./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 AFTER --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 AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 17:39:20,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 17:39:20,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 17:39:20,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 17:39:20,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 17:39:20,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 17:39:20,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 17:39:20,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 17:39:20,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 17:39:20,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 17:39:20,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 17:39:20,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 17:39:20,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 17:39:20,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 17:39:20,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 17:39:20,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 17:39:20,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 17:39:20,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 17:39:20,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 17:39:20,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 17:39:20,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 17:39:20,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 17:39:20,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 17:39:20,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 17:39:20,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 17:39:20,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 17:39:20,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 17:39:20,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 17:39:20,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 17:39:20,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 17:39:20,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 17:39:20,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 17:39:20,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 17:39:20,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 17:39:20,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 17:39:20,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 17:39:20,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 17:39:20,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 17:39:20,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 17:39:20,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 17:39:20,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 17:39:20,701 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 17:39:20,738 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 17:39:20,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 17:39:20,739 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 17:39:20,739 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 17:39:20,740 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 17:39:20,740 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 17:39:20,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 17:39:20,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 17:39:20,741 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 17:39:20,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 17:39:20,742 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 17:39:20,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 17:39:20,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 17:39:20,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 17:39:20,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 17:39:20,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 17:39:20,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 17:39:20,744 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 17:39:20,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 17:39:20,744 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 17:39:20,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 17:39:20,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 17:39:20,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 17:39:20,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 17:39:20,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 17:39:20,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 17:39:20,746 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 17:39:20,746 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 17:39:20,746 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 17:39:20,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 17:39:20,747 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 17:39:20,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 17:39:20,747 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 17:39:20,747 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 17:39:20,747 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 17:39:20,748 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 509c3c8c1895397e4c0d03f6462ad0ca0ed3ce99b40d08b775ab8473dba5ee1f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-30 17:39:21,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 17:39:21,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 17:39:21,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 17:39:21,076 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 17:39:21,077 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 17:39:21,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2023-08-30 17:39:22,271 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 17:39:22,536 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 17:39:22,537 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2023-08-30 17:39:22,553 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01384ea21/fa4de6c7c9274a45a0128c83c367b42c/FLAGe9ebc00ce [2023-08-30 17:39:22,567 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01384ea21/fa4de6c7c9274a45a0128c83c367b42c [2023-08-30 17:39:22,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 17:39:22,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 17:39:22,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 17:39:22,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 17:39:22,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 17:39:22,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 05:39:22" (1/1) ... [2023-08-30 17:39:22,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66cfac8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:22, skipping insertion in model container [2023-08-30 17:39:22,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 05:39:22" (1/1) ... [2023-08-30 17:39:22,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 17:39:22,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 17:39:22,734 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 17:39:22,993 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] [2023-08-30 17:39:22,998 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] [2023-08-30 17:39:23,000 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] [2023-08-30 17:39:23,061 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] [2023-08-30 17:39:23,062 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] [2023-08-30 17:39:23,064 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] [2023-08-30 17:39:23,065 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] [2023-08-30 17:39:23,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 17:39:23,085 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 17:39:23,102 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 17:39:23,126 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] [2023-08-30 17:39:23,131 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] [2023-08-30 17:39:23,133 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] [2023-08-30 17:39:23,150 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] [2023-08-30 17:39:23,154 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] [2023-08-30 17:39:23,155 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] [2023-08-30 17:39:23,156 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] [2023-08-30 17:39:23,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 17:39:23,232 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 17:39:23,238 INFO L208 MainTranslator]: Completed translation [2023-08-30 17:39:23,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23 WrapperNode [2023-08-30 17:39:23,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 17:39:23,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 17:39:23,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 17:39:23,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 17:39:23,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (1/1) ... [2023-08-30 17:39:23,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (1/1) ... [2023-08-30 17:39:23,303 INFO L138 Inliner]: procedures = 310, calls = 70, calls flagged for inlining = 10, calls inlined = 8, statements flattened = 203 [2023-08-30 17:39:23,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 17:39:23,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 17:39:23,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 17:39:23,304 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 17:39:23,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (1/1) ... [2023-08-30 17:39:23,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (1/1) ... [2023-08-30 17:39:23,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (1/1) ... [2023-08-30 17:39:23,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (1/1) ... [2023-08-30 17:39:23,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (1/1) ... [2023-08-30 17:39:23,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (1/1) ... [2023-08-30 17:39:23,341 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (1/1) ... [2023-08-30 17:39:23,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (1/1) ... [2023-08-30 17:39:23,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 17:39:23,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 17:39:23,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 17:39:23,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 17:39:23,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (1/1) ... [2023-08-30 17:39:23,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 17:39:23,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 17:39:23,397 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) [2023-08-30 17:39:23,405 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 [2023-08-30 17:39:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2023-08-30 17:39:23,434 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2023-08-30 17:39:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2023-08-30 17:39:23,434 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2023-08-30 17:39:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 17:39:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 17:39:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 17:39:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 17:39:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 17:39:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 17:39:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 17:39:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 17:39:23,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 17:39:23,436 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 17:39:23,623 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 17:39:23,625 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 17:39:23,996 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 17:39:24,011 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 17:39:24,016 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-30 17:39:24,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 05:39:24 BoogieIcfgContainer [2023-08-30 17:39:24,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 17:39:24,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 17:39:24,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 17:39:24,023 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 17:39:24,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 05:39:22" (1/3) ... [2023-08-30 17:39:24,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113c3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 05:39:24, skipping insertion in model container [2023-08-30 17:39:24,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:39:23" (2/3) ... [2023-08-30 17:39:24,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113c3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 05:39:24, skipping insertion in model container [2023-08-30 17:39:24,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 05:39:24" (3/3) ... [2023-08-30 17:39:24,027 INFO L112 eAbstractionObserver]: Analyzing ICFG ring_2w1r-1.i [2023-08-30 17:39:24,033 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 17:39:24,041 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 17:39:24,041 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 17:39:24,042 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 17:39:24,181 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 17:39:24,250 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 207 places, 217 transitions, 450 flow [2023-08-30 17:39:24,356 INFO L130 PetriNetUnfolder]: 17/215 cut-off events. [2023-08-30 17:39:24,356 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-30 17:39:24,364 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. [2023-08-30 17:39:24,365 INFO L82 GeneralOperation]: Start removeDead. Operand has 207 places, 217 transitions, 450 flow [2023-08-30 17:39:24,374 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 195 places, 205 transitions, 419 flow [2023-08-30 17:39:24,378 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-30 17:39:24,393 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 195 places, 205 transitions, 419 flow [2023-08-30 17:39:24,400 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 195 places, 205 transitions, 419 flow [2023-08-30 17:39:24,401 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 195 places, 205 transitions, 419 flow [2023-08-30 17:39:24,513 INFO L130 PetriNetUnfolder]: 17/205 cut-off events. [2023-08-30 17:39:24,513 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-30 17:39:24,520 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. [2023-08-30 17:39:24,527 INFO L119 LiptonReduction]: Number of co-enabled transitions 16824 [2023-08-30 17:39:29,482 INFO L134 LiptonReduction]: Checked pairs total: 29990 [2023-08-30 17:39:29,482 INFO L136 LiptonReduction]: Total number of compositions: 183 [2023-08-30 17:39:29,495 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-30 17:39:29,501 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;@528a105d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-30 17:39:29,501 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-08-30 17:39:29,509 INFO L130 PetriNetUnfolder]: 8/49 cut-off events. [2023-08-30 17:39:29,510 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-30 17:39:29,510 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:39:29,511 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 17:39:29,511 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)] === [2023-08-30 17:39:29,515 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:39:29,515 INFO L85 PathProgramCache]: Analyzing trace with hash 450394825, now seen corresponding path program 1 times [2023-08-30 17:39:29,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:39:29,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689025523] [2023-08-30 17:39:29,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:39:29,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:39:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:39:30,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:39:30,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:39:30,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689025523] [2023-08-30 17:39:30,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689025523] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:39:30,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:39:30,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-30 17:39:30,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104136342] [2023-08-30 17:39:30,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:39:30,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-30 17:39:30,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:39:30,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-30 17:39:30,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-08-30 17:39:30,998 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 400 [2023-08-30 17:39:31,002 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) [2023-08-30 17:39:31,002 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:39:31,002 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 400 [2023-08-30 17:39:31,003 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:39:31,580 INFO L130 PetriNetUnfolder]: 2973/4321 cut-off events. [2023-08-30 17:39:31,581 INFO L131 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2023-08-30 17:39:31,586 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. [2023-08-30 17:39:31,605 INFO L137 encePairwiseOnDemand]: 389/400 looper letters, 36 selfloop transitions, 8 changer transitions 5/61 dead transitions. [2023-08-30 17:39:31,606 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 61 transitions, 229 flow [2023-08-30 17:39:31,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-30 17:39:31,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-30 17:39:31,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1165 transitions. [2023-08-30 17:39:31,622 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48541666666666666 [2023-08-30 17:39:31,623 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1165 transitions. [2023-08-30 17:39:31,623 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1165 transitions. [2023-08-30 17:39:31,627 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:39:31,629 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1165 transitions. [2023-08-30 17:39:31,636 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) [2023-08-30 17:39:31,646 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) [2023-08-30 17:39:31,650 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) [2023-08-30 17:39:31,652 INFO L175 Difference]: Start difference. First operand has 55 places, 59 transitions, 127 flow. Second operand 6 states and 1165 transitions. [2023-08-30 17:39:31,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 61 transitions, 229 flow [2023-08-30 17:39:31,657 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 61 transitions, 224 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-08-30 17:39:31,659 INFO L231 Difference]: Finished difference. Result has 60 places, 56 transitions, 149 flow [2023-08-30 17:39:31,661 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} [2023-08-30 17:39:31,666 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 5 predicate places. [2023-08-30 17:39:31,667 INFO L495 AbstractCegarLoop]: Abstraction has has 60 places, 56 transitions, 149 flow [2023-08-30 17:39:31,668 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) [2023-08-30 17:39:31,668 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:39:31,672 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 17:39:31,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-30 17:39:31,673 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)] === [2023-08-30 17:39:31,680 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:39:31,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1246562778, now seen corresponding path program 1 times [2023-08-30 17:39:31,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:39:31,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935993337] [2023-08-30 17:39:31,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:39:31,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:39:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:39:32,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:39:32,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:39:32,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935993337] [2023-08-30 17:39:32,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935993337] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:39:32,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:39:32,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-30 17:39:32,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966639050] [2023-08-30 17:39:32,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:39:32,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-08-30 17:39:32,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:39:32,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-08-30 17:39:32,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-08-30 17:39:32,762 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 183 out of 400 [2023-08-30 17:39:32,764 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) [2023-08-30 17:39:32,764 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:39:32,764 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 183 of 400 [2023-08-30 17:39:32,764 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:39:33,415 INFO L130 PetriNetUnfolder]: 3466/5008 cut-off events. [2023-08-30 17:39:33,415 INFO L131 PetriNetUnfolder]: For 401/425 co-relation queries the response was YES. [2023-08-30 17:39:33,422 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. [2023-08-30 17:39:33,445 INFO L137 encePairwiseOnDemand]: 388/400 looper letters, 82 selfloop transitions, 18 changer transitions 0/112 dead transitions. [2023-08-30 17:39:33,445 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 112 transitions, 477 flow [2023-08-30 17:39:33,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-30 17:39:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-30 17:39:33,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1196 transitions. [2023-08-30 17:39:33,449 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49833333333333335 [2023-08-30 17:39:33,449 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1196 transitions. [2023-08-30 17:39:33,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1196 transitions. [2023-08-30 17:39:33,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:39:33,451 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1196 transitions. [2023-08-30 17:39:33,453 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) [2023-08-30 17:39:33,457 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) [2023-08-30 17:39:33,459 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) [2023-08-30 17:39:33,459 INFO L175 Difference]: Start difference. First operand has 60 places, 56 transitions, 149 flow. Second operand 6 states and 1196 transitions. [2023-08-30 17:39:33,459 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 112 transitions, 477 flow [2023-08-30 17:39:33,465 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 112 transitions, 467 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-08-30 17:39:33,466 INFO L231 Difference]: Finished difference. Result has 61 places, 68 transitions, 247 flow [2023-08-30 17:39:33,467 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} [2023-08-30 17:39:33,467 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 6 predicate places. [2023-08-30 17:39:33,468 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 68 transitions, 247 flow [2023-08-30 17:39:33,469 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) [2023-08-30 17:39:33,469 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:39:33,469 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 17:39:33,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-30 17:39:33,469 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)] === [2023-08-30 17:39:33,470 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:39:33,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1513644026, now seen corresponding path program 2 times [2023-08-30 17:39:33,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:39:33,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178083010] [2023-08-30 17:39:33,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:39:33,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:39:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:39:34,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:39:34,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:39:34,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178083010] [2023-08-30 17:39:34,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178083010] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:39:34,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:39:34,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-30 17:39:34,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385145585] [2023-08-30 17:39:34,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:39:34,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-08-30 17:39:34,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:39:34,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-08-30 17:39:34,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-08-30 17:39:34,573 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 183 out of 400 [2023-08-30 17:39:34,577 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) [2023-08-30 17:39:34,577 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:39:34,577 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 183 of 400 [2023-08-30 17:39:34,577 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:39:35,267 INFO L130 PetriNetUnfolder]: 2928/4401 cut-off events. [2023-08-30 17:39:35,267 INFO L131 PetriNetUnfolder]: For 1559/1708 co-relation queries the response was YES. [2023-08-30 17:39:35,274 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. [2023-08-30 17:39:35,292 INFO L137 encePairwiseOnDemand]: 392/400 looper letters, 77 selfloop transitions, 17 changer transitions 0/106 dead transitions. [2023-08-30 17:39:35,293 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 106 transitions, 516 flow [2023-08-30 17:39:35,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-30 17:39:35,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-30 17:39:35,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1187 transitions. [2023-08-30 17:39:35,296 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4945833333333333 [2023-08-30 17:39:35,296 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1187 transitions. [2023-08-30 17:39:35,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1187 transitions. [2023-08-30 17:39:35,297 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:39:35,297 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1187 transitions. [2023-08-30 17:39:35,300 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) [2023-08-30 17:39:35,304 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) [2023-08-30 17:39:35,305 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) [2023-08-30 17:39:35,306 INFO L175 Difference]: Start difference. First operand has 61 places, 68 transitions, 247 flow. Second operand 6 states and 1187 transitions. [2023-08-30 17:39:35,306 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 106 transitions, 516 flow [2023-08-30 17:39:35,319 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 106 transitions, 498 flow, removed 8 selfloop flow, removed 1 redundant places. [2023-08-30 17:39:35,321 INFO L231 Difference]: Finished difference. Result has 66 places, 68 transitions, 277 flow [2023-08-30 17:39:35,322 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} [2023-08-30 17:39:35,322 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 11 predicate places. [2023-08-30 17:39:35,322 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 68 transitions, 277 flow [2023-08-30 17:39:35,323 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) [2023-08-30 17:39:35,323 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:39:35,324 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] [2023-08-30 17:39:35,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-30 17:39:35,324 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)] === [2023-08-30 17:39:35,324 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:39:35,325 INFO L85 PathProgramCache]: Analyzing trace with hash -692155212, now seen corresponding path program 1 times [2023-08-30 17:39:35,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:39:35,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679843629] [2023-08-30 17:39:35,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:39:35,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:39:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:39:36,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:39:36,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:39:36,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679843629] [2023-08-30 17:39:36,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679843629] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:39:36,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:39:36,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:39:36,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450711389] [2023-08-30 17:39:36,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:39:36,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-30 17:39:36,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:39:36,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-30 17:39:36,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2023-08-30 17:39:38,268 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-08-30 17:39:38,275 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) [2023-08-30 17:39:38,275 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:39:38,275 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-08-30 17:39:38,275 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:39:40,245 INFO L130 PetriNetUnfolder]: 3865/5962 cut-off events. [2023-08-30 17:39:40,246 INFO L131 PetriNetUnfolder]: For 3899/3945 co-relation queries the response was YES. [2023-08-30 17:39:40,258 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. [2023-08-30 17:39:40,290 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 160 selfloop transitions, 80 changer transitions 0/251 dead transitions. [2023-08-30 17:39:40,290 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 251 transitions, 1499 flow [2023-08-30 17:39:40,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-08-30 17:39:40,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2023-08-30 17:39:40,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 3916 transitions. [2023-08-30 17:39:40,299 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4661904761904762 [2023-08-30 17:39:40,300 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 3916 transitions. [2023-08-30 17:39:40,300 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 3916 transitions. [2023-08-30 17:39:40,302 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:39:40,302 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 3916 transitions. [2023-08-30 17:39:40,308 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) [2023-08-30 17:39:40,320 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) [2023-08-30 17:39:40,322 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) [2023-08-30 17:39:40,322 INFO L175 Difference]: Start difference. First operand has 66 places, 68 transitions, 277 flow. Second operand 21 states and 3916 transitions. [2023-08-30 17:39:40,322 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 251 transitions, 1499 flow [2023-08-30 17:39:40,340 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 251 transitions, 1446 flow, removed 3 selfloop flow, removed 3 redundant places. [2023-08-30 17:39:40,344 INFO L231 Difference]: Finished difference. Result has 87 places, 137 transitions, 962 flow [2023-08-30 17:39:40,344 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} [2023-08-30 17:39:40,346 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 32 predicate places. [2023-08-30 17:39:40,346 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 137 transitions, 962 flow [2023-08-30 17:39:40,347 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) [2023-08-30 17:39:40,347 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:39:40,347 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] [2023-08-30 17:39:40,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-30 17:39:40,348 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)] === [2023-08-30 17:39:40,348 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:39:40,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1745966132, now seen corresponding path program 2 times [2023-08-30 17:39:40,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:39:40,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610469421] [2023-08-30 17:39:40,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:39:40,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:39:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:39:41,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:39:41,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:39:41,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610469421] [2023-08-30 17:39:41,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610469421] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:39:41,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:39:41,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-30 17:39:41,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612459370] [2023-08-30 17:39:41,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:39:41,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-30 17:39:41,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:39:41,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-30 17:39:41,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-08-30 17:39:42,545 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-08-30 17:39:42,546 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) [2023-08-30 17:39:42,546 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:39:42,546 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-08-30 17:39:42,546 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:39:44,094 INFO L130 PetriNetUnfolder]: 4153/6380 cut-off events. [2023-08-30 17:39:44,095 INFO L131 PetriNetUnfolder]: For 11308/12495 co-relation queries the response was YES. [2023-08-30 17:39:44,112 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. [2023-08-30 17:39:44,140 INFO L137 encePairwiseOnDemand]: 385/400 looper letters, 155 selfloop transitions, 125 changer transitions 0/291 dead transitions. [2023-08-30 17:39:44,141 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 291 transitions, 2243 flow [2023-08-30 17:39:44,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-08-30 17:39:44,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2023-08-30 17:39:44,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 3007 transitions. [2023-08-30 17:39:44,150 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46984375 [2023-08-30 17:39:44,150 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 3007 transitions. [2023-08-30 17:39:44,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 3007 transitions. [2023-08-30 17:39:44,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:39:44,152 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 3007 transitions. [2023-08-30 17:39:44,157 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) [2023-08-30 17:39:44,166 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) [2023-08-30 17:39:44,169 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) [2023-08-30 17:39:44,169 INFO L175 Difference]: Start difference. First operand has 87 places, 137 transitions, 962 flow. Second operand 16 states and 3007 transitions. [2023-08-30 17:39:44,170 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 291 transitions, 2243 flow [2023-08-30 17:39:44,214 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 291 transitions, 2167 flow, removed 37 selfloop flow, removed 1 redundant places. [2023-08-30 17:39:44,222 INFO L231 Difference]: Finished difference. Result has 109 places, 194 transitions, 1750 flow [2023-08-30 17:39:44,223 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} [2023-08-30 17:39:44,225 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 54 predicate places. [2023-08-30 17:39:44,225 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 194 transitions, 1750 flow [2023-08-30 17:39:44,226 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) [2023-08-30 17:39:44,226 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:39:44,226 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] [2023-08-30 17:39:44,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-30 17:39:44,227 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)] === [2023-08-30 17:39:44,227 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:39:44,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1914934370, now seen corresponding path program 1 times [2023-08-30 17:39:44,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:39:44,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690522630] [2023-08-30 17:39:44,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:39:44,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:39:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:39:45,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:39:45,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:39:45,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690522630] [2023-08-30 17:39:45,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690522630] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:39:45,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:39:45,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-30 17:39:45,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96900659] [2023-08-30 17:39:45,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:39:45,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-30 17:39:45,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:39:45,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-30 17:39:45,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2023-08-30 17:39:46,069 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 400 [2023-08-30 17:39:46,071 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) [2023-08-30 17:39:46,071 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:39:46,071 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 400 [2023-08-30 17:39:46,072 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:39:47,137 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]) [2023-08-30 17:39:47,138 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2023-08-30 17:39:47,138 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-08-30 17:39:47,138 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-30 17:39:47,139 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-08-30 17:39:47,160 INFO L381 tUnfolder$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]) [2023-08-30 17:39:47,161 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2023-08-30 17:39:47,161 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-08-30 17:39:47,161 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-08-30 17:39:47,161 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-08-30 17:39:47,192 INFO L381 tUnfolder$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]) [2023-08-30 17:39:47,193 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2023-08-30 17:39:47,193 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-08-30 17:39:47,193 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-30 17:39:47,193 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-30 17:39:47,466 INFO L130 PetriNetUnfolder]: 5102/7780 cut-off events. [2023-08-30 17:39:47,466 INFO L131 PetriNetUnfolder]: For 25966/27345 co-relation queries the response was YES. [2023-08-30 17:39:47,494 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. [2023-08-30 17:39:47,534 INFO L137 encePairwiseOnDemand]: 381/400 looper letters, 263 selfloop transitions, 301 changer transitions 0/579 dead transitions. [2023-08-30 17:39:47,534 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 579 transitions, 6676 flow [2023-08-30 17:39:47,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-30 17:39:47,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-30 17:39:47,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 2621 transitions. [2023-08-30 17:39:47,541 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4680357142857143 [2023-08-30 17:39:47,542 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 2621 transitions. [2023-08-30 17:39:47,542 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 2621 transitions. [2023-08-30 17:39:47,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:39:47,543 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 2621 transitions. [2023-08-30 17:39:47,547 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) [2023-08-30 17:39:47,555 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) [2023-08-30 17:39:47,568 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) [2023-08-30 17:39:47,569 INFO L175 Difference]: Start difference. First operand has 109 places, 194 transitions, 1750 flow. Second operand 14 states and 2621 transitions. [2023-08-30 17:39:47,569 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 579 transitions, 6676 flow [2023-08-30 17:39:47,633 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 579 transitions, 6532 flow, removed 66 selfloop flow, removed 2 redundant places. [2023-08-30 17:39:47,644 INFO L231 Difference]: Finished difference. Result has 128 places, 397 transitions, 5257 flow [2023-08-30 17:39:47,644 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} [2023-08-30 17:39:47,646 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 73 predicate places. [2023-08-30 17:39:47,647 INFO L495 AbstractCegarLoop]: Abstraction has has 128 places, 397 transitions, 5257 flow [2023-08-30 17:39:47,648 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) [2023-08-30 17:39:47,648 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:39:47,648 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] [2023-08-30 17:39:47,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-30 17:39:47,649 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)] === [2023-08-30 17:39:47,649 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:39:47,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1995124236, now seen corresponding path program 2 times [2023-08-30 17:39:47,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:39:47,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032425467] [2023-08-30 17:39:47,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:39:47,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:39:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:39:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:39:48,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:39:48,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032425467] [2023-08-30 17:39:48,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032425467] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:39:48,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:39:48,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-30 17:39:48,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950345342] [2023-08-30 17:39:48,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:39:48,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-30 17:39:48,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:39:48,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-30 17:39:48,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2023-08-30 17:39:49,842 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 400 [2023-08-30 17:39:49,843 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) [2023-08-30 17:39:49,844 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:39:49,844 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 400 [2023-08-30 17:39:49,844 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:39:51,516 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|)))]) [2023-08-30 17:39:51,516 INFO L383 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2023-08-30 17:39:51,516 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-08-30 17:39:51,516 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-08-30 17:39:51,517 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-08-30 17:39:51,552 INFO L381 tUnfolder$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]) [2023-08-30 17:39:51,552 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2023-08-30 17:39:51,552 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-08-30 17:39:51,552 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-08-30 17:39:51,552 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-30 17:39:51,578 INFO L381 tUnfolder$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]) [2023-08-30 17:39:51,578 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2023-08-30 17:39:51,579 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-08-30 17:39:51,579 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-08-30 17:39:51,579 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-08-30 17:39:51,614 INFO L381 tUnfolder$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]) [2023-08-30 17:39:51,614 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2023-08-30 17:39:51,614 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-30 17:39:51,614 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-08-30 17:39:51,614 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-08-30 17:39:51,949 INFO L130 PetriNetUnfolder]: 5227/8082 cut-off events. [2023-08-30 17:39:51,949 INFO L131 PetriNetUnfolder]: For 40419/50527 co-relation queries the response was YES. [2023-08-30 17:39:51,985 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. [2023-08-30 17:39:52,025 INFO L137 encePairwiseOnDemand]: 381/400 looper letters, 334 selfloop transitions, 404 changer transitions 0/753 dead transitions. [2023-08-30 17:39:52,025 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 753 transitions, 10180 flow [2023-08-30 17:39:52,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-08-30 17:39:52,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2023-08-30 17:39:52,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3707 transitions. [2023-08-30 17:39:52,033 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.463375 [2023-08-30 17:39:52,034 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3707 transitions. [2023-08-30 17:39:52,034 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3707 transitions. [2023-08-30 17:39:52,036 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:39:52,036 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3707 transitions. [2023-08-30 17:39:52,041 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) [2023-08-30 17:39:52,051 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) [2023-08-30 17:39:52,052 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) [2023-08-30 17:39:52,052 INFO L175 Difference]: Start difference. First operand has 128 places, 397 transitions, 5257 flow. Second operand 20 states and 3707 transitions. [2023-08-30 17:39:52,053 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 753 transitions, 10180 flow [2023-08-30 17:39:52,186 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 753 transitions, 10152 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-30 17:39:52,198 INFO L231 Difference]: Finished difference. Result has 152 places, 553 transitions, 8490 flow [2023-08-30 17:39:52,198 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} [2023-08-30 17:39:52,199 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 97 predicate places. [2023-08-30 17:39:52,199 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 553 transitions, 8490 flow [2023-08-30 17:39:52,200 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) [2023-08-30 17:39:52,200 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:39:52,200 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] [2023-08-30 17:39:52,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-30 17:39:52,201 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)] === [2023-08-30 17:39:52,201 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:39:52,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1846929490, now seen corresponding path program 3 times [2023-08-30 17:39:52,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:39:52,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140036674] [2023-08-30 17:39:52,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:39:52,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:39:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:39:53,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:39:53,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:39:53,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140036674] [2023-08-30 17:39:53,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140036674] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:39:53,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:39:53,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-30 17:39:53,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646931092] [2023-08-30 17:39:53,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:39:53,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-30 17:39:53,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:39:53,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-30 17:39:53,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-08-30 17:39:54,401 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 400 [2023-08-30 17:39:54,402 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) [2023-08-30 17:39:54,402 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:39:54,402 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 400 [2023-08-30 17:39:54,402 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:39:55,967 INFO L130 PetriNetUnfolder]: 5474/8469 cut-off events. [2023-08-30 17:39:55,967 INFO L131 PetriNetUnfolder]: For 61714/80230 co-relation queries the response was YES. [2023-08-30 17:39:55,995 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. [2023-08-30 17:39:56,036 INFO L137 encePairwiseOnDemand]: 386/400 looper letters, 202 selfloop transitions, 549 changer transitions 0/766 dead transitions. [2023-08-30 17:39:56,036 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 766 transitions, 12763 flow [2023-08-30 17:39:56,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-08-30 17:39:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2023-08-30 17:39:56,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2051 transitions. [2023-08-30 17:39:56,048 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4661363636363636 [2023-08-30 17:39:56,048 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2051 transitions. [2023-08-30 17:39:56,049 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2051 transitions. [2023-08-30 17:39:56,051 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:39:56,052 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2051 transitions. [2023-08-30 17:39:56,056 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) [2023-08-30 17:39:56,065 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) [2023-08-30 17:39:56,066 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) [2023-08-30 17:39:56,066 INFO L175 Difference]: Start difference. First operand has 152 places, 553 transitions, 8490 flow. Second operand 11 states and 2051 transitions. [2023-08-30 17:39:56,066 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 766 transitions, 12763 flow [2023-08-30 17:39:56,393 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 766 transitions, 12737 flow, removed 12 selfloop flow, removed 1 redundant places. [2023-08-30 17:39:56,402 INFO L231 Difference]: Finished difference. Result has 166 places, 692 transitions, 12342 flow [2023-08-30 17:39:56,403 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} [2023-08-30 17:39:56,403 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 111 predicate places. [2023-08-30 17:39:56,403 INFO L495 AbstractCegarLoop]: Abstraction has has 166 places, 692 transitions, 12342 flow [2023-08-30 17:39:56,404 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) [2023-08-30 17:39:56,404 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:39:56,404 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] [2023-08-30 17:39:56,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-30 17:39:56,405 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)] === [2023-08-30 17:39:56,405 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:39:56,405 INFO L85 PathProgramCache]: Analyzing trace with hash -742733248, now seen corresponding path program 3 times [2023-08-30 17:39:56,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:39:56,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897269588] [2023-08-30 17:39:56,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:39:56,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:39:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:39:57,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:39:57,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:39:57,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897269588] [2023-08-30 17:39:57,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897269588] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:39:57,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:39:57,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:39:57,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459416015] [2023-08-30 17:39:57,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:39:57,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-30 17:39:57,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:39:57,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-30 17:39:57,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2023-08-30 17:39:58,975 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-08-30 17:39:58,977 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) [2023-08-30 17:39:58,977 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:39:58,977 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-08-30 17:39:58,977 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:40:01,476 INFO L130 PetriNetUnfolder]: 6197/9605 cut-off events. [2023-08-30 17:40:01,476 INFO L131 PetriNetUnfolder]: For 100794/121465 co-relation queries the response was YES. [2023-08-30 17:40:01,522 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. [2023-08-30 17:40:01,575 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 364 selfloop transitions, 596 changer transitions 0/981 dead transitions. [2023-08-30 17:40:01,576 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 981 transitions, 18542 flow [2023-08-30 17:40:01,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-08-30 17:40:01,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2023-08-30 17:40:01,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 3543 transitions. [2023-08-30 17:40:01,583 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4661842105263158 [2023-08-30 17:40:01,583 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 3543 transitions. [2023-08-30 17:40:01,583 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 3543 transitions. [2023-08-30 17:40:01,585 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:40:01,585 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 3543 transitions. [2023-08-30 17:40:01,590 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) [2023-08-30 17:40:01,600 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) [2023-08-30 17:40:01,602 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) [2023-08-30 17:40:01,603 INFO L175 Difference]: Start difference. First operand has 166 places, 692 transitions, 12342 flow. Second operand 19 states and 3543 transitions. [2023-08-30 17:40:01,603 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 981 transitions, 18542 flow [2023-08-30 17:40:02,039 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 981 transitions, 17200 flow, removed 6 selfloop flow, removed 5 redundant places. [2023-08-30 17:40:02,052 INFO L231 Difference]: Finished difference. Result has 185 places, 852 transitions, 15683 flow [2023-08-30 17:40:02,053 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} [2023-08-30 17:40:02,054 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 130 predicate places. [2023-08-30 17:40:02,054 INFO L495 AbstractCegarLoop]: Abstraction has has 185 places, 852 transitions, 15683 flow [2023-08-30 17:40:02,055 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) [2023-08-30 17:40:02,055 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:40:02,055 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] [2023-08-30 17:40:02,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-30 17:40:02,055 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)] === [2023-08-30 17:40:02,056 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:40:02,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1020285268, now seen corresponding path program 4 times [2023-08-30 17:40:02,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:40:02,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400885257] [2023-08-30 17:40:02,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:40:02,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:40:02,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:40:03,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:40:03,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:40:03,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400885257] [2023-08-30 17:40:03,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400885257] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:40:03,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:40:03,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:40:03,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500972890] [2023-08-30 17:40:03,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:40:03,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-30 17:40:03,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:40:03,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-30 17:40:03,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2023-08-30 17:40:04,301 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 400 [2023-08-30 17:40:04,303 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) [2023-08-30 17:40:04,303 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:40:04,303 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 400 [2023-08-30 17:40:04,303 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:40:07,792 INFO L130 PetriNetUnfolder]: 6182/9609 cut-off events. [2023-08-30 17:40:07,793 INFO L131 PetriNetUnfolder]: For 116303/143833 co-relation queries the response was YES. [2023-08-30 17:40:07,862 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. [2023-08-30 17:40:07,914 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 389 selfloop transitions, 663 changer transitions 0/1073 dead transitions. [2023-08-30 17:40:07,914 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 204 places, 1073 transitions, 20523 flow [2023-08-30 17:40:07,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-08-30 17:40:07,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2023-08-30 17:40:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3702 transitions. [2023-08-30 17:40:07,920 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46275 [2023-08-30 17:40:07,921 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3702 transitions. [2023-08-30 17:40:07,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3702 transitions. [2023-08-30 17:40:07,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:40:07,923 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3702 transitions. [2023-08-30 17:40:07,928 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) [2023-08-30 17:40:07,937 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) [2023-08-30 17:40:07,938 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) [2023-08-30 17:40:07,938 INFO L175 Difference]: Start difference. First operand has 185 places, 852 transitions, 15683 flow. Second operand 20 states and 3702 transitions. [2023-08-30 17:40:07,939 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 204 places, 1073 transitions, 20523 flow [2023-08-30 17:40:08,518 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 1073 transitions, 20303 flow, removed 29 selfloop flow, removed 6 redundant places. [2023-08-30 17:40:08,537 INFO L231 Difference]: Finished difference. Result has 202 places, 924 transitions, 18443 flow [2023-08-30 17:40:08,539 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} [2023-08-30 17:40:08,540 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 147 predicate places. [2023-08-30 17:40:08,540 INFO L495 AbstractCegarLoop]: Abstraction has has 202 places, 924 transitions, 18443 flow [2023-08-30 17:40:08,540 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) [2023-08-30 17:40:08,541 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:40:08,541 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] [2023-08-30 17:40:08,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-30 17:40:08,541 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)] === [2023-08-30 17:40:08,541 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:40:08,541 INFO L85 PathProgramCache]: Analyzing trace with hash -1857858993, now seen corresponding path program 1 times [2023-08-30 17:40:08,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:40:08,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894188429] [2023-08-30 17:40:08,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:40:08,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:40:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:40:09,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:40:09,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:40:09,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894188429] [2023-08-30 17:40:09,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894188429] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:40:09,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:40:09,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-30 17:40:09,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349337826] [2023-08-30 17:40:09,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:40:09,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-30 17:40:09,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:40:09,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-30 17:40:09,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2023-08-30 17:40:10,659 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-08-30 17:40:10,661 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) [2023-08-30 17:40:10,661 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:40:10,661 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-08-30 17:40:10,661 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:40:13,894 INFO L130 PetriNetUnfolder]: 6234/9802 cut-off events. [2023-08-30 17:40:13,895 INFO L131 PetriNetUnfolder]: For 141005/173406 co-relation queries the response was YES. [2023-08-30 17:40:13,946 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. [2023-08-30 17:40:13,987 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 402 selfloop transitions, 795 changer transitions 0/1218 dead transitions. [2023-08-30 17:40:13,987 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 1218 transitions, 24699 flow [2023-08-30 17:40:13,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-08-30 17:40:13,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2023-08-30 17:40:13,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 4259 transitions. [2023-08-30 17:40:13,993 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46293478260869564 [2023-08-30 17:40:13,993 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 4259 transitions. [2023-08-30 17:40:13,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 4259 transitions. [2023-08-30 17:40:13,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:40:13,994 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 4259 transitions. [2023-08-30 17:40:13,999 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) [2023-08-30 17:40:14,007 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) [2023-08-30 17:40:14,008 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) [2023-08-30 17:40:14,008 INFO L175 Difference]: Start difference. First operand has 202 places, 924 transitions, 18443 flow. Second operand 23 states and 4259 transitions. [2023-08-30 17:40:14,008 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 1218 transitions, 24699 flow [2023-08-30 17:40:14,625 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 212 places, 1218 transitions, 24277 flow, removed 39 selfloop flow, removed 12 redundant places. [2023-08-30 17:40:14,644 INFO L231 Difference]: Finished difference. Result has 218 places, 1019 transitions, 22362 flow [2023-08-30 17:40:14,645 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} [2023-08-30 17:40:14,645 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 163 predicate places. [2023-08-30 17:40:14,645 INFO L495 AbstractCegarLoop]: Abstraction has has 218 places, 1019 transitions, 22362 flow [2023-08-30 17:40:14,646 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) [2023-08-30 17:40:14,646 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:40:14,646 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] [2023-08-30 17:40:14,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-30 17:40:14,646 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)] === [2023-08-30 17:40:14,647 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:40:14,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1220776986, now seen corresponding path program 1 times [2023-08-30 17:40:14,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:40:14,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784749580] [2023-08-30 17:40:14,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:40:14,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:40:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:40:15,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:40:15,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:40:15,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784749580] [2023-08-30 17:40:15,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784749580] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:40:15,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:40:15,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-08-30 17:40:15,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260117308] [2023-08-30 17:40:15,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:40:15,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-08-30 17:40:15,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:40:15,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-08-30 17:40:15,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2023-08-30 17:40:17,301 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-30 17:40:17,302 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) [2023-08-30 17:40:17,302 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:40:17,302 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-30 17:40:17,302 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:40:20,211 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|)))]) [2023-08-30 17:40:20,211 INFO L383 tUnfolder$Statistics]: this new event has 33 ancestors and is cut-off event [2023-08-30 17:40:20,211 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-08-30 17:40:20,212 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-08-30 17:40:20,212 INFO L386 tUnfolder$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-08-30 17:40:20,321 INFO L381 tUnfolder$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|)))]) [2023-08-30 17:40:20,322 INFO L383 tUnfolder$Statistics]: this new event has 34 ancestors and is cut-off event [2023-08-30 17:40:20,322 INFO L386 tUnfolder$Statistics]: existing Event has 34 ancestors and is cut-off event [2023-08-30 17:40:20,322 INFO L386 tUnfolder$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-08-30 17:40:20,322 INFO L386 tUnfolder$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-08-30 17:40:21,503 INFO L130 PetriNetUnfolder]: 10052/15366 cut-off events. [2023-08-30 17:40:21,504 INFO L131 PetriNetUnfolder]: For 204790/225023 co-relation queries the response was YES. [2023-08-30 17:40:21,608 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. [2023-08-30 17:40:21,684 INFO L137 encePairwiseOnDemand]: 383/400 looper letters, 878 selfloop transitions, 376 changer transitions 0/1286 dead transitions. [2023-08-30 17:40:21,684 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 235 places, 1286 transitions, 27126 flow [2023-08-30 17:40:21,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-30 17:40:21,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-30 17:40:21,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3344 transitions. [2023-08-30 17:40:21,688 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46444444444444444 [2023-08-30 17:40:21,688 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3344 transitions. [2023-08-30 17:40:21,688 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3344 transitions. [2023-08-30 17:40:21,689 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:40:21,690 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3344 transitions. [2023-08-30 17:40:21,694 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) [2023-08-30 17:40:21,700 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) [2023-08-30 17:40:21,701 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) [2023-08-30 17:40:21,701 INFO L175 Difference]: Start difference. First operand has 218 places, 1019 transitions, 22362 flow. Second operand 18 states and 3344 transitions. [2023-08-30 17:40:21,701 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 235 places, 1286 transitions, 27126 flow [2023-08-30 17:40:22,983 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 226 places, 1286 transitions, 26761 flow, removed 45 selfloop flow, removed 9 redundant places. [2023-08-30 17:40:23,003 INFO L231 Difference]: Finished difference. Result has 233 places, 1063 transitions, 23388 flow [2023-08-30 17:40:23,004 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} [2023-08-30 17:40:23,005 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 178 predicate places. [2023-08-30 17:40:23,005 INFO L495 AbstractCegarLoop]: Abstraction has has 233 places, 1063 transitions, 23388 flow [2023-08-30 17:40:23,006 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) [2023-08-30 17:40:23,006 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:40:23,006 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] [2023-08-30 17:40:23,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-30 17:40:23,006 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)] === [2023-08-30 17:40:23,006 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:40:23,006 INFO L85 PathProgramCache]: Analyzing trace with hash 702842529, now seen corresponding path program 1 times [2023-08-30 17:40:23,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:40:23,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505397683] [2023-08-30 17:40:23,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:40:23,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:40:23,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:40:24,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:40:24,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:40:24,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505397683] [2023-08-30 17:40:24,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505397683] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:40:24,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:40:24,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-08-30 17:40:24,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908252844] [2023-08-30 17:40:24,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:40:24,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-08-30 17:40:24,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:40:24,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-08-30 17:40:24,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2023-08-30 17:40:26,097 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 400 [2023-08-30 17:40:26,099 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) [2023-08-30 17:40:26,099 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:40:26,099 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 400 [2023-08-30 17:40:26,099 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:40:29,817 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|)))]) [2023-08-30 17:40:29,817 INFO L383 tUnfolder$Statistics]: this new event has 33 ancestors and is cut-off event [2023-08-30 17:40:29,817 INFO L386 tUnfolder$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-08-30 17:40:29,817 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-08-30 17:40:29,818 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-08-30 17:40:30,912 INFO L130 PetriNetUnfolder]: 10743/16580 cut-off events. [2023-08-30 17:40:30,912 INFO L131 PetriNetUnfolder]: For 222524/244861 co-relation queries the response was YES. [2023-08-30 17:40:31,085 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. [2023-08-30 17:40:31,153 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 982 selfloop transitions, 502 changer transitions 0/1507 dead transitions. [2023-08-30 17:40:31,154 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 1507 transitions, 31868 flow [2023-08-30 17:40:31,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-08-30 17:40:31,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2023-08-30 17:40:31,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 4009 transitions. [2023-08-30 17:40:31,158 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4555681818181818 [2023-08-30 17:40:31,159 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 4009 transitions. [2023-08-30 17:40:31,159 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 4009 transitions. [2023-08-30 17:40:31,159 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:40:31,159 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 4009 transitions. [2023-08-30 17:40:31,163 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) [2023-08-30 17:40:31,167 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) [2023-08-30 17:40:31,167 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) [2023-08-30 17:40:31,167 INFO L175 Difference]: Start difference. First operand has 233 places, 1063 transitions, 23388 flow. Second operand 22 states and 4009 transitions. [2023-08-30 17:40:31,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 1507 transitions, 31868 flow [2023-08-30 17:40:32,712 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 249 places, 1507 transitions, 31361 flow, removed 66 selfloop flow, removed 5 redundant places. [2023-08-30 17:40:32,734 INFO L231 Difference]: Finished difference. Result has 255 places, 1179 transitions, 26666 flow [2023-08-30 17:40:32,735 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} [2023-08-30 17:40:32,735 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 200 predicate places. [2023-08-30 17:40:32,736 INFO L495 AbstractCegarLoop]: Abstraction has has 255 places, 1179 transitions, 26666 flow [2023-08-30 17:40:32,736 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) [2023-08-30 17:40:32,736 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:40:32,736 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] [2023-08-30 17:40:32,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-30 17:40:32,736 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)] === [2023-08-30 17:40:32,737 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:40:32,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1126875214, now seen corresponding path program 1 times [2023-08-30 17:40:32,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:40:32,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611699607] [2023-08-30 17:40:32,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:40:32,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:40:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:40:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:40:33,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:40:33,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611699607] [2023-08-30 17:40:33,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611699607] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:40:33,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:40:33,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-08-30 17:40:33,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654430010] [2023-08-30 17:40:33,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:40:33,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-08-30 17:40:33,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:40:33,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-08-30 17:40:33,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2023-08-30 17:40:35,995 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-30 17:40:35,997 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) [2023-08-30 17:40:35,997 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:40:35,997 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-30 17:40:35,997 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:40:42,005 INFO L130 PetriNetUnfolder]: 14225/21625 cut-off events. [2023-08-30 17:40:42,005 INFO L131 PetriNetUnfolder]: For 305521/330996 co-relation queries the response was YES. [2023-08-30 17:40:42,319 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. [2023-08-30 17:40:42,593 INFO L137 encePairwiseOnDemand]: 382/400 looper letters, 1059 selfloop transitions, 442 changer transitions 0/1523 dead transitions. [2023-08-30 17:40:42,593 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 279 places, 1523 transitions, 33443 flow [2023-08-30 17:40:42,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-08-30 17:40:42,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2023-08-30 17:40:42,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 4609 transitions. [2023-08-30 17:40:42,600 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4609 [2023-08-30 17:40:42,600 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 4609 transitions. [2023-08-30 17:40:42,600 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 4609 transitions. [2023-08-30 17:40:42,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:40:42,602 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 4609 transitions. [2023-08-30 17:40:42,608 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) [2023-08-30 17:40:42,617 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) [2023-08-30 17:40:42,618 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) [2023-08-30 17:40:42,618 INFO L175 Difference]: Start difference. First operand has 255 places, 1179 transitions, 26666 flow. Second operand 25 states and 4609 transitions. [2023-08-30 17:40:42,618 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 279 places, 1523 transitions, 33443 flow [2023-08-30 17:40:44,775 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 1523 transitions, 32712 flow, removed 11 selfloop flow, removed 7 redundant places. [2023-08-30 17:40:44,812 INFO L231 Difference]: Finished difference. Result has 281 places, 1237 transitions, 27622 flow [2023-08-30 17:40:44,813 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} [2023-08-30 17:40:44,814 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 226 predicate places. [2023-08-30 17:40:44,815 INFO L495 AbstractCegarLoop]: Abstraction has has 281 places, 1237 transitions, 27622 flow [2023-08-30 17:40:44,815 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) [2023-08-30 17:40:44,815 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:40:44,816 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] [2023-08-30 17:40:44,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-30 17:40:44,816 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)] === [2023-08-30 17:40:44,816 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:40:44,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1659670715, now seen corresponding path program 1 times [2023-08-30 17:40:44,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:40:44,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447660329] [2023-08-30 17:40:44,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:40:44,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:40:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:40:45,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:40:45,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:40:45,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447660329] [2023-08-30 17:40:45,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447660329] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:40:45,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:40:45,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:40:45,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373063020] [2023-08-30 17:40:45,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:40:45,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-30 17:40:45,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:40:45,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-30 17:40:45,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2023-08-30 17:40:47,649 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-30 17:40:47,650 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) [2023-08-30 17:40:47,650 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:40:47,650 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-30 17:40:47,650 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:40:53,808 INFO L130 PetriNetUnfolder]: 14135/21557 cut-off events. [2023-08-30 17:40:53,808 INFO L131 PetriNetUnfolder]: For 331426/358180 co-relation queries the response was YES. [2023-08-30 17:40:54,148 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. [2023-08-30 17:40:54,259 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 995 selfloop transitions, 435 changer transitions 0/1452 dead transitions. [2023-08-30 17:40:54,259 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 1452 transitions, 32925 flow [2023-08-30 17:40:54,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-30 17:40:54,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-30 17:40:54,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3315 transitions. [2023-08-30 17:40:54,263 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46041666666666664 [2023-08-30 17:40:54,264 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3315 transitions. [2023-08-30 17:40:54,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3315 transitions. [2023-08-30 17:40:54,265 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:40:54,265 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3315 transitions. [2023-08-30 17:40:54,269 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) [2023-08-30 17:40:54,275 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) [2023-08-30 17:40:54,276 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) [2023-08-30 17:40:54,276 INFO L175 Difference]: Start difference. First operand has 281 places, 1237 transitions, 27622 flow. Second operand 18 states and 3315 transitions. [2023-08-30 17:40:54,276 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 1452 transitions, 32925 flow [2023-08-30 17:40:56,727 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 291 places, 1452 transitions, 32261 flow, removed 127 selfloop flow, removed 7 redundant places. [2023-08-30 17:40:56,755 INFO L231 Difference]: Finished difference. Result has 291 places, 1232 transitions, 27775 flow [2023-08-30 17:40:56,757 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} [2023-08-30 17:40:56,758 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 236 predicate places. [2023-08-30 17:40:56,758 INFO L495 AbstractCegarLoop]: Abstraction has has 291 places, 1232 transitions, 27775 flow [2023-08-30 17:40:56,758 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) [2023-08-30 17:40:56,758 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:40:56,758 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] [2023-08-30 17:40:56,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-30 17:40:56,759 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)] === [2023-08-30 17:40:56,759 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:40:56,759 INFO L85 PathProgramCache]: Analyzing trace with hash 326434697, now seen corresponding path program 2 times [2023-08-30 17:40:56,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:40:56,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557691229] [2023-08-30 17:40:56,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:40:56,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:40:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:40:57,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:40:57,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:40:57,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557691229] [2023-08-30 17:40:57,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557691229] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:40:57,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:40:57,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-08-30 17:40:57,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885426376] [2023-08-30 17:40:57,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:40:57,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-30 17:40:57,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:40:57,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-30 17:40:57,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2023-08-30 17:40:58,982 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-08-30 17:40:58,983 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) [2023-08-30 17:40:58,983 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:40:58,983 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-08-30 17:40:58,983 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:41:05,804 INFO L130 PetriNetUnfolder]: 16811/25757 cut-off events. [2023-08-30 17:41:05,804 INFO L131 PetriNetUnfolder]: For 374364/400199 co-relation queries the response was YES. [2023-08-30 17:41:06,178 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. [2023-08-30 17:41:06,315 INFO L137 encePairwiseOnDemand]: 385/400 looper letters, 1112 selfloop transitions, 444 changer transitions 0/1590 dead transitions. [2023-08-30 17:41:06,315 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 1590 transitions, 36849 flow [2023-08-30 17:41:06,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-08-30 17:41:06,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2023-08-30 17:41:06,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 2983 transitions. [2023-08-30 17:41:06,319 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46609375 [2023-08-30 17:41:06,320 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 2983 transitions. [2023-08-30 17:41:06,320 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 2983 transitions. [2023-08-30 17:41:06,321 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:41:06,321 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 2983 transitions. [2023-08-30 17:41:06,325 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) [2023-08-30 17:41:06,330 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) [2023-08-30 17:41:06,331 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) [2023-08-30 17:41:06,331 INFO L175 Difference]: Start difference. First operand has 291 places, 1232 transitions, 27775 flow. Second operand 16 states and 2983 transitions. [2023-08-30 17:41:06,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 1590 transitions, 36849 flow [2023-08-30 17:41:09,057 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 286 places, 1590 transitions, 36152 flow, removed 20 selfloop flow, removed 20 redundant places. [2023-08-30 17:41:09,083 INFO L231 Difference]: Finished difference. Result has 292 places, 1314 transitions, 29991 flow [2023-08-30 17:41:09,085 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} [2023-08-30 17:41:09,085 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 237 predicate places. [2023-08-30 17:41:09,085 INFO L495 AbstractCegarLoop]: Abstraction has has 292 places, 1314 transitions, 29991 flow [2023-08-30 17:41:09,086 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) [2023-08-30 17:41:09,086 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:41:09,086 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] [2023-08-30 17:41:09,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-30 17:41:09,087 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)] === [2023-08-30 17:41:09,087 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:41:09,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1788557304, now seen corresponding path program 2 times [2023-08-30 17:41:09,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:41:09,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582214706] [2023-08-30 17:41:09,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:41:09,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:41:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:41:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:41:09,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:41:09,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582214706] [2023-08-30 17:41:09,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582214706] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:41:09,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:41:09,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-30 17:41:09,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095244793] [2023-08-30 17:41:09,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:41:09,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-30 17:41:09,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:41:09,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-30 17:41:09,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-08-30 17:41:11,678 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 400 [2023-08-30 17:41:11,679 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) [2023-08-30 17:41:11,679 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:41:11,679 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 400 [2023-08-30 17:41:11,679 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:41:19,115 INFO L130 PetriNetUnfolder]: 17083/25923 cut-off events. [2023-08-30 17:41:19,116 INFO L131 PetriNetUnfolder]: For 380546/410922 co-relation queries the response was YES. [2023-08-30 17:41:19,568 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. [2023-08-30 17:41:19,704 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1154 selfloop transitions, 467 changer transitions 0/1644 dead transitions. [2023-08-30 17:41:19,704 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 1644 transitions, 37812 flow [2023-08-30 17:41:19,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-30 17:41:19,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-30 17:41:19,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3332 transitions. [2023-08-30 17:41:19,707 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4627777777777778 [2023-08-30 17:41:19,707 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3332 transitions. [2023-08-30 17:41:19,707 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3332 transitions. [2023-08-30 17:41:19,708 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:41:19,708 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3332 transitions. [2023-08-30 17:41:19,711 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) [2023-08-30 17:41:19,718 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) [2023-08-30 17:41:19,719 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) [2023-08-30 17:41:19,719 INFO L175 Difference]: Start difference. First operand has 292 places, 1314 transitions, 29991 flow. Second operand 18 states and 3332 transitions. [2023-08-30 17:41:19,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 1644 transitions, 37812 flow [2023-08-30 17:41:22,753 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 1644 transitions, 37586 flow, removed 64 selfloop flow, removed 4 redundant places. [2023-08-30 17:41:22,780 INFO L231 Difference]: Finished difference. Result has 306 places, 1316 transitions, 30718 flow [2023-08-30 17:41:22,781 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} [2023-08-30 17:41:22,781 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 251 predicate places. [2023-08-30 17:41:22,782 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 1316 transitions, 30718 flow [2023-08-30 17:41:22,782 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) [2023-08-30 17:41:22,782 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:41:22,782 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] [2023-08-30 17:41:22,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-30 17:41:22,783 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)] === [2023-08-30 17:41:22,783 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:41:22,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1850704160, now seen corresponding path program 2 times [2023-08-30 17:41:22,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:41:22,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742335362] [2023-08-30 17:41:22,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:41:22,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:41:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:41:23,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:41:23,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:41:23,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742335362] [2023-08-30 17:41:23,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742335362] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:41:23,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:41:23,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:41:23,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062814346] [2023-08-30 17:41:23,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:41:23,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-30 17:41:23,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:41:23,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-30 17:41:23,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-30 17:41:25,529 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-08-30 17:41:25,530 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) [2023-08-30 17:41:25,530 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:41:25,531 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-08-30 17:41:25,531 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:41:33,748 INFO L130 PetriNetUnfolder]: 19716/29733 cut-off events. [2023-08-30 17:41:33,748 INFO L131 PetriNetUnfolder]: For 458702/489288 co-relation queries the response was YES. [2023-08-30 17:41:34,158 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. [2023-08-30 17:41:34,299 INFO L137 encePairwiseOnDemand]: 383/400 looper letters, 1065 selfloop transitions, 450 changer transitions 0/1539 dead transitions. [2023-08-30 17:41:34,300 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 1539 transitions, 36231 flow [2023-08-30 17:41:34,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-30 17:41:34,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-30 17:41:34,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3348 transitions. [2023-08-30 17:41:34,302 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.465 [2023-08-30 17:41:34,302 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3348 transitions. [2023-08-30 17:41:34,302 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3348 transitions. [2023-08-30 17:41:34,303 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:41:34,303 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3348 transitions. [2023-08-30 17:41:34,305 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) [2023-08-30 17:41:34,309 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) [2023-08-30 17:41:34,309 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) [2023-08-30 17:41:34,310 INFO L175 Difference]: Start difference. First operand has 306 places, 1316 transitions, 30718 flow. Second operand 18 states and 3348 transitions. [2023-08-30 17:41:34,310 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 1539 transitions, 36231 flow [2023-08-30 17:41:37,285 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 1539 transitions, 35569 flow, removed 26 selfloop flow, removed 15 redundant places. [2023-08-30 17:41:37,312 INFO L231 Difference]: Finished difference. Result has 312 places, 1341 transitions, 31427 flow [2023-08-30 17:41:37,313 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} [2023-08-30 17:41:37,313 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 257 predicate places. [2023-08-30 17:41:37,314 INFO L495 AbstractCegarLoop]: Abstraction has has 312 places, 1341 transitions, 31427 flow [2023-08-30 17:41:37,314 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) [2023-08-30 17:41:37,314 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:41:37,314 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] [2023-08-30 17:41:37,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-08-30 17:41:37,314 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)] === [2023-08-30 17:41:37,315 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:41:37,315 INFO L85 PathProgramCache]: Analyzing trace with hash 2004744269, now seen corresponding path program 2 times [2023-08-30 17:41:37,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:41:37,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319151156] [2023-08-30 17:41:37,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:41:37,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:41:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:41:38,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:41:38,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:41:38,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319151156] [2023-08-30 17:41:38,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319151156] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:41:38,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:41:38,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:41:38,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308359102] [2023-08-30 17:41:38,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:41:38,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-30 17:41:38,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:41:38,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-30 17:41:38,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-30 17:41:40,132 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-30 17:41:40,133 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) [2023-08-30 17:41:40,133 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:41:40,133 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-30 17:41:40,133 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:41:49,699 INFO L130 PetriNetUnfolder]: 22550/33823 cut-off events. [2023-08-30 17:41:49,699 INFO L131 PetriNetUnfolder]: For 539978/569400 co-relation queries the response was YES. [2023-08-30 17:41:50,243 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. [2023-08-30 17:41:50,393 INFO L137 encePairwiseOnDemand]: 383/400 looper letters, 1115 selfloop transitions, 450 changer transitions 0/1589 dead transitions. [2023-08-30 17:41:50,393 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 1589 transitions, 37327 flow [2023-08-30 17:41:50,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-30 17:41:50,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-30 17:41:50,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3310 transitions. [2023-08-30 17:41:50,396 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4597222222222222 [2023-08-30 17:41:50,396 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3310 transitions. [2023-08-30 17:41:50,396 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3310 transitions. [2023-08-30 17:41:50,396 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:41:50,396 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3310 transitions. [2023-08-30 17:41:50,399 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) [2023-08-30 17:41:50,403 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) [2023-08-30 17:41:50,404 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) [2023-08-30 17:41:50,404 INFO L175 Difference]: Start difference. First operand has 312 places, 1341 transitions, 31427 flow. Second operand 18 states and 3310 transitions. [2023-08-30 17:41:50,404 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 1589 transitions, 37327 flow [2023-08-30 17:41:54,075 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 1589 transitions, 36717 flow, removed 81 selfloop flow, removed 7 redundant places. [2023-08-30 17:41:54,100 INFO L231 Difference]: Finished difference. Result has 327 places, 1366 transitions, 32469 flow [2023-08-30 17:41:54,101 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} [2023-08-30 17:41:54,101 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 272 predicate places. [2023-08-30 17:41:54,101 INFO L495 AbstractCegarLoop]: Abstraction has has 327 places, 1366 transitions, 32469 flow [2023-08-30 17:41:54,101 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) [2023-08-30 17:41:54,101 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:41:54,101 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] [2023-08-30 17:41:54,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-08-30 17:41:54,102 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)] === [2023-08-30 17:41:54,102 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:41:54,102 INFO L85 PathProgramCache]: Analyzing trace with hash 825534485, now seen corresponding path program 3 times [2023-08-30 17:41:54,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:41:54,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978430813] [2023-08-30 17:41:54,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:41:54,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:41:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:41:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:41:54,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:41:54,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978430813] [2023-08-30 17:41:54,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978430813] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:41:54,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:41:54,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:41:54,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269058714] [2023-08-30 17:41:54,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:41:54,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-30 17:41:54,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:41:54,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-30 17:41:54,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-30 17:41:56,616 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-30 17:41:56,617 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) [2023-08-30 17:41:56,617 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:41:56,617 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-30 17:41:56,617 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:42:07,613 INFO L130 PetriNetUnfolder]: 25174/37697 cut-off events. [2023-08-30 17:42:07,614 INFO L131 PetriNetUnfolder]: For 643519/676277 co-relation queries the response was YES. [2023-08-30 17:42:08,290 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. [2023-08-30 17:42:08,488 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1154 selfloop transitions, 451 changer transitions 0/1629 dead transitions. [2023-08-30 17:42:08,488 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 1629 transitions, 38704 flow [2023-08-30 17:42:08,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-30 17:42:08,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-30 17:42:08,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3306 transitions. [2023-08-30 17:42:08,492 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45916666666666667 [2023-08-30 17:42:08,493 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3306 transitions. [2023-08-30 17:42:08,493 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3306 transitions. [2023-08-30 17:42:08,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:42:08,494 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3306 transitions. [2023-08-30 17:42:08,498 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) [2023-08-30 17:42:08,503 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) [2023-08-30 17:42:08,504 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) [2023-08-30 17:42:08,505 INFO L175 Difference]: Start difference. First operand has 327 places, 1366 transitions, 32469 flow. Second operand 18 states and 3306 transitions. [2023-08-30 17:42:08,505 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 1629 transitions, 38704 flow [2023-08-30 17:42:12,754 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 335 places, 1629 transitions, 37948 flow, removed 137 selfloop flow, removed 9 redundant places. [2023-08-30 17:42:12,784 INFO L231 Difference]: Finished difference. Result has 338 places, 1388 transitions, 33012 flow [2023-08-30 17:42:12,785 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} [2023-08-30 17:42:12,785 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 283 predicate places. [2023-08-30 17:42:12,786 INFO L495 AbstractCegarLoop]: Abstraction has has 338 places, 1388 transitions, 33012 flow [2023-08-30 17:42:12,786 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) [2023-08-30 17:42:12,786 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:42:12,787 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] [2023-08-30 17:42:12,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-08-30 17:42:12,787 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)] === [2023-08-30 17:42:12,787 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:42:12,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1826462431, now seen corresponding path program 4 times [2023-08-30 17:42:12,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:42:12,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885890964] [2023-08-30 17:42:12,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:42:12,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:42:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:42:13,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:42:13,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:42:13,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885890964] [2023-08-30 17:42:13,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885890964] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:42:13,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:42:13,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:42:13,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299571914] [2023-08-30 17:42:13,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:42:13,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-30 17:42:13,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:42:13,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-30 17:42:13,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-30 17:42:15,368 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-30 17:42:15,370 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) [2023-08-30 17:42:15,370 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:42:15,370 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-30 17:42:15,370 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:42:27,982 INFO L130 PetriNetUnfolder]: 28406/42360 cut-off events. [2023-08-30 17:42:27,982 INFO L131 PetriNetUnfolder]: For 739550/773584 co-relation queries the response was YES. [2023-08-30 17:42:28,621 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. [2023-08-30 17:42:28,817 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1144 selfloop transitions, 537 changer transitions 0/1705 dead transitions. [2023-08-30 17:42:28,817 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 356 places, 1705 transitions, 40276 flow [2023-08-30 17:42:28,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-08-30 17:42:28,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2023-08-30 17:42:28,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 3497 transitions. [2023-08-30 17:42:28,820 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46013157894736845 [2023-08-30 17:42:28,820 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 3497 transitions. [2023-08-30 17:42:28,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 3497 transitions. [2023-08-30 17:42:28,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:42:28,821 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 3497 transitions. [2023-08-30 17:42:28,824 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) [2023-08-30 17:42:28,829 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) [2023-08-30 17:42:28,830 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) [2023-08-30 17:42:28,830 INFO L175 Difference]: Start difference. First operand has 338 places, 1388 transitions, 33012 flow. Second operand 19 states and 3497 transitions. [2023-08-30 17:42:28,830 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 356 places, 1705 transitions, 40276 flow [2023-08-30 17:42:33,616 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 349 places, 1705 transitions, 39653 flow, removed 118 selfloop flow, removed 7 redundant places. [2023-08-30 17:42:33,642 INFO L231 Difference]: Finished difference. Result has 355 places, 1425 transitions, 34294 flow [2023-08-30 17:42:33,643 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} [2023-08-30 17:42:33,644 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 300 predicate places. [2023-08-30 17:42:33,644 INFO L495 AbstractCegarLoop]: Abstraction has has 355 places, 1425 transitions, 34294 flow [2023-08-30 17:42:33,644 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) [2023-08-30 17:42:33,644 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:42:33,644 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] [2023-08-30 17:42:33,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-08-30 17:42:33,645 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)] === [2023-08-30 17:42:33,645 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:42:33,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1570666161, now seen corresponding path program 5 times [2023-08-30 17:42:33,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:42:33,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643202211] [2023-08-30 17:42:33,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:42:33,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:42:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:42:34,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:42:34,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:42:34,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643202211] [2023-08-30 17:42:34,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643202211] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:42:34,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:42:34,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:42:34,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159082185] [2023-08-30 17:42:34,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:42:34,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-30 17:42:34,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:42:34,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-30 17:42:34,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-30 17:42:36,240 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-30 17:42:36,242 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) [2023-08-30 17:42:36,242 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:42:36,242 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-30 17:42:36,242 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:42:50,638 INFO L130 PetriNetUnfolder]: 30819/46070 cut-off events. [2023-08-30 17:42:50,639 INFO L131 PetriNetUnfolder]: For 847328/881770 co-relation queries the response was YES. [2023-08-30 17:42:51,739 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. [2023-08-30 17:42:52,246 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1209 selfloop transitions, 502 changer transitions 0/1735 dead transitions. [2023-08-30 17:42:52,247 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 1735 transitions, 41468 flow [2023-08-30 17:42:52,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-30 17:42:52,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-30 17:42:52,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3306 transitions. [2023-08-30 17:42:52,286 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45916666666666667 [2023-08-30 17:42:52,286 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3306 transitions. [2023-08-30 17:42:52,286 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3306 transitions. [2023-08-30 17:42:52,287 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:42:52,287 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3306 transitions. [2023-08-30 17:42:52,296 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) [2023-08-30 17:42:52,310 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) [2023-08-30 17:42:52,311 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) [2023-08-30 17:42:52,314 INFO L175 Difference]: Start difference. First operand has 355 places, 1425 transitions, 34294 flow. Second operand 18 states and 3306 transitions. [2023-08-30 17:42:52,314 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 1735 transitions, 41468 flow [2023-08-30 17:42:58,637 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 1735 transitions, 40560 flow, removed 248 selfloop flow, removed 6 redundant places. [2023-08-30 17:42:58,664 INFO L231 Difference]: Finished difference. Result has 368 places, 1445 transitions, 34852 flow [2023-08-30 17:42:58,665 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} [2023-08-30 17:42:58,665 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 313 predicate places. [2023-08-30 17:42:58,666 INFO L495 AbstractCegarLoop]: Abstraction has has 368 places, 1445 transitions, 34852 flow [2023-08-30 17:42:58,666 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) [2023-08-30 17:42:58,666 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:42:58,666 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] [2023-08-30 17:42:58,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-08-30 17:42:58,667 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)] === [2023-08-30 17:42:58,667 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:42:58,667 INFO L85 PathProgramCache]: Analyzing trace with hash 255279856, now seen corresponding path program 3 times [2023-08-30 17:42:58,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:42:58,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366974556] [2023-08-30 17:42:58,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:42:58,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:42:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:42:59,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:42:59,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:42:59,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366974556] [2023-08-30 17:42:59,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366974556] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:42:59,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:42:59,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:42:59,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568338877] [2023-08-30 17:42:59,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:42:59,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-30 17:42:59,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:42:59,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-30 17:42:59,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-30 17:43:01,180 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-08-30 17:43:01,181 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) [2023-08-30 17:43:01,181 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:43:01,181 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-08-30 17:43:01,182 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:43:14,861 INFO L130 PetriNetUnfolder]: 30696/45945 cut-off events. [2023-08-30 17:43:14,861 INFO L131 PetriNetUnfolder]: For 799867/834321 co-relation queries the response was YES. [2023-08-30 17:43:15,753 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. [2023-08-30 17:43:15,974 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1211 selfloop transitions, 497 changer transitions 0/1732 dead transitions. [2023-08-30 17:43:15,974 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 385 places, 1732 transitions, 41506 flow [2023-08-30 17:43:15,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-30 17:43:15,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-30 17:43:15,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3339 transitions. [2023-08-30 17:43:15,977 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46375 [2023-08-30 17:43:15,977 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3339 transitions. [2023-08-30 17:43:15,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3339 transitions. [2023-08-30 17:43:15,978 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:43:15,978 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3339 transitions. [2023-08-30 17:43:15,981 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) [2023-08-30 17:43:15,984 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) [2023-08-30 17:43:15,984 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) [2023-08-30 17:43:15,985 INFO L175 Difference]: Start difference. First operand has 368 places, 1445 transitions, 34852 flow. Second operand 18 states and 3339 transitions. [2023-08-30 17:43:15,985 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 385 places, 1732 transitions, 41506 flow [2023-08-30 17:43:21,368 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 376 places, 1732 transitions, 40568 flow, removed 137 selfloop flow, removed 9 redundant places. [2023-08-30 17:43:21,394 INFO L231 Difference]: Finished difference. Result has 376 places, 1442 transitions, 34817 flow [2023-08-30 17:43:21,395 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} [2023-08-30 17:43:21,396 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 321 predicate places. [2023-08-30 17:43:21,396 INFO L495 AbstractCegarLoop]: Abstraction has has 376 places, 1442 transitions, 34817 flow [2023-08-30 17:43:21,396 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) [2023-08-30 17:43:21,396 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:43:21,396 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] [2023-08-30 17:43:21,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-08-30 17:43:21,397 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)] === [2023-08-30 17:43:21,397 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:43:21,397 INFO L85 PathProgramCache]: Analyzing trace with hash 2004744268, now seen corresponding path program 4 times [2023-08-30 17:43:21,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:43:21,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151833271] [2023-08-30 17:43:21,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:43:21,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:43:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:43:22,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:43:22,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:43:22,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151833271] [2023-08-30 17:43:22,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151833271] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:43:22,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:43:22,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:43:22,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619710184] [2023-08-30 17:43:22,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:43:22,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-30 17:43:22,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:43:22,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-30 17:43:22,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-30 17:43:24,369 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-08-30 17:43:24,371 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) [2023-08-30 17:43:24,371 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:43:24,371 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-08-30 17:43:24,371 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:43:37,737 INFO L130 PetriNetUnfolder]: 30617/46020 cut-off events. [2023-08-30 17:43:37,737 INFO L131 PetriNetUnfolder]: For 776312/812679 co-relation queries the response was YES. [2023-08-30 17:43:38,584 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. [2023-08-30 17:43:38,787 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1193 selfloop transitions, 451 changer transitions 0/1668 dead transitions. [2023-08-30 17:43:38,787 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 393 places, 1668 transitions, 40528 flow [2023-08-30 17:43:38,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-08-30 17:43:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-08-30 17:43:38,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3341 transitions. [2023-08-30 17:43:38,790 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46402777777777776 [2023-08-30 17:43:38,790 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3341 transitions. [2023-08-30 17:43:38,790 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3341 transitions. [2023-08-30 17:43:38,790 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:43:38,791 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3341 transitions. [2023-08-30 17:43:38,793 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) [2023-08-30 17:43:38,796 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) [2023-08-30 17:43:38,796 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) [2023-08-30 17:43:38,796 INFO L175 Difference]: Start difference. First operand has 376 places, 1442 transitions, 34817 flow. Second operand 18 states and 3341 transitions. [2023-08-30 17:43:38,797 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 393 places, 1668 transitions, 40528 flow [2023-08-30 17:43:43,960 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 1668 transitions, 39804 flow, removed 1 selfloop flow, removed 15 redundant places. [2023-08-30 17:43:43,987 INFO L231 Difference]: Finished difference. Result has 378 places, 1439 transitions, 34941 flow [2023-08-30 17:43:43,988 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} [2023-08-30 17:43:43,988 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 323 predicate places. [2023-08-30 17:43:43,988 INFO L495 AbstractCegarLoop]: Abstraction has has 378 places, 1439 transitions, 34941 flow [2023-08-30 17:43:43,989 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) [2023-08-30 17:43:43,989 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:43:43,989 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] [2023-08-30 17:43:43,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-08-30 17:43:43,989 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)] === [2023-08-30 17:43:43,989 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:43:43,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1153118562, now seen corresponding path program 5 times [2023-08-30 17:43:43,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:43:43,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577971367] [2023-08-30 17:43:43,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:43:43,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:43:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:43:44,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:43:44,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:43:44,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577971367] [2023-08-30 17:43:44,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577971367] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:43:44,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:43:44,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-08-30 17:43:44,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300976188] [2023-08-30 17:43:44,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:43:44,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-08-30 17:43:44,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:43:44,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-08-30 17:43:44,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-08-30 17:43:46,700 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-08-30 17:43:46,702 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) [2023-08-30 17:43:46,702 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:43:46,702 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-08-30 17:43:46,702 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:43:59,916 INFO L130 PetriNetUnfolder]: 30469/45588 cut-off events. [2023-08-30 17:43:59,916 INFO L131 PetriNetUnfolder]: For 771891/806681 co-relation queries the response was YES. [2023-08-30 17:44:00,778 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. [2023-08-30 17:44:00,994 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1152 selfloop transitions, 535 changer transitions 0/1711 dead transitions. [2023-08-30 17:44:00,994 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 396 places, 1711 transitions, 41424 flow [2023-08-30 17:44:00,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-08-30 17:44:00,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2023-08-30 17:44:00,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 3492 transitions. [2023-08-30 17:44:00,997 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4594736842105263 [2023-08-30 17:44:00,998 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 3492 transitions. [2023-08-30 17:44:00,998 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 3492 transitions. [2023-08-30 17:44:00,998 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:44:00,999 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 3492 transitions. [2023-08-30 17:44:01,001 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) [2023-08-30 17:44:01,006 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) [2023-08-30 17:44:01,007 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) [2023-08-30 17:44:01,007 INFO L175 Difference]: Start difference. First operand has 378 places, 1439 transitions, 34941 flow. Second operand 19 states and 3492 transitions. [2023-08-30 17:44:01,007 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 396 places, 1711 transitions, 41424 flow [2023-08-30 17:44:06,142 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 381 places, 1711 transitions, 40898 flow, removed 0 selfloop flow, removed 15 redundant places. [2023-08-30 17:44:06,169 INFO L231 Difference]: Finished difference. Result has 381 places, 1436 transitions, 35442 flow [2023-08-30 17:44:06,170 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} [2023-08-30 17:44:06,170 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 326 predicate places. [2023-08-30 17:44:06,170 INFO L495 AbstractCegarLoop]: Abstraction has has 381 places, 1436 transitions, 35442 flow [2023-08-30 17:44:06,170 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) [2023-08-30 17:44:06,170 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:44:06,171 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] [2023-08-30 17:44:06,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-08-30 17:44:06,171 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)] === [2023-08-30 17:44:06,171 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:44:06,171 INFO L85 PathProgramCache]: Analyzing trace with hash 894027034, now seen corresponding path program 3 times [2023-08-30 17:44:06,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:44:06,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772723311] [2023-08-30 17:44:06,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:44:06,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:44:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:44:06,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:44:06,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:44:06,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772723311] [2023-08-30 17:44:06,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772723311] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:44:06,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:44:06,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-30 17:44:06,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986128828] [2023-08-30 17:44:06,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:44:06,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-30 17:44:06,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:44:06,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-30 17:44:06,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-08-30 17:44:08,326 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 400 [2023-08-30 17:44:08,327 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) [2023-08-30 17:44:08,327 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:44:08,327 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 400 [2023-08-30 17:44:08,327 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:44:22,938 INFO L130 PetriNetUnfolder]: 33201/49861 cut-off events. [2023-08-30 17:44:22,938 INFO L131 PetriNetUnfolder]: For 850419/881786 co-relation queries the response was YES. [2023-08-30 17:44:23,925 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. [2023-08-30 17:44:24,191 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1272 selfloop transitions, 445 changer transitions 0/1740 dead transitions. [2023-08-30 17:44:24,191 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 397 places, 1740 transitions, 43978 flow [2023-08-30 17:44:24,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-08-30 17:44:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2023-08-30 17:44:24,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 3150 transitions. [2023-08-30 17:44:24,194 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4632352941176471 [2023-08-30 17:44:24,194 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 3150 transitions. [2023-08-30 17:44:24,194 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 3150 transitions. [2023-08-30 17:44:24,194 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:44:24,194 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 3150 transitions. [2023-08-30 17:44:24,196 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) [2023-08-30 17:44:24,199 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) [2023-08-30 17:44:24,199 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) [2023-08-30 17:44:24,200 INFO L175 Difference]: Start difference. First operand has 381 places, 1436 transitions, 35442 flow. Second operand 17 states and 3150 transitions. [2023-08-30 17:44:24,200 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 397 places, 1740 transitions, 43978 flow [2023-08-30 17:44:30,424 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 1740 transitions, 42744 flow, removed 0 selfloop flow, removed 17 redundant places. [2023-08-30 17:44:30,459 INFO L231 Difference]: Finished difference. Result has 384 places, 1464 transitions, 35937 flow [2023-08-30 17:44:30,460 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} [2023-08-30 17:44:30,460 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 329 predicate places. [2023-08-30 17:44:30,461 INFO L495 AbstractCegarLoop]: Abstraction has has 384 places, 1464 transitions, 35937 flow [2023-08-30 17:44:30,461 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) [2023-08-30 17:44:30,461 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:44:30,461 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] [2023-08-30 17:44:30,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-08-30 17:44:30,462 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)] === [2023-08-30 17:44:30,462 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:44:30,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1357067569, now seen corresponding path program 3 times [2023-08-30 17:44:30,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:44:30,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073950286] [2023-08-30 17:44:30,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:44:30,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:44:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:44:31,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:44:31,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:44:31,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073950286] [2023-08-30 17:44:31,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073950286] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:44:31,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:44:31,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-30 17:44:31,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277495692] [2023-08-30 17:44:31,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:44:31,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-30 17:44:31,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:44:31,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-30 17:44:31,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-08-30 17:44:32,992 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 400 [2023-08-30 17:44:32,994 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) [2023-08-30 17:44:32,994 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:44:32,994 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 400 [2023-08-30 17:44:32,994 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:44:47,744 INFO L130 PetriNetUnfolder]: 32889/49351 cut-off events. [2023-08-30 17:44:47,744 INFO L131 PetriNetUnfolder]: For 869669/897206 co-relation queries the response was YES. [2023-08-30 17:44:48,776 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. [2023-08-30 17:44:49,008 INFO L137 encePairwiseOnDemand]: 385/400 looper letters, 1268 selfloop transitions, 443 changer transitions 0/1734 dead transitions. [2023-08-30 17:44:49,008 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 400 places, 1734 transitions, 43547 flow [2023-08-30 17:44:49,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-08-30 17:44:49,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2023-08-30 17:44:49,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 3113 transitions. [2023-08-30 17:44:49,010 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4577941176470588 [2023-08-30 17:44:49,010 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 3113 transitions. [2023-08-30 17:44:49,010 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 3113 transitions. [2023-08-30 17:44:49,011 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:44:49,011 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 3113 transitions. [2023-08-30 17:44:49,013 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) [2023-08-30 17:44:49,015 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) [2023-08-30 17:44:49,016 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) [2023-08-30 17:44:49,016 INFO L175 Difference]: Start difference. First operand has 384 places, 1464 transitions, 35937 flow. Second operand 17 states and 3113 transitions. [2023-08-30 17:44:49,016 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 400 places, 1734 transitions, 43547 flow [2023-08-30 17:44:54,889 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 396 places, 1734 transitions, 43144 flow, removed 129 selfloop flow, removed 4 redundant places. [2023-08-30 17:44:54,925 INFO L231 Difference]: Finished difference. Result has 397 places, 1462 transitions, 36328 flow [2023-08-30 17:44:54,926 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} [2023-08-30 17:44:54,926 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 342 predicate places. [2023-08-30 17:44:54,927 INFO L495 AbstractCegarLoop]: Abstraction has has 397 places, 1462 transitions, 36328 flow [2023-08-30 17:44:54,927 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) [2023-08-30 17:44:54,927 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 17:44:54,927 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] [2023-08-30 17:44:54,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-08-30 17:44:54,928 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)] === [2023-08-30 17:44:54,928 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 17:44:54,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1530722155, now seen corresponding path program 4 times [2023-08-30 17:44:54,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 17:44:54,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862838685] [2023-08-30 17:44:54,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 17:44:54,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 17:44:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 17:44:55,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 17:44:55,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 17:44:55,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862838685] [2023-08-30 17:44:55,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862838685] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 17:44:55,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 17:44:55,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-30 17:44:55,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730803129] [2023-08-30 17:44:55,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 17:44:55,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-30 17:44:55,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 17:44:55,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-30 17:44:55,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-08-30 17:44:57,196 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 400 [2023-08-30 17:44:57,197 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) [2023-08-30 17:44:57,197 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 17:44:57,197 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 400 [2023-08-30 17:44:57,197 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 17:45:13,139 INFO L130 PetriNetUnfolder]: 35768/53763 cut-off events. [2023-08-30 17:45:13,139 INFO L131 PetriNetUnfolder]: For 962705/992913 co-relation queries the response was YES. [2023-08-30 17:45:14,272 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. [2023-08-30 17:45:14,513 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1189 selfloop transitions, 520 changer transitions 0/1732 dead transitions. [2023-08-30 17:45:14,513 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 413 places, 1732 transitions, 42777 flow [2023-08-30 17:45:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-08-30 17:45:14,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2023-08-30 17:45:14,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 3114 transitions. [2023-08-30 17:45:14,515 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45794117647058824 [2023-08-30 17:45:14,515 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 3114 transitions. [2023-08-30 17:45:14,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 3114 transitions. [2023-08-30 17:45:14,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 17:45:14,516 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 3114 transitions. [2023-08-30 17:45:14,517 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) [2023-08-30 17:45:14,520 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) [2023-08-30 17:45:14,521 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) [2023-08-30 17:45:14,521 INFO L175 Difference]: Start difference. First operand has 397 places, 1462 transitions, 36328 flow. Second operand 17 states and 3114 transitions. [2023-08-30 17:45:14,521 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 413 places, 1732 transitions, 42777 flow