/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf -i ../../../trunk/examples/concurrent/bpl/sum_invariant.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.omega-petrinet-ed1a3e5-m [2022-09-29 14:45:26,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 14:45:26,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 14:45:26,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 14:45:26,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 14:45:26,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 14:45:26,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 14:45:26,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 14:45:26,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 14:45:26,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 14:45:26,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 14:45:26,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 14:45:26,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 14:45:26,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 14:45:26,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 14:45:26,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 14:45:26,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 14:45:26,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 14:45:26,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 14:45:26,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 14:45:26,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 14:45:26,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 14:45:26,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 14:45:26,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 14:45:26,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-09-29 14:45:26,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-29 14:45:26,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-29 14:45:26,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-29 14:45:26,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-29 14:45:26,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-29 14:45:26,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-29 14:45:26,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-29 14:45:26,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-29 14:45:26,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 14:45:26,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 14:45:26,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 14:45:26,628 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf [2022-09-29 14:45:26,648 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 14:45:26,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 14:45:26,648 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 14:45:26,648 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 14:45:26,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 14:45:26,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 14:45:26,649 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 14:45:26,649 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-09-29 14:45:26,650 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-09-29 14:45:26,650 INFO L138 SettingsManager]: * Use old map elimination=false [2022-09-29 14:45:26,650 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-09-29 14:45:26,650 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-09-29 14:45:26,650 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-09-29 14:45:26,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 14:45:26,650 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 14:45:26,650 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-09-29 14:45:26,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 14:45:26,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 14:45:26,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 14:45:26,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-09-29 14:45:26,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-09-29 14:45:26,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-09-29 14:45:26,651 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 14:45:26,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 14:45:26,652 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-09-29 14:45:26,652 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 14:45:26,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-09-29 14:45:26,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 14:45:26,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 14:45:26,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 14:45:26,652 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 14:45:26,653 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-09-29 14:45:26,653 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 14:45:26,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 14:45:26,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 14:45:26,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 14:45:26,896 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 14:45:26,901 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 14:45:26,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/sum_invariant.bpl [2022-09-29 14:45:26,902 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/sum_invariant.bpl' [2022-09-29 14:45:26,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 14:45:26,916 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-29 14:45:26,917 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-29 14:45:26,917 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-29 14:45:26,917 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-29 14:45:26,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:45:26" (1/1) ... [2022-09-29 14:45:26,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:45:26" (1/1) ... [2022-09-29 14:45:26,936 INFO L137 Inliner]: procedures = 2, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-29 14:45:26,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-29 14:45:26,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 14:45:26,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 14:45:26,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 14:45:26,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:45:26" (1/1) ... [2022-09-29 14:45:26,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:45:26" (1/1) ... [2022-09-29 14:45:26,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:45:26" (1/1) ... [2022-09-29 14:45:26,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:45:26" (1/1) ... [2022-09-29 14:45:26,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:45:26" (1/1) ... [2022-09-29 14:45:26,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:45:26" (1/1) ... [2022-09-29 14:45:26,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:45:26" (1/1) ... [2022-09-29 14:45:26,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 14:45:26,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 14:45:26,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 14:45:26,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 14:45:26,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:45:26" (1/1) ... [2022-09-29 14:45:26,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 14:45:26,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 14:45:26,975 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 14:45:26,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-09-29 14:45:27,018 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-29 14:45:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 14:45:27,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 14:45:27,018 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Thread given in one single declaration [2022-09-29 14:45:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure Thread [2022-09-29 14:45:27,018 INFO L138 BoogieDeclarations]: Found implementation of procedure Thread [2022-09-29 14:45:27,019 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-29 14:45:27,049 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 14:45:27,050 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 14:45:27,119 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 14:45:27,125 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 14:45:27,125 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-29 14:45:27,127 INFO L202 PluginConnector]: Adding new model sum_invariant.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:45:27 BoogieIcfgContainer [2022-09-29 14:45:27,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 14:45:27,128 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-09-29 14:45:27,128 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-09-29 14:45:27,139 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-09-29 14:45:27,140 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 14:45:27,140 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 02:45:26" (1/2) ... [2022-09-29 14:45:27,142 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@54396e70 and model type sum_invariant.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.09 02:45:27, skipping insertion in model container [2022-09-29 14:45:27,142 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 14:45:27,143 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "sum_invariant.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 02:45:27" (2/2) ... [2022-09-29 14:45:27,144 INFO L322 chiAutomizerObserver]: Analyzing ICFG sum_invariant.bpl [2022-09-29 14:45:27,223 INFO L144 ThreadInstanceAdder]: Constructed 16 joinOtherThreadTransitions. [2022-09-29 14:45:27,256 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 45 places, 48 transitions, 164 flow [2022-09-29 14:45:27,301 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 14:45:27,301 INFO L123 PetriNetUnfolderBase]: 17/56 cut-off events. [2022-09-29 14:45:27,301 INFO L124 PetriNetUnfolderBase]: For 32/32 co-relation queries the response was YES. [2022-09-29 14:45:27,305 INFO L83 FinitePrefix]: Finished finitePrefix Result has 101 conditions, 56 events. 17/56 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 151 event pairs, 0 based on Foata normal form. 0/55 useless extension candidates. Maximal degree in co-relation 49. Up to 12 conditions per place. [2022-09-29 14:45:27,305 INFO L82 GeneralOperation]: Start removeDead. Operand has 45 places, 48 transitions, 164 flow [2022-09-29 14:45:27,312 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 41 places, 40 transitions, 140 flow [2022-09-29 14:45:27,315 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-09-29 14:45:27,329 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 40 transitions, 140 flow [2022-09-29 14:45:27,331 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 40 transitions, 140 flow [2022-09-29 14:45:27,332 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 41 places, 40 transitions, 140 flow [2022-09-29 14:45:27,354 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 14:45:27,354 INFO L123 PetriNetUnfolderBase]: 17/56 cut-off events. [2022-09-29 14:45:27,354 INFO L124 PetriNetUnfolderBase]: For 32/32 co-relation queries the response was YES. [2022-09-29 14:45:27,355 INFO L83 FinitePrefix]: Finished finitePrefix Result has 101 conditions, 56 events. 17/56 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 132 event pairs, 0 based on Foata normal form. 0/55 useless extension candidates. Maximal degree in co-relation 49. Up to 12 conditions per place. [2022-09-29 14:45:27,358 INFO L116 LiptonReduction]: Number of co-enabled transitions 528 [2022-09-29 14:45:27,601 INFO L131 LiptonReduction]: Checked pairs total: 1078 [2022-09-29 14:45:27,601 INFO L133 LiptonReduction]: Total number of compositions: 13 [2022-09-29 14:45:27,618 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-09-29 14:45:27,618 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-09-29 14:45:27,618 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-09-29 14:45:27,618 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-09-29 14:45:27,618 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-09-29 14:45:27,618 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-09-29 14:45:27,618 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-09-29 14:45:27,618 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-09-29 14:45:27,619 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-09-29 14:45:27,670 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-09-29 14:45:27,670 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-09-29 14:45:27,673 INFO L202 PluginConnector]: Adding new model sum_invariant.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.09 02:45:27 BoogieIcfgContainer [2022-09-29 14:45:27,674 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-09-29 14:45:27,675 INFO L158 Benchmark]: Toolchain (without parser) took 758.04ms. Allocated memory is still 190.8MB. Free memory was 147.2MB in the beginning and 138.8MB in the end (delta: 8.4MB). Peak memory consumption was 9.0MB. Max. memory is 8.0GB. [2022-09-29 14:45:27,675 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.13ms. Allocated memory is still 190.8MB. Free memory is still 148.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 14:45:27,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.22ms. Allocated memory is still 190.8MB. Free memory was 147.1MB in the beginning and 145.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-29 14:45:27,676 INFO L158 Benchmark]: Boogie Preprocessor took 11.88ms. Allocated memory is still 190.8MB. Free memory was 145.7MB in the beginning and 144.8MB in the end (delta: 842.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-29 14:45:27,677 INFO L158 Benchmark]: RCFGBuilder took 176.07ms. Allocated memory is still 190.8MB. Free memory was 144.7MB in the beginning and 136.9MB in the end (delta: 7.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-09-29 14:45:27,677 INFO L158 Benchmark]: BuchiAutomizer took 545.32ms. Allocated memory is still 190.8MB. Free memory was 136.8MB in the beginning and 138.8MB in the end (delta: -2.0MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 14:45:27,679 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13ms. Allocated memory is still 190.8MB. Free memory is still 148.2MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 20.22ms. Allocated memory is still 190.8MB. Free memory was 147.1MB in the beginning and 145.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 11.88ms. Allocated memory is still 190.8MB. Free memory was 145.7MB in the beginning and 144.8MB in the end (delta: 842.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 176.07ms. Allocated memory is still 190.8MB. Free memory was 144.7MB in the beginning and 136.9MB in the end (delta: 7.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * BuchiAutomizer took 545.32ms. Allocated memory is still 190.8MB. Free memory was 136.8MB in the beginning and 138.8MB in the end (delta: -2.0MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.4s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.3s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.3s, 41 PlacesBefore, 28 PlacesAfterwards, 40 TransitionsBefore, 27 TransitionsAfterwards, 528 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 12 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 13 TotalNumberOfCompositions, 1078 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1078, positive: 1078, positive conditional: 0, positive unconditional: 1078, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 318, positive: 318, positive conditional: 0, positive unconditional: 318, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 318, positive: 278, positive conditional: 0, positive unconditional: 278, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 40, positive conditional: 0, positive unconditional: 40, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 94, positive: 94, positive conditional: 0, positive unconditional: 94, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1078, positive: 760, positive conditional: 0, positive unconditional: 760, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 318, unknown conditional: 0, unknown unconditional: 318] , Statistics on independence cache: Total cache size (in pairs): 54, Positive cache size: 54, Positive conditional cache size: 0, Positive unconditional cache size: 54, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2022-09-29 14:45:27,710 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...