/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/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c


--------------------------------------------------------------------------------


This is Ultimate 0.2.2-dev-21b0908
[2022-07-22 12:20:12,544 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2022-07-22 12:20:12,547 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
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[2022-07-22 12:20:12,604 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-07-22 12:20:12,605 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-07-22 12:20:12,608 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-07-22 12:20:12,610 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
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[2022-07-22 12:20:12,615 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-07-22 12:20:12,617 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
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[2022-07-22 12:20:12,625 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
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[2022-07-22 12:20:12,627 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2022-07-22 12:20:12,635 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2022-07-22 12:20:12,638 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-07-22 12:20:12,639 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf
[2022-07-22 12:20:12,670 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-07-22 12:20:12,671 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-07-22 12:20:12,671 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-07-22 12:20:12,672 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-07-22 12:20:12,673 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-07-22 12:20:12,674 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-07-22 12:20:12,674 INFO  L138        SettingsManager]:  * Use SBE=true
[2022-07-22 12:20:12,675 INFO  L136        SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2022-07-22 12:20:12,675 INFO  L138        SettingsManager]:  * NCSB implementation=INTSET_LAZY3
[2022-07-22 12:20:12,675 INFO  L138        SettingsManager]:  * Use old map elimination=false
[2022-07-22 12:20:12,675 INFO  L138        SettingsManager]:  * Use external solver (rank synthesis)=false
[2022-07-22 12:20:12,676 INFO  L138        SettingsManager]:  * Use only trivial implications for array writes=true
[2022-07-22 12:20:12,676 INFO  L138        SettingsManager]:  * Rank analysis=LINEAR_WITH_GUESSES
[2022-07-22 12:20:12,676 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-07-22 12:20:12,677 INFO  L138        SettingsManager]:  * sizeof long=4
[2022-07-22 12:20:12,677 INFO  L138        SettingsManager]:  * Check unreachability of error function in SV-COMP mode=false
[2022-07-22 12:20:12,677 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-07-22 12:20:12,678 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2022-07-22 12:20:12,678 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-07-22 12:20:12,678 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=ASSUME
[2022-07-22 12:20:12,679 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=ASSUME
[2022-07-22 12:20:12,679 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=ASSUME
[2022-07-22 12:20:12,679 INFO  L138        SettingsManager]:  * sizeof long double=12
[2022-07-22 12:20:12,680 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-07-22 12:20:12,680 INFO  L138        SettingsManager]:  * Assume nondeterminstic values are in range=false
[2022-07-22 12:20:12,680 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-07-22 12:20:12,680 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=ASSUME
[2022-07-22 12:20:12,681 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-07-22 12:20:12,681 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2022-07-22 12:20:12,681 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-07-22 12:20:12,682 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2022-07-22 12:20:12,683 INFO  L136        SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2022-07-22 12:20:12,684 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2022-07-22 12:20:13,154 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-07-22 12:20:13,185 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-07-22 12:20:13,188 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-07-22 12:20:13,190 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-07-22 12:20:13,191 INFO  L275        PluginConnector]: CDTParser initialized
[2022-07-22 12:20:13,193 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c
[2022-07-22 12:20:13,290 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee6062b8c/6d2a6820db8244b99bb51934b7e173b1/FLAGdbdb38b42
[2022-07-22 12:20:13,995 INFO  L306              CDTParser]: Found 1 translation units.
[2022-07-22 12:20:13,996 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c
[2022-07-22 12:20:14,005 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee6062b8c/6d2a6820db8244b99bb51934b7e173b1/FLAGdbdb38b42
[2022-07-22 12:20:14,312 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee6062b8c/6d2a6820db8244b99bb51934b7e173b1
[2022-07-22 12:20:14,316 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-07-22 12:20:14,322 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2022-07-22 12:20:14,324 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-07-22 12:20:14,324 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-07-22 12:20:14,329 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-07-22 12:20:14,330 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,331 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50db3498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14, skipping insertion in model container
[2022-07-22 12:20:14,332 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,341 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-07-22 12:20:14,365 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-07-22 12:20:14,587 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c[3526,3539]
[2022-07-22 12:20:14,589 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-07-22 12:20:14,599 INFO  L203         MainTranslator]: Completed pre-run
[2022-07-22 12:20:14,630 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c[3526,3539]
[2022-07-22 12:20:14,632 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-07-22 12:20:14,650 INFO  L208         MainTranslator]: Completed translation
[2022-07-22 12:20:14,650 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14 WrapperNode
[2022-07-22 12:20:14,651 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-07-22 12:20:14,652 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-07-22 12:20:14,652 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-07-22 12:20:14,652 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-07-22 12:20:14,664 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,675 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,712 INFO  L137                Inliner]: procedures = 23, calls = 70, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191
[2022-07-22 12:20:14,712 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-07-22 12:20:14,713 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-07-22 12:20:14,714 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-07-22 12:20:14,714 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-07-22 12:20:14,724 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,724 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,728 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,729 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,738 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,742 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,744 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,750 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-07-22 12:20:14,751 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-07-22 12:20:14,751 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-07-22 12:20:14,751 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-07-22 12:20:14,754 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14" (1/1) ...
[2022-07-22 12:20:14,775 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:20:14,801 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:20:14,820 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)
[2022-07-22 12:20:14,830 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
[2022-07-22 12:20:14,895 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-07-22 12:20:14,895 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2022-07-22 12:20:14,895 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2022-07-22 12:20:14,896 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2022-07-22 12:20:14,897 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2022-07-22 12:20:14,897 INFO  L130     BoogieDeclarations]: Found specification of procedure thread3
[2022-07-22 12:20:14,897 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread3
[2022-07-22 12:20:14,897 INFO  L130     BoogieDeclarations]: Found specification of procedure thread4
[2022-07-22 12:20:14,899 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread4
[2022-07-22 12:20:14,900 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2022-07-22 12:20:14,900 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-07-22 12:20:14,901 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2022-07-22 12:20:14,901 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2022-07-22 12:20:14,905 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2022-07-22 12:20:14,906 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-07-22 12:20:14,906 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-07-22 12:20:14,906 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2022-07-22 12:20:14,906 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-07-22 12:20:14,908 WARN  L208             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-07-22 12:20:15,086 INFO  L234             CfgBuilder]: Building ICFG
[2022-07-22 12:20:15,091 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-07-22 12:20:15,484 INFO  L275             CfgBuilder]: Performing block encoding
[2022-07-22 12:20:15,640 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-07-22 12:20:15,640 INFO  L299             CfgBuilder]: Removed 0 assume(true) statements.
[2022-07-22 12:20:15,644 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:20:15 BoogieIcfgContainer
[2022-07-22 12:20:15,644 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-07-22 12:20:15,646 INFO  L113        PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2022-07-22 12:20:15,646 INFO  L271        PluginConnector]: Initializing BuchiAutomizer...
[2022-07-22 12:20:15,650 INFO  L275        PluginConnector]: BuchiAutomizer initialized
[2022-07-22 12:20:15,651 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-07-22 12:20:15,652 INFO  L185        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 12:20:14" (1/3) ...
[2022-07-22 12:20:15,653 INFO  L205        PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3668b7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:20:15, skipping insertion in model container
[2022-07-22 12:20:15,653 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-07-22 12:20:15,653 INFO  L185        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:20:14" (2/3) ...
[2022-07-22 12:20:15,654 INFO  L205        PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3668b7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:20:15, skipping insertion in model container
[2022-07-22 12:20:15,654 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-07-22 12:20:15,654 INFO  L185        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:20:15" (3/3) ...
[2022-07-22 12:20:15,656 INFO  L322   chiAutomizerObserver]: Analyzing ICFG parallel-ticket-4.wvr.c
[2022-07-22 12:20:15,830 INFO  L144    ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions.
[2022-07-22 12:20:15,879 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 145 places, 138 transitions, 308 flow
[2022-07-22 12:20:15,944 INFO  L129       PetriNetUnfolder]: 2/130 cut-off events.
[2022-07-22 12:20:15,945 INFO  L130       PetriNetUnfolder]: For 4/4 co-relation queries the response was YES.
[2022-07-22 12:20:15,949 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 147 conditions, 130 events. 2/130 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 56 event pairs, 0 based on Foata normal form. 0/128 useless extension candidates. Maximal degree in co-relation 94. Up to 2 conditions per place. 
[2022-07-22 12:20:15,949 INFO  L82        GeneralOperation]: Start removeDead. Operand has 145 places, 138 transitions, 308 flow
[2022-07-22 12:20:15,958 INFO  L88        GeneralOperation]: Finished RemoveDead, result has has 141 places, 130 transitions, 284 flow
[2022-07-22 12:20:15,963 INFO  L115   etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation.
[2022-07-22 12:20:15,980 INFO  L131   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 141 places, 130 transitions, 284 flow
[2022-07-22 12:20:15,984 INFO  L110        LiptonReduction]: Starting Lipton reduction on Petri net that has 141 places, 130 transitions, 284 flow
[2022-07-22 12:20:15,985 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 141 places, 130 transitions, 284 flow
[2022-07-22 12:20:16,023 INFO  L129       PetriNetUnfolder]: 2/130 cut-off events.
[2022-07-22 12:20:16,023 INFO  L130       PetriNetUnfolder]: For 4/4 co-relation queries the response was YES.
[2022-07-22 12:20:16,024 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 147 conditions, 130 events. 2/130 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 52 event pairs, 0 based on Foata normal form. 0/128 useless extension candidates. Maximal degree in co-relation 94. Up to 2 conditions per place. 
[2022-07-22 12:20:16,027 INFO  L116        LiptonReduction]: Number of co-enabled transitions 1302
[2022-07-22 12:20:22,401 INFO  L131        LiptonReduction]: Checked pairs total: 3296
[2022-07-22 12:20:22,402 INFO  L133        LiptonReduction]: Total number of compositions: 119
[2022-07-22 12:20:22,427 INFO  L300   stractBuchiCegarLoop]: Interprodecural is true
[2022-07-22 12:20:22,427 INFO  L301   stractBuchiCegarLoop]: Hoare is false
[2022-07-22 12:20:22,427 INFO  L302   stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2022-07-22 12:20:22,428 INFO  L303   stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2022-07-22 12:20:22,428 INFO  L304   stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2022-07-22 12:20:22,428 INFO  L305   stractBuchiCegarLoop]: Difference is false
[2022-07-22 12:20:22,428 INFO  L306   stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2022-07-22 12:20:22,428 INFO  L310   stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2022-07-22 12:20:22,431 INFO  L72            BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states
[2022-07-22 12:20:22,582 INFO  L131   ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2022-07-22 12:20:22,582 INFO  L87            BuchiIsEmpty]: Finished buchiIsEmpty Result is true
[2022-07-22 12:20:22,590 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.07 12:20:22 BoogieIcfgContainer
[2022-07-22 12:20:22,590 INFO  L132        PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2022-07-22 12:20:22,593 INFO  L158              Benchmark]: Toolchain (without parser) took 8273.55ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 133.6MB in the beginning and 142.2MB in the end (delta: -8.6MB). Peak memory consumption was 24.4MB. Max. memory is 8.0GB.
[2022-07-22 12:20:22,596 INFO  L158              Benchmark]: CDTParser took 0.28ms. Allocated memory is still 157.3MB. Free memory is still 139.5MB. There was no memory consumed. Max. memory is 8.0GB.
[2022-07-22 12:20:22,597 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 327.20ms. Allocated memory is still 157.3MB. Free memory was 133.4MB in the beginning and 122.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB.
[2022-07-22 12:20:22,598 INFO  L158              Benchmark]: Boogie Procedure Inliner took 60.65ms. Allocated memory is still 157.3MB. Free memory was 122.4MB in the beginning and 120.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-07-22 12:20:22,600 INFO  L158              Benchmark]: Boogie Preprocessor took 36.72ms. Allocated memory is still 157.3MB. Free memory was 120.3MB in the beginning and 118.9MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
[2022-07-22 12:20:22,602 INFO  L158              Benchmark]: RCFGBuilder took 893.43ms. Allocated memory is still 157.3MB. Free memory was 118.9MB in the beginning and 99.4MB in the end (delta: 19.6MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB.
[2022-07-22 12:20:22,604 INFO  L158              Benchmark]: BuchiAutomizer took 6944.68ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 99.1MB in the beginning and 142.2MB in the end (delta: -43.1MB). There was no memory consumed. Max. memory is 8.0GB.
[2022-07-22 12:20:22,613 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.28ms. Allocated memory is still 157.3MB. Free memory is still 139.5MB. There was no memory consumed. Max. memory is 8.0GB.
 * CACSL2BoogieTranslator took 327.20ms. Allocated memory is still 157.3MB. Free memory was 133.4MB in the beginning and 122.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB.
 * Boogie Procedure Inliner took 60.65ms. Allocated memory is still 157.3MB. Free memory was 122.4MB in the beginning and 120.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
 * Boogie Preprocessor took 36.72ms. Allocated memory is still 157.3MB. Free memory was 120.3MB in the beginning and 118.9MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
 * RCFGBuilder took 893.43ms. Allocated memory is still 157.3MB. Free memory was 118.9MB in the beginning and 99.4MB in the end (delta: 19.6MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB.
 * BuchiAutomizer took 6944.68ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 99.1MB in the beginning and 142.2MB in the end (delta: -43.1MB). 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 6.7s 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: 6.5s
  - TerminationAnalysisResult: Termination proven
    Buchi Automizer proved that your program is terminating
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    Lipton Reduction Statistics: ReductionTime: 6.4s, 141 PlacesBefore, 39 PlacesAfterwards, 130 TransitionsBefore, 26 TransitionsAfterwards, 1302 CoEnabledTransitionPairs, 8 FixpointIterations, 72 TrivialSequentialCompositions, 33 ConcurrentSequentialCompositions, 12 TrivialYvCompositions, 0 ConcurrentYvCompositions, 2 ChoiceCompositions, 119 TotalNumberOfCompositions, 3296 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1649, positive: 1531, positive conditional: 0, positive unconditional: 1531, negative: 118, negative conditional: 0, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 894, positive: 862, positive conditional: 0, positive unconditional: 862, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 894, positive: 832, positive conditional: 0, positive unconditional: 832, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 64, positive conditional: 0, positive unconditional: 64, negative: 141, negative conditional: 0, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 1649, positive: 669, positive conditional: 0, positive unconditional: 669, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 894, unknown conditional: 0, unknown unconditional: 894] , Statistics on independence cache: Total cache size (in pairs): 97, Positive cache size: 85, Positive conditional cache size: 0, Positive unconditional cache size: 85, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12
RESULT: Ultimate proved your program to be correct!
[2022-07-22 12:20:22,686 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...