./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 509c3c8c1895397e4c0d03f6462ad0ca0ed3ce99b40d08b775ab8473dba5ee1f --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-31 00:04:22,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 00:04:22,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 00:04:22,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 00:04:22,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 00:04:22,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 00:04:22,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 00:04:22,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 00:04:22,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 00:04:22,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 00:04:22,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 00:04:22,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 00:04:22,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 00:04:22,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 00:04:22,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 00:04:22,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 00:04:22,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 00:04:22,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 00:04:22,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 00:04:22,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 00:04:22,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 00:04:22,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 00:04:22,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 00:04:22,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 00:04:22,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 00:04:22,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 00:04:22,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 00:04:22,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 00:04:22,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 00:04:22,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 00:04:22,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 00:04:22,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 00:04:22,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 00:04:22,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 00:04:22,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 00:04:22,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 00:04:22,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 00:04:22,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 00:04:22,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 00:04:22,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 00:04:22,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 00:04:22,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-31 00:04:23,038 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 00:04:23,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 00:04:23,039 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 00:04:23,039 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 00:04:23,040 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 00:04:23,041 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 00:04:23,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 00:04:23,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 00:04:23,041 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 00:04:23,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 00:04:23,042 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 00:04:23,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 00:04:23,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 00:04:23,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 00:04:23,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 00:04:23,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 00:04:23,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 00:04:23,044 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 00:04:23,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 00:04:23,044 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 00:04:23,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 00:04:23,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 00:04:23,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 00:04:23,045 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 00:04:23,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 00:04:23,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 00:04:23,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 00:04:23,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 00:04:23,046 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 00:04:23,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 00:04:23,046 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 00:04:23,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 00:04:23,047 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 00:04:23,047 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 00:04:23,047 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 00:04:23,047 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 509c3c8c1895397e4c0d03f6462ad0ca0ed3ce99b40d08b775ab8473dba5ee1f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-31 00:04:23,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 00:04:23,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 00:04:23,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 00:04:23,411 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 00:04:23,412 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 00:04:23,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2023-08-31 00:04:24,701 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 00:04:25,019 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 00:04:25,019 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2023-08-31 00:04:25,046 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f46db875c/47bb2a36249a41daac02eacc2fabdfc5/FLAG99a8d4fd9 [2023-08-31 00:04:25,059 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f46db875c/47bb2a36249a41daac02eacc2fabdfc5 [2023-08-31 00:04:25,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 00:04:25,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 00:04:25,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 00:04:25,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 00:04:25,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 00:04:25,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:25,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3396c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25, skipping insertion in model container [2023-08-31 00:04:25,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:25,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 00:04:25,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 00:04:25,294 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-31 00:04:25,603 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39095,39108] [2023-08-31 00:04:25,609 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39180,39193] [2023-08-31 00:04:25,611 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39232,39245] [2023-08-31 00:04:25,691 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49388,49401] [2023-08-31 00:04:25,693 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49437,49450] [2023-08-31 00:04:25,695 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49565,49578] [2023-08-31 00:04:25,696 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49623,49636] [2023-08-31 00:04:25,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 00:04:25,716 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 00:04:25,728 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-31 00:04:25,755 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39095,39108] [2023-08-31 00:04:25,761 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39180,39193] [2023-08-31 00:04:25,762 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39232,39245] [2023-08-31 00:04:25,770 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49388,49401] [2023-08-31 00:04:25,774 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49437,49450] [2023-08-31 00:04:25,778 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49565,49578] [2023-08-31 00:04:25,779 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49623,49636] [2023-08-31 00:04:25,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 00:04:25,861 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 00:04:25,868 INFO L208 MainTranslator]: Completed translation [2023-08-31 00:04:25,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25 WrapperNode [2023-08-31 00:04:25,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 00:04:25,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 00:04:25,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 00:04:25,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 00:04:25,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:25,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:25,955 INFO L138 Inliner]: procedures = 310, calls = 70, calls flagged for inlining = 10, calls inlined = 8, statements flattened = 203 [2023-08-31 00:04:25,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 00:04:25,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 00:04:25,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 00:04:25,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 00:04:25,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:25,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:25,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:25,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:25,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:26,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:26,004 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:26,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:26,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 00:04:26,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 00:04:26,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 00:04:26,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 00:04:26,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (1/1) ... [2023-08-31 00:04:26,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 00:04:26,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 00:04:26,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-31 00:04:26,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-31 00:04:26,082 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2023-08-31 00:04:26,082 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2023-08-31 00:04:26,082 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2023-08-31 00:04:26,083 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2023-08-31 00:04:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 00:04:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 00:04:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-31 00:04:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 00:04:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-31 00:04:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 00:04:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 00:04:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 00:04:26,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 00:04:26,084 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-31 00:04:26,213 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 00:04:26,215 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 00:04:26,558 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 00:04:26,567 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 00:04:26,567 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-31 00:04:26,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 12:04:26 BoogieIcfgContainer [2023-08-31 00:04:26,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 00:04:26,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 00:04:26,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 00:04:26,574 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 00:04:26,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 12:04:25" (1/3) ... [2023-08-31 00:04:26,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@282c8b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 12:04:26, skipping insertion in model container [2023-08-31 00:04:26,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:04:25" (2/3) ... [2023-08-31 00:04:26,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@282c8b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 12:04:26, skipping insertion in model container [2023-08-31 00:04:26,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 12:04:26" (3/3) ... [2023-08-31 00:04:26,577 INFO L112 eAbstractionObserver]: Analyzing ICFG ring_2w1r-1.i [2023-08-31 00:04:26,584 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 00:04:26,592 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 00:04:26,593 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-31 00:04:26,593 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 00:04:26,752 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-31 00:04:26,791 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 207 places, 217 transitions, 450 flow [2023-08-31 00:04:26,884 INFO L130 PetriNetUnfolder]: 17/215 cut-off events. [2023-08-31 00:04:26,885 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-31 00:04:26,896 INFO L83 FinitePrefix]: Finished finitePrefix Result has 224 conditions, 215 events. 17/215 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 447 event pairs, 0 based on Foata normal form. 0/194 useless extension candidates. Maximal degree in co-relation 169. Up to 2 conditions per place. [2023-08-31 00:04:26,897 INFO L82 GeneralOperation]: Start removeDead. Operand has 207 places, 217 transitions, 450 flow [2023-08-31 00:04:26,908 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 195 places, 205 transitions, 419 flow [2023-08-31 00:04:26,912 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 00:04:26,930 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 195 places, 205 transitions, 419 flow [2023-08-31 00:04:26,938 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 195 places, 205 transitions, 419 flow [2023-08-31 00:04:26,939 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 195 places, 205 transitions, 419 flow [2023-08-31 00:04:26,991 INFO L130 PetriNetUnfolder]: 17/205 cut-off events. [2023-08-31 00:04:26,997 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-31 00:04:27,003 INFO L83 FinitePrefix]: Finished finitePrefix Result has 213 conditions, 205 events. 17/205 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 405 event pairs, 0 based on Foata normal form. 0/184 useless extension candidates. Maximal degree in co-relation 169. Up to 2 conditions per place. [2023-08-31 00:04:27,011 INFO L119 LiptonReduction]: Number of co-enabled transitions 16824 [2023-08-31 00:04:31,974 INFO L134 LiptonReduction]: Checked pairs total: 29990 [2023-08-31 00:04:31,974 INFO L136 LiptonReduction]: Total number of compositions: 183 [2023-08-31 00:04:31,987 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-31 00:04:31,993 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5a2d82e0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-31 00:04:31,993 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-08-31 00:04:32,008 INFO L130 PetriNetUnfolder]: 8/49 cut-off events. [2023-08-31 00:04:32,008 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-31 00:04:32,008 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:04:32,009 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:04:32,009 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:04:32,014 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:04:32,014 INFO L85 PathProgramCache]: Analyzing trace with hash 450394825, now seen corresponding path program 1 times [2023-08-31 00:04:32,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:04:32,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687070079] [2023-08-31 00:04:32,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:04:32,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:04:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:04:33,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:04:33,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:04:33,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687070079] [2023-08-31 00:04:33,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687070079] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:04:33,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:04:33,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 00:04:33,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291819206] [2023-08-31 00:04:33,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:04:33,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 00:04:33,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:04:33,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 00:04:33,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-08-31 00:04:33,584 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 400 [2023-08-31 00:04:33,587 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 59 transitions, 127 flow. Second operand has 6 states, 6 states have (on average 186.5) internal successors, (1119), 6 states have internal predecessors, (1119), 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) [2023-08-31 00:04:33,588 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:04:33,588 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 400 [2023-08-31 00:04:33,589 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:04:34,221 INFO L130 PetriNetUnfolder]: 2973/4321 cut-off events. [2023-08-31 00:04:34,221 INFO L131 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2023-08-31 00:04:34,226 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8537 conditions, 4321 events. 2973/4321 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 155. Compared 21137 event pairs, 2033 based on Foata normal form. 484/3573 useless extension candidates. Maximal degree in co-relation 8451. Up to 4159 conditions per place. [2023-08-31 00:04:34,248 INFO L137 encePairwiseOnDemand]: 389/400 looper letters, 36 selfloop transitions, 8 changer transitions 5/61 dead transitions. [2023-08-31 00:04:34,248 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 61 transitions, 229 flow [2023-08-31 00:04:34,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 00:04:34,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 00:04:34,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1165 transitions. [2023-08-31 00:04:34,264 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48541666666666666 [2023-08-31 00:04:34,265 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1165 transitions. [2023-08-31 00:04:34,265 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1165 transitions. [2023-08-31 00:04:34,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:04:34,270 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1165 transitions. [2023-08-31 00:04:34,276 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 194.16666666666666) internal successors, (1165), 6 states have internal predecessors, (1165), 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) [2023-08-31 00:04:34,284 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 400.0) internal successors, (2800), 7 states have internal predecessors, (2800), 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) [2023-08-31 00:04:34,303 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 400.0) internal successors, (2800), 7 states have internal predecessors, (2800), 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) [2023-08-31 00:04:34,305 INFO L175 Difference]: Start difference. First operand has 55 places, 59 transitions, 127 flow. Second operand 6 states and 1165 transitions. [2023-08-31 00:04:34,306 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 61 transitions, 229 flow [2023-08-31 00:04:34,309 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 61 transitions, 224 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-08-31 00:04:34,311 INFO L231 Difference]: Finished difference. Result has 60 places, 56 transitions, 149 flow [2023-08-31 00:04:34,312 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=114, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=149, PETRI_PLACES=60, PETRI_TRANSITIONS=56} [2023-08-31 00:04:34,315 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 5 predicate places. [2023-08-31 00:04:34,315 INFO L495 AbstractCegarLoop]: Abstraction has has 60 places, 56 transitions, 149 flow [2023-08-31 00:04:34,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 186.5) internal successors, (1119), 6 states have internal predecessors, (1119), 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) [2023-08-31 00:04:34,316 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:04:34,317 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:04:34,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-31 00:04:34,317 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:04:34,318 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:04:34,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1246562778, now seen corresponding path program 1 times [2023-08-31 00:04:34,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:04:34,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325506728] [2023-08-31 00:04:34,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:04:34,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:04:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:04:34,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:04:34,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:04:34,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325506728] [2023-08-31 00:04:34,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325506728] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:04:34,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:04:34,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-31 00:04:34,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383496576] [2023-08-31 00:04:34,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:04:34,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-08-31 00:04:34,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:04:34,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-08-31 00:04:34,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-08-31 00:04:35,368 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 183 out of 400 [2023-08-31 00:04:35,369 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 56 transitions, 149 flow. Second operand has 7 states, 7 states have (on average 184.42857142857142) internal successors, (1291), 7 states have internal predecessors, (1291), 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) [2023-08-31 00:04:35,369 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:04:35,369 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 183 of 400 [2023-08-31 00:04:35,369 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:04:36,056 INFO L130 PetriNetUnfolder]: 3466/5008 cut-off events. [2023-08-31 00:04:36,056 INFO L131 PetriNetUnfolder]: For 401/425 co-relation queries the response was YES. [2023-08-31 00:04:36,063 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10457 conditions, 5008 events. 3466/5008 cut-off events. For 401/425 co-relation queries the response was YES. Maximal size of possible extension queue 180. Compared 24267 event pairs, 813 based on Foata normal form. 0/3717 useless extension candidates. Maximal degree in co-relation 9653. Up to 3842 conditions per place. [2023-08-31 00:04:36,086 INFO L137 encePairwiseOnDemand]: 388/400 looper letters, 82 selfloop transitions, 18 changer transitions 0/112 dead transitions. [2023-08-31 00:04:36,086 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 112 transitions, 477 flow [2023-08-31 00:04:36,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 00:04:36,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 00:04:36,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1196 transitions. [2023-08-31 00:04:36,090 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49833333333333335 [2023-08-31 00:04:36,090 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1196 transitions. [2023-08-31 00:04:36,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1196 transitions. [2023-08-31 00:04:36,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:04:36,092 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1196 transitions. [2023-08-31 00:04:36,094 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 199.33333333333334) internal successors, (1196), 6 states have internal predecessors, (1196), 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) [2023-08-31 00:04:36,099 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 400.0) internal successors, (2800), 7 states have internal predecessors, (2800), 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) [2023-08-31 00:04:36,100 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 400.0) internal successors, (2800), 7 states have internal predecessors, (2800), 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) [2023-08-31 00:04:36,100 INFO L175 Difference]: Start difference. First operand has 60 places, 56 transitions, 149 flow. Second operand 6 states and 1196 transitions. [2023-08-31 00:04:36,100 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 112 transitions, 477 flow [2023-08-31 00:04:36,107 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 112 transitions, 467 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-08-31 00:04:36,109 INFO L231 Difference]: Finished difference. Result has 61 places, 68 transitions, 247 flow [2023-08-31 00:04:36,110 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=139, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=247, PETRI_PLACES=61, PETRI_TRANSITIONS=68} [2023-08-31 00:04:36,110 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 6 predicate places. [2023-08-31 00:04:36,111 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 68 transitions, 247 flow [2023-08-31 00:04:36,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 184.42857142857142) internal successors, (1291), 7 states have internal predecessors, (1291), 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) [2023-08-31 00:04:36,112 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:04:36,112 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:04:36,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-31 00:04:36,112 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:04:36,115 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:04:36,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1513644026, now seen corresponding path program 2 times [2023-08-31 00:04:36,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:04:36,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485928112] [2023-08-31 00:04:36,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:04:36,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:04:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:04:36,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:04:36,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:04:36,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485928112] [2023-08-31 00:04:36,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485928112] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:04:36,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:04:36,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-31 00:04:36,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040610623] [2023-08-31 00:04:36,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:04:36,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-08-31 00:04:36,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:04:36,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-08-31 00:04:36,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-08-31 00:04:37,212 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 183 out of 400 [2023-08-31 00:04:37,214 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 68 transitions, 247 flow. Second operand has 7 states, 7 states have (on average 184.42857142857142) internal successors, (1291), 7 states have internal predecessors, (1291), 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) [2023-08-31 00:04:37,214 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:04:37,214 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 183 of 400 [2023-08-31 00:04:37,214 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:04:37,896 INFO L130 PetriNetUnfolder]: 2928/4401 cut-off events. [2023-08-31 00:04:37,896 INFO L131 PetriNetUnfolder]: For 1559/1708 co-relation queries the response was YES. [2023-08-31 00:04:37,904 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10224 conditions, 4401 events. 2928/4401 cut-off events. For 1559/1708 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 21179 event pairs, 818 based on Foata normal form. 14/3347 useless extension candidates. Maximal degree in co-relation 9785. Up to 3609 conditions per place. [2023-08-31 00:04:37,927 INFO L137 encePairwiseOnDemand]: 392/400 looper letters, 77 selfloop transitions, 17 changer transitions 0/106 dead transitions. [2023-08-31 00:04:37,927 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 106 transitions, 516 flow [2023-08-31 00:04:37,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 00:04:37,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 00:04:37,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1187 transitions. [2023-08-31 00:04:37,931 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4945833333333333 [2023-08-31 00:04:37,931 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1187 transitions. [2023-08-31 00:04:37,931 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1187 transitions. [2023-08-31 00:04:37,932 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:04:37,932 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1187 transitions. [2023-08-31 00:04:37,934 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 197.83333333333334) internal successors, (1187), 6 states have internal predecessors, (1187), 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) [2023-08-31 00:04:37,938 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 400.0) internal successors, (2800), 7 states have internal predecessors, (2800), 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) [2023-08-31 00:04:37,939 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 400.0) internal successors, (2800), 7 states have internal predecessors, (2800), 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) [2023-08-31 00:04:37,939 INFO L175 Difference]: Start difference. First operand has 61 places, 68 transitions, 247 flow. Second operand 6 states and 1187 transitions. [2023-08-31 00:04:37,939 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 106 transitions, 516 flow [2023-08-31 00:04:37,952 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 106 transitions, 498 flow, removed 8 selfloop flow, removed 1 redundant places. [2023-08-31 00:04:37,954 INFO L231 Difference]: Finished difference. Result has 66 places, 68 transitions, 277 flow [2023-08-31 00:04:37,955 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=216, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=277, PETRI_PLACES=66, PETRI_TRANSITIONS=68} [2023-08-31 00:04:37,956 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 11 predicate places. [2023-08-31 00:04:37,956 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 68 transitions, 277 flow [2023-08-31 00:04:37,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 184.42857142857142) internal successors, (1291), 7 states have internal predecessors, (1291), 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) [2023-08-31 00:04:37,958 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:04:37,958 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:04:37,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-31 00:04:37,959 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:04:37,959 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:04:37,959 INFO L85 PathProgramCache]: Analyzing trace with hash -692155212, now seen corresponding path program 1 times [2023-08-31 00:04:37,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:04:37,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633708918] [2023-08-31 00:04:37,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:04:37,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:04:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:04:39,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:04:39,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:04:39,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633708918] [2023-08-31 00:04:39,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633708918] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:04:39,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:04:39,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:04:39,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985571175] [2023-08-31 00:04:39,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:04:39,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 00:04:39,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:04:39,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 00:04:39,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2023-08-31 00:04:40,985 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-08-31 00:04:40,988 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 68 transitions, 277 flow. Second operand has 14 states, 14 states have (on average 177.21428571428572) internal successors, (2481), 14 states have internal predecessors, (2481), 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) [2023-08-31 00:04:40,991 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:04:40,991 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-08-31 00:04:40,991 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:04:43,068 INFO L130 PetriNetUnfolder]: 3865/5962 cut-off events. [2023-08-31 00:04:43,068 INFO L131 PetriNetUnfolder]: For 3899/3945 co-relation queries the response was YES. [2023-08-31 00:04:43,082 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14570 conditions, 5962 events. 3865/5962 cut-off events. For 3899/3945 co-relation queries the response was YES. Maximal size of possible extension queue 170. Compared 31344 event pairs, 918 based on Foata normal form. 11/4674 useless extension candidates. Maximal degree in co-relation 11560. Up to 4133 conditions per place. [2023-08-31 00:04:43,182 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 160 selfloop transitions, 80 changer transitions 0/251 dead transitions. [2023-08-31 00:04:43,183 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 251 transitions, 1499 flow [2023-08-31 00:04:43,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-08-31 00:04:43,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2023-08-31 00:04:43,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 3916 transitions. [2023-08-31 00:04:43,193 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4661904761904762 [2023-08-31 00:04:43,193 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 3916 transitions. [2023-08-31 00:04:43,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 3916 transitions. [2023-08-31 00:04:43,195 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:04:43,195 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 3916 transitions. [2023-08-31 00:04:43,203 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 186.47619047619048) internal successors, (3916), 21 states have internal predecessors, (3916), 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) [2023-08-31 00:04:43,217 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 400.0) internal successors, (8800), 22 states have internal predecessors, (8800), 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) [2023-08-31 00:04:43,221 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 400.0) internal successors, (8800), 22 states have internal predecessors, (8800), 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) [2023-08-31 00:04:43,222 INFO L175 Difference]: Start difference. First operand has 66 places, 68 transitions, 277 flow. Second operand 21 states and 3916 transitions. [2023-08-31 00:04:43,223 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 251 transitions, 1499 flow [2023-08-31 00:04:43,242 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 251 transitions, 1446 flow, removed 3 selfloop flow, removed 3 redundant places. [2023-08-31 00:04:43,246 INFO L231 Difference]: Finished difference. Result has 87 places, 137 transitions, 962 flow [2023-08-31 00:04:43,247 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=257, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=962, PETRI_PLACES=87, PETRI_TRANSITIONS=137} [2023-08-31 00:04:43,248 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 32 predicate places. [2023-08-31 00:04:43,249 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 137 transitions, 962 flow [2023-08-31 00:04:43,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 177.21428571428572) internal successors, (2481), 14 states have internal predecessors, (2481), 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) [2023-08-31 00:04:43,249 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:04:43,250 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:04:43,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-31 00:04:43,250 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:04:43,250 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:04:43,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1745966132, now seen corresponding path program 2 times [2023-08-31 00:04:43,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:04:43,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542459641] [2023-08-31 00:04:43,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:04:43,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:04:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:04:44,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:04:44,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:04:44,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542459641] [2023-08-31 00:04:44,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542459641] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:04:44,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:04:44,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 00:04:44,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025894471] [2023-08-31 00:04:44,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:04:44,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-31 00:04:44,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:04:44,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-31 00:04:44,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-08-31 00:04:45,633 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-08-31 00:04:45,635 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 137 transitions, 962 flow. Second operand has 13 states, 13 states have (on average 177.30769230769232) internal successors, (2305), 13 states have internal predecessors, (2305), 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) [2023-08-31 00:04:45,635 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:04:45,635 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-08-31 00:04:45,635 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:04:47,187 INFO L130 PetriNetUnfolder]: 4153/6380 cut-off events. [2023-08-31 00:04:47,187 INFO L131 PetriNetUnfolder]: For 11308/12495 co-relation queries the response was YES. [2023-08-31 00:04:47,202 INFO L83 FinitePrefix]: Finished finitePrefix Result has 19310 conditions, 6380 events. 4153/6380 cut-off events. For 11308/12495 co-relation queries the response was YES. Maximal size of possible extension queue 211. Compared 33977 event pairs, 814 based on Foata normal form. 146/5527 useless extension candidates. Maximal degree in co-relation 15537. Up to 4205 conditions per place. [2023-08-31 00:04:47,229 INFO L137 encePairwiseOnDemand]: 385/400 looper letters, 155 selfloop transitions, 125 changer transitions 0/291 dead transitions. [2023-08-31 00:04:47,230 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 291 transitions, 2243 flow [2023-08-31 00:04:47,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-08-31 00:04:47,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2023-08-31 00:04:47,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 3007 transitions. [2023-08-31 00:04:47,239 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46984375 [2023-08-31 00:04:47,240 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 3007 transitions. [2023-08-31 00:04:47,240 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 3007 transitions. [2023-08-31 00:04:47,243 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:04:47,244 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 3007 transitions. [2023-08-31 00:04:47,251 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 187.9375) internal successors, (3007), 16 states have internal predecessors, (3007), 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) [2023-08-31 00:04:47,262 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 400.0) internal successors, (6800), 17 states have internal predecessors, (6800), 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) [2023-08-31 00:04:47,264 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 400.0) internal successors, (6800), 17 states have internal predecessors, (6800), 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) [2023-08-31 00:04:47,264 INFO L175 Difference]: Start difference. First operand has 87 places, 137 transitions, 962 flow. Second operand 16 states and 3007 transitions. [2023-08-31 00:04:47,264 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 291 transitions, 2243 flow [2023-08-31 00:04:47,298 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 291 transitions, 2167 flow, removed 37 selfloop flow, removed 1 redundant places. [2023-08-31 00:04:47,302 INFO L231 Difference]: Finished difference. Result has 109 places, 194 transitions, 1750 flow [2023-08-31 00:04:47,302 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=914, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=73, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=1750, PETRI_PLACES=109, PETRI_TRANSITIONS=194} [2023-08-31 00:04:47,303 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 54 predicate places. [2023-08-31 00:04:47,303 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 194 transitions, 1750 flow [2023-08-31 00:04:47,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 177.30769230769232) internal successors, (2305), 13 states have internal predecessors, (2305), 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) [2023-08-31 00:04:47,305 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:04:47,305 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:04:47,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-31 00:04:47,305 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:04:47,305 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:04:47,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1914934370, now seen corresponding path program 1 times [2023-08-31 00:04:47,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:04:47,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857340903] [2023-08-31 00:04:47,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:04:47,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:04:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:04:48,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:04:48,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:04:48,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857340903] [2023-08-31 00:04:48,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857340903] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:04:48,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:04:48,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 00:04:48,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066487166] [2023-08-31 00:04:48,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:04:48,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-31 00:04:48,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:04:48,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-31 00:04:48,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2023-08-31 00:04:49,400 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 400 [2023-08-31 00:04:49,402 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 194 transitions, 1750 flow. Second operand has 13 states, 13 states have (on average 175.30769230769232) internal successors, (2279), 13 states have internal predecessors, (2279), 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) [2023-08-31 00:04:49,402 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:04:49,402 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 400 [2023-08-31 00:04:49,402 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:04:50,635 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([788] $Ultimate##5-->L820-1: Formula: (and (= |v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33| (select (select |v_#memory_int_219| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|)) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_~r~2#1.base_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23| |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15| |v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) (< |v_reader_twoThread1of1ForFork0_~i~2#1_39| 16)) InVars {reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} OutVars{reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1_29|, reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_ring_empty_~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15|, reader_twoThread1of1ForFork0_ring_empty_#res#1=|v_reader_twoThread1of1ForFork0_ring_empty_#res#1_27|, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} AuxVars[] AssignedVars[reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#res#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset][225], [Black: 255#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= 0 (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 66#L809-2true, writer_fnThread1of1ForFork1InUse, 226#true, Black: 329#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 347#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 221#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 339#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 258#true, Black: 345#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 219#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 327#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 217#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20))), Black: 331#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 341#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 333#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 99#L810-1true, 311#true, Black: 236#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 234#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 17#L820-1true, Black: 238#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 289#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 303#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 301#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 285#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 357#true]) [2023-08-31 00:04:50,636 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2023-08-31 00:04:50,637 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-08-31 00:04:50,637 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-31 00:04:50,637 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-08-31 00:04:50,658 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([788] $Ultimate##5-->L820-1: Formula: (and (= |v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33| (select (select |v_#memory_int_219| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|)) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_~r~2#1.base_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23| |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15| |v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) (< |v_reader_twoThread1of1ForFork0_~i~2#1_39| 16)) InVars {reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} OutVars{reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1_29|, reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_ring_empty_~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15|, reader_twoThread1of1ForFork0_ring_empty_#res#1=|v_reader_twoThread1of1ForFork0_ring_empty_#res#1_27|, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} AuxVars[] AssignedVars[reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#res#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset][225], [Black: 255#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= 0 (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), writer_fnThread1of1ForFork1InUse, 226#true, Black: 329#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 347#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 221#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 339#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 258#true, Black: 345#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 219#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 327#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 217#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20))), Black: 331#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 341#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 333#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 99#L810-1true, 311#true, 5#L843-6true, Black: 236#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 234#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 17#L820-1true, Black: 238#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 289#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 303#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 301#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 285#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 357#true]) [2023-08-31 00:04:50,658 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2023-08-31 00:04:50,658 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-08-31 00:04:50,658 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-08-31 00:04:50,658 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-08-31 00:04:50,687 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([788] $Ultimate##5-->L820-1: Formula: (and (= |v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33| (select (select |v_#memory_int_219| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|)) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_~r~2#1.base_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23| |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15| |v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) (< |v_reader_twoThread1of1ForFork0_~i~2#1_39| 16)) InVars {reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} OutVars{reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1_29|, reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_ring_empty_~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15|, reader_twoThread1of1ForFork0_ring_empty_#res#1=|v_reader_twoThread1of1ForFork0_ring_empty_#res#1_27|, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} AuxVars[] AssignedVars[reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#res#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset][225], [Black: 255#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= 0 (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), writer_fnThread1of1ForFork1InUse, 226#true, Black: 329#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 347#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 221#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), 258#true, Black: 339#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 345#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 219#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 327#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 217#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20))), Black: 331#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 341#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 333#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 99#L810-1true, 73#L810-8true, 311#true, Black: 236#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 234#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 17#L820-1true, Black: 238#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 289#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 303#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 301#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 285#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 357#true]) [2023-08-31 00:04:50,688 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2023-08-31 00:04:50,688 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-08-31 00:04:50,688 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-31 00:04:50,689 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-31 00:04:50,917 INFO L130 PetriNetUnfolder]: 5102/7780 cut-off events. [2023-08-31 00:04:50,918 INFO L131 PetriNetUnfolder]: For 25966/27345 co-relation queries the response was YES. [2023-08-31 00:04:50,934 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27728 conditions, 7780 events. 5102/7780 cut-off events. For 25966/27345 co-relation queries the response was YES. Maximal size of possible extension queue 307. Compared 42156 event pairs, 761 based on Foata normal form. 146/6832 useless extension candidates. Maximal degree in co-relation 26162. Up to 4728 conditions per place. [2023-08-31 00:04:50,971 INFO L137 encePairwiseOnDemand]: 381/400 looper letters, 263 selfloop transitions, 301 changer transitions 0/579 dead transitions. [2023-08-31 00:04:50,971 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 579 transitions, 6676 flow [2023-08-31 00:04:50,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-31 00:04:50,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-31 00:04:50,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 2621 transitions. [2023-08-31 00:04:50,978 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4680357142857143 [2023-08-31 00:04:50,978 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 2621 transitions. [2023-08-31 00:04:50,979 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 2621 transitions. [2023-08-31 00:04:50,980 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:04:50,980 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 2621 transitions. [2023-08-31 00:04:50,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 187.21428571428572) internal successors, (2621), 14 states have internal predecessors, (2621), 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) [2023-08-31 00:04:50,992 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 400.0) internal successors, (6000), 15 states have internal predecessors, (6000), 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) [2023-08-31 00:04:50,994 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 400.0) internal successors, (6000), 15 states have internal predecessors, (6000), 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) [2023-08-31 00:04:50,994 INFO L175 Difference]: Start difference. First operand has 109 places, 194 transitions, 1750 flow. Second operand 14 states and 2621 transitions. [2023-08-31 00:04:50,994 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 579 transitions, 6676 flow [2023-08-31 00:04:51,058 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 579 transitions, 6532 flow, removed 66 selfloop flow, removed 2 redundant places. [2023-08-31 00:04:51,068 INFO L231 Difference]: Finished difference. Result has 128 places, 397 transitions, 5257 flow [2023-08-31 00:04:51,069 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=1710, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=194, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=100, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=5257, PETRI_PLACES=128, PETRI_TRANSITIONS=397} [2023-08-31 00:04:51,071 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 73 predicate places. [2023-08-31 00:04:51,072 INFO L495 AbstractCegarLoop]: Abstraction has has 128 places, 397 transitions, 5257 flow [2023-08-31 00:04:51,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 175.30769230769232) internal successors, (2279), 13 states have internal predecessors, (2279), 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) [2023-08-31 00:04:51,079 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:04:51,079 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:04:51,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-31 00:04:51,080 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:04:51,080 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:04:51,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1995124236, now seen corresponding path program 2 times [2023-08-31 00:04:51,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:04:51,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411702617] [2023-08-31 00:04:51,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:04:51,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:04:51,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:04:51,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:04:51,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:04:51,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411702617] [2023-08-31 00:04:51,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411702617] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:04:51,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:04:51,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 00:04:51,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299468101] [2023-08-31 00:04:51,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:04:51,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-31 00:04:51,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:04:51,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-31 00:04:51,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2023-08-31 00:04:53,128 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 400 [2023-08-31 00:04:53,129 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 128 places, 397 transitions, 5257 flow. Second operand has 13 states, 13 states have (on average 175.30769230769232) internal successors, (2279), 13 states have internal predecessors, (2279), 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) [2023-08-31 00:04:53,130 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:04:53,130 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 400 [2023-08-31 00:04:53,130 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:04:54,857 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([788] $Ultimate##5-->L820-1: Formula: (and (= |v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33| (select (select |v_#memory_int_219| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|)) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_~r~2#1.base_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23| |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15| |v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) (< |v_reader_twoThread1of1ForFork0_~i~2#1_39| 16)) InVars {reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} OutVars{reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1_29|, reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_ring_empty_~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15|, reader_twoThread1of1ForFork0_ring_empty_#res#1=|v_reader_twoThread1of1ForFork0_ring_empty_#res#1_27|, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} AuxVars[] AssignedVars[reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#res#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset][294], [Black: 255#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= 0 (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 381#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 385#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 373#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 371#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 377#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 383#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), writer_fnThread1of1ForFork1InUse, Black: 375#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 226#true, Black: 329#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 347#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 221#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), 439#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 339#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 258#true, Black: 345#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 219#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 327#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 217#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20))), Black: 331#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 341#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 333#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 99#L810-1true, 387#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 311#true, Black: 236#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 57#L812true, 17#L820-1true, Black: 234#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 238#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 289#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 303#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 301#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 285#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|)))]) [2023-08-31 00:04:54,858 INFO L383 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2023-08-31 00:04:54,858 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-08-31 00:04:54,858 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-08-31 00:04:54,858 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-08-31 00:04:54,892 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([788] $Ultimate##5-->L820-1: Formula: (and (= |v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33| (select (select |v_#memory_int_219| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|)) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_~r~2#1.base_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23| |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15| |v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) (< |v_reader_twoThread1of1ForFork0_~i~2#1_39| 16)) InVars {reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} OutVars{reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1_29|, reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_ring_empty_~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15|, reader_twoThread1of1ForFork0_ring_empty_#res#1=|v_reader_twoThread1of1ForFork0_ring_empty_#res#1_27|, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} AuxVars[] AssignedVars[reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#res#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset][283], [Black: 255#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= 0 (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 381#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 385#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 373#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 66#L809-2true, Black: 387#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 371#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 377#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 383#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), writer_fnThread1of1ForFork1InUse, Black: 375#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 226#true, Black: 329#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 347#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 221#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 339#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 258#true, Black: 345#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 219#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 217#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20))), Black: 327#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 331#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 341#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 333#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 99#L810-1true, 399#true, 311#true, Black: 236#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 17#L820-1true, Black: 234#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 238#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 289#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 303#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 301#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 285#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 357#true]) [2023-08-31 00:04:54,893 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2023-08-31 00:04:54,893 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-08-31 00:04:54,893 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-08-31 00:04:54,893 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-31 00:04:54,918 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([788] $Ultimate##5-->L820-1: Formula: (and (= |v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33| (select (select |v_#memory_int_219| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|)) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_~r~2#1.base_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23| |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15| |v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) (< |v_reader_twoThread1of1ForFork0_~i~2#1_39| 16)) InVars {reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} OutVars{reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1_29|, reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_ring_empty_~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15|, reader_twoThread1of1ForFork0_ring_empty_#res#1=|v_reader_twoThread1of1ForFork0_ring_empty_#res#1_27|, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} AuxVars[] AssignedVars[reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#res#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset][283], [Black: 255#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= 0 (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 381#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 385#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 373#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 387#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 371#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 377#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 383#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), writer_fnThread1of1ForFork1InUse, Black: 375#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 226#true, Black: 329#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 347#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 221#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 339#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 258#true, Black: 345#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 219#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 217#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20))), Black: 327#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 331#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 341#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 333#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 99#L810-1true, 399#true, 311#true, 5#L843-6true, Black: 236#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 234#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 17#L820-1true, Black: 238#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 289#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 303#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 301#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 285#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 357#true]) [2023-08-31 00:04:54,918 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2023-08-31 00:04:54,918 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-08-31 00:04:54,918 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-08-31 00:04:54,918 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-08-31 00:04:54,954 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([788] $Ultimate##5-->L820-1: Formula: (and (= |v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33| (select (select |v_#memory_int_219| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|)) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_~r~2#1.base_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23| |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15| |v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) (< |v_reader_twoThread1of1ForFork0_~i~2#1_39| 16)) InVars {reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} OutVars{reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1_29|, reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_ring_empty_~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15|, reader_twoThread1of1ForFork0_ring_empty_#res#1=|v_reader_twoThread1of1ForFork0_ring_empty_#res#1_27|, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} AuxVars[] AssignedVars[reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#res#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset][283], [Black: 255#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= 0 (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 381#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 385#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 373#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 387#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 371#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 377#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 383#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 375#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), writer_fnThread1of1ForFork1InUse, 226#true, Black: 329#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 347#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 221#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 339#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 258#true, Black: 345#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 219#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 217#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20))), Black: 327#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_#in~arg#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 331#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 341#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 333#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 99#L810-1true, 399#true, 73#L810-8true, 311#true, Black: 236#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 234#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 17#L820-1true, Black: 238#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 289#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 303#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 301#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 285#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 357#true]) [2023-08-31 00:04:54,954 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2023-08-31 00:04:54,954 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-31 00:04:54,954 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-31 00:04:54,954 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-08-31 00:04:55,251 INFO L130 PetriNetUnfolder]: 5227/8082 cut-off events. [2023-08-31 00:04:55,251 INFO L131 PetriNetUnfolder]: For 40419/50527 co-relation queries the response was YES. [2023-08-31 00:04:55,343 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35044 conditions, 8082 events. 5227/8082 cut-off events. For 40419/50527 co-relation queries the response was YES. Maximal size of possible extension queue 314. Compared 45326 event pairs, 728 based on Foata normal form. 664/7978 useless extension candidates. Maximal degree in co-relation 33187. Up to 4736 conditions per place. [2023-08-31 00:04:55,382 INFO L137 encePairwiseOnDemand]: 381/400 looper letters, 334 selfloop transitions, 404 changer transitions 0/753 dead transitions. [2023-08-31 00:04:55,383 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 753 transitions, 10180 flow [2023-08-31 00:04:55,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-08-31 00:04:55,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2023-08-31 00:04:55,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3707 transitions. [2023-08-31 00:04:55,391 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.463375 [2023-08-31 00:04:55,392 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3707 transitions. [2023-08-31 00:04:55,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3707 transitions. [2023-08-31 00:04:55,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:04:55,394 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3707 transitions. [2023-08-31 00:04:55,401 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 185.35) internal successors, (3707), 20 states have internal predecessors, (3707), 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) [2023-08-31 00:04:55,411 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 400.0) internal successors, (8400), 21 states have internal predecessors, (8400), 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) [2023-08-31 00:04:55,413 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 400.0) internal successors, (8400), 21 states have internal predecessors, (8400), 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) [2023-08-31 00:04:55,413 INFO L175 Difference]: Start difference. First operand has 128 places, 397 transitions, 5257 flow. Second operand 20 states and 3707 transitions. [2023-08-31 00:04:55,413 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 753 transitions, 10180 flow [2023-08-31 00:04:55,549 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 753 transitions, 10152 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-31 00:04:55,562 INFO L231 Difference]: Finished difference. Result has 152 places, 553 transitions, 8490 flow [2023-08-31 00:04:55,563 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=5245, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=397, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=254, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=8490, PETRI_PLACES=152, PETRI_TRANSITIONS=553} [2023-08-31 00:04:55,565 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 97 predicate places. [2023-08-31 00:04:55,565 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 553 transitions, 8490 flow [2023-08-31 00:04:55,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 175.30769230769232) internal successors, (2279), 13 states have internal predecessors, (2279), 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) [2023-08-31 00:04:55,566 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:04:55,566 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:04:55,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-31 00:04:55,566 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:04:55,566 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:04:55,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1846929490, now seen corresponding path program 3 times [2023-08-31 00:04:55,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:04:55,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916053020] [2023-08-31 00:04:55,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:04:55,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:04:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:04:56,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:04:56,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:04:56,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916053020] [2023-08-31 00:04:56,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916053020] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:04:56,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:04:56,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 00:04:56,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266664709] [2023-08-31 00:04:56,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:04:56,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-31 00:04:56,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:04:56,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-31 00:04:56,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-08-31 00:04:57,530 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 400 [2023-08-31 00:04:57,531 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 553 transitions, 8490 flow. Second operand has 13 states, 13 states have (on average 175.30769230769232) internal successors, (2279), 13 states have internal predecessors, (2279), 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) [2023-08-31 00:04:57,531 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:04:57,531 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 400 [2023-08-31 00:04:57,531 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:04:59,359 INFO L130 PetriNetUnfolder]: 5474/8469 cut-off events. [2023-08-31 00:04:59,359 INFO L131 PetriNetUnfolder]: For 61714/80230 co-relation queries the response was YES. [2023-08-31 00:04:59,380 INFO L83 FinitePrefix]: Finished finitePrefix Result has 43049 conditions, 8469 events. 5474/8469 cut-off events. For 61714/80230 co-relation queries the response was YES. Maximal size of possible extension queue 336. Compared 47243 event pairs, 1054 based on Foata normal form. 300/8179 useless extension candidates. Maximal degree in co-relation 42032. Up to 5022 conditions per place. [2023-08-31 00:04:59,430 INFO L137 encePairwiseOnDemand]: 386/400 looper letters, 202 selfloop transitions, 549 changer transitions 0/766 dead transitions. [2023-08-31 00:04:59,430 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 766 transitions, 12763 flow [2023-08-31 00:04:59,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-08-31 00:04:59,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2023-08-31 00:04:59,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2051 transitions. [2023-08-31 00:04:59,437 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4661363636363636 [2023-08-31 00:04:59,438 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2051 transitions. [2023-08-31 00:04:59,438 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2051 transitions. [2023-08-31 00:04:59,439 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:04:59,439 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2051 transitions. [2023-08-31 00:04:59,443 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 186.45454545454547) internal successors, (2051), 11 states have internal predecessors, (2051), 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) [2023-08-31 00:04:59,448 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 400.0) internal successors, (4800), 12 states have internal predecessors, (4800), 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) [2023-08-31 00:04:59,449 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 400.0) internal successors, (4800), 12 states have internal predecessors, (4800), 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) [2023-08-31 00:04:59,449 INFO L175 Difference]: Start difference. First operand has 152 places, 553 transitions, 8490 flow. Second operand 11 states and 2051 transitions. [2023-08-31 00:04:59,450 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 766 transitions, 12763 flow [2023-08-31 00:04:59,803 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 766 transitions, 12737 flow, removed 12 selfloop flow, removed 1 redundant places. [2023-08-31 00:04:59,819 INFO L231 Difference]: Finished difference. Result has 166 places, 692 transitions, 12342 flow [2023-08-31 00:04:59,820 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=8440, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=550, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=407, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=12342, PETRI_PLACES=166, PETRI_TRANSITIONS=692} [2023-08-31 00:04:59,822 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 111 predicate places. [2023-08-31 00:04:59,823 INFO L495 AbstractCegarLoop]: Abstraction has has 166 places, 692 transitions, 12342 flow [2023-08-31 00:04:59,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 175.30769230769232) internal successors, (2279), 13 states have internal predecessors, (2279), 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) [2023-08-31 00:04:59,824 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:04:59,824 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:04:59,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-31 00:04:59,824 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:04:59,825 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:04:59,825 INFO L85 PathProgramCache]: Analyzing trace with hash -742733248, now seen corresponding path program 3 times [2023-08-31 00:04:59,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:04:59,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999396070] [2023-08-31 00:04:59,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:04:59,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:04:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:05:00,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:05:00,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:05:00,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999396070] [2023-08-31 00:05:00,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999396070] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:05:00,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:05:00,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:05:00,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976049204] [2023-08-31 00:05:00,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:05:00,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 00:05:00,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:05:00,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 00:05:00,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2023-08-31 00:05:02,217 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-08-31 00:05:02,218 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 692 transitions, 12342 flow. Second operand has 14 states, 14 states have (on average 177.21428571428572) internal successors, (2481), 14 states have internal predecessors, (2481), 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) [2023-08-31 00:05:02,218 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:05:02,218 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-08-31 00:05:02,218 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:05:04,904 INFO L130 PetriNetUnfolder]: 6197/9605 cut-off events. [2023-08-31 00:05:04,905 INFO L131 PetriNetUnfolder]: For 100794/121465 co-relation queries the response was YES. [2023-08-31 00:05:04,942 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53730 conditions, 9605 events. 6197/9605 cut-off events. For 100794/121465 co-relation queries the response was YES. Maximal size of possible extension queue 427. Compared 55329 event pairs, 1069 based on Foata normal form. 739/9710 useless extension candidates. Maximal degree in co-relation 52477. Up to 5207 conditions per place. [2023-08-31 00:05:05,005 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 364 selfloop transitions, 596 changer transitions 0/981 dead transitions. [2023-08-31 00:05:05,005 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 981 transitions, 18542 flow [2023-08-31 00:05:05,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-08-31 00:05:05,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2023-08-31 00:05:05,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 3543 transitions. [2023-08-31 00:05:05,013 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4661842105263158 [2023-08-31 00:05:05,013 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 3543 transitions. [2023-08-31 00:05:05,013 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 3543 transitions. [2023-08-31 00:05:05,015 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:05:05,015 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 3543 transitions. [2023-08-31 00:05:05,021 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 186.47368421052633) internal successors, (3543), 19 states have internal predecessors, (3543), 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) [2023-08-31 00:05:05,032 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 400.0) internal successors, (8000), 20 states have internal predecessors, (8000), 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) [2023-08-31 00:05:05,034 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 400.0) internal successors, (8000), 20 states have internal predecessors, (8000), 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) [2023-08-31 00:05:05,035 INFO L175 Difference]: Start difference. First operand has 166 places, 692 transitions, 12342 flow. Second operand 19 states and 3543 transitions. [2023-08-31 00:05:05,035 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 981 transitions, 18542 flow [2023-08-31 00:05:05,583 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 981 transitions, 17200 flow, removed 6 selfloop flow, removed 5 redundant places. [2023-08-31 00:05:05,598 INFO L231 Difference]: Finished difference. Result has 185 places, 852 transitions, 15683 flow [2023-08-31 00:05:05,599 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=11292, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=692, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=438, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=15683, PETRI_PLACES=185, PETRI_TRANSITIONS=852} [2023-08-31 00:05:05,599 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 130 predicate places. [2023-08-31 00:05:05,600 INFO L495 AbstractCegarLoop]: Abstraction has has 185 places, 852 transitions, 15683 flow [2023-08-31 00:05:05,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 177.21428571428572) internal successors, (2481), 14 states have internal predecessors, (2481), 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) [2023-08-31 00:05:05,600 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:05:05,600 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:05:05,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-31 00:05:05,601 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:05:05,601 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:05:05,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1020285268, now seen corresponding path program 4 times [2023-08-31 00:05:05,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:05:05,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627337766] [2023-08-31 00:05:05,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:05:05,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:05:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:05:06,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:05:06,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:05:06,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627337766] [2023-08-31 00:05:06,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627337766] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:05:06,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:05:06,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:05:06,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860808764] [2023-08-31 00:05:06,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:05:06,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 00:05:06,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:05:06,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 00:05:06,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2023-08-31 00:05:07,791 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 400 [2023-08-31 00:05:07,793 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 852 transitions, 15683 flow. Second operand has 14 states, 14 states have (on average 176.21428571428572) internal successors, (2467), 14 states have internal predecessors, (2467), 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) [2023-08-31 00:05:07,793 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:05:07,793 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 400 [2023-08-31 00:05:07,793 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:05:10,938 INFO L130 PetriNetUnfolder]: 6182/9609 cut-off events. [2023-08-31 00:05:10,939 INFO L131 PetriNetUnfolder]: For 116303/143833 co-relation queries the response was YES. [2023-08-31 00:05:10,974 INFO L83 FinitePrefix]: Finished finitePrefix Result has 56026 conditions, 9609 events. 6182/9609 cut-off events. For 116303/143833 co-relation queries the response was YES. Maximal size of possible extension queue 434. Compared 55758 event pairs, 841 based on Foata normal form. 943/9946 useless extension candidates. Maximal degree in co-relation 54846. Up to 5268 conditions per place. [2023-08-31 00:05:11,025 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 389 selfloop transitions, 663 changer transitions 0/1073 dead transitions. [2023-08-31 00:05:11,025 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 204 places, 1073 transitions, 20523 flow [2023-08-31 00:05:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-08-31 00:05:11,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2023-08-31 00:05:11,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3702 transitions. [2023-08-31 00:05:11,032 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46275 [2023-08-31 00:05:11,032 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3702 transitions. [2023-08-31 00:05:11,032 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3702 transitions. [2023-08-31 00:05:11,036 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:05:11,036 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3702 transitions. [2023-08-31 00:05:11,043 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 185.1) internal successors, (3702), 20 states have internal predecessors, (3702), 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) [2023-08-31 00:05:11,052 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 400.0) internal successors, (8400), 21 states have internal predecessors, (8400), 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) [2023-08-31 00:05:11,054 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 400.0) internal successors, (8400), 21 states have internal predecessors, (8400), 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) [2023-08-31 00:05:11,054 INFO L175 Difference]: Start difference. First operand has 185 places, 852 transitions, 15683 flow. Second operand 20 states and 3702 transitions. [2023-08-31 00:05:11,054 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 204 places, 1073 transitions, 20523 flow [2023-08-31 00:05:11,626 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 1073 transitions, 20303 flow, removed 29 selfloop flow, removed 6 redundant places. [2023-08-31 00:05:11,642 INFO L231 Difference]: Finished difference. Result has 202 places, 924 transitions, 18443 flow [2023-08-31 00:05:11,643 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=15463, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=852, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=593, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=255, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=18443, PETRI_PLACES=202, PETRI_TRANSITIONS=924} [2023-08-31 00:05:11,644 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 147 predicate places. [2023-08-31 00:05:11,644 INFO L495 AbstractCegarLoop]: Abstraction has has 202 places, 924 transitions, 18443 flow [2023-08-31 00:05:11,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 176.21428571428572) internal successors, (2467), 14 states have internal predecessors, (2467), 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) [2023-08-31 00:05:11,645 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:05:11,645 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:05:11,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-31 00:05:11,645 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:05:11,645 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:05:11,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1857858993, now seen corresponding path program 1 times [2023-08-31 00:05:11,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:05:11,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80341980] [2023-08-31 00:05:11,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:05:11,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:05:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:05:12,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:05:12,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:05:12,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80341980] [2023-08-31 00:05:12,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80341980] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:05:12,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:05:12,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 00:05:12,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496201183] [2023-08-31 00:05:12,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:05:12,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-31 00:05:12,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:05:12,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-31 00:05:12,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2023-08-31 00:05:13,728 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-08-31 00:05:13,730 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 202 places, 924 transitions, 18443 flow. Second operand has 13 states, 13 states have (on average 177.30769230769232) internal successors, (2305), 13 states have internal predecessors, (2305), 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) [2023-08-31 00:05:13,730 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:05:13,730 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-08-31 00:05:13,730 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:05:17,151 INFO L130 PetriNetUnfolder]: 6234/9802 cut-off events. [2023-08-31 00:05:17,152 INFO L131 PetriNetUnfolder]: For 141005/173406 co-relation queries the response was YES. [2023-08-31 00:05:17,186 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59674 conditions, 9802 events. 6234/9802 cut-off events. For 141005/173406 co-relation queries the response was YES. Maximal size of possible extension queue 460. Compared 57699 event pairs, 930 based on Foata normal form. 1621/10821 useless extension candidates. Maximal degree in co-relation 58477. Up to 4984 conditions per place. [2023-08-31 00:05:17,235 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 402 selfloop transitions, 795 changer transitions 0/1218 dead transitions. [2023-08-31 00:05:17,235 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 1218 transitions, 24699 flow [2023-08-31 00:05:17,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-08-31 00:05:17,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2023-08-31 00:05:17,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 4259 transitions. [2023-08-31 00:05:17,242 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46293478260869564 [2023-08-31 00:05:17,242 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 4259 transitions. [2023-08-31 00:05:17,242 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 4259 transitions. [2023-08-31 00:05:17,243 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:05:17,243 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 4259 transitions. [2023-08-31 00:05:17,250 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 185.17391304347825) internal successors, (4259), 23 states have internal predecessors, (4259), 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) [2023-08-31 00:05:17,262 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 400.0) internal successors, (9600), 24 states have internal predecessors, (9600), 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) [2023-08-31 00:05:17,264 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 400.0) internal successors, (9600), 24 states have internal predecessors, (9600), 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) [2023-08-31 00:05:17,264 INFO L175 Difference]: Start difference. First operand has 202 places, 924 transitions, 18443 flow. Second operand 23 states and 4259 transitions. [2023-08-31 00:05:17,265 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 1218 transitions, 24699 flow [2023-08-31 00:05:17,931 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 212 places, 1218 transitions, 24277 flow, removed 39 selfloop flow, removed 12 redundant places. [2023-08-31 00:05:17,955 INFO L231 Difference]: Finished difference. Result has 218 places, 1019 transitions, 22362 flow [2023-08-31 00:05:17,956 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=18033, PETRI_DIFFERENCE_MINUEND_PLACES=190, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=924, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=702, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=215, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=22362, PETRI_PLACES=218, PETRI_TRANSITIONS=1019} [2023-08-31 00:05:17,957 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 163 predicate places. [2023-08-31 00:05:17,957 INFO L495 AbstractCegarLoop]: Abstraction has has 218 places, 1019 transitions, 22362 flow [2023-08-31 00:05:17,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 177.30769230769232) internal successors, (2305), 13 states have internal predecessors, (2305), 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) [2023-08-31 00:05:17,958 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:05:17,958 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:05:17,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-31 00:05:17,958 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:05:17,958 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:05:17,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1220776986, now seen corresponding path program 1 times [2023-08-31 00:05:17,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:05:17,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696990967] [2023-08-31 00:05:17,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:05:17,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:05:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:05:19,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:05:19,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:05:19,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696990967] [2023-08-31 00:05:19,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696990967] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:05:19,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:05:19,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-08-31 00:05:19,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393997053] [2023-08-31 00:05:19,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:05:19,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-08-31 00:05:19,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:05:19,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-08-31 00:05:19,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2023-08-31 00:05:20,745 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-31 00:05:20,750 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 1019 transitions, 22362 flow. Second operand has 16 states, 16 states have (on average 172.125) internal successors, (2754), 16 states have internal predecessors, (2754), 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) [2023-08-31 00:05:20,750 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:05:20,750 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-31 00:05:20,750 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:05:23,813 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([788] $Ultimate##5-->L820-1: Formula: (and (= |v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33| (select (select |v_#memory_int_219| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|)) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_~r~2#1.base_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23| |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15| |v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) (< |v_reader_twoThread1of1ForFork0_~i~2#1_39| 16)) InVars {reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} OutVars{reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1_29|, reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_ring_empty_~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15|, reader_twoThread1of1ForFork0_ring_empty_#res#1=|v_reader_twoThread1of1ForFork0_ring_empty_#res#1_27|, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} AuxVars[] AssignedVars[reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#res#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset][283], [Black: 609#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 617#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 255#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= 0 (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 629#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 613#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 615#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 381#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 385#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 373#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 387#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 371#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 377#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 383#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 375#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 522#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 510#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 512#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 520#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 99#L810-1true, 399#true, 57#L812true, Black: 289#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 303#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 301#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 285#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 357#true, Black: 417#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 425#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 421#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 423#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 402#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 441#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 439#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 579#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 565#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 575#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 563#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), writer_fnThread1of1ForFork1InUse, 226#true, Black: 221#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 339#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 258#true, Black: 474#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 219#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 217#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20))), Black: 470#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 331#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 478#(and (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0)), Black: 341#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 472#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 485#true, Black: 468#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 333#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 587#true, 311#true, Black: 236#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 536#true, Black: 234#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 17#L820-1true, Black: 238#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 645#true, Black: 627#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|)))]) [2023-08-31 00:05:23,813 INFO L383 tUnfolder$Statistics]: this new event has 33 ancestors and is cut-off event [2023-08-31 00:05:23,813 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-08-31 00:05:23,813 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-08-31 00:05:23,813 INFO L386 tUnfolder$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-08-31 00:05:23,931 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([788] $Ultimate##5-->L820-1: Formula: (and (= |v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33| (select (select |v_#memory_int_219| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|)) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_~r~2#1.base_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23| |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15| |v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) (< |v_reader_twoThread1of1ForFork0_~i~2#1_39| 16)) InVars {reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} OutVars{reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1_29|, reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_ring_empty_~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15|, reader_twoThread1of1ForFork0_ring_empty_#res#1=|v_reader_twoThread1of1ForFork0_ring_empty_#res#1_27|, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} AuxVars[] AssignedVars[reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#res#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset][283], [Black: 609#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 617#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 255#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= 0 (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 629#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 613#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 615#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 381#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 385#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 373#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 387#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 371#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 377#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 383#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 375#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 522#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 510#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 512#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 520#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 99#L810-1true, 83#L812-1true, 399#true, Black: 289#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 303#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 301#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 285#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 357#true, Black: 417#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 425#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 421#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 423#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 402#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 441#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 439#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 579#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 565#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 575#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 563#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), writer_fnThread1of1ForFork1InUse, 226#true, 258#true, Black: 221#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 339#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 474#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 219#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 217#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20))), Black: 470#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 478#(and (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0)), Black: 331#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 341#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 472#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 485#true, Black: 468#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 333#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 587#true, 311#true, Black: 236#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 536#true, Black: 234#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 17#L820-1true, Black: 238#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 645#true, Black: 627#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|)))]) [2023-08-31 00:05:23,932 INFO L383 tUnfolder$Statistics]: this new event has 34 ancestors and is cut-off event [2023-08-31 00:05:23,932 INFO L386 tUnfolder$Statistics]: existing Event has 34 ancestors and is cut-off event [2023-08-31 00:05:23,932 INFO L386 tUnfolder$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-08-31 00:05:23,932 INFO L386 tUnfolder$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-08-31 00:05:25,243 INFO L130 PetriNetUnfolder]: 10052/15366 cut-off events. [2023-08-31 00:05:25,243 INFO L131 PetriNetUnfolder]: For 204790/225023 co-relation queries the response was YES. [2023-08-31 00:05:25,301 INFO L83 FinitePrefix]: Finished finitePrefix Result has 89717 conditions, 15366 events. 10052/15366 cut-off events. For 204790/225023 co-relation queries the response was YES. Maximal size of possible extension queue 486. Compared 89670 event pairs, 1562 based on Foata normal form. 1487/15599 useless extension candidates. Maximal degree in co-relation 88511. Up to 5454 conditions per place. [2023-08-31 00:05:25,366 INFO L137 encePairwiseOnDemand]: 383/400 looper letters, 878 selfloop transitions, 376 changer transitions 0/1286 dead transitions. [2023-08-31 00:05:25,366 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 235 places, 1286 transitions, 27126 flow [2023-08-31 00:05:25,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-31 00:05:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-31 00:05:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3344 transitions. [2023-08-31 00:05:25,369 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46444444444444444 [2023-08-31 00:05:25,370 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3344 transitions. [2023-08-31 00:05:25,370 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3344 transitions. [2023-08-31 00:05:25,370 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:05:25,371 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3344 transitions. [2023-08-31 00:05:25,373 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 185.77777777777777) internal successors, (3344), 18 states have internal predecessors, (3344), 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) [2023-08-31 00:05:25,377 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:05:25,377 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:05:25,377 INFO L175 Difference]: Start difference. First operand has 218 places, 1019 transitions, 22362 flow. Second operand 18 states and 3344 transitions. [2023-08-31 00:05:25,377 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 235 places, 1286 transitions, 27126 flow [2023-08-31 00:05:26,630 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 226 places, 1286 transitions, 26761 flow, removed 45 selfloop flow, removed 9 redundant places. [2023-08-31 00:05:26,651 INFO L231 Difference]: Finished difference. Result has 233 places, 1063 transitions, 23388 flow [2023-08-31 00:05:26,652 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=22090, PETRI_DIFFERENCE_MINUEND_PLACES=209, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1019, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=339, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=675, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=23388, PETRI_PLACES=233, PETRI_TRANSITIONS=1063} [2023-08-31 00:05:26,653 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 178 predicate places. [2023-08-31 00:05:26,653 INFO L495 AbstractCegarLoop]: Abstraction has has 233 places, 1063 transitions, 23388 flow [2023-08-31 00:05:26,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 172.125) internal successors, (2754), 16 states have internal predecessors, (2754), 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) [2023-08-31 00:05:26,654 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:05:26,654 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:05:26,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-31 00:05:26,654 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:05:26,654 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:05:26,654 INFO L85 PathProgramCache]: Analyzing trace with hash 702842529, now seen corresponding path program 1 times [2023-08-31 00:05:26,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:05:26,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41782896] [2023-08-31 00:05:26,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:05:26,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:05:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:05:27,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:05:27,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:05:27,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41782896] [2023-08-31 00:05:27,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41782896] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:05:27,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:05:27,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-08-31 00:05:27,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249982515] [2023-08-31 00:05:27,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:05:27,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-08-31 00:05:27,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:05:27,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-08-31 00:05:27,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2023-08-31 00:05:29,806 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 400 [2023-08-31 00:05:29,807 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 233 places, 1063 transitions, 23388 flow. Second operand has 16 states, 16 states have (on average 169.125) internal successors, (2706), 16 states have internal predecessors, (2706), 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) [2023-08-31 00:05:29,807 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:05:29,807 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 400 [2023-08-31 00:05:29,807 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:05:33,575 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([788] $Ultimate##5-->L820-1: Formula: (and (= |v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33| (select (select |v_#memory_int_219| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|)) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_~r~2#1.base_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23| |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15| |v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|) (= |v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15| |v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|) (< |v_reader_twoThread1of1ForFork0_~i~2#1_39| 16)) InVars {reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} OutVars{reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1_29|, reader_twoThread1of1ForFork0_~i~2#1=|v_reader_twoThread1of1ForFork0_~i~2#1_39|, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1=|v_reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1_33|, reader_twoThread1of1ForFork0_~r~2#1.offset=|v_reader_twoThread1of1ForFork0_~r~2#1.offset_21|, #memory_int=|v_#memory_int_219|, reader_twoThread1of1ForFork0_ring_empty_~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.base_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base_15|, reader_twoThread1of1ForFork0_ring_empty_#res#1=|v_reader_twoThread1of1ForFork0_ring_empty_#res#1_27|, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_~r#1.offset_23|, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset=|v_reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset_15|, reader_twoThread1of1ForFork0_~r~2#1.base=|v_reader_twoThread1of1ForFork0_~r~2#1.base_21|} AuxVars[] AssignedVars[reader_twoThread1of1ForFork0_ring_empty_#t~mem12#1, reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.base, reader_twoThread1of1ForFork0_ring_empty_#res#1, reader_twoThread1of1ForFork0_ring_empty_~r#1.offset, reader_twoThread1of1ForFork0_ring_empty_#in~r#1.offset][300], [Black: 609#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 617#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 255#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= 0 (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 629#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 613#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 615#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 381#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 385#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 373#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 387#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 371#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 377#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 383#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 375#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 522#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 510#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 512#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 520#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 691#true, 99#L810-1true, 399#true, Black: 682#(and (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (<= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 4) 1) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (<= |reader_twoThread1of1ForFork0_ring_dequeue_~x~0#1| 1)), Black: 670#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (<= |ULTIMATE.start_ring_enqueue_~x#1| 1) (= |ULTIMATE.start_writer_fn_~i~1#1| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (<= (select (select |#memory_int| |ULTIMATE.start_ring_enqueue_~r#1.base|) 4) 1) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 658#(and (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (<= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 4) 1) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0)), Black: 672#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (<= |ULTIMATE.start_ring_enqueue_~x#1| 1) (= |ULTIMATE.start_writer_fn_~i~1#1| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (<= (select (select |#memory_int| |ULTIMATE.start_ring_enqueue_~r#1.base|) 4) 1) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 680#(and (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (<= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 4) 1) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (<= |reader_twoThread1of1ForFork0_ring_dequeue_~x~0#1| 1)), 57#L812true, Black: 664#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |ULTIMATE.start_writer_fn_~i~1#1| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 660#(<= |reader_twoThread1of1ForFork0_ring_dequeue_~x~0#1| 1), Black: 289#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 303#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 301#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 285#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 357#true, Black: 417#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 425#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 421#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 423#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 402#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 441#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 439#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_writer_fn_~r~1#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 579#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 565#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 575#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 563#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), writer_fnThread1of1ForFork1InUse, 226#true, Black: 339#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 221#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), 258#true, Black: 219#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0))), Black: 474#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |ULTIMATE.start_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 217#(and (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20))), Black: 470#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 478#(and (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0)), Black: 331#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 341#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 485#true, Black: 472#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_writer_fn_~r~1#1.base|) (= |ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.base| |ULTIMATE.start_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= |ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 333#(and (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4#1| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (= |writer_fnThread1of1ForFork1_#in~arg#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_~r~2#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 468#(and (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0) 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 587#true, 311#true, Black: 236#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 536#true, 17#L820-1true, Black: 234#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), Black: 238#(and (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|)) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (not (= |ULTIMATE.start_main_~#writer~0#1.base| |reader_twoThread1of1ForFork0_~r~2#1.base|)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_#in~arg#1.base|) 0)) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 0) (select (select |#memory_int| |ULTIMATE.start_main_~#r~3#1.base|) 20)) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20)) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|))), 645#true, Black: 627#(and (= |reader_twoThread1of1ForFork0_~r~2#1.base| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_#in~arg#1.base|) (= |writer_fnThread1of1ForFork1_#in~arg#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.base| |reader_twoThread1of1ForFork0_#in~arg#1.base|) (= |reader_twoThread1of1ForFork0_#in~arg#1.offset| 0) (= |reader_twoThread1of1ForFork0_~r~2#1.offset| 0) (= |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.offset| 0) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_~r~1#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_#t~mem11#1| (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 0)) (= |reader_twoThread1of1ForFork0_#in~arg#1.base| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) (= |reader_twoThread1of1ForFork0_ring_empty_~r#1.offset| 0) (= |ULTIMATE.start_main_~#r~3#1.offset| 0) (= |writer_fnThread1of1ForFork1_~r~1#1.offset| 0) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_ring_enqueue_~r#1.base|) 0) 0) (= (select (select |#memory_int| |reader_twoThread1of1ForFork0_ring_empty_~r#1.base|) 20) (select (select |#memory_int| |reader_twoThread1of1ForFork0_~r~2#1.base|) 0)) (= (select (select |#memory_int| |writer_fnThread1of1ForFork1_~r~1#1.base|) 20) 0) (not (= |ULTIMATE.start_main_~#r~3#1.base| |ULTIMATE.start_main_~#writer~0#1.base|)))]) [2023-08-31 00:05:33,575 INFO L383 tUnfolder$Statistics]: this new event has 33 ancestors and is cut-off event [2023-08-31 00:05:33,575 INFO L386 tUnfolder$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-08-31 00:05:33,575 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-08-31 00:05:33,575 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-08-31 00:05:34,682 INFO L130 PetriNetUnfolder]: 10743/16580 cut-off events. [2023-08-31 00:05:34,683 INFO L131 PetriNetUnfolder]: For 222524/244861 co-relation queries the response was YES. [2023-08-31 00:05:34,777 INFO L83 FinitePrefix]: Finished finitePrefix Result has 101079 conditions, 16580 events. 10743/16580 cut-off events. For 222524/244861 co-relation queries the response was YES. Maximal size of possible extension queue 488. Compared 98778 event pairs, 1344 based on Foata normal form. 1614/17283 useless extension candidates. Maximal degree in co-relation 99906. Up to 5656 conditions per place. [2023-08-31 00:05:34,853 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 982 selfloop transitions, 502 changer transitions 0/1507 dead transitions. [2023-08-31 00:05:34,854 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 1507 transitions, 31868 flow [2023-08-31 00:05:34,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-08-31 00:05:34,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2023-08-31 00:05:34,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 4009 transitions. [2023-08-31 00:05:34,969 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4555681818181818 [2023-08-31 00:05:34,969 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 4009 transitions. [2023-08-31 00:05:34,969 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 4009 transitions. [2023-08-31 00:05:34,970 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:05:34,970 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 4009 transitions. [2023-08-31 00:05:34,974 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 182.22727272727272) internal successors, (4009), 22 states have internal predecessors, (4009), 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) [2023-08-31 00:05:34,985 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 400.0) internal successors, (9200), 23 states have internal predecessors, (9200), 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) [2023-08-31 00:05:34,986 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 400.0) internal successors, (9200), 23 states have internal predecessors, (9200), 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) [2023-08-31 00:05:34,986 INFO L175 Difference]: Start difference. First operand has 233 places, 1063 transitions, 23388 flow. Second operand 22 states and 4009 transitions. [2023-08-31 00:05:34,986 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 1507 transitions, 31868 flow [2023-08-31 00:05:36,455 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 249 places, 1507 transitions, 31361 flow, removed 66 selfloop flow, removed 5 redundant places. [2023-08-31 00:05:36,482 INFO L231 Difference]: Finished difference. Result has 255 places, 1179 transitions, 26666 flow [2023-08-31 00:05:36,483 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=22977, PETRI_DIFFERENCE_MINUEND_PLACES=228, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1060, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=383, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=649, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=26666, PETRI_PLACES=255, PETRI_TRANSITIONS=1179} [2023-08-31 00:05:36,484 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 200 predicate places. [2023-08-31 00:05:36,484 INFO L495 AbstractCegarLoop]: Abstraction has has 255 places, 1179 transitions, 26666 flow [2023-08-31 00:05:36,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 169.125) internal successors, (2706), 16 states have internal predecessors, (2706), 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) [2023-08-31 00:05:36,485 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:05:36,485 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:05:36,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-31 00:05:36,485 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:05:36,485 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:05:36,485 INFO L85 PathProgramCache]: Analyzing trace with hash -1126875214, now seen corresponding path program 1 times [2023-08-31 00:05:36,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:05:36,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016318240] [2023-08-31 00:05:36,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:05:36,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:05:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:05:37,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:05:37,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:05:37,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016318240] [2023-08-31 00:05:37,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016318240] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:05:37,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:05:37,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-08-31 00:05:37,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822997501] [2023-08-31 00:05:37,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:05:37,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-08-31 00:05:37,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:05:37,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-08-31 00:05:37,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2023-08-31 00:05:39,854 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-31 00:05:39,855 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 255 places, 1179 transitions, 26666 flow. Second operand has 17 states, 17 states have (on average 172.05882352941177) internal successors, (2925), 17 states have internal predecessors, (2925), 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) [2023-08-31 00:05:39,855 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:05:39,855 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-31 00:05:39,855 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:05:46,142 INFO L130 PetriNetUnfolder]: 14225/21625 cut-off events. [2023-08-31 00:05:46,143 INFO L131 PetriNetUnfolder]: For 305521/330996 co-relation queries the response was YES. [2023-08-31 00:05:46,296 INFO L83 FinitePrefix]: Finished finitePrefix Result has 132828 conditions, 21625 events. 14225/21625 cut-off events. For 305521/330996 co-relation queries the response was YES. Maximal size of possible extension queue 509. Compared 131160 event pairs, 2971 based on Foata normal form. 1209/21543 useless extension candidates. Maximal degree in co-relation 131692. Up to 11922 conditions per place. [2023-08-31 00:05:46,415 INFO L137 encePairwiseOnDemand]: 382/400 looper letters, 1059 selfloop transitions, 442 changer transitions 0/1523 dead transitions. [2023-08-31 00:05:46,416 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 279 places, 1523 transitions, 33443 flow [2023-08-31 00:05:46,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-08-31 00:05:46,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2023-08-31 00:05:46,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 4609 transitions. [2023-08-31 00:05:46,422 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4609 [2023-08-31 00:05:46,423 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 4609 transitions. [2023-08-31 00:05:46,423 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 4609 transitions. [2023-08-31 00:05:46,424 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:05:46,424 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 4609 transitions. [2023-08-31 00:05:46,431 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 184.36) internal successors, (4609), 25 states have internal predecessors, (4609), 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) [2023-08-31 00:05:46,439 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 400.0) internal successors, (10400), 26 states have internal predecessors, (10400), 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) [2023-08-31 00:05:46,440 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 400.0) internal successors, (10400), 26 states have internal predecessors, (10400), 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) [2023-08-31 00:05:46,440 INFO L175 Difference]: Start difference. First operand has 255 places, 1179 transitions, 26666 flow. Second operand 25 states and 4609 transitions. [2023-08-31 00:05:46,441 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 279 places, 1523 transitions, 33443 flow [2023-08-31 00:05:48,739 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 1523 transitions, 32712 flow, removed 11 selfloop flow, removed 7 redundant places. [2023-08-31 00:05:48,771 INFO L231 Difference]: Finished difference. Result has 281 places, 1237 transitions, 27622 flow [2023-08-31 00:05:48,772 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=26103, PETRI_DIFFERENCE_MINUEND_PLACES=248, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1179, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=396, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=780, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=27622, PETRI_PLACES=281, PETRI_TRANSITIONS=1237} [2023-08-31 00:05:48,773 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 226 predicate places. [2023-08-31 00:05:48,773 INFO L495 AbstractCegarLoop]: Abstraction has has 281 places, 1237 transitions, 27622 flow [2023-08-31 00:05:48,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 172.05882352941177) internal successors, (2925), 17 states have internal predecessors, (2925), 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) [2023-08-31 00:05:48,773 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:05:48,774 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:05:48,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-31 00:05:48,774 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:05:48,774 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:05:48,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1659670715, now seen corresponding path program 1 times [2023-08-31 00:05:48,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:05:48,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278559517] [2023-08-31 00:05:48,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:05:48,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:05:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:05:49,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:05:49,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:05:49,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278559517] [2023-08-31 00:05:49,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278559517] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:05:49,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:05:49,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:05:49,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496657150] [2023-08-31 00:05:49,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:05:49,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-31 00:05:49,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:05:49,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-31 00:05:49,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2023-08-31 00:05:51,661 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-31 00:05:51,662 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 281 places, 1237 transitions, 27622 flow. Second operand has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:05:51,662 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:05:51,662 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-31 00:05:51,663 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:05:58,051 INFO L130 PetriNetUnfolder]: 14135/21557 cut-off events. [2023-08-31 00:05:58,052 INFO L131 PetriNetUnfolder]: For 331426/358180 co-relation queries the response was YES. [2023-08-31 00:05:58,190 INFO L83 FinitePrefix]: Finished finitePrefix Result has 137314 conditions, 21557 events. 14135/21557 cut-off events. For 331426/358180 co-relation queries the response was YES. Maximal size of possible extension queue 505. Compared 131312 event pairs, 2886 based on Foata normal form. 1198/21401 useless extension candidates. Maximal degree in co-relation 136148. Up to 11909 conditions per place. [2023-08-31 00:05:58,280 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 995 selfloop transitions, 435 changer transitions 0/1452 dead transitions. [2023-08-31 00:05:58,280 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 1452 transitions, 32925 flow [2023-08-31 00:05:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-31 00:05:58,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-31 00:05:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3315 transitions. [2023-08-31 00:05:58,284 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46041666666666664 [2023-08-31 00:05:58,284 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3315 transitions. [2023-08-31 00:05:58,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3315 transitions. [2023-08-31 00:05:58,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:05:58,285 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3315 transitions. [2023-08-31 00:05:58,289 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 184.16666666666666) internal successors, (3315), 18 states have internal predecessors, (3315), 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) [2023-08-31 00:05:58,293 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:05:58,294 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:05:58,294 INFO L175 Difference]: Start difference. First operand has 281 places, 1237 transitions, 27622 flow. Second operand 18 states and 3315 transitions. [2023-08-31 00:05:58,294 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 1452 transitions, 32925 flow [2023-08-31 00:06:00,612 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 291 places, 1452 transitions, 32261 flow, removed 127 selfloop flow, removed 7 redundant places. [2023-08-31 00:06:00,639 INFO L231 Difference]: Finished difference. Result has 291 places, 1232 transitions, 27775 flow [2023-08-31 00:06:00,640 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=26905, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1232, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=435, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=797, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=27775, PETRI_PLACES=291, PETRI_TRANSITIONS=1232} [2023-08-31 00:06:00,641 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 236 predicate places. [2023-08-31 00:06:00,641 INFO L495 AbstractCegarLoop]: Abstraction has has 291 places, 1232 transitions, 27775 flow [2023-08-31 00:06:00,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:06:00,641 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:06:00,641 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:06:00,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-31 00:06:00,642 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:06:00,642 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:06:00,642 INFO L85 PathProgramCache]: Analyzing trace with hash 326434697, now seen corresponding path program 2 times [2023-08-31 00:06:00,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:06:00,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625938529] [2023-08-31 00:06:00,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:06:00,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:06:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:06:01,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:06:01,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:06:01,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625938529] [2023-08-31 00:06:01,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625938529] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:06:01,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:06:01,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-08-31 00:06:01,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196199408] [2023-08-31 00:06:01,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:06:01,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-31 00:06:01,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:06:01,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-31 00:06:01,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2023-08-31 00:06:02,877 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-08-31 00:06:02,878 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 291 places, 1232 transitions, 27775 flow. Second operand has 13 states, 13 states have (on average 174.30769230769232) internal successors, (2266), 13 states have internal predecessors, (2266), 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) [2023-08-31 00:06:02,879 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:06:02,879 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-08-31 00:06:02,879 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:06:09,879 INFO L130 PetriNetUnfolder]: 16811/25757 cut-off events. [2023-08-31 00:06:09,879 INFO L131 PetriNetUnfolder]: For 374364/400199 co-relation queries the response was YES. [2023-08-31 00:06:10,067 INFO L83 FinitePrefix]: Finished finitePrefix Result has 160516 conditions, 25757 events. 16811/25757 cut-off events. For 374364/400199 co-relation queries the response was YES. Maximal size of possible extension queue 595. Compared 164021 event pairs, 3895 based on Foata normal form. 1622/25588 useless extension candidates. Maximal degree in co-relation 159380. Up to 16560 conditions per place. [2023-08-31 00:06:10,176 INFO L137 encePairwiseOnDemand]: 385/400 looper letters, 1112 selfloop transitions, 444 changer transitions 0/1590 dead transitions. [2023-08-31 00:06:10,176 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 1590 transitions, 36849 flow [2023-08-31 00:06:10,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-08-31 00:06:10,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2023-08-31 00:06:10,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 2983 transitions. [2023-08-31 00:06:10,179 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46609375 [2023-08-31 00:06:10,179 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 2983 transitions. [2023-08-31 00:06:10,179 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 2983 transitions. [2023-08-31 00:06:10,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:06:10,180 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 2983 transitions. [2023-08-31 00:06:10,183 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 186.4375) internal successors, (2983), 16 states have internal predecessors, (2983), 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) [2023-08-31 00:06:10,187 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 400.0) internal successors, (6800), 17 states have internal predecessors, (6800), 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) [2023-08-31 00:06:10,187 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 400.0) internal successors, (6800), 17 states have internal predecessors, (6800), 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) [2023-08-31 00:06:10,188 INFO L175 Difference]: Start difference. First operand has 291 places, 1232 transitions, 27775 flow. Second operand 16 states and 2983 transitions. [2023-08-31 00:06:10,188 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 1590 transitions, 36849 flow [2023-08-31 00:06:12,888 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 286 places, 1590 transitions, 36152 flow, removed 20 selfloop flow, removed 20 redundant places. [2023-08-31 00:06:12,917 INFO L231 Difference]: Finished difference. Result has 292 places, 1314 transitions, 29991 flow [2023-08-31 00:06:12,918 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=27203, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1232, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=370, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=854, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=29991, PETRI_PLACES=292, PETRI_TRANSITIONS=1314} [2023-08-31 00:06:12,919 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 237 predicate places. [2023-08-31 00:06:12,919 INFO L495 AbstractCegarLoop]: Abstraction has has 292 places, 1314 transitions, 29991 flow [2023-08-31 00:06:12,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 174.30769230769232) internal successors, (2266), 13 states have internal predecessors, (2266), 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) [2023-08-31 00:06:12,920 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:06:12,920 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:06:12,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-31 00:06:12,920 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:06:12,921 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:06:12,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1788557304, now seen corresponding path program 2 times [2023-08-31 00:06:12,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:06:12,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004420647] [2023-08-31 00:06:12,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:06:12,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:06:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:06:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:06:13,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:06:13,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004420647] [2023-08-31 00:06:13,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004420647] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:06:13,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:06:13,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 00:06:13,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108326331] [2023-08-31 00:06:13,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:06:13,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 00:06:13,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:06:13,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 00:06:13,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-08-31 00:06:15,640 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 400 [2023-08-31 00:06:15,641 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 292 places, 1314 transitions, 29991 flow. Second operand has 14 states, 14 states have (on average 173.28571428571428) internal successors, (2426), 14 states have internal predecessors, (2426), 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) [2023-08-31 00:06:15,641 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:06:15,641 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 400 [2023-08-31 00:06:15,641 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:06:22,858 INFO L130 PetriNetUnfolder]: 17083/25923 cut-off events. [2023-08-31 00:06:22,858 INFO L131 PetriNetUnfolder]: For 380546/410922 co-relation queries the response was YES. [2023-08-31 00:06:23,099 INFO L83 FinitePrefix]: Finished finitePrefix Result has 164203 conditions, 25923 events. 17083/25923 cut-off events. For 380546/410922 co-relation queries the response was YES. Maximal size of possible extension queue 606. Compared 161974 event pairs, 3923 based on Foata normal form. 1898/26156 useless extension candidates. Maximal degree in co-relation 163030. Up to 16781 conditions per place. [2023-08-31 00:06:23,222 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1154 selfloop transitions, 467 changer transitions 0/1644 dead transitions. [2023-08-31 00:06:23,223 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 1644 transitions, 37812 flow [2023-08-31 00:06:23,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-31 00:06:23,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-31 00:06:23,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3332 transitions. [2023-08-31 00:06:23,227 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4627777777777778 [2023-08-31 00:06:23,227 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3332 transitions. [2023-08-31 00:06:23,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3332 transitions. [2023-08-31 00:06:23,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:06:23,228 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3332 transitions. [2023-08-31 00:06:23,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 185.11111111111111) internal successors, (3332), 18 states have internal predecessors, (3332), 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) [2023-08-31 00:06:23,237 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:06:23,238 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:06:23,238 INFO L175 Difference]: Start difference. First operand has 292 places, 1314 transitions, 29991 flow. Second operand 18 states and 3332 transitions. [2023-08-31 00:06:23,238 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 1644 transitions, 37812 flow [2023-08-31 00:06:26,307 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 1644 transitions, 37586 flow, removed 64 selfloop flow, removed 4 redundant places. [2023-08-31 00:06:26,344 INFO L231 Difference]: Finished difference. Result has 306 places, 1316 transitions, 30718 flow [2023-08-31 00:06:26,345 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=29743, PETRI_DIFFERENCE_MINUEND_PLACES=288, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=463, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=849, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=30718, PETRI_PLACES=306, PETRI_TRANSITIONS=1316} [2023-08-31 00:06:26,346 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 251 predicate places. [2023-08-31 00:06:26,346 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 1316 transitions, 30718 flow [2023-08-31 00:06:26,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 173.28571428571428) internal successors, (2426), 14 states have internal predecessors, (2426), 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) [2023-08-31 00:06:26,347 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:06:26,347 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:06:26,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-31 00:06:26,347 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:06:26,347 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:06:26,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1850704160, now seen corresponding path program 2 times [2023-08-31 00:06:26,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:06:26,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865711627] [2023-08-31 00:06:26,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:06:26,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:06:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:06:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:06:27,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:06:27,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865711627] [2023-08-31 00:06:27,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865711627] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:06:27,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:06:27,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:06:27,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704361788] [2023-08-31 00:06:27,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:06:27,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-31 00:06:27,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:06:27,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-31 00:06:27,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-31 00:06:29,152 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-08-31 00:06:29,153 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 1316 transitions, 30718 flow. Second operand has 15 states, 15 states have (on average 174.2) internal successors, (2613), 15 states have internal predecessors, (2613), 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) [2023-08-31 00:06:29,153 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:06:29,153 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-08-31 00:06:29,154 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:06:37,657 INFO L130 PetriNetUnfolder]: 19716/29733 cut-off events. [2023-08-31 00:06:37,657 INFO L131 PetriNetUnfolder]: For 458702/489288 co-relation queries the response was YES. [2023-08-31 00:06:37,888 INFO L83 FinitePrefix]: Finished finitePrefix Result has 188461 conditions, 29733 events. 19716/29733 cut-off events. For 458702/489288 co-relation queries the response was YES. Maximal size of possible extension queue 613. Compared 187141 event pairs, 4874 based on Foata normal form. 1378/29072 useless extension candidates. Maximal degree in co-relation 187231. Up to 20387 conditions per place. [2023-08-31 00:06:38,052 INFO L137 encePairwiseOnDemand]: 383/400 looper letters, 1065 selfloop transitions, 450 changer transitions 0/1539 dead transitions. [2023-08-31 00:06:38,052 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 1539 transitions, 36231 flow [2023-08-31 00:06:38,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-31 00:06:38,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-31 00:06:38,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3348 transitions. [2023-08-31 00:06:38,055 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.465 [2023-08-31 00:06:38,055 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3348 transitions. [2023-08-31 00:06:38,055 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3348 transitions. [2023-08-31 00:06:38,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:06:38,056 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3348 transitions. [2023-08-31 00:06:38,060 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 186.0) internal successors, (3348), 18 states have internal predecessors, (3348), 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) [2023-08-31 00:06:38,066 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:06:38,067 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:06:38,067 INFO L175 Difference]: Start difference. First operand has 306 places, 1316 transitions, 30718 flow. Second operand 18 states and 3348 transitions. [2023-08-31 00:06:38,067 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 1539 transitions, 36231 flow [2023-08-31 00:06:41,258 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 1539 transitions, 35569 flow, removed 26 selfloop flow, removed 15 redundant places. [2023-08-31 00:06:41,293 INFO L231 Difference]: Finished difference. Result has 312 places, 1341 transitions, 31427 flow [2023-08-31 00:06:41,294 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=30179, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1316, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=434, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=881, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=31427, PETRI_PLACES=312, PETRI_TRANSITIONS=1341} [2023-08-31 00:06:41,295 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 257 predicate places. [2023-08-31 00:06:41,295 INFO L495 AbstractCegarLoop]: Abstraction has has 312 places, 1341 transitions, 31427 flow [2023-08-31 00:06:41,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 174.2) internal successors, (2613), 15 states have internal predecessors, (2613), 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) [2023-08-31 00:06:41,295 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:06:41,296 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:06:41,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-08-31 00:06:41,296 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:06:41,296 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:06:41,296 INFO L85 PathProgramCache]: Analyzing trace with hash 2004744269, now seen corresponding path program 2 times [2023-08-31 00:06:41,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:06:41,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110605513] [2023-08-31 00:06:41,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:06:41,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:06:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:06:42,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:06:42,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:06:42,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110605513] [2023-08-31 00:06:42,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110605513] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:06:42,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:06:42,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:06:42,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084614973] [2023-08-31 00:06:42,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:06:42,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-31 00:06:42,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:06:42,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-31 00:06:42,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-31 00:06:44,051 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-31 00:06:44,053 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 1341 transitions, 31427 flow. Second operand has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:06:44,053 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:06:44,053 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-31 00:06:44,053 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:06:53,924 INFO L130 PetriNetUnfolder]: 22550/33823 cut-off events. [2023-08-31 00:06:53,924 INFO L131 PetriNetUnfolder]: For 539978/569400 co-relation queries the response was YES. [2023-08-31 00:06:54,349 INFO L83 FinitePrefix]: Finished finitePrefix Result has 217278 conditions, 33823 events. 22550/33823 cut-off events. For 539978/569400 co-relation queries the response was YES. Maximal size of possible extension queue 659. Compared 216279 event pairs, 6036 based on Foata normal form. 1537/32953 useless extension candidates. Maximal degree in co-relation 216057. Up to 24489 conditions per place. [2023-08-31 00:06:54,660 INFO L137 encePairwiseOnDemand]: 383/400 looper letters, 1115 selfloop transitions, 450 changer transitions 0/1589 dead transitions. [2023-08-31 00:06:54,660 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 1589 transitions, 37327 flow [2023-08-31 00:06:54,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-31 00:06:54,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-31 00:06:54,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3310 transitions. [2023-08-31 00:06:54,663 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4597222222222222 [2023-08-31 00:06:54,663 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3310 transitions. [2023-08-31 00:06:54,663 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3310 transitions. [2023-08-31 00:06:54,663 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:06:54,663 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3310 transitions. [2023-08-31 00:06:54,666 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 183.88888888888889) internal successors, (3310), 18 states have internal predecessors, (3310), 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) [2023-08-31 00:06:54,671 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:06:54,672 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:06:54,672 INFO L175 Difference]: Start difference. First operand has 312 places, 1341 transitions, 31427 flow. Second operand 18 states and 3310 transitions. [2023-08-31 00:06:54,672 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 1589 transitions, 37327 flow [2023-08-31 00:06:58,222 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 1589 transitions, 36717 flow, removed 81 selfloop flow, removed 7 redundant places. [2023-08-31 00:06:58,248 INFO L231 Difference]: Finished difference. Result has 327 places, 1366 transitions, 32469 flow [2023-08-31 00:06:58,249 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=30817, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1341, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=434, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=906, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=32469, PETRI_PLACES=327, PETRI_TRANSITIONS=1366} [2023-08-31 00:06:58,250 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 272 predicate places. [2023-08-31 00:06:58,250 INFO L495 AbstractCegarLoop]: Abstraction has has 327 places, 1366 transitions, 32469 flow [2023-08-31 00:06:58,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:06:58,250 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:06:58,250 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:06:58,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-08-31 00:06:58,251 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:06:58,251 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:06:58,251 INFO L85 PathProgramCache]: Analyzing trace with hash 825534485, now seen corresponding path program 3 times [2023-08-31 00:06:58,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:06:58,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183162099] [2023-08-31 00:06:58,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:06:58,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:06:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:06:58,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:06:58,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:06:58,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183162099] [2023-08-31 00:06:58,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183162099] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:06:58,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:06:58,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:06:58,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902422083] [2023-08-31 00:06:58,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:06:58,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-31 00:06:58,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:06:58,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-31 00:06:58,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-31 00:07:00,856 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-31 00:07:00,858 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 327 places, 1366 transitions, 32469 flow. Second operand has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:07:00,858 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:07:00,858 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-31 00:07:00,858 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:07:12,393 INFO L130 PetriNetUnfolder]: 25174/37697 cut-off events. [2023-08-31 00:07:12,393 INFO L131 PetriNetUnfolder]: For 643519/676277 co-relation queries the response was YES. [2023-08-31 00:07:12,908 INFO L83 FinitePrefix]: Finished finitePrefix Result has 247012 conditions, 37697 events. 25174/37697 cut-off events. For 643519/676277 co-relation queries the response was YES. Maximal size of possible extension queue 770. Compared 245198 event pairs, 6924 based on Foata normal form. 1685/36611 useless extension candidates. Maximal degree in co-relation 245754. Up to 28576 conditions per place. [2023-08-31 00:07:13,090 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1154 selfloop transitions, 451 changer transitions 0/1629 dead transitions. [2023-08-31 00:07:13,090 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 1629 transitions, 38704 flow [2023-08-31 00:07:13,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-31 00:07:13,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-31 00:07:13,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3306 transitions. [2023-08-31 00:07:13,093 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45916666666666667 [2023-08-31 00:07:13,094 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3306 transitions. [2023-08-31 00:07:13,094 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3306 transitions. [2023-08-31 00:07:13,095 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:07:13,095 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3306 transitions. [2023-08-31 00:07:13,098 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 183.66666666666666) internal successors, (3306), 18 states have internal predecessors, (3306), 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) [2023-08-31 00:07:13,102 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:07:13,103 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:07:13,103 INFO L175 Difference]: Start difference. First operand has 327 places, 1366 transitions, 32469 flow. Second operand 18 states and 3306 transitions. [2023-08-31 00:07:13,103 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 1629 transitions, 38704 flow [2023-08-31 00:07:17,712 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 335 places, 1629 transitions, 37948 flow, removed 137 selfloop flow, removed 9 redundant places. [2023-08-31 00:07:17,743 INFO L231 Difference]: Finished difference. Result has 338 places, 1388 transitions, 33012 flow [2023-08-31 00:07:17,744 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=31729, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=437, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=928, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=33012, PETRI_PLACES=338, PETRI_TRANSITIONS=1388} [2023-08-31 00:07:17,745 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 283 predicate places. [2023-08-31 00:07:17,745 INFO L495 AbstractCegarLoop]: Abstraction has has 338 places, 1388 transitions, 33012 flow [2023-08-31 00:07:17,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:07:17,746 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:07:17,746 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:07:17,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-08-31 00:07:17,746 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:07:17,746 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:07:17,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1826462431, now seen corresponding path program 4 times [2023-08-31 00:07:17,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:07:17,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830895299] [2023-08-31 00:07:17,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:07:17,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:07:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:07:18,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:07:18,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:07:18,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830895299] [2023-08-31 00:07:18,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830895299] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:07:18,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:07:18,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:07:18,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314974199] [2023-08-31 00:07:18,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:07:18,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-31 00:07:18,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:07:18,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-31 00:07:18,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-31 00:07:20,325 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-31 00:07:20,327 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 338 places, 1388 transitions, 33012 flow. Second operand has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:07:20,327 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:07:20,327 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-31 00:07:20,327 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:07:32,658 INFO L130 PetriNetUnfolder]: 28406/42360 cut-off events. [2023-08-31 00:07:32,658 INFO L131 PetriNetUnfolder]: For 739550/773584 co-relation queries the response was YES. [2023-08-31 00:07:33,195 INFO L83 FinitePrefix]: Finished finitePrefix Result has 277656 conditions, 42360 events. 28406/42360 cut-off events. For 739550/773584 co-relation queries the response was YES. Maximal size of possible extension queue 894. Compared 278599 event pairs, 6886 based on Foata normal form. 2499/41670 useless extension candidates. Maximal degree in co-relation 276386. Up to 29634 conditions per place. [2023-08-31 00:07:33,568 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1144 selfloop transitions, 537 changer transitions 0/1705 dead transitions. [2023-08-31 00:07:33,568 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 356 places, 1705 transitions, 40276 flow [2023-08-31 00:07:33,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-08-31 00:07:33,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2023-08-31 00:07:33,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 3497 transitions. [2023-08-31 00:07:33,572 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46013157894736845 [2023-08-31 00:07:33,572 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 3497 transitions. [2023-08-31 00:07:33,572 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 3497 transitions. [2023-08-31 00:07:33,572 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:07:33,572 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 3497 transitions. [2023-08-31 00:07:33,575 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 184.05263157894737) internal successors, (3497), 19 states have internal predecessors, (3497), 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) [2023-08-31 00:07:33,579 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 400.0) internal successors, (8000), 20 states have internal predecessors, (8000), 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) [2023-08-31 00:07:33,579 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 400.0) internal successors, (8000), 20 states have internal predecessors, (8000), 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) [2023-08-31 00:07:33,579 INFO L175 Difference]: Start difference. First operand has 338 places, 1388 transitions, 33012 flow. Second operand 19 states and 3497 transitions. [2023-08-31 00:07:33,579 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 356 places, 1705 transitions, 40276 flow [2023-08-31 00:07:38,317 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 349 places, 1705 transitions, 39653 flow, removed 118 selfloop flow, removed 7 redundant places. [2023-08-31 00:07:38,345 INFO L231 Difference]: Finished difference. Result has 355 places, 1425 transitions, 34294 flow [2023-08-31 00:07:38,346 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=32389, PETRI_DIFFERENCE_MINUEND_PLACES=331, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1388, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=511, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=874, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=34294, PETRI_PLACES=355, PETRI_TRANSITIONS=1425} [2023-08-31 00:07:38,346 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 300 predicate places. [2023-08-31 00:07:38,346 INFO L495 AbstractCegarLoop]: Abstraction has has 355 places, 1425 transitions, 34294 flow [2023-08-31 00:07:38,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:07:38,347 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:07:38,347 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:07:38,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-08-31 00:07:38,347 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:07:38,347 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:07:38,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1570666161, now seen corresponding path program 5 times [2023-08-31 00:07:38,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:07:38,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231735555] [2023-08-31 00:07:38,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:07:38,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:07:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:07:39,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:07:39,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:07:39,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231735555] [2023-08-31 00:07:39,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231735555] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:07:39,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:07:39,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:07:39,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46233274] [2023-08-31 00:07:39,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:07:39,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-31 00:07:39,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:07:39,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-31 00:07:39,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-31 00:07:40,913 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-31 00:07:40,914 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 355 places, 1425 transitions, 34294 flow. Second operand has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:07:40,914 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:07:40,914 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-31 00:07:40,914 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:07:54,809 INFO L130 PetriNetUnfolder]: 30819/46070 cut-off events. [2023-08-31 00:07:54,809 INFO L131 PetriNetUnfolder]: For 847328/881770 co-relation queries the response was YES. [2023-08-31 00:07:55,591 INFO L83 FinitePrefix]: Finished finitePrefix Result has 305256 conditions, 46070 events. 30819/46070 cut-off events. For 847328/881770 co-relation queries the response was YES. Maximal size of possible extension queue 1020. Compared 308235 event pairs, 8502 based on Foata normal form. 2234/44794 useless extension candidates. Maximal degree in co-relation 303956. Up to 35281 conditions per place. [2023-08-31 00:07:55,835 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1209 selfloop transitions, 502 changer transitions 0/1735 dead transitions. [2023-08-31 00:07:55,835 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 1735 transitions, 41468 flow [2023-08-31 00:07:55,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-31 00:07:55,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-31 00:07:55,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3306 transitions. [2023-08-31 00:07:55,839 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45916666666666667 [2023-08-31 00:07:55,839 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3306 transitions. [2023-08-31 00:07:55,839 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3306 transitions. [2023-08-31 00:07:55,840 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:07:55,840 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3306 transitions. [2023-08-31 00:07:55,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 183.66666666666666) internal successors, (3306), 18 states have internal predecessors, (3306), 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) [2023-08-31 00:07:55,848 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:07:55,849 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:07:55,849 INFO L175 Difference]: Start difference. First operand has 355 places, 1425 transitions, 34294 flow. Second operand 18 states and 3306 transitions. [2023-08-31 00:07:55,849 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 1735 transitions, 41468 flow [2023-08-31 00:08:02,398 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 1735 transitions, 40560 flow, removed 248 selfloop flow, removed 6 redundant places. [2023-08-31 00:08:02,428 INFO L231 Difference]: Finished difference. Result has 368 places, 1445 transitions, 34852 flow [2023-08-31 00:08:02,429 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=33385, PETRI_DIFFERENCE_MINUEND_PLACES=349, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1424, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=490, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=933, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=34852, PETRI_PLACES=368, PETRI_TRANSITIONS=1445} [2023-08-31 00:08:02,429 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 313 predicate places. [2023-08-31 00:08:02,429 INFO L495 AbstractCegarLoop]: Abstraction has has 368 places, 1445 transitions, 34852 flow [2023-08-31 00:08:02,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:08:02,430 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:08:02,430 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:08:02,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-08-31 00:08:02,430 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:08:02,431 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:08:02,431 INFO L85 PathProgramCache]: Analyzing trace with hash 255279856, now seen corresponding path program 3 times [2023-08-31 00:08:02,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:08:02,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21860049] [2023-08-31 00:08:02,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:08:02,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:08:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:08:03,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:08:03,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:08:03,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21860049] [2023-08-31 00:08:03,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21860049] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:08:03,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:08:03,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:08:03,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731351213] [2023-08-31 00:08:03,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:08:03,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-31 00:08:03,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:08:03,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-31 00:08:03,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-31 00:08:05,132 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-08-31 00:08:05,133 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 1445 transitions, 34852 flow. Second operand has 15 states, 15 states have (on average 174.2) internal successors, (2613), 15 states have internal predecessors, (2613), 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) [2023-08-31 00:08:05,134 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:08:05,134 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-08-31 00:08:05,134 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:08:19,675 INFO L130 PetriNetUnfolder]: 30696/45945 cut-off events. [2023-08-31 00:08:19,675 INFO L131 PetriNetUnfolder]: For 799867/834321 co-relation queries the response was YES. [2023-08-31 00:08:20,309 INFO L83 FinitePrefix]: Finished finitePrefix Result has 299871 conditions, 45945 events. 30696/45945 cut-off events. For 799867/834321 co-relation queries the response was YES. Maximal size of possible extension queue 1020. Compared 308100 event pairs, 8500 based on Foata normal form. 2234/44669 useless extension candidates. Maximal degree in co-relation 298551. Up to 35399 conditions per place. [2023-08-31 00:08:20,547 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1211 selfloop transitions, 497 changer transitions 0/1732 dead transitions. [2023-08-31 00:08:20,547 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 385 places, 1732 transitions, 41506 flow [2023-08-31 00:08:20,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-31 00:08:20,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-31 00:08:20,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3339 transitions. [2023-08-31 00:08:20,550 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46375 [2023-08-31 00:08:20,551 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3339 transitions. [2023-08-31 00:08:20,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3339 transitions. [2023-08-31 00:08:20,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:08:20,551 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3339 transitions. [2023-08-31 00:08:20,554 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 185.5) internal successors, (3339), 18 states have internal predecessors, (3339), 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) [2023-08-31 00:08:20,563 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:08:20,564 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:08:20,564 INFO L175 Difference]: Start difference. First operand has 368 places, 1445 transitions, 34852 flow. Second operand 18 states and 3339 transitions. [2023-08-31 00:08:20,564 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 385 places, 1732 transitions, 41506 flow [2023-08-31 00:08:26,392 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 376 places, 1732 transitions, 40568 flow, removed 137 selfloop flow, removed 9 redundant places. [2023-08-31 00:08:26,423 INFO L231 Difference]: Finished difference. Result has 376 places, 1442 transitions, 34817 flow [2023-08-31 00:08:26,425 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=33823, PETRI_DIFFERENCE_MINUEND_PLACES=359, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1442, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=497, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=945, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=34817, PETRI_PLACES=376, PETRI_TRANSITIONS=1442} [2023-08-31 00:08:26,425 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 321 predicate places. [2023-08-31 00:08:26,425 INFO L495 AbstractCegarLoop]: Abstraction has has 376 places, 1442 transitions, 34817 flow [2023-08-31 00:08:26,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 174.2) internal successors, (2613), 15 states have internal predecessors, (2613), 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) [2023-08-31 00:08:26,426 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:08:26,426 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:08:26,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-08-31 00:08:26,426 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:08:26,427 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:08:26,427 INFO L85 PathProgramCache]: Analyzing trace with hash 2004744268, now seen corresponding path program 4 times [2023-08-31 00:08:26,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:08:26,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901514174] [2023-08-31 00:08:26,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:08:26,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:08:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:08:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:08:27,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:08:27,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901514174] [2023-08-31 00:08:27,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901514174] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:08:27,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:08:27,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:08:27,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386589958] [2023-08-31 00:08:27,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:08:27,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-31 00:08:27,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:08:27,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-31 00:08:27,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-31 00:08:29,530 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-08-31 00:08:29,532 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 376 places, 1442 transitions, 34817 flow. Second operand has 15 states, 15 states have (on average 174.2) internal successors, (2613), 15 states have internal predecessors, (2613), 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) [2023-08-31 00:08:29,532 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:08:29,532 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-08-31 00:08:29,532 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:08:43,680 INFO L130 PetriNetUnfolder]: 30617/46020 cut-off events. [2023-08-31 00:08:43,680 INFO L131 PetriNetUnfolder]: For 776312/812679 co-relation queries the response was YES. [2023-08-31 00:08:44,345 INFO L83 FinitePrefix]: Finished finitePrefix Result has 298094 conditions, 46020 events. 30617/46020 cut-off events. For 776312/812679 co-relation queries the response was YES. Maximal size of possible extension queue 1023. Compared 310913 event pairs, 9354 based on Foata normal form. 1618/44101 useless extension candidates. Maximal degree in co-relation 296768. Up to 35869 conditions per place. [2023-08-31 00:08:44,778 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1193 selfloop transitions, 451 changer transitions 0/1668 dead transitions. [2023-08-31 00:08:44,778 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 393 places, 1668 transitions, 40528 flow [2023-08-31 00:08:44,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-31 00:08:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-31 00:08:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3341 transitions. [2023-08-31 00:08:44,780 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46402777777777776 [2023-08-31 00:08:44,780 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3341 transitions. [2023-08-31 00:08:44,780 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3341 transitions. [2023-08-31 00:08:44,781 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:08:44,781 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3341 transitions. [2023-08-31 00:08:44,783 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 185.61111111111111) internal successors, (3341), 18 states have internal predecessors, (3341), 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) [2023-08-31 00:08:44,787 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:08:44,787 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:08:44,788 INFO L175 Difference]: Start difference. First operand has 376 places, 1442 transitions, 34817 flow. Second operand 18 states and 3341 transitions. [2023-08-31 00:08:44,788 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 393 places, 1668 transitions, 40528 flow [2023-08-31 00:08:49,850 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 1668 transitions, 39804 flow, removed 1 selfloop flow, removed 15 redundant places. [2023-08-31 00:08:49,878 INFO L231 Difference]: Finished difference. Result has 378 places, 1439 transitions, 34941 flow [2023-08-31 00:08:49,879 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=34039, PETRI_DIFFERENCE_MINUEND_PLACES=361, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1439, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=451, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=988, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=34941, PETRI_PLACES=378, PETRI_TRANSITIONS=1439} [2023-08-31 00:08:49,879 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 323 predicate places. [2023-08-31 00:08:49,879 INFO L495 AbstractCegarLoop]: Abstraction has has 378 places, 1439 transitions, 34941 flow [2023-08-31 00:08:49,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 174.2) internal successors, (2613), 15 states have internal predecessors, (2613), 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) [2023-08-31 00:08:49,879 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:08:49,880 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:08:49,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-08-31 00:08:49,880 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:08:49,880 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:08:49,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1153118562, now seen corresponding path program 5 times [2023-08-31 00:08:49,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:08:49,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907898712] [2023-08-31 00:08:49,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:08:49,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:08:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:08:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:08:50,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:08:50,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907898712] [2023-08-31 00:08:50,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907898712] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:08:50,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:08:50,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:08:50,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629311103] [2023-08-31 00:08:50,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:08:50,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-31 00:08:50,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:08:50,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-31 00:08:50,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-31 00:08:52,450 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-31 00:08:52,451 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 1439 transitions, 34941 flow. Second operand has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:08:52,451 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:08:52,451 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-31 00:08:52,451 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:09:06,364 INFO L130 PetriNetUnfolder]: 30469/45588 cut-off events. [2023-08-31 00:09:06,364 INFO L131 PetriNetUnfolder]: For 771891/806681 co-relation queries the response was YES. [2023-08-31 00:09:07,088 INFO L83 FinitePrefix]: Finished finitePrefix Result has 296747 conditions, 45588 events. 30469/45588 cut-off events. For 771891/806681 co-relation queries the response was YES. Maximal size of possible extension queue 1025. Compared 305512 event pairs, 7791 based on Foata normal form. 2543/44602 useless extension candidates. Maximal degree in co-relation 295429. Up to 33187 conditions per place. [2023-08-31 00:09:07,316 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1152 selfloop transitions, 535 changer transitions 0/1711 dead transitions. [2023-08-31 00:09:07,316 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 396 places, 1711 transitions, 41424 flow [2023-08-31 00:09:07,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-08-31 00:09:07,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2023-08-31 00:09:07,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 3492 transitions. [2023-08-31 00:09:07,319 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4594736842105263 [2023-08-31 00:09:07,320 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 3492 transitions. [2023-08-31 00:09:07,320 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 3492 transitions. [2023-08-31 00:09:07,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:09:07,320 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 3492 transitions. [2023-08-31 00:09:07,323 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 183.78947368421052) internal successors, (3492), 19 states have internal predecessors, (3492), 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) [2023-08-31 00:09:07,328 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 400.0) internal successors, (8000), 20 states have internal predecessors, (8000), 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) [2023-08-31 00:09:07,328 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 400.0) internal successors, (8000), 20 states have internal predecessors, (8000), 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) [2023-08-31 00:09:07,329 INFO L175 Difference]: Start difference. First operand has 378 places, 1439 transitions, 34941 flow. Second operand 19 states and 3492 transitions. [2023-08-31 00:09:07,329 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 396 places, 1711 transitions, 41424 flow [2023-08-31 00:09:12,950 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 381 places, 1711 transitions, 40898 flow, removed 0 selfloop flow, removed 15 redundant places. [2023-08-31 00:09:12,978 INFO L231 Difference]: Finished difference. Result has 381 places, 1436 transitions, 35442 flow [2023-08-31 00:09:12,979 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=34372, PETRI_DIFFERENCE_MINUEND_PLACES=363, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1436, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=535, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=901, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=35442, PETRI_PLACES=381, PETRI_TRANSITIONS=1436} [2023-08-31 00:09:12,979 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 326 predicate places. [2023-08-31 00:09:12,979 INFO L495 AbstractCegarLoop]: Abstraction has has 381 places, 1436 transitions, 35442 flow [2023-08-31 00:09:12,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:09:12,980 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:09:12,980 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:09:12,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-08-31 00:09:12,981 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:09:12,981 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:09:12,981 INFO L85 PathProgramCache]: Analyzing trace with hash 894027034, now seen corresponding path program 3 times [2023-08-31 00:09:12,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:09:12,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043141988] [2023-08-31 00:09:12,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:09:12,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:09:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:09:13,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:09:13,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:09:13,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043141988] [2023-08-31 00:09:13,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043141988] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:09:13,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:09:13,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 00:09:13,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451497287] [2023-08-31 00:09:13,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:09:13,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 00:09:13,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:09:13,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 00:09:13,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-08-31 00:09:15,281 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 400 [2023-08-31 00:09:15,282 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 381 places, 1436 transitions, 35442 flow. Second operand has 14 states, 14 states have (on average 173.28571428571428) internal successors, (2426), 14 states have internal predecessors, (2426), 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) [2023-08-31 00:09:15,282 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:09:15,282 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 400 [2023-08-31 00:09:15,282 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:09:30,590 INFO L130 PetriNetUnfolder]: 33201/49861 cut-off events. [2023-08-31 00:09:30,590 INFO L131 PetriNetUnfolder]: For 850419/881786 co-relation queries the response was YES. [2023-08-31 00:09:31,410 INFO L83 FinitePrefix]: Finished finitePrefix Result has 322190 conditions, 49861 events. 33201/49861 cut-off events. For 850419/881786 co-relation queries the response was YES. Maximal size of possible extension queue 1150. Compared 341205 event pairs, 9911 based on Foata normal form. 1522/47547 useless extension candidates. Maximal degree in co-relation 320862. Up to 39816 conditions per place. [2023-08-31 00:09:31,676 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1272 selfloop transitions, 445 changer transitions 0/1740 dead transitions. [2023-08-31 00:09:31,677 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 397 places, 1740 transitions, 43978 flow [2023-08-31 00:09:31,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-08-31 00:09:31,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2023-08-31 00:09:31,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 3150 transitions. [2023-08-31 00:09:31,679 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4632352941176471 [2023-08-31 00:09:31,679 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 3150 transitions. [2023-08-31 00:09:31,679 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 3150 transitions. [2023-08-31 00:09:31,679 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:09:31,679 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 3150 transitions. [2023-08-31 00:09:31,681 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 185.2941176470588) internal successors, (3150), 17 states have internal predecessors, (3150), 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) [2023-08-31 00:09:31,684 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 400.0) internal successors, (7200), 18 states have internal predecessors, (7200), 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) [2023-08-31 00:09:31,684 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 400.0) internal successors, (7200), 18 states have internal predecessors, (7200), 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) [2023-08-31 00:09:31,684 INFO L175 Difference]: Start difference. First operand has 381 places, 1436 transitions, 35442 flow. Second operand 17 states and 3150 transitions. [2023-08-31 00:09:31,684 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 397 places, 1740 transitions, 43978 flow [2023-08-31 00:09:38,364 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 1740 transitions, 42744 flow, removed 0 selfloop flow, removed 17 redundant places. [2023-08-31 00:09:38,401 INFO L231 Difference]: Finished difference. Result has 384 places, 1464 transitions, 35937 flow [2023-08-31 00:09:38,403 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=34378, PETRI_DIFFERENCE_MINUEND_PLACES=364, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1436, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=425, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1005, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=35937, PETRI_PLACES=384, PETRI_TRANSITIONS=1464} [2023-08-31 00:09:38,403 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 329 predicate places. [2023-08-31 00:09:38,403 INFO L495 AbstractCegarLoop]: Abstraction has has 384 places, 1464 transitions, 35937 flow [2023-08-31 00:09:38,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 173.28571428571428) internal successors, (2426), 14 states have internal predecessors, (2426), 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) [2023-08-31 00:09:38,404 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:09:38,404 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:09:38,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-08-31 00:09:38,404 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:09:38,405 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:09:38,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1357067569, now seen corresponding path program 3 times [2023-08-31 00:09:38,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:09:38,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652385246] [2023-08-31 00:09:38,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:09:38,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:09:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:09:39,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:09:39,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:09:39,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652385246] [2023-08-31 00:09:39,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652385246] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:09:39,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:09:39,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 00:09:39,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516590026] [2023-08-31 00:09:39,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:09:39,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 00:09:39,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:09:39,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 00:09:39,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-08-31 00:09:40,895 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 400 [2023-08-31 00:09:40,896 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 384 places, 1464 transitions, 35937 flow. Second operand has 14 states, 14 states have (on average 171.28571428571428) internal successors, (2398), 14 states have internal predecessors, (2398), 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) [2023-08-31 00:09:40,896 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:09:40,896 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 400 [2023-08-31 00:09:40,897 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:09:56,902 INFO L130 PetriNetUnfolder]: 32889/49351 cut-off events. [2023-08-31 00:09:56,902 INFO L131 PetriNetUnfolder]: For 869669/897206 co-relation queries the response was YES. [2023-08-31 00:09:57,795 INFO L83 FinitePrefix]: Finished finitePrefix Result has 319920 conditions, 49351 events. 32889/49351 cut-off events. For 869669/897206 co-relation queries the response was YES. Maximal size of possible extension queue 1129. Compared 336538 event pairs, 9999 based on Foata normal form. 1493/47040 useless extension candidates. Maximal degree in co-relation 318603. Up to 39602 conditions per place. [2023-08-31 00:09:58,051 INFO L137 encePairwiseOnDemand]: 385/400 looper letters, 1268 selfloop transitions, 443 changer transitions 0/1734 dead transitions. [2023-08-31 00:09:58,052 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 400 places, 1734 transitions, 43547 flow [2023-08-31 00:09:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-08-31 00:09:58,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2023-08-31 00:09:58,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 3113 transitions. [2023-08-31 00:09:58,054 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4577941176470588 [2023-08-31 00:09:58,054 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 3113 transitions. [2023-08-31 00:09:58,054 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 3113 transitions. [2023-08-31 00:09:58,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:09:58,055 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 3113 transitions. [2023-08-31 00:09:58,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 183.11764705882354) internal successors, (3113), 17 states have internal predecessors, (3113), 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) [2023-08-31 00:09:58,059 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 400.0) internal successors, (7200), 18 states have internal predecessors, (7200), 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) [2023-08-31 00:09:58,059 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 400.0) internal successors, (7200), 18 states have internal predecessors, (7200), 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) [2023-08-31 00:09:58,059 INFO L175 Difference]: Start difference. First operand has 384 places, 1464 transitions, 35937 flow. Second operand 17 states and 3113 transitions. [2023-08-31 00:09:58,060 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 400 places, 1734 transitions, 43547 flow [2023-08-31 00:10:04,055 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 396 places, 1734 transitions, 43144 flow, removed 129 selfloop flow, removed 4 redundant places. [2023-08-31 00:10:04,094 INFO L231 Difference]: Finished difference. Result has 397 places, 1462 transitions, 36328 flow [2023-08-31 00:10:04,096 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=35434, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1462, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=443, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1019, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=36328, PETRI_PLACES=397, PETRI_TRANSITIONS=1462} [2023-08-31 00:10:04,096 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 342 predicate places. [2023-08-31 00:10:04,097 INFO L495 AbstractCegarLoop]: Abstraction has has 397 places, 1462 transitions, 36328 flow [2023-08-31 00:10:04,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 171.28571428571428) internal successors, (2398), 14 states have internal predecessors, (2398), 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) [2023-08-31 00:10:04,097 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:10:04,097 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:10:04,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-08-31 00:10:04,098 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:10:04,098 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:10:04,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1530722155, now seen corresponding path program 4 times [2023-08-31 00:10:04,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:10:04,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630972083] [2023-08-31 00:10:04,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:10:04,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:10:04,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:10:04,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:10:04,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:10:04,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630972083] [2023-08-31 00:10:04,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630972083] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:10:04,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:10:04,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 00:10:04,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181479575] [2023-08-31 00:10:04,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:10:04,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 00:10:04,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:10:04,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 00:10:04,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-08-31 00:10:06,572 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 400 [2023-08-31 00:10:06,573 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 397 places, 1462 transitions, 36328 flow. Second operand has 14 states, 14 states have (on average 171.28571428571428) internal successors, (2398), 14 states have internal predecessors, (2398), 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) [2023-08-31 00:10:06,573 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:10:06,573 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 400 [2023-08-31 00:10:06,573 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:10:23,599 INFO L130 PetriNetUnfolder]: 35768/53763 cut-off events. [2023-08-31 00:10:23,599 INFO L131 PetriNetUnfolder]: For 962705/992913 co-relation queries the response was YES. [2023-08-31 00:10:24,489 INFO L83 FinitePrefix]: Finished finitePrefix Result has 348333 conditions, 53763 events. 35768/53763 cut-off events. For 962705/992913 co-relation queries the response was YES. Maximal size of possible extension queue 1255. Compared 372519 event pairs, 10264 based on Foata normal form. 2478/52072 useless extension candidates. Maximal degree in co-relation 347003. Up to 42682 conditions per place. [2023-08-31 00:10:24,766 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1189 selfloop transitions, 520 changer transitions 0/1732 dead transitions. [2023-08-31 00:10:24,767 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 413 places, 1732 transitions, 42777 flow [2023-08-31 00:10:24,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-08-31 00:10:24,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2023-08-31 00:10:24,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 3114 transitions. [2023-08-31 00:10:24,769 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45794117647058824 [2023-08-31 00:10:24,769 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 3114 transitions. [2023-08-31 00:10:24,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 3114 transitions. [2023-08-31 00:10:24,769 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:10:24,769 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 3114 transitions. [2023-08-31 00:10:24,771 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 183.1764705882353) internal successors, (3114), 17 states have internal predecessors, (3114), 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) [2023-08-31 00:10:24,774 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 400.0) internal successors, (7200), 18 states have internal predecessors, (7200), 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) [2023-08-31 00:10:24,774 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 400.0) internal successors, (7200), 18 states have internal predecessors, (7200), 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) [2023-08-31 00:10:24,774 INFO L175 Difference]: Start difference. First operand has 397 places, 1462 transitions, 36328 flow. Second operand 17 states and 3114 transitions. [2023-08-31 00:10:24,775 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 413 places, 1732 transitions, 42777 flow [2023-08-31 00:10:32,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 397 places, 1732 transitions, 41891 flow, removed 0 selfloop flow, removed 16 redundant places. [2023-08-31 00:10:32,054 INFO L231 Difference]: Finished difference. Result has 400 places, 1490 transitions, 37159 flow [2023-08-31 00:10:32,055 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=35442, PETRI_DIFFERENCE_MINUEND_PLACES=381, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1462, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=500, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=960, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=37159, PETRI_PLACES=400, PETRI_TRANSITIONS=1490} [2023-08-31 00:10:32,056 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 345 predicate places. [2023-08-31 00:10:32,056 INFO L495 AbstractCegarLoop]: Abstraction has has 400 places, 1490 transitions, 37159 flow [2023-08-31 00:10:32,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 171.28571428571428) internal successors, (2398), 14 states have internal predecessors, (2398), 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) [2023-08-31 00:10:32,056 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 00:10:32,056 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 00:10:32,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-08-31 00:10:32,057 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-08-31 00:10:32,057 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 00:10:32,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1850704159, now seen corresponding path program 6 times [2023-08-31 00:10:32,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 00:10:32,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281726926] [2023-08-31 00:10:32,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 00:10:32,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 00:10:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 00:10:32,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 00:10:32,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 00:10:32,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281726926] [2023-08-31 00:10:32,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281726926] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 00:10:32,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 00:10:32,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-31 00:10:32,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33829758] [2023-08-31 00:10:32,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 00:10:32,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-31 00:10:32,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 00:10:32,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-31 00:10:32,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-31 00:10:34,780 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-31 00:10:34,781 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 400 places, 1490 transitions, 37159 flow. Second operand has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 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) [2023-08-31 00:10:34,782 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 00:10:34,782 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-31 00:10:34,782 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 00:10:51,647 INFO L130 PetriNetUnfolder]: 35846/53828 cut-off events. [2023-08-31 00:10:51,648 INFO L131 PetriNetUnfolder]: For 1033550/1066768 co-relation queries the response was YES. [2023-08-31 00:10:52,468 INFO L83 FinitePrefix]: Finished finitePrefix Result has 359717 conditions, 53828 events. 35846/53828 cut-off events. For 1033550/1066768 co-relation queries the response was YES. Maximal size of possible extension queue 1249. Compared 371928 event pairs, 11390 based on Foata normal form. 1420/51026 useless extension candidates. Maximal degree in co-relation 358318. Up to 43644 conditions per place. [2023-08-31 00:10:52,706 INFO L137 encePairwiseOnDemand]: 385/400 looper letters, 1210 selfloop transitions, 447 changer transitions 0/1681 dead transitions. [2023-08-31 00:10:52,707 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 417 places, 1681 transitions, 42690 flow [2023-08-31 00:10:52,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-31 00:10:52,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-31 00:10:52,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3305 transitions. [2023-08-31 00:10:52,710 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45902777777777776 [2023-08-31 00:10:52,710 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3305 transitions. [2023-08-31 00:10:52,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3305 transitions. [2023-08-31 00:10:52,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 00:10:52,711 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3305 transitions. [2023-08-31 00:10:52,713 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 183.61111111111111) internal successors, (3305), 18 states have internal predecessors, (3305), 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) [2023-08-31 00:10:52,717 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:10:52,718 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 400.0) internal successors, (7600), 19 states have internal predecessors, (7600), 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) [2023-08-31 00:10:52,718 INFO L175 Difference]: Start difference. First operand has 400 places, 1490 transitions, 37159 flow. Second operand 18 states and 3305 transitions. [2023-08-31 00:10:52,718 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 417 places, 1681 transitions, 42690 flow