/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-3threads.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.omega-petrinet-638c691-m [2022-09-29 15:02:41,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 15:02:41,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 15:02:41,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 15:02:41,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 15:02:41,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 15:02:41,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 15:02:41,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 15:02:41,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 15:02:41,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 15:02:41,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 15:02:41,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 15:02:41,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 15:02:41,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 15:02:41,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 15:02:41,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 15:02:41,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 15:02:41,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 15:02:41,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 15:02:41,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 15:02:41,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 15:02:41,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 15:02:41,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 15:02:41,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 15:02:41,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-29 15:02:41,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-29 15:02:41,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-29 15:02:41,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-29 15:02:41,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-29 15:02:41,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-29 15:02:41,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-29 15:02:41,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-29 15:02:41,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-29 15:02:41,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-29 15:02:41,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-29 15:02:41,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-29 15:02:41,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-29 15:02:41,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-29 15:02:41,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 15:02:41,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 15:02:41,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 15:02:41,579 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 15:02:41,597 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 15:02:41,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 15:02:41,598 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 15:02:41,598 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 15:02:41,599 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 15:02:41,599 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 15:02:41,599 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 15:02:41,599 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-09-29 15:02:41,599 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-09-29 15:02:41,599 INFO L138 SettingsManager]: * Use old map elimination=false [2022-09-29 15:02:41,599 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-09-29 15:02:41,599 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-09-29 15:02:41,599 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-09-29 15:02:41,600 INFO L138 SettingsManager]: * Automaton type for concurrent programs=BUCHI_PETRI_NET [2022-09-29 15:02:41,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 15:02:41,600 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 15:02:41,600 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-09-29 15:02:41,600 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 15:02:41,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 15:02:41,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 15:02:41,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-09-29 15:02:41,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-09-29 15:02:41,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-09-29 15:02:41,601 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 15:02:41,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 15:02:41,601 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-09-29 15:02:41,601 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 15:02:41,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-09-29 15:02:41,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 15:02:41,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 15:02:41,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 15:02:41,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 15:02:41,602 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-09-29 15:02:41,602 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 15:02:41,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 15:02:41,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 15:02:41,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 15:02:41,785 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 15:02:41,786 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 15:02:41,787 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-3threads.bpl [2022-09-29 15:02:41,787 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-3threads.bpl' [2022-09-29 15:02:41,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 15:02:41,805 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-29 15:02:41,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-29 15:02:41,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-29 15:02:41,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-29 15:02:41,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:41" (1/1) ... [2022-09-29 15:02:41,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:41" (1/1) ... [2022-09-29 15:02:41,833 INFO L137 Inliner]: procedures = 3, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2022-09-29 15:02:41,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-29 15:02:41,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 15:02:41,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 15:02:41,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 15:02:41,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:41" (1/1) ... [2022-09-29 15:02:41,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:41" (1/1) ... [2022-09-29 15:02:41,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:41" (1/1) ... [2022-09-29 15:02:41,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:41" (1/1) ... [2022-09-29 15:02:41,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:41" (1/1) ... [2022-09-29 15:02:41,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:41" (1/1) ... [2022-09-29 15:02:41,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:41" (1/1) ... [2022-09-29 15:02:41,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 15:02:41,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 15:02:41,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 15:02:41,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 15:02:41,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:41" (1/1) ... [2022-09-29 15:02:41,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:41,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:41,875 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 15:02:41,879 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 15:02:41,897 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-29 15:02:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 15:02:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 15:02:41,898 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2022-09-29 15:02:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2022-09-29 15:02:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2022-09-29 15:02:41,898 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 15:02:41,930 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 15:02:41,931 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 15:02:41,986 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 15:02:41,998 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 15:02:41,998 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-29 15:02:42,000 INFO L202 PluginConnector]: Adding new model array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:02:41 BoogieIcfgContainer [2022-09-29 15:02:42,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 15:02:42,000 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-09-29 15:02:42,000 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-09-29 15:02:42,017 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-09-29 15:02:42,018 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:02:42,018 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:02:41" (1/2) ... [2022-09-29 15:02:42,019 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e1e32a4 and model type array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.09 03:02:42, skipping insertion in model container [2022-09-29 15:02:42,019 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:02:42,019 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:02:41" (2/2) ... [2022-09-29 15:02:42,020 INFO L322 chiAutomizerObserver]: Analyzing ICFG array-sum-with-log-3threads.bpl [2022-09-29 15:02:42,079 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-09-29 15:02:42,101 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 64 places, 60 transitions, 144 flow [2022-09-29 15:02:42,136 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:02:42,136 INFO L123 PetriNetUnfolderBase]: 3/54 cut-off events. [2022-09-29 15:02:42,137 INFO L124 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2022-09-29 15:02:42,142 INFO L83 FinitePrefix]: Finished finitePrefix Result has 67 conditions, 54 events. 3/54 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 146 event pairs, 0 based on Foata normal form. 0/50 useless extension candidates. Maximal degree in co-relation 51. Up to 2 conditions per place. [2022-09-29 15:02:42,142 INFO L82 GeneralOperation]: Start removeDead. Operand has 64 places, 60 transitions, 144 flow [2022-09-29 15:02:42,146 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 61 places, 54 transitions, 126 flow [2022-09-29 15:02:42,148 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-09-29 15:02:42,157 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 54 transitions, 126 flow [2022-09-29 15:02:42,159 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 54 transitions, 126 flow [2022-09-29 15:02:42,159 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 61 places, 54 transitions, 126 flow [2022-09-29 15:02:42,169 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:02:42,169 INFO L123 PetriNetUnfolderBase]: 3/54 cut-off events. [2022-09-29 15:02:42,170 INFO L124 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2022-09-29 15:02:42,170 INFO L83 FinitePrefix]: Finished finitePrefix Result has 67 conditions, 54 events. 3/54 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 148 event pairs, 0 based on Foata normal form. 0/50 useless extension candidates. Maximal degree in co-relation 51. Up to 2 conditions per place. [2022-09-29 15:02:42,171 INFO L116 LiptonReduction]: Number of co-enabled transitions 1530 [2022-09-29 15:02:42,826 INFO L131 LiptonReduction]: Checked pairs total: 1304 [2022-09-29 15:02:42,826 INFO L133 LiptonReduction]: Total number of compositions: 34 [2022-09-29 15:02:42,835 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-09-29 15:02:42,835 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-09-29 15:02:42,835 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-09-29 15:02:42,835 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-09-29 15:02:42,835 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-09-29 15:02:42,835 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-09-29 15:02:42,835 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-09-29 15:02:42,835 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2022-09-29 15:02:42,836 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 27 places, 20 transitions, 58 flow [2022-09-29 15:02:42,838 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 27 places, 20 transitions, 58 flow [2022-09-29 15:02:42,839 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:42,839 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:02:42,840 INFO L123 PetriNetUnfolderBase]: 0/6 cut-off events. [2022-09-29 15:02:42,840 INFO L124 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2022-09-29 15:02:42,840 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:02:42,841 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-09-29 15:02:42,841 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 27 places, 20 transitions, 58 flow [2022-09-29 15:02:42,843 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 27 places, 20 transitions, 58 flow [2022-09-29 15:02:42,843 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:42,843 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:02:42,843 INFO L123 PetriNetUnfolderBase]: 0/6 cut-off events. [2022-09-29 15:02:42,843 INFO L124 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2022-09-29 15:02:42,843 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:02:42,846 INFO L733 eck$LassoCheckResult]: Stem: 68#[ULTIMATE.startENTRY]true [105] 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] 70#[L54, sumENTRY]true [127] sumENTRY-->L39-1: Formula: (and (= |v_sumThread1of1ForFork0_i#1_23| 0) (= |v_sumThread1of1ForFork0_x#1_17| 0)) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_17|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_23|} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_i#1] 72#[L54, L39-1]true [2022-09-29 15:02:42,847 INFO L735 eck$LassoCheckResult]: Loop: 72#[L54, L39-1]true [144] L39-1-->L25-1: Formula: (and (= v_stdout_ptr_105 (+ v_stdout_ptr_106 1)) (< |v_sumThread1of1ForFork0_i#1_38| v_N_11) (= |v_sumThread1of1ForFork0_i#1_37| (+ |v_sumThread1of1ForFork0_i#1_38| 1)) (= (store v_stdout_104 v_stdout_ptr_106 |v_sumThread1of1ForFork0_log_msg#1_31|) v_stdout_103) (= |v_sumThread1of1ForFork0_i#1_37| |v_sumThread1of1ForFork0_log_msg#1_31|) (= |v_sumThread1of1ForFork0_x#1_27| (+ |v_sumThread1of1ForFork0_x#1_28| (select v_A_16 |v_sumThread1of1ForFork0_i#1_38|)))) InVars {A=v_A_16, stdout=v_stdout_104, N=v_N_11, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_28|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_38|, stdout_ptr=v_stdout_ptr_106} OutVars{A=v_A_16, stdout=v_stdout_103, N=v_N_11, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_27|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_31|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_37|, stdout_ptr=v_stdout_ptr_105} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_log_msg#1, sumThread1of1ForFork0_i#1, stdout_ptr] 75#[L25-1, L54]true [145] L25-1-->L39-1: Formula: (and (= |v_sumThread1of1ForFork0_x#1_33| |v_sumThread1of1ForFork0_log_msg#1_35|) (= (store v_stdout_114 v_stdout_ptr_116 |v_sumThread1of1ForFork0_log_msg#1_35|) v_stdout_113) (= (+ v_stdout_ptr_116 1) v_stdout_ptr_115)) InVars {stdout=v_stdout_114, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_33|, stdout_ptr=v_stdout_ptr_116} OutVars{stdout=v_stdout_113, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_33|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_35|, stdout_ptr=v_stdout_ptr_115} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork0_log_msg#1, stdout_ptr] 72#[L54, L39-1]true [2022-09-29 15:02:42,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:42,850 INFO L85 PathProgramCache]: Analyzing trace with hash 4343, now seen corresponding path program 1 times [2022-09-29 15:02:42,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:42,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863071376] [2022-09-29 15:02:42,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:42,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:42,903 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:42,929 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:42,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:42,932 INFO L85 PathProgramCache]: Analyzing trace with hash 5570, now seen corresponding path program 1 times [2022-09-29 15:02:42,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:42,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066282627] [2022-09-29 15:02:42,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:42,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:42,950 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:42,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:42,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:42,966 INFO L85 PathProgramCache]: Analyzing trace with hash 4178232, now seen corresponding path program 1 times [2022-09-29 15:02:42,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:42,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747575690] [2022-09-29 15:02:42,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:42,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:42,983 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:42,989 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:43,076 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:02:43,077 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:02:43,077 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:02:43,077 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:02:43,077 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:02:43,077 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:43,077 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:02:43,077 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:02:43,077 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-3threads.bpl_BEv2_Iteration1_Lasso [2022-09-29 15:02:43,077 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:02:43,078 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:02:43,105 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 15:02:43,114 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 15:02:43,183 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:02:43,185 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:02:43,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:43,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:43,188 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 15:02:43,202 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 15:02:43,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:43,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:43,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:43,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:43,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:43,216 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:43,219 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 15:02:43,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:43,253 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 15:02:43,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:43,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:43,255 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 15:02:43,256 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 15:02:43,258 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 15:02:43,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:43,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:43,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:43,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:43,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:43,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:43,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:43,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:43,309 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 15:02:43,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:43,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:43,311 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 15:02:43,312 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 15:02:43,313 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 15:02:43,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:43,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:43,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:43,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:43,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:43,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:43,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:43,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:43,344 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 15:02:43,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:43,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:43,346 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 15:02:43,347 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 15:02:43,348 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 15:02:43,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:43,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:43,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:43,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:43,364 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:43,364 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:43,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:43,390 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 15:02:43,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:43,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:43,392 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 15:02:43,398 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 15:02:43,399 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 15:02:43,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:43,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:43,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:43,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:43,408 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:43,408 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:43,419 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:02:43,437 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-09-29 15:02:43,437 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 15:02:43,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:43,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:43,442 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 15:02:43,443 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 15:02:43,444 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:02:43,465 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:02:43,465 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:02:43,466 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 15:02:43,483 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 15:02:43,486 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 15:02:43,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:43,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:02:43,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:43,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:02:43,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:43,554 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 15:02:43,574 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 15:02:43,576 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 15:02:43,724 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 829 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:02:43,725 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:02:43,728 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:02:43,729 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 15:02:43,732 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 15:02:43,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 276 transitions. [2022-09-29 15:02:43,736 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 2 letters. Loop has 2 letters. [2022-09-29 15:02:43,736 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:43,736 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 4 letters. Loop has 2 letters. [2022-09-29 15:02:43,736 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:43,736 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 2 letters. Loop has 4 letters. [2022-09-29 15:02:43,736 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:43,736 INFO L428 stractBuchiCegarLoop]: Abstraction has has 39 places, 338 transitions, 1658 flow [2022-09-29 15:02:43,737 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-09-29 15:02:43,737 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 39 places, 338 transitions, 1658 flow [2022-09-29 15:02:43,742 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 39 places, 338 transitions, 1658 flow [2022-09-29 15:02:43,744 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:43,745 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:02:43,745 INFO L123 PetriNetUnfolderBase]: 20/39 cut-off events. [2022-09-29 15:02:43,745 INFO L124 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2022-09-29 15:02:43,745 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:02:43,745 INFO L733 eck$LassoCheckResult]: Stem: 68#[ULTIMATE.startENTRY]true [105] 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] 70#[L54, sumENTRY]true [108] 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] 129#[sumENTRY, sumENTRY, L55]true [118] sumENTRY-->L39-1: Formula: (and (= |v_sumThread1of1ForFork1_i#1_19| 0) (= |v_sumThread1of1ForFork1_x#1_13| 0)) InVars {} OutVars{sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_13|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_19|} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_i#1] 131#[sumENTRY, L39-1, L55]true [2022-09-29 15:02:43,745 INFO L735 eck$LassoCheckResult]: Loop: 131#[sumENTRY, L39-1, L55]true [147] L39-1-->L45-1: Formula: (and (= (+ |v_sumThread1of1ForFork1_i#1_36| 1) |v_sumThread1of1ForFork1_i#1_35|) (= v_stdout_ptr_119 (+ v_stdout_ptr_120 1)) (= |v_sumThread1of1ForFork1_i#1_35| |v_sumThread1of1ForFork1_log_msg#1_33|) (= (+ |v_sumThread1of1ForFork1_x#1_36| (select v_A_20 |v_sumThread1of1ForFork1_i#1_36|)) |v_sumThread1of1ForFork1_x#1_35|) (< |v_sumThread1of1ForFork1_i#1_36| v_N_15) (= v_stdout_117 (store v_stdout_118 v_stdout_ptr_120 |v_sumThread1of1ForFork1_log_msg#1_33|))) InVars {A=v_A_20, stdout=v_stdout_118, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_36|, N=v_N_15, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_36|, stdout_ptr=v_stdout_ptr_120} OutVars{A=v_A_20, stdout=v_stdout_117, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_35|, N=v_N_15, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_33|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_35|, stdout_ptr=v_stdout_ptr_119} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_log_msg#1, sumThread1of1ForFork1_i#1, stdout_ptr] 134#[sumENTRY, L45-1, L55]true [140] L45-1-->L39-1: Formula: (and (= (store v_stdout_74 v_stdout_ptr_76 |v_sumThread1of1ForFork1_log_msg#1_27|) v_stdout_73) (= |v_sumThread1of1ForFork1_x#1_27| |v_sumThread1of1ForFork1_log_msg#1_27|) (= v_stdout_ptr_75 (+ v_stdout_ptr_76 1))) InVars {stdout=v_stdout_74, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_27|, stdout_ptr=v_stdout_ptr_76} OutVars{stdout=v_stdout_73, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_27|, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_27|, stdout_ptr=v_stdout_ptr_75} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_log_msg#1, stdout_ptr] 131#[sumENTRY, L39-1, L55]true [2022-09-29 15:02:43,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:43,746 INFO L85 PathProgramCache]: Analyzing trace with hash 134162, now seen corresponding path program 1 times [2022-09-29 15:02:43,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:43,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051598441] [2022-09-29 15:02:43,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:43,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:43,749 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:43,751 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:43,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:43,752 INFO L85 PathProgramCache]: Analyzing trace with hash 5658, now seen corresponding path program 1 times [2022-09-29 15:02:43,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:43,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780045413] [2022-09-29 15:02:43,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:43,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:43,759 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:43,765 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:43,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:43,766 INFO L85 PathProgramCache]: Analyzing trace with hash 128934379, now seen corresponding path program 1 times [2022-09-29 15:02:43,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:43,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803848334] [2022-09-29 15:02:43,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:43,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:43,778 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:43,783 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:43,841 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:02:43,841 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:02:43,841 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:02:43,842 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:02:43,842 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:02:43,842 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:43,842 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:02:43,842 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:02:43,842 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-3threads.bpl_BEv2_Iteration2_Lasso [2022-09-29 15:02:43,842 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:02:43,842 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:02:43,843 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 15:02:43,845 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 15:02:43,847 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 15:02:43,849 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 15:02:43,851 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 15:02:43,875 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 15:02:43,877 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 15:02:43,943 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:02:43,943 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:02:43,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:43,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:43,964 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 15:02:43,966 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 15:02:43,967 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 15:02:43,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:43,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:43,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:43,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:43,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:43,974 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:43,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:43,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:44,002 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 15:02:44,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:44,003 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 15:02:44,015 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 15:02:44,016 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 15:02:44,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:44,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:44,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:44,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:44,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:44,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:44,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:44,067 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 15:02:44,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:44,069 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 15:02:44,075 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 15:02:44,075 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 15:02:44,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:44,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:44,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:44,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:44,082 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:44,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:44,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:44,112 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 15:02:44,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:44,114 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 15:02:44,114 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 15:02:44,116 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 15:02:44,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:44,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:44,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:44,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:44,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:44,122 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:44,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:44,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:44,147 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 15:02:44,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:44,149 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 15:02:44,150 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 15:02:44,151 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 15:02:44,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:44,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:44,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:44,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:44,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:44,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:44,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:44,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:44,189 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 15:02:44,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:44,190 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 15:02:44,191 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 15:02:44,192 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 15:02:44,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:44,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:44,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:44,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:44,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:44,200 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:44,212 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:02:44,220 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:02:44,221 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 15:02:44,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:44,260 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 15:02:44,261 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 15:02:44,262 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:02:44,284 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:02:44,284 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:02:44,284 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 15:02:44,301 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 15:02:44,304 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 15:02:44,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:44,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:44,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:02:44,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:44,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:02:44,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:44,346 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 15:02:44,347 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 15:02:44,347 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 15:02:44,487 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 832 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:02:44,487 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:02:44,523 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:02:44,523 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 15:02:44,524 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 15:02:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 276 transitions. [2022-09-29 15:02:44,527 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 3 letters. Loop has 2 letters. [2022-09-29 15:02:44,527 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:44,527 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 5 letters. Loop has 2 letters. [2022-09-29 15:02:44,527 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:44,527 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 3 letters. Loop has 4 letters. [2022-09-29 15:02:44,527 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:44,527 INFO L428 stractBuchiCegarLoop]: Abstraction has has 51 places, 5688 transitions, 39312 flow [2022-09-29 15:02:44,529 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-09-29 15:02:44,530 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 51 places, 5688 transitions, 39312 flow [2022-09-29 15:02:44,625 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 51 places, 5688 transitions, 39312 flow [2022-09-29 15:02:44,637 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:44,643 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 51 places, 5688 transitions, 39312 flow [2022-09-29 15:02:44,660 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:44,660 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:02:44,660 INFO L123 PetriNetUnfolderBase]: 245/345 cut-off events. [2022-09-29 15:02:44,660 INFO L124 PetriNetUnfolderBase]: For 42/42 co-relation queries the response was YES. [2022-09-29 15:02:44,660 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:02:44,661 INFO L733 eck$LassoCheckResult]: Stem: 68#[ULTIMATE.startENTRY]true [105] 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] 70#[L54, sumENTRY]true [108] 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] 129#[sumENTRY, sumENTRY, L55]true [118] sumENTRY-->L39-1: Formula: (and (= |v_sumThread1of1ForFork1_i#1_19| 0) (= |v_sumThread1of1ForFork1_x#1_13| 0)) InVars {} OutVars{sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_13|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_19|} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_i#1] 131#[sumENTRY, L39-1, L55]true [111] 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] 187#[sumENTRY, sumENTRY, L56, L39-1]true [2022-09-29 15:02:44,661 INFO L735 eck$LassoCheckResult]: Loop: 187#[sumENTRY, sumENTRY, L56, L39-1]true [147] L39-1-->L45-1: Formula: (and (= (+ |v_sumThread1of1ForFork1_i#1_36| 1) |v_sumThread1of1ForFork1_i#1_35|) (= v_stdout_ptr_119 (+ v_stdout_ptr_120 1)) (= |v_sumThread1of1ForFork1_i#1_35| |v_sumThread1of1ForFork1_log_msg#1_33|) (= (+ |v_sumThread1of1ForFork1_x#1_36| (select v_A_20 |v_sumThread1of1ForFork1_i#1_36|)) |v_sumThread1of1ForFork1_x#1_35|) (< |v_sumThread1of1ForFork1_i#1_36| v_N_15) (= v_stdout_117 (store v_stdout_118 v_stdout_ptr_120 |v_sumThread1of1ForFork1_log_msg#1_33|))) InVars {A=v_A_20, stdout=v_stdout_118, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_36|, N=v_N_15, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_36|, stdout_ptr=v_stdout_ptr_120} OutVars{A=v_A_20, stdout=v_stdout_117, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_35|, N=v_N_15, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_33|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_35|, stdout_ptr=v_stdout_ptr_119} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_log_msg#1, sumThread1of1ForFork1_i#1, stdout_ptr] 190#[sumENTRY, sumENTRY, L56, L45-1]true [140] L45-1-->L39-1: Formula: (and (= (store v_stdout_74 v_stdout_ptr_76 |v_sumThread1of1ForFork1_log_msg#1_27|) v_stdout_73) (= |v_sumThread1of1ForFork1_x#1_27| |v_sumThread1of1ForFork1_log_msg#1_27|) (= v_stdout_ptr_75 (+ v_stdout_ptr_76 1))) InVars {stdout=v_stdout_74, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_27|, stdout_ptr=v_stdout_ptr_76} OutVars{stdout=v_stdout_73, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_27|, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_27|, stdout_ptr=v_stdout_ptr_75} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork1_log_msg#1, stdout_ptr] 187#[sumENTRY, sumENTRY, L56, L39-1]true [2022-09-29 15:02:44,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:44,663 INFO L85 PathProgramCache]: Analyzing trace with hash 4159133, now seen corresponding path program 1 times [2022-09-29 15:02:44,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:44,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108029904] [2022-09-29 15:02:44,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:44,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,672 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,684 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:44,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:44,684 INFO L85 PathProgramCache]: Analyzing trace with hash 5658, now seen corresponding path program 2 times [2022-09-29 15:02:44,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:44,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087204158] [2022-09-29 15:02:44,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:44,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,696 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,701 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:44,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:44,701 INFO L85 PathProgramCache]: Analyzing trace with hash -298035786, now seen corresponding path program 1 times [2022-09-29 15:02:44,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:44,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277223483] [2022-09-29 15:02:44,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:44,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,718 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:44,729 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:44,794 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:02:44,794 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:02:44,794 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:02:44,794 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:02:44,794 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:02:44,794 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,794 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:02:44,794 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:02:44,794 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-3threads.bpl_BEv2_Iteration3_Lasso [2022-09-29 15:02:44,794 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:02:44,794 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:02:44,798 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 15:02:44,800 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 15:02:44,801 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 15:02:44,803 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 15:02:44,805 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 15:02:44,807 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 15:02:44,810 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 15:02:44,812 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 15:02:44,829 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 15:02:44,831 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 15:02:44,832 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 15:02:44,834 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 15:02:44,835 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 15:02:44,935 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:02:44,935 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:02:44,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:44,936 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 15:02:44,937 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 15:02:44,939 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 15:02:44,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:44,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:44,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:44,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:44,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:44,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:44,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:44,977 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-09-29 15:02:44,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:44,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:44,979 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 15:02:44,979 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 15:02:44,981 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 15:02:44,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:44,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:44,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:44,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:44,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:44,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:44,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:44,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:45,002 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 15:02:45,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,004 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 15:02:45,004 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 15:02:45,006 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 15:02:45,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:45,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:45,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:45,048 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 15:02:45,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,050 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 15:02:45,051 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 15:02:45,052 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 15:02:45,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,061 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:45,061 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:45,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:45,093 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 15:02:45,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,094 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 15:02:45,096 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 15:02:45,098 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 15:02:45,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,109 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:45,109 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:45,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:45,140 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 15:02:45,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,141 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 15:02:45,143 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 15:02:45,143 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 15:02:45,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,150 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:45,150 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:45,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:45,181 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 15:02:45,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,183 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 15:02:45,184 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 15:02:45,184 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 15:02:45,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:45,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,191 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:45,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:45,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:45,221 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-09-29 15:02:45,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,223 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 15:02:45,223 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 15:02:45,225 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 15:02:45,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:45,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:45,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:45,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:45,247 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-09-29 15:02:45,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,249 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 15:02:45,249 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 15:02:45,250 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 15:02:45,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:45,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,257 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:45,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:45,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:45,283 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 15:02:45,284 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 15:02:45,285 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 15:02:45,286 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 15:02:45,287 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 15:02:45,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:45,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:45,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:45,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:45,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:45,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:45,347 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:02:45,350 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 15:02:45,366 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 15:02:45,368 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:02:45,369 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 15:02:45,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:45,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:45,370 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 15:02:45,371 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 15:02:45,372 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:02:45,378 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:02:45,378 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:02:45,378 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 15:02:45,393 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-09-29 15:02:45,395 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 15:02:45,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:45,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:02:45,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:45,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:02:45,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:45,436 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 15:02:45,437 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 15:02:45,437 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 15:02:45,542 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 832 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:02:45,542 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:02:46,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-09-29 15:02:46,593 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:02:46,594 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 15:02:46,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:02:46,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 276 transitions. [2022-09-29 15:02:46,598 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 4 letters. Loop has 2 letters. [2022-09-29 15:02:46,598 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:46,598 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 6 letters. Loop has 2 letters. [2022-09-29 15:02:46,598 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:46,598 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 4 letters. Loop has 4 letters. [2022-09-29 15:02:46,598 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:02:46,598 INFO L428 stractBuchiCegarLoop]: Abstraction has has 63 places, 97632 transitions, 866592 flow [2022-09-29 15:02:46,599 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-09-29 15:02:46,599 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 63 places, 97632 transitions, 866592 flow [2022-09-29 15:02:47,536 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 97632 transitions, 866592 flow [2022-09-29 15:02:48,439 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:49,207 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 97632 transitions, 866592 flow [2022-09-29 15:02:50,079 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:50,258 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 97632 transitions, 866592 flow [2022-09-29 15:02:54,608 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:02:54,608 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:02:54,608 INFO L123 PetriNetUnfolderBase]: 595/767 cut-off events. [2022-09-29 15:02:54,608 INFO L124 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2022-09-29 15:02:54,608 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:02:54,609 INFO L733 eck$LassoCheckResult]: Stem: 68#[ULTIMATE.startENTRY]true [105] 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] 70#[L54, sumENTRY]true [108] 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] 129#[sumENTRY, sumENTRY, L55]true [111] 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] 245#[sumENTRY, sumENTRY, L56, sumENTRY]true [122] sumENTRY-->L39-1: Formula: (and (= |v_sumThread1of1ForFork2_i#1_21| 0) (= |v_sumThread1of1ForFork2_x#1_19| 0)) InVars {} OutVars{sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_19|, sumThread1of1ForFork2_i#1=|v_sumThread1of1ForFork2_i#1_21|} AuxVars[] AssignedVars[sumThread1of1ForFork2_x#1, sumThread1of1ForFork2_i#1] 247#[sumENTRY, L39-1, L56, sumENTRY]true [2022-09-29 15:02:54,609 INFO L735 eck$LassoCheckResult]: Loop: 247#[sumENTRY, L39-1, L56, sumENTRY]true [148] L39-1-->L45: Formula: (and (= (store v_stdout_134 v_stdout_ptr_136 |v_sumThread1of1ForFork2_log_msg#1_35|) v_stdout_133) (= |v_sumThread1of1ForFork2_i#1_43| |v_sumThread1of1ForFork2_log_msg#1_35|) (= |v_sumThread1of1ForFork2_i#1_43| (+ |v_sumThread1of1ForFork2_i#1_44| 1)) (= v_stdout_ptr_135 (+ v_stdout_ptr_136 1)) (< |v_sumThread1of1ForFork2_i#1_44| v_N_17) (= |v_sumThread1of1ForFork2_x#1_37| (+ |v_sumThread1of1ForFork2_x#1_38| (select v_A_22 |v_sumThread1of1ForFork2_i#1_44|)))) InVars {A=v_A_22, stdout=v_stdout_134, sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_38|, N=v_N_17, sumThread1of1ForFork2_i#1=|v_sumThread1of1ForFork2_i#1_44|, stdout_ptr=v_stdout_ptr_136} OutVars{A=v_A_22, stdout=v_stdout_133, sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_37|, N=v_N_17, sumThread1of1ForFork2_log_msg#1=|v_sumThread1of1ForFork2_log_msg#1_35|, sumThread1of1ForFork2_i#1=|v_sumThread1of1ForFork2_i#1_43|, stdout_ptr=v_stdout_ptr_135} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork2_x#1, sumThread1of1ForFork2_log_msg#1, sumThread1of1ForFork2_i#1, stdout_ptr] 250#[sumENTRY, L56, L45, sumENTRY]true [134] L45-->L39-1: Formula: (and (= |v_sumThread1of1ForFork2_x#1_21| |v_sumThread1of1ForFork2_log_msg#1_19|) (= v_stdout_ptr_47 (+ v_stdout_ptr_48 1)) (= (store v_stdout_46 v_stdout_ptr_48 |v_sumThread1of1ForFork2_log_msg#1_19|) v_stdout_45)) InVars {stdout=v_stdout_46, sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_21|, stdout_ptr=v_stdout_ptr_48} OutVars{stdout=v_stdout_45, sumThread1of1ForFork2_x#1=|v_sumThread1of1ForFork2_x#1_21|, sumThread1of1ForFork2_log_msg#1=|v_sumThread1of1ForFork2_log_msg#1_19|, stdout_ptr=v_stdout_ptr_47} AuxVars[] AssignedVars[stdout, sumThread1of1ForFork2_log_msg#1, stdout_ptr] 247#[sumENTRY, L39-1, L56, sumENTRY]true [2022-09-29 15:02:54,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:54,609 INFO L85 PathProgramCache]: Analyzing trace with hash 4158927, now seen corresponding path program 1 times [2022-09-29 15:02:54,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:54,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975491304] [2022-09-29 15:02:54,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:54,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:54,612 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:54,614 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:54,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:54,615 INFO L85 PathProgramCache]: Analyzing trace with hash 5683, now seen corresponding path program 1 times [2022-09-29 15:02:54,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:54,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680276980] [2022-09-29 15:02:54,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:54,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:54,619 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:54,622 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:54,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:54,622 INFO L85 PathProgramCache]: Analyzing trace with hash -298233727, now seen corresponding path program 1 times [2022-09-29 15:02:54,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:02:54,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103108157] [2022-09-29 15:02:54,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:02:54,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:02:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:54,626 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:02:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:02:54,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:02:54,682 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:02:54,682 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:02:54,682 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:02:54,682 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:02:54,682 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:02:54,682 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:54,682 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:02:54,682 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:02:54,682 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-3threads.bpl_BEv2_Iteration4_Lasso [2022-09-29 15:02:54,682 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:02:54,682 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:02:54,686 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 15:02:54,688 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 15:02:54,700 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 15:02:54,702 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 15:02:54,703 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 15:02:54,705 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 15:02:54,706 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 15:02:54,707 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 15:02:54,709 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 15:02:54,710 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 15:02:54,711 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 15:02:54,712 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 15:02:54,713 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 15:02:54,788 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:02:54,789 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:02:54,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:54,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:54,791 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 15:02:54,792 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 15:02:54,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:02:54,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:54,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:54,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:54,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:54,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:54,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:54,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:54,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:54,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-09-29 15:02:54,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:54,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:54,841 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 15:02:54,841 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 15:02:54,843 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 15:02:54,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:54,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:54,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:54,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:54,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:54,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:54,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:54,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:54,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-09-29 15:02:54,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:54,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:54,874 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:02:54,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-09-29 15:02:54,876 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 15:02:54,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:54,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:54,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:54,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:54,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:54,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:54,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:54,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:54,899 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-09-29 15:02:54,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:54,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:54,900 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:02:54,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-09-29 15:02:54,903 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 15:02:54,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:54,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:02:54,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:54,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:54,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:54,910 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:02:54,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:02:54,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:54,927 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-09-29 15:02:54,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:54,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:54,928 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:02:54,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-09-29 15:02:54,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:02:54,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:54,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:54,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:54,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:54,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:54,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:54,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:02:54,957 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-09-29 15:02:54,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:54,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:54,958 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:02:54,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-09-29 15:02:54,960 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 15:02:54,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:02:54,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:02:54,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:02:54,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:02:54,967 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:02:54,967 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:02:54,977 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:02:54,981 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:02:54,981 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 15:02:54,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:02:54,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:02:54,982 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:02:54,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-09-29 15:02:54,984 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:02:54,990 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:02:54,990 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:02:54,990 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, sumThread1of1ForFork2_i#1) = 1*N - 1*sumThread1of1ForFork2_i#1 Supporting invariants [] [2022-09-29 15:02:55,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-09-29 15:02:55,018 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 15:02:55,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:02:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:55,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:02:55,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:02:55,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:02:55,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:02:55,048 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 15:02:55,049 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-09-29 15:02:55,049 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 15:02:55,152 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 829 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:02:55,152 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:02:55,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-09-29 15:04:14,790 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:04:14,791 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 15:04:14,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:04:14,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 276 transitions. [2022-09-29 15:04:14,792 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 4 letters. Loop has 2 letters. [2022-09-29 15:04:14,792 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:04:14,792 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 6 letters. Loop has 2 letters. [2022-09-29 15:04:14,792 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:04:14,792 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 276 transitions. Stem has 4 letters. Loop has 4 letters. [2022-09-29 15:04:14,792 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:04:14,792 INFO L428 stractBuchiCegarLoop]: Abstraction has has 75 places, 1636848 transitions, 17826480 flow [2022-09-29 15:04:14,792 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-09-29 15:04:14,793 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 75 places, 1636848 transitions, 17826480 flow [2022-09-29 15:05:13,956 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 75 places, 1636848 transitions, 17826480 flow Received shutdown request... [2022-09-29 15:06:21,700 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 15:06:22,716 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