{A=v_A_14, stdout=v_stdout_99, N=v_N_17, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_27|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_39|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_35|, stdout_ptr=v_stdout_ptr_101} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_log_msg#1, sumThread1of1ForFork0_i#1, stdout_ptr] 56#[L45-1, L54]don't care [110] L45-1-->L39-1: Formula: (and (= (store v_stdout_64 v_stdout_ptr_66 |v_sumThread1of1ForFork0_log_msg#1_27|) v_stdout_63) (= (+ v_stdout_ptr_66 1) v_stdout_ptr_65) (= |v_sumThread1of1ForFork0_x#1_23| |v_sumThread1of1ForFork0_log_msg#1_27|)) InVars {stdout=v_stdout_64, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_23|, stdout_ptr=v_stdout_ptr_66} OutVars{stdout=v_stdout_63, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_23|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_27|, stdout_ptr=v_stdout_ptr_65} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_log_msg#1, stdout_ptr] 52#[L39-1, L54]don't care [2022-09-29 14:59:59,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 14:59:59,225 INFO L85 PathProgramCache]: Analyzing trace with hash 3726, now seen corresponding path program 1 times [2022-09-29 14:59:59,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 14:59:59,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615160485] [2022-09-29 14:59:59,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 14:59:59,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 14:59:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 14:59:59,279 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 14:59:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 14:59:59,291 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 14:59:59,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 14:59:59,293 INFO L85 PathProgramCache]: Analyzing trace with hash 4605, now seen corresponding path program 1 times [2022-09-29 14:59:59,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 14:59:59,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676084427] [2022-09-29 14:59:59,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 14:59:59,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 14:59:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 14:59:59,304 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 14:59:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 14:59:59,317 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 14:59:59,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 14:59:59,328 INFO L85 PathProgramCache]: Analyzing trace with hash 3584330, now seen corresponding path program 1 times [2022-09-29 14:59:59,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 14:59:59,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230262003] [2022-09-29 14:59:59,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 14:59:59,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 14:59:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 14:59:59,339 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 14:59:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 14:59:59,365 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 14:59:59,466 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 14:59:59,467 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 14:59:59,467 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 14:59:59,467 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 14:59:59,467 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 14:59:59,467 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 14:59:59,467 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 14:59:59,467 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 14:59:59,467 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log.bpl_BEv2_Iteration1_Lasso [2022-09-29 14:59:59,467 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 14:59:59,468 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 14:59:59,477 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 14:59:59,540 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 14:59:59,615 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 14:59:59,617 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 14:59:59,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 14:59:59,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 14:59:59,643 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) [2022-09-29 14:59:59,671 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 [2022-09-29 14:59:59,672 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 [2022-09-29 14:59:59,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 14:59:59,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 14:59:59,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 14:59:59,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 14:59:59,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 14:59:59,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 14:59:59,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 14:59:59,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 14:59:59,723 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 [2022-09-29 14:59:59,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 14:59:59,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 14:59:59,725 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) [2022-09-29 14:59:59,726 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 [2022-09-29 14:59:59,740 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 [2022-09-29 14:59:59,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 14:59:59,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 14:59:59,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 14:59:59,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 14:59:59,752 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 14:59:59,752 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 14:59:59,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 14:59:59,786 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 [2022-09-29 14:59:59,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 14:59:59,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 14:59:59,788 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) [2022-09-29 14:59:59,804 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 [2022-09-29 14:59:59,804 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 [2022-09-29 14:59:59,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 14:59:59,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 14:59:59,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 14:59:59,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 14:59:59,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 14:59:59,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 14:59:59,843 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 14:59:59,863 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-09-29 14:59:59,863 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 14:59:59,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 14:59:59,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 14:59:59,884 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) [2022-09-29 14:59:59,885 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 [2022-09-29 14:59:59,886 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 14:59:59,903 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 14:59:59,903 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 14:59:59,904 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork0_i#1, N) = -1*sumThread1of1ForFork0_i#1 + 1*N Supporting invariants [] [2022-09-29 14:59:59,945 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 [2022-09-29 14:59:59,950 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 14:59:59,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 14:59:59,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 14:59:59,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 14:59:59,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 14:59:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 14:59:59,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 14:59:59,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:00,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 15:00:00,049 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 [2022-09-29 15:00:00,051 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 27 states, but on-demand construction may add more states Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:00:00,107 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 27 states, but on-demand construction may add more states. Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 70 states and 152 transitions. Complement of second has 4 states. [2022-09-29 15:00:00,109 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 [2022-09-29 15:00:00,112 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) [2022-09-29 15:00:00,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 27 transitions. [2022-09-29 15:00:00,115 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 2 letters. Loop has 2 letters. [2022-09-29 15:00:00,115 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:00,115 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 4 letters. Loop has 2 letters. [2022-09-29 15:00:00,115 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:00,116 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 2 letters. Loop has 4 letters. [2022-09-29 15:00:00,116 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:00,116 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 70 states and 152 transitions. [2022-09-29 15:00:00,124 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2022-09-29 15:00:00,128 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 70 states to 43 states and 96 transitions. [2022-09-29 15:00:00,129 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2022-09-29 15:00:00,129 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2022-09-29 15:00:00,129 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 96 transitions. [2022-09-29 15:00:00,129 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-09-29 15:00:00,129 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 96 transitions. [2022-09-29 15:00:00,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 96 transitions. [2022-09-29 15:00:00,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 34. [2022-09-29 15:00:00,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 2.323529411764706) internal successors, (79), 33 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:00:00,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 79 transitions. [2022-09-29 15:00:00,152 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 79 transitions. [2022-09-29 15:00:00,152 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 79 transitions. [2022-09-29 15:00:00,152 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-09-29 15:00:00,152 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 79 transitions. [2022-09-29 15:00:00,155 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2022-09-29 15:00:00,155 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:00,155 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:00,155 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-09-29 15:00:00,155 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-09-29 15:00:00,156 INFO L733 eck$LassoCheckResult]: Stem: 225#[ULTIMATE.startENTRY]don't care [86] ULTIMATE.startENTRY-->sumENTRY: 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] 227#[sumENTRY, L54]don't care [89] L54-->sumENTRY: 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] 233#[sumENTRY, L55, sumENTRY]don't care [100] sumENTRY-->L39-1: Formula: (and (= |v_sumThread1of1ForFork1_x#1_13| 0) (= |v_sumThread1of1ForFork1_i#1_23| 0)) InVars {} OutVars{sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_13|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_23|} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_i#1] 255#[L55, L39-1, sumENTRY]don't care [2022-09-29 15:00:00,156 INFO L735 eck$LassoCheckResult]: Loop: 255#[L55, L39-1, sumENTRY]don't care [113] L39-1-->L25-2: Formula: (and (= |v_sumThread1of1ForFork1_x#1_33| (+ (select v_A_12 |v_sumThread1of1ForFork1_i#1_36|) |v_sumThread1of1ForFork1_x#1_34|)) (= (+ |v_sumThread1of1ForFork1_i#1_36| 1) |v_sumThread1of1ForFork1_i#1_35|) (= (store v_stdout_84 v_stdout_ptr_86 |v_sumThread1of1ForFork1_i#1_35|) v_stdout_83) (= (+ v_stdout_ptr_86 1) v_stdout_ptr_85) (= |v_sumThread1of1ForFork1_x#1_33| |v_sumThread1of1ForFork1_log_msg#1_39|) (< |v_sumThread1of1ForFork1_i#1_36| v_N_15)) InVars {A=v_A_12, stdout=v_stdout_84, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_34|, N=v_N_15, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_36|, stdout_ptr=v_stdout_ptr_86} OutVars{A=v_A_12, stdout=v_stdout_83, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_33|, N=v_N_15, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_39|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_35|, stdout_ptr=v_stdout_ptr_85} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_log_msg#1, sumThread1of1ForFork1_i#1, stdout_ptr] 251#[L25-2, L55, sumENTRY]don't care [92] L25-2-->L39-1: Formula: (and (= (store v_stdout_20 v_stdout_ptr_22 |v_sumThread1of1ForFork1_log_msg#1_13|) v_stdout_19) (= (+ v_stdout_ptr_22 1) v_stdout_ptr_21)) InVars {stdout=v_stdout_20, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_13|, stdout_ptr=v_stdout_ptr_22} OutVars{stdout=v_stdout_19, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_13|, stdout_ptr=v_stdout_ptr_21} AuxVars[] AssignedVars[stdout, stdout_ptr] 255#[L55, L39-1, sumENTRY]don't care [2022-09-29 15:00:00,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:00,159 INFO L85 PathProgramCache]: Analyzing trace with hash 115296, now seen corresponding path program 1 times [2022-09-29 15:00:00,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:00,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129758229] [2022-09-29 15:00:00,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:00,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:00,164 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:00,166 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:00,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:00,167 INFO L85 PathProgramCache]: Analyzing trace with hash 4556, now seen corresponding path program 1 times [2022-09-29 15:00:00,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:00,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60810348] [2022-09-29 15:00:00,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:00,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:00,172 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:00,176 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:00,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:00,176 INFO L85 PathProgramCache]: Analyzing trace with hash 110803051, now seen corresponding path program 1 times [2022-09-29 15:00:00,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:00,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930793147] [2022-09-29 15:00:00,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:00,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:00,198 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:00,204 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:00,263 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:00:00,264 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:00:00,264 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:00:00,264 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:00:00,264 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:00:00,264 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,264 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:00:00,264 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:00:00,264 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log.bpl_BEv2_Iteration2_Lasso [2022-09-29 15:00:00,264 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:00:00,264 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:00:00,266 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:00:00,267 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:00:00,270 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:00:00,272 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:00:00,274 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:00:00,276 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:00:00,277 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:00:00,353 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:00:00,354 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:00:00,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:00,355 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) [2022-09-29 15:00:00,356 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 [2022-09-29 15:00:00,357 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 [2022-09-29 15:00:00,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:00,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:00,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:00,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:00,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:00,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:00,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:00,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:00,397 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 [2022-09-29 15:00:00,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:00,399 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) [2022-09-29 15:00:00,415 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 [2022-09-29 15:00:00,416 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 [2022-09-29 15:00:00,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:00,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:00,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:00,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:00,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:00,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:00,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:00,467 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 [2022-09-29 15:00:00,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:00,484 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) [2022-09-29 15:00:00,502 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 [2022-09-29 15:00:00,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:00,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:00,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:00,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:00,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:00,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:00,515 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 [2022-09-29 15:00:00,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:00,538 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 [2022-09-29 15:00:00,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:00,540 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) [2022-09-29 15:00:00,541 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 [2022-09-29 15:00:00,543 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 [2022-09-29 15:00:00,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:00,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:00,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:00,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:00,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:00,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:00,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:00,583 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 [2022-09-29 15:00:00,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:00,585 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) [2022-09-29 15:00:00,586 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 [2022-09-29 15:00:00,587 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 [2022-09-29 15:00:00,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:00,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:00,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:00,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:00,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:00,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:00,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:00,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:00,624 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 [2022-09-29 15:00:00,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:00,625 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) [2022-09-29 15:00:00,627 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 [2022-09-29 15:00:00,627 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 [2022-09-29 15:00:00,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:00,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:00,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:00,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:00,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:00,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:00,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:00,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:00,650 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 [2022-09-29 15:00:00,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:00,652 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) [2022-09-29 15:00:00,652 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 [2022-09-29 15:00:00,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:00:00,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:00,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:00,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:00,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:00,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:00,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:00,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:00,717 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 [2022-09-29 15:00:00,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:00,719 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) [2022-09-29 15:00:00,720 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 [2022-09-29 15:00:00,721 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 [2022-09-29 15:00:00,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:00,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:00,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:00,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:00,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:00,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:00,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:00,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:00,761 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 [2022-09-29 15:00:00,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:00,763 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) [2022-09-29 15:00:00,774 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 [2022-09-29 15:00:00,776 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 [2022-09-29 15:00:00,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:00,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:00,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:00,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:00,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:00,782 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:00,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:00,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:00,813 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-09-29 15:00:00,815 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-09-29 15:00:00,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:00,817 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) [2022-09-29 15:00:00,833 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 [2022-09-29 15:00:00,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:00,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:00,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:00,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:00,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:00,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:00,849 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 [2022-09-29 15:00:00,849 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:00:00,861 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:00:00,861 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 15:00:00,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:00,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:00,862 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) [2022-09-29 15:00:00,863 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 [2022-09-29 15:00:00,865 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:00:00,874 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:00:00,875 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:00:00,875 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, sumThread1of1ForFork1_i#1) = 1*N - 1*sumThread1of1ForFork1_i#1 Supporting invariants [] [2022-09-29 15:00:00,898 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 [2022-09-29 15:00:00,903 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 15:00:00,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:00,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:00:00,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:00,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:00:00,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:00,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 15:00:00,961 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 [2022-09-29 15:00:00,961 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 79 transitions. cyclomatic complexity: 53 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:00:00,988 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 79 transitions. cyclomatic complexity: 53. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 83 states and 193 transitions. Complement of second has 4 states. [2022-09-29 15:00:00,989 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 [2022-09-29 15:00:00,990 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) [2022-09-29 15:00:00,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 22 transitions. [2022-09-29 15:00:00,990 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 3 letters. Loop has 2 letters. [2022-09-29 15:00:00,990 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:00,990 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 5 letters. Loop has 2 letters. [2022-09-29 15:00:00,990 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:00,990 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 3 letters. Loop has 4 letters. [2022-09-29 15:00:00,991 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:00,991 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 193 transitions. [2022-09-29 15:00:00,992 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-09-29 15:00:00,992 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 0 states and 0 transitions. [2022-09-29 15:00:00,992 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-09-29 15:00:00,992 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-09-29 15:00:00,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-09-29 15:00:00,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-09-29 15:00:00,992 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-09-29 15:00:00,992 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-09-29 15:00:00,993 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-09-29 15:00:00,993 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-09-29 15:00:00,993 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-09-29 15:00:00,993 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-09-29 15:00:00,993 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-09-29 15:00:00,997 INFO L202 PluginConnector]: Adding new model array-sum-with-log.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.09 03:00:00 BoogieIcfgContainer [2022-09-29 15:00:00,997 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-09-29 15:00:00,998 INFO L158 Benchmark]: Toolchain (without parser) took 2791.02ms. Allocated memory is still 176.2MB. Free memory was 135.5MB in the beginning and 141.8MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 15:00:00,998 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 136.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 15:00:00,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.65ms. Allocated memory is still 176.2MB. Free memory was 135.4MB in the beginning and 133.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-29 15:00:00,998 INFO L158 Benchmark]: Boogie Preprocessor took 11.00ms. Allocated memory is still 176.2MB. Free memory was 133.5MB in the beginning and 132.6MB in the end (delta: 871.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-29 15:00:00,999 INFO L158 Benchmark]: RCFGBuilder took 222.81ms. Allocated memory is still 176.2MB. Free memory was 132.5MB in the beginning and 123.7MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-09-29 15:00:00,999 INFO L158 Benchmark]: BuchiAutomizer took 2526.02ms. Allocated memory is still 176.2MB. Free memory was 123.6MB in the beginning and 141.8MB in the end (delta: -18.2MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 15:00:01,000 INFO L339 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 0.12ms. Allocated memory is still 176.2MB. Free memory is still 136.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.65ms. Allocated memory is still 176.2MB. Free memory was 135.4MB in the beginning and 133.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 11.00ms. Allocated memory is still 176.2MB. Free memory was 133.5MB in the beginning and 132.6MB in the end (delta: 871.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 222.81ms. Allocated memory is still 176.2MB. Free memory was 132.5MB in the beginning and 123.7MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 2526.02ms. Allocated memory is still 176.2MB. Free memory was 123.6MB in the beginning and 141.8MB in the end (delta: -18.2MB). 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 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.4s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 9 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 1 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital48 mio100 ax100 hnf100 lsp87 ukn69 mio100 lsp41 div100 bol100 ite100 ukn100 eq216 hnf92 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 44ms VariablesStem: 1 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.5s, 42 PlacesBefore, 19 PlacesAfterwards, 37 TransitionsBefore, 14 TransitionsAfterwards, 510 CoEnabledTransitionPairs, 4 FixpointIterations, 1 TrivialSequentialCompositions, 22 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 23 TotalNumberOfCompositions, 449 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 386, positive: 373, positive conditional: 0, positive unconditional: 373, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 325, positive: 312, positive conditional: 0, positive unconditional: 312, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 325, positive: 312, positive conditional: 0, positive unconditional: 312, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 54, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 386, positive: 61, positive conditional: 0, positive unconditional: 61, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 325, unknown conditional: 0, unknown unconditional: 325] , Statistics on independence cache: Total cache size (in pairs): 21, Positive cache size: 17, Positive conditional cache size: 0, Positive unconditional cache size: 17, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4 RESULT: Ultimate proved your program to be correct! [2022-09-29 15:00:01,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-09-29 15:00:01,250 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...