/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-buchi-pn-semanticLbe.epf -i ../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-4threads.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.omega-petrinet-638c691-m [2022-09-29 15:02:42,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 15:02:42,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 15:02:42,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 15:02:42,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 15:02:42,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 15:02:42,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 15:02:42,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 15:02:42,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 15:02:42,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 15:02:42,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 15:02:42,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 15:02:42,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 15:02:42,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 15:02:42,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 15:02:42,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 15:02:42,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 15:02:42,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 15:02:42,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 15:02:42,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 15:02:42,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 15:02:42,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 15:02:42,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 15:02:42,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 15:02:42,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-29 15:02:42,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-29 15:02:42,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-29 15:02:42,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-29 15:02:42,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-29 15:02:42,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-29 15:02:42,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-29 15:02:42,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-29 15:02:42,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-29 15:02:42,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-29 15:02:42,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-29 15:02:42,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-29 15:02:42,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-29 15:02:42,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-29 15:02:42,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 15:02:42,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 15:02:42,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 15:02:42,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-buchi-pn-semanticLbe.epf [2022-09-29 15:02:42,183 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 15:02:42,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 15:02:42,184 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 15:02:42,185 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 15:02:42,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 15:02:42,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 15:02:42,186 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 15:02:42,186 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-09-29 15:02:42,186 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-09-29 15:02:42,186 INFO L138 SettingsManager]: * Use old map elimination=false [2022-09-29 15:02:42,187 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-09-29 15:02:42,187 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-09-29 15:02:42,187 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-09-29 15:02:42,187 INFO L138 SettingsManager]: * Automaton type for concurrent programs=BUCHI_PETRI_NET [2022-09-29 15:02:42,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 15:02:42,187 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 15:02:42,188 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-09-29 15:02:42,188 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 15:02:42,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 15:02:42,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 15:02:42,188 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-09-29 15:02:42,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-09-29 15:02:42,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-09-29 15:02:42,188 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 15:02:42,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 15:02:42,188 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-09-29 15:02:42,189 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 15:02:42,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-09-29 15:02:42,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 15:02:42,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 15:02:42,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 15:02:42,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 15:02:42,190 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-09-29 15:02:42,190 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 15:02:42,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 15:02:42,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 15:02:42,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 15:02:42,448 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 15:02:42,449 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 15:02:42,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-4threads.bpl [2022-09-29 15:02:42,450 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-4threads.bpl' [2022-09-29 15:02:42,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 15:02:42,472 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-29 15:02:42,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-29 15:02:42,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-29 15:02:42,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-29 15:02:42,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:42" (1/1) ... [2022-09-29 15:02:42,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:42" (1/1) ... [2022-09-29 15:02:42,504 INFO L137 Inliner]: procedures = 3, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2022-09-29 15:02:42,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-29 15:02:42,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 15:02:42,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 15:02:42,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 15:02:42,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:42" (1/1) ... [2022-09-29 15:02:42,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:42" (1/1) ... [2022-09-29 15:02:42,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:42" (1/1) ... [2022-09-29 15:02:42,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:42" (1/1) ... [2022-09-29 15:02:42,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:42" (1/1) ... [2022-09-29 15:02:42,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:42" (1/1) ... [2022-09-29 15:02:42,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:42" (1/1) ... [2022-09-29 15:02:42,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 15:02:42,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 15:02:42,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 15:02:42,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 15:02:42,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:42" (1/1) ... [2022-09-29 15:02:42,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:42,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:42,553 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 15:02:42,573 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 15:02:42,587 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-29 15:02:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 15:02:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 15:02:42,589 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2022-09-29 15:02:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2022-09-29 15:02:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2022-09-29 15:02:42,589 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 15:02:42,623 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 15:02:42,624 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 15:02:42,703 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 15:02:42,714 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 15:02:42,714 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-29 15:02:42,716 INFO L202 PluginConnector]: Adding new model array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:02:42 BoogieIcfgContainer [2022-09-29 15:02:42,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 15:02:42,717 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-09-29 15:02:42,717 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-09-29 15:02:42,720 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-09-29 15:02:42,720 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:02:42,720 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:42" (1/2) ... [2022-09-29 15:02:42,721 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61571afb and model type array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.09 03:02:42, skipping insertion in model container [2022-09-29 15:02:42,722 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:02:42,722 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log-4threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:02:42" (2/2) ... [2022-09-29 15:02:42,723 INFO L322 chiAutomizerObserver]: Analyzing ICFG array-sum-with-log-4threads.bpl [2022-09-29 15:02:42,836 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-09-29 15:02:42,885 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 84 places, 79 transitions, 190 flow [2022-09-29 15:02:42,917 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:02:42,917 INFO L123 PetriNetUnfolderBase]: 4/71 cut-off events. [2022-09-29 15:02:42,918 INFO L124 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2022-09-29 15:02:42,923 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 71 events. 4/71 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 232 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 69. Up to 2 conditions per place. [2022-09-29 15:02:42,923 INFO L82 GeneralOperation]: Start removeDead. Operand has 84 places, 79 transitions, 190 flow [2022-09-29 15:02:42,932 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 80 places, 71 transitions, 166 flow [2022-09-29 15:02:42,935 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-09-29 15:02:42,946 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 71 transitions, 166 flow [2022-09-29 15:02:42,949 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 71 transitions, 166 flow [2022-09-29 15:02:42,949 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 80 places, 71 transitions, 166 flow [2022-09-29 15:02:42,971 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:02:42,971 INFO L123 PetriNetUnfolderBase]: 4/71 cut-off events. [2022-09-29 15:02:42,972 INFO L124 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2022-09-29 15:02:42,973 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 71 events. 4/71 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 232 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 69. Up to 2 conditions per place. [2022-09-29 15:02:42,974 INFO L116 LiptonReduction]: Number of co-enabled transitions 3060 [2022-09-29 15:02:43,952 INFO L131 LiptonReduction]: Checked pairs total: 2632 [2022-09-29 15:02:43,952 INFO L133 LiptonReduction]: Total number of compositions: 45 [2022-09-29 15:02:43,965 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-09-29 15:02:43,966 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-09-29 15:02:43,966 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-09-29 15:02:43,966 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-09-29 15:02:43,966 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-09-29 15:02:43,966 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-09-29 15:02:43,966 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-09-29 15:02:43,966 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2022-09-29 15:02:43,967 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 35 places, 26 transitions, 76 flow [2022-09-29 15:02:43,972 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 35 places, 26 transitions, 76 flow [2022-09-29 15:02:43,975 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:43,975 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:02:43,975 INFO L123 PetriNetUnfolderBase]: 0/4 cut-off events. [2022-09-29 15:02:43,975 INFO L124 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2022-09-29 15:02:43,975 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:02:43,980 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-09-29 15:02:43,980 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 35 places, 26 transitions, 76 flow [2022-09-29 15:02:43,981 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 35 places, 26 transitions, 76 flow [2022-09-29 15:02:43,982 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:43,982 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:02:43,982 INFO L123 PetriNetUnfolderBase]: 0/4 cut-off events. [2022-09-29 15:02:43,982 INFO L124 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2022-09-29 15:02:43,982 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:02:43,987 INFO L733 eck$LassoCheckResult]: Stem: 88#[ULTIMATE.startENTRY]true [124] 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] 90#[L54, sumENTRY]true [152] sumENTRY-->L39-1: Formula: (and (= |v_sumThread1of1ForFork0_i#1_27| 0) (= |v_sumThread1of1ForFork0_x#1_17| 0)) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_17|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_27|} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_i#1] 92#[L54, L39-1]true [2022-09-29 15:02:43,987 INFO L735 eck$LassoCheckResult]: Loop: 92#[L54, L39-1]true [176] L39-1-->L45-1: Formula: (and (< |v_sumThread1of1ForFork0_i#1_38| v_N_25) (= |v_sumThread1of1ForFork0_i#1_37| |v_sumThread1of1ForFork0_log_msg#1_29|) (= |v_sumThread1of1ForFork0_i#1_37| (+ |v_sumThread1of1ForFork0_i#1_38| 1)) (= (+ v_stdout_ptr_124 1) v_stdout_ptr_123) (= |v_sumThread1of1ForFork0_x#1_25| (+ |v_sumThread1of1ForFork0_x#1_26| (select v_A_16 |v_sumThread1of1ForFork0_i#1_38|))) (= v_stdout_121 (store v_stdout_122 v_stdout_ptr_124 |v_sumThread1of1ForFork0_log_msg#1_29|))) InVars {A=v_A_16, stdout=v_stdout_122, N=v_N_25, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_26|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_38|, stdout_ptr=v_stdout_ptr_124} OutVars{A=v_A_16, stdout=v_stdout_121, N=v_N_25, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_25|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_29|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_37|, stdout_ptr=v_stdout_ptr_123} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_log_msg#1, sumThread1of1ForFork0_i#1, stdout_ptr] 95#[L54, L45-1]true [174] L45-1-->L39-1: Formula: (and (= v_stdout_ptr_109 (+ v_stdout_ptr_110 1)) (= |v_sumThread1of1ForFork0_x#1_23| |v_sumThread1of1ForFork0_log_msg#1_27|) (= v_stdout_107 (store v_stdout_108 v_stdout_ptr_110 |v_sumThread1of1ForFork0_log_msg#1_27|))) InVars {stdout=v_stdout_108, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_23|, stdout_ptr=v_stdout_ptr_110} OutVars{stdout=v_stdout_107, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_23|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_27|, stdout_ptr=v_stdout_ptr_109} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_log_msg#1, stdout_ptr] 92#[L54, L39-1]true [2022-09-29 15:02:43,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:43,992 INFO L85 PathProgramCache]: Analyzing trace with hash 4957, now seen corresponding path program 1 times [2022-09-29 15:02:43,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:43,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018277925] [2022-09-29 15:02:44,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:44,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,054 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:44,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:44,076 INFO L85 PathProgramCache]: Analyzing trace with hash 6591, now seen corresponding path program 1 times [2022-09-29 15:02:44,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:44,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966713188] [2022-09-29 15:02:44,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:44,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,103 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,123 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:44,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:44,126 INFO L85 PathProgramCache]: Analyzing trace with hash 4769307, now seen corresponding path program 1 times [2022-09-29 15:02:44,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:44,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800452792] [2022-09-29 15:02:44,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:44,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,137 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,148 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:44,292 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:02:44,293 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:02:44,293 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:02:44,293 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:02:44,293 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:02:44,293 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,293 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:02:44,293 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:02:44,293 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration1_Lasso [2022-09-29 15:02:44,293 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:02:44,293 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:02:44,303 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 15:02:44,331 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 15:02:44,390 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:02:44,393 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:02:44,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:44,403 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 15:02:44,411 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 15:02:44,412 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 15:02:44,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:44,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:44,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:44,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:44,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:44,432 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:44,447 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:02:44,482 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:02:44,482 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 15:02:44,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:44,495 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 15:02:44,499 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 15:02:44,499 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:02:44,510 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:02:44,511 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:02:44,512 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 15:02:44,536 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-09-29 15:02:44,541 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 15:02:44,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:44,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:02:44,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:44,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:02:44,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:44,657 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 15:02:44,688 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 15:02:44,690 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. 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 15:02:44,985 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. 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 6 states and 1099 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:02:44,988 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:02:44,991 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:02:44,995 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 15:02:45,001 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 15:02:45,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 366 transitions. [2022-09-29 15:02:45,009 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 366 transitions. Stem has 2 letters. Loop has 2 letters. [2022-09-29 15:02:45,010 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:45,010 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 366 transitions. Stem has 4 letters. Loop has 2 letters. [2022-09-29 15:02:45,010 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:45,010 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 366 transitions. Stem has 2 letters. Loop has 4 letters. [2022-09-29 15:02:45,010 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:45,011 INFO L428 stractBuchiCegarLoop]: Abstraction has has 47 places, 446 transitions, 2198 flow [2022-09-29 15:02:45,011 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-09-29 15:02:45,011 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 47 places, 446 transitions, 2198 flow [2022-09-29 15:02:45,021 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 47 places, 446 transitions, 2198 flow [2022-09-29 15:02:45,028 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:45,028 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:02:45,028 INFO L123 PetriNetUnfolderBase]: 21/40 cut-off events. [2022-09-29 15:02:45,028 INFO L124 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2022-09-29 15:02:45,028 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:02:45,029 INFO L733 eck$LassoCheckResult]: Stem: 88#[ULTIMATE.startENTRY]true [124] 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] 90#[L54, sumENTRY]true [127] 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] 149#[sumENTRY, sumENTRY, L55]true [156] sumENTRY-->L39-1: Formula: (and (= |v_sumThread1of1ForFork1_x#1_17| 0) (= |v_sumThread1of1ForFork1_i#1_23| 0)) InVars {} OutVars{sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_17|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_23|} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_i#1] 151#[sumENTRY, L39-1, L55]true [2022-09-29 15:02:45,029 INFO L735 eck$LassoCheckResult]: Loop: 151#[sumENTRY, L39-1, L55]true [182] L39-1-->L25-2: Formula: (and (= (store v_stdout_190 v_stdout_ptr_192 |v_sumThread1of1ForFork1_i#1_45|) v_stdout_189) (< |v_sumThread1of1ForFork1_i#1_46| v_N_37) (= (+ (select v_A_28 |v_sumThread1of1ForFork1_i#1_46|) |v_sumThread1of1ForFork1_x#1_26|) |v_sumThread1of1ForFork1_x#1_25|) (= |v_sumThread1of1ForFork1_x#1_25| |v_sumThread1of1ForFork1_log_msg#1_37|) (= (+ v_stdout_ptr_192 1) v_stdout_ptr_191) (= (+ |v_sumThread1of1ForFork1_i#1_46| 1) |v_sumThread1of1ForFork1_i#1_45|)) InVars {A=v_A_28, stdout=v_stdout_190, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_26|, N=v_N_37, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_46|, stdout_ptr=v_stdout_ptr_192} OutVars{A=v_A_28, stdout=v_stdout_189, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_25|, N=v_N_37, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_37|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_45|, stdout_ptr=v_stdout_ptr_191} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_log_msg#1, sumThread1of1ForFork1_i#1, stdout_ptr] 154#[sumENTRY, L25-2, L55]true [153] L25-2-->L39-1: Formula: (and (= (+ v_stdout_ptr_38 1) v_stdout_ptr_37) (= (store v_stdout_36 v_stdout_ptr_38 |v_sumThread1of1ForFork1_log_msg#1_15|) v_stdout_35)) InVars {stdout=v_stdout_36, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_15|, stdout_ptr=v_stdout_ptr_38} OutVars{stdout=v_stdout_35, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_15|, stdout_ptr=v_stdout_ptr_37} AuxVars[] AssignedVars[stdout, stdout_ptr] 151#[sumENTRY, L39-1, L55]true [2022-09-29 15:02:45,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:45,030 INFO L85 PathProgramCache]: Analyzing trace with hash 153048, now seen corresponding path program 1 times [2022-09-29 15:02:45,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:45,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137258251] [2022-09-29 15:02:45,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:45,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:45,042 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:45,050 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:45,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:45,053 INFO L85 PathProgramCache]: Analyzing trace with hash 6756, now seen corresponding path program 1 times [2022-09-29 15:02:45,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:45,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112881430] [2022-09-29 15:02:45,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:45,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:45,077 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:45,082 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:45,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:45,088 INFO L85 PathProgramCache]: Analyzing trace with hash 147084923, now seen corresponding path program 1 times [2022-09-29 15:02:45,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:45,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762883884] [2022-09-29 15:02:45,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:45,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:45,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:45,098 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:45,105 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:45,163 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:02:45,164 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:02:45,164 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:02:45,164 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:02:45,164 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:02:45,164 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,164 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:02:45,164 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:02:45,164 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration2_Lasso [2022-09-29 15:02:45,165 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:02:45,165 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:02:45,166 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 15:02:45,184 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 15:02:45,186 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 15:02:45,188 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 15:02:45,190 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 15:02:45,193 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 15:02:45,194 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 15:02:45,283 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:02:45,283 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:02:45,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,288 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 15:02:45,297 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 15:02:45,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:45,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,306 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:45,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:45,308 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 15:02:45,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:45,326 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 15:02:45,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,328 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 15:02:45,329 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 15:02:45,331 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 15:02:45,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:45,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:45,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:45,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:45,375 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 [2022-09-29 15:02:45,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,377 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 15:02:45,378 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 15:02:45,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:02:45,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:45,397 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:45,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:45,448 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 15:02:45,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,451 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 15:02:45,458 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 15:02:45,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:45,469 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:45,474 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 15:02:45,491 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:02:45,497 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-09-29 15:02:45,497 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 15:02:45,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,546 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 15:02:45,547 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 15:02:45,550 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:02:45,569 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:02:45,569 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:02:45,570 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 15:02:45,594 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 15:02:45,599 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 15:02:45,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:45,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:02:45,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:45,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:02:45,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:45,656 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 15:02:45,657 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 15:02:45,657 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. 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 15:02:45,838 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. 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 6 states and 1102 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:02:45,838 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:02:45,890 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:02:45,891 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 15:02:45,892 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 15:02:45,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 366 transitions. [2022-09-29 15:02:45,895 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 366 transitions. Stem has 3 letters. Loop has 2 letters. [2022-09-29 15:02:45,895 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:45,895 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 366 transitions. Stem has 5 letters. Loop has 2 letters. [2022-09-29 15:02:45,895 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:45,895 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 366 transitions. Stem has 3 letters. Loop has 4 letters. [2022-09-29 15:02:45,896 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:45,896 INFO L428 stractBuchiCegarLoop]: Abstraction has has 59 places, 7632 transitions, 52920 flow [2022-09-29 15:02:45,896 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-09-29 15:02:45,896 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 59 places, 7632 transitions, 52920 flow [2022-09-29 15:02:45,983 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 59 places, 7632 transitions, 52920 flow [2022-09-29 15:02:46,000 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:46,000 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:02:46,000 INFO L123 PetriNetUnfolderBase]: 159/235 cut-off events. [2022-09-29 15:02:46,000 INFO L124 PetriNetUnfolderBase]: For 38/38 co-relation queries the response was YES. [2022-09-29 15:02:46,000 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:02:46,001 INFO L733 eck$LassoCheckResult]: Stem: 88#[ULTIMATE.startENTRY]true [124] 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] 90#[L54, sumENTRY]true [152] sumENTRY-->L39-1: Formula: (and (= |v_sumThread1of1ForFork0_i#1_27| 0) (= |v_sumThread1of1ForFork0_x#1_17| 0)) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_17|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_27|} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_i#1] 92#[L54, L39-1]true [127] 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] 206#[sumENTRY, L55, L39-1]true [2022-09-29 15:02:46,001 INFO L735 eck$LassoCheckResult]: Loop: 206#[sumENTRY, L55, L39-1]true [176] L39-1-->L45-1: Formula: (and (< |v_sumThread1of1ForFork0_i#1_38| v_N_25) (= |v_sumThread1of1ForFork0_i#1_37| |v_sumThread1of1ForFork0_log_msg#1_29|) (= |v_sumThread1of1ForFork0_i#1_37| (+ |v_sumThread1of1ForFork0_i#1_38| 1)) (= (+ v_stdout_ptr_124 1) v_stdout_ptr_123) (= |v_sumThread1of1ForFork0_x#1_25| (+ |v_sumThread1of1ForFork0_x#1_26| (select v_A_16 |v_sumThread1of1ForFork0_i#1_38|))) (= v_stdout_121 (store v_stdout_122 v_stdout_ptr_124 |v_sumThread1of1ForFork0_log_msg#1_29|))) InVars {A=v_A_16, stdout=v_stdout_122, N=v_N_25, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_26|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_38|, stdout_ptr=v_stdout_ptr_124} OutVars{A=v_A_16, stdout=v_stdout_121, N=v_N_25, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_25|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_29|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_37|, stdout_ptr=v_stdout_ptr_123} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_log_msg#1, sumThread1of1ForFork0_i#1, stdout_ptr] 209#[L45-1, sumENTRY, L55]true [174] L45-1-->L39-1: Formula: (and (= v_stdout_ptr_109 (+ v_stdout_ptr_110 1)) (= |v_sumThread1of1ForFork0_x#1_23| |v_sumThread1of1ForFork0_log_msg#1_27|) (= v_stdout_107 (store v_stdout_108 v_stdout_ptr_110 |v_sumThread1of1ForFork0_log_msg#1_27|))) InVars {stdout=v_stdout_108, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_23|, stdout_ptr=v_stdout_ptr_110} OutVars{stdout=v_stdout_107, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_23|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_27|, stdout_ptr=v_stdout_ptr_109} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_log_msg#1, stdout_ptr] 206#[sumENTRY, L55, L39-1]true [2022-09-29 15:02:46,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:46,002 INFO L85 PathProgramCache]: Analyzing trace with hash 153794, now seen corresponding path program 1 times [2022-09-29 15:02:46,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:46,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059817143] [2022-09-29 15:02:46,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:46,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:46,006 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:46,009 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:46,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:46,009 INFO L85 PathProgramCache]: Analyzing trace with hash 6591, now seen corresponding path program 2 times [2022-09-29 15:02:46,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:46,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667481850] [2022-09-29 15:02:46,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:46,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:46,016 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:46,022 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:46,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:46,022 INFO L85 PathProgramCache]: Analyzing trace with hash 147801664, now seen corresponding path program 1 times [2022-09-29 15:02:46,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:46,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833417851] [2022-09-29 15:02:46,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:46,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:46,029 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:46,034 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:46,094 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:02:46,094 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:02:46,095 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:02:46,095 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:02:46,095 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:02:46,095 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:46,095 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:02:46,095 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:02:46,095 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration3_Lasso [2022-09-29 15:02:46,095 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:02:46,095 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:02:46,096 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 15:02:46,098 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 15:02:46,101 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 15:02:46,103 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 15:02:46,106 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 15:02:46,108 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 15:02:46,125 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 15:02:46,202 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:02:46,202 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:02:46,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:46,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:46,208 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 15:02:46,209 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 15:02:46,211 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 15:02:46,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:46,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:46,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:46,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:46,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:46,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:46,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:46,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:46,258 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 15:02:46,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:46,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:46,260 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 15:02:46,262 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 15:02:46,264 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 15:02:46,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:46,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:46,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:46,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:46,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:46,274 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:46,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:46,315 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 15:02:46,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:46,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:46,317 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 15:02:46,319 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 15:02:46,320 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 15:02:46,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:46,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:46,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:46,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:46,330 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:46,330 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:46,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:46,369 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 15:02:46,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:46,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:46,372 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 15:02:46,380 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 15:02:46,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:46,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:46,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:46,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:46,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:46,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:46,394 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 15:02:46,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:46,427 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 15:02:46,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:46,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:46,429 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 15:02:46,449 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 15:02:46,461 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 15:02:46,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:46,472 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 15:02:46,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:46,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:46,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:46,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:46,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:46,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:46,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:46,496 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 15:02:46,519 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 15:02:46,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:46,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:46,521 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 15:02:46,522 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 15:02:46,523 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 15:02:46,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:46,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:46,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:46,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:46,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:46,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:46,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:46,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:46,571 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 [2022-09-29 15:02:46,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:46,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:46,573 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 15:02:46,578 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 15:02:46,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:46,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:46,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:46,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:46,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:46,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:46,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:46,588 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 15:02:46,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:46,622 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 15:02:46,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:46,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:46,624 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 15:02:46,627 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 15:02:46,667 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 15:02:46,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:46,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:46,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:46,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:46,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:46,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:46,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:46,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:46,691 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 [2022-09-29 15:02:46,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:46,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:46,693 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) [2022-09-29 15:02:46,693 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 [2022-09-29 15:02:46,695 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 15:02:46,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:46,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:46,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:46,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:46,705 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:46,705 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:46,713 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:02:46,725 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:02:46,725 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 15:02:46,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:46,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:46,726 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) [2022-09-29 15:02:46,730 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 [2022-09-29 15:02:46,731 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:02:46,752 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:02:46,752 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:02:46,752 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, sumThread1of1ForFork0_i#1) = 1*N - 1*sumThread1of1ForFork0_i#1 Supporting invariants [] [2022-09-29 15:02:46,778 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 [2022-09-29 15:02:46,781 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 15:02:46,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:46,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:02:46,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:46,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:02:46,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:46,827 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 15:02:46,827 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 15:02:46,827 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. 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 15:02:46,998 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. 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 6 states and 1099 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:02:46,999 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:02:47,631 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 [2022-09-29 15:02:48,997 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:02:48,998 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 15:02:48,999 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 15:02:49,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 366 transitions. [2022-09-29 15:02:49,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 366 transitions. Stem has 3 letters. Loop has 2 letters. [2022-09-29 15:02:49,001 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:49,001 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 366 transitions. Stem has 5 letters. Loop has 2 letters. [2022-09-29 15:02:49,001 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:49,001 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 366 transitions. Stem has 3 letters. Loop has 4 letters. [2022-09-29 15:02:49,001 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:49,001 INFO L428 stractBuchiCegarLoop]: Abstraction has has 71 places, 133056 transitions, 1186272 flow [2022-09-29 15:02:49,001 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-09-29 15:02:49,001 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 71 places, 133056 transitions, 1186272 flow [2022-09-29 15:02:50,145 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 71 places, 133056 transitions, 1186272 flow [2022-09-29 15:02:51,958 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:52,963 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 71 places, 133056 transitions, 1186272 flow [2022-09-29 15:02:54,437 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:55,749 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 71 places, 133056 transitions, 1186272 flow [2022-09-29 15:02:57,630 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:57,630 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:02:57,630 INFO L123 PetriNetUnfolderBase]: 895/1122 cut-off events. [2022-09-29 15:02:57,630 INFO L124 PetriNetUnfolderBase]: For 106/106 co-relation queries the response was YES. [2022-09-29 15:02:57,630 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:02:57,631 INFO L733 eck$LassoCheckResult]: Stem: 88#[ULTIMATE.startENTRY]true [124] 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] 90#[L54, sumENTRY]true [127] 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] 149#[sumENTRY, sumENTRY, L55]true [156] sumENTRY-->L39-1: Formula: (and (= |v_sumThread1of1ForFork1_x#1_17| 0) (= |v_sumThread1of1ForFork1_i#1_23| 0)) InVars {} OutVars{sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_17|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_23|} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_i#1] 151#[sumENTRY, L39-1, L55]true [130] L55-->sumENTRY: 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] 262#[sumENTRY, sumENTRY, L56, L39-1]true [2022-09-29 15:02:57,631 INFO L735 eck$LassoCheckResult]: Loop: 262#[sumENTRY, sumENTRY, L56, L39-1]true [182] L39-1-->L25-2: Formula: (and (= (store v_stdout_190 v_stdout_ptr_192 |v_sumThread1of1ForFork1_i#1_45|) v_stdout_189) (< |v_sumThread1of1ForFork1_i#1_46| v_N_37) (= (+ (select v_A_28 |v_sumThread1of1ForFork1_i#1_46|) |v_sumThread1of1ForFork1_x#1_26|) |v_sumThread1of1ForFork1_x#1_25|) (= |v_sumThread1of1ForFork1_x#1_25| |v_sumThread1of1ForFork1_log_msg#1_37|) (= (+ v_stdout_ptr_192 1) v_stdout_ptr_191) (= (+ |v_sumThread1of1ForFork1_i#1_46| 1) |v_sumThread1of1ForFork1_i#1_45|)) InVars {A=v_A_28, stdout=v_stdout_190, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_26|, N=v_N_37, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_46|, stdout_ptr=v_stdout_ptr_192} OutVars{A=v_A_28, stdout=v_stdout_189, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_25|, N=v_N_37, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_37|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_45|, stdout_ptr=v_stdout_ptr_191} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_log_msg#1, sumThread1of1ForFork1_i#1, stdout_ptr] 265#[sumENTRY, sumENTRY, L56, L25-2]true [153] L25-2-->L39-1: Formula: (and (= (+ v_stdout_ptr_38 1) v_stdout_ptr_37) (= (store v_stdout_36 v_stdout_ptr_38 |v_sumThread1of1ForFork1_log_msg#1_15|) v_stdout_35)) InVars {stdout=v_stdout_36, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_15|, stdout_ptr=v_stdout_ptr_38} OutVars{stdout=v_stdout_35, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_15|, stdout_ptr=v_stdout_ptr_37} AuxVars[] AssignedVars[stdout, stdout_ptr] 262#[sumENTRY, sumENTRY, L56, L39-1]true [2022-09-29 15:02:57,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:57,631 INFO L85 PathProgramCache]: Analyzing trace with hash 4744618, now seen corresponding path program 1 times [2022-09-29 15:02:57,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:57,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420951773] [2022-09-29 15:02:57,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:57,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:57,635 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:57,638 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:57,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:57,639 INFO L85 PathProgramCache]: Analyzing trace with hash 6756, now seen corresponding path program 2 times [2022-09-29 15:02:57,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:57,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323888731] [2022-09-29 15:02:57,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:57,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:57,647 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:57,651 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:57,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:57,651 INFO L85 PathProgramCache]: Analyzing trace with hash 264616397, now seen corresponding path program 1 times [2022-09-29 15:02:57,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:57,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798630664] [2022-09-29 15:02:57,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:57,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:57,657 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:57,666 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:57,742 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:02:57,742 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:02:57,742 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:02:57,742 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:02:57,742 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:02:57,742 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:57,742 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:02:57,742 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:02:57,742 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-4threads.bpl_BEv2_Iteration4_Lasso [2022-09-29 15:02:57,742 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:02:57,742 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:02:57,744 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 15:02:57,747 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 15:02:57,748 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 15:02:57,751 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 15:02:57,753 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 15:02:57,755 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 15:02:57,757 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 15:02:57,759 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 15:02:57,776 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 15:02:57,778 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 15:02:57,781 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 15:02:57,783 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 15:02:57,785 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 15:02:57,880 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:02:57,880 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:02:57,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:57,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:57,883 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) [2022-09-29 15:02:57,884 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 [2022-09-29 15:02:57,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:02:57,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:57,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:57,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:57,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:57,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:57,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:57,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:57,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:57,932 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 [2022-09-29 15:02:57,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:57,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:57,937 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) [2022-09-29 15:02:57,946 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 15:02:57,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:57,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:57,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:57,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:57,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:57,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:57,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:57,956 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 [2022-09-29 15:02:57,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:57,971 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 [2022-09-29 15:02:57,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:57,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:57,973 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) [2022-09-29 15:02:57,974 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 [2022-09-29 15:02:57,975 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 15:02:57,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:57,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:57,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:57,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:57,983 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:57,983 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:58,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:58,031 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-09-29 15:02:58,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:58,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:58,033 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) [2022-09-29 15:02:58,035 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 [2022-09-29 15:02:58,036 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 15:02:58,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:58,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:58,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:58,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:58,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:58,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:58,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:58,091 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 [2022-09-29 15:02:58,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:58,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:58,094 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:02:58,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-09-29 15:02:58,097 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 15:02:58,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:58,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:58,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:58,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:58,106 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:58,107 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:58,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:58,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-09-29 15:02:58,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:58,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:58,148 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:02:58,151 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 15:02:58,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:58,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:58,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:58,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:58,161 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:58,161 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:58,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-09-29 15:02:58,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:58,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-09-29 15:02:58,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:58,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:58,181 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:02:58,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-09-29 15:02:58,183 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 15:02:58,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:58,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:58,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:58,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:58,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:58,190 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:58,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:58,233 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-09-29 15:02:58,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:58,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:58,234 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:02:58,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-09-29 15:02:58,236 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 15:02:58,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:58,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:58,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:58,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:58,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:58,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:58,267 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:02:58,275 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-09-29 15:02:58,275 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 15:02:58,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:58,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:58,277 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:02:58,285 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:02:58,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-09-29 15:02:58,292 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:02:58,293 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:02:58,293 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork1_i#1, N) = -1*sumThread1of1ForFork1_i#1 + 1*N Supporting invariants [] [2022-09-29 15:02:58,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-09-29 15:02:58,325 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 15:02:58,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:58,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:02:58,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:58,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:02:58,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:58,365 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 15:02:58,365 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 15:02:58,365 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. 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) [2022-09-29 15:02:58,532 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. 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 6 states and 1102 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:02:58,532 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:02:58,859 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 Received shutdown request... [2022-09-29 15:05:24,343 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-29 15:05:26,895 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 Cannot interrupt operation gracefully because timeout expired. Forcing shutdown