./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 BEFORE --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 BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-09-01 10:41:45,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-09-01 10:41:45,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-09-01 10:41:45,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-09-01 10:41:45,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-09-01 10:41:45,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-09-01 10:41:45,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-09-01 10:41:45,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-09-01 10:41:45,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-09-01 10:41:45,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-09-01 10:41:45,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-09-01 10:41:45,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-09-01 10:41:45,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-09-01 10:41:45,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-09-01 10:41:45,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-09-01 10:41:45,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-09-01 10:41:45,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-09-01 10:41:45,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-09-01 10:41:45,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-09-01 10:41:45,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-09-01 10:41:45,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-09-01 10:41:45,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-09-01 10:41:45,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-09-01 10:41:45,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-09-01 10:41:45,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-09-01 10:41:45,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-09-01 10:41:45,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-09-01 10:41:45,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-09-01 10:41:45,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-09-01 10:41:45,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-09-01 10:41:45,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-09-01 10:41:45,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-09-01 10:41:45,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-09-01 10:41:45,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-09-01 10:41:45,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-09-01 10:41:45,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-09-01 10:41:45,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-09-01 10:41:45,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-09-01 10:41:45,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-09-01 10:41:45,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-09-01 10:41:45,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-09-01 10:41:45,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-09-01 10:41:45,318 INFO L113 SettingsManager]: Loading preferences was successful [2023-09-01 10:41:45,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-01 10:41:45,320 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-01 10:41:45,320 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-01 10:41:45,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-01 10:41:45,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-01 10:41:45,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-01 10:41:45,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-09-01 10:41:45,322 INFO L138 SettingsManager]: * Use SBE=true [2023-09-01 10:41:45,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-01 10:41:45,323 INFO L138 SettingsManager]: * sizeof long=4 [2023-09-01 10:41:45,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-01 10:41:45,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-09-01 10:41:45,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-09-01 10:41:45,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-01 10:41:45,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-01 10:41:45,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-01 10:41:45,324 INFO L138 SettingsManager]: * sizeof long double=12 [2023-09-01 10:41:45,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-09-01 10:41:45,325 INFO L138 SettingsManager]: * Use constant arrays=true [2023-09-01 10:41:45,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-01 10:41:45,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-01 10:41:45,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-01 10:41:45,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-01 10:41:45,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 10:41:45,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-01 10:41:45,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-01 10:41:45,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-01 10:41:45,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-01 10:41:45,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-01 10:41:45,327 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-09-01 10:41:45,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-01 10:41:45,327 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-09-01 10:41:45,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-09-01 10:41:45,327 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-09-01 10:41:45,328 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 509c3c8c1895397e4c0d03f6462ad0ca0ed3ce99b40d08b775ab8473dba5ee1f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-09-01 10:41:45,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-01 10:41:45,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-01 10:41:45,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-01 10:41:45,688 INFO L271 PluginConnector]: Initializing CDTParser... [2023-09-01 10:41:45,689 INFO L275 PluginConnector]: CDTParser initialized [2023-09-01 10:41:45,690 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2023-09-01 10:41:46,790 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-09-01 10:41:47,059 INFO L351 CDTParser]: Found 1 translation units. [2023-09-01 10:41:47,062 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2023-09-01 10:41:47,091 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afb7214e8/a34c2520f0704a54b4aa0f14812c705a/FLAGd3db8ef61 [2023-09-01 10:41:47,117 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afb7214e8/a34c2520f0704a54b4aa0f14812c705a [2023-09-01 10:41:47,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-01 10:41:47,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-09-01 10:41:47,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-01 10:41:47,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-01 10:41:47,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-01 10:41:47,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46ceeaca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47, skipping insertion in model container [2023-09-01 10:41:47,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-01 10:41:47,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-01 10:41:47,293 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-09-01 10:41:47,582 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] [2023-09-01 10:41:47,588 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] [2023-09-01 10:41:47,589 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] [2023-09-01 10:41:47,690 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] [2023-09-01 10:41:47,692 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] [2023-09-01 10:41:47,694 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] [2023-09-01 10:41:47,695 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49623,49636] [2023-09-01 10:41:47,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-01 10:41:47,716 INFO L203 MainTranslator]: Completed pre-run [2023-09-01 10:41:47,733 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-09-01 10:41:47,752 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] [2023-09-01 10:41:47,758 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] [2023-09-01 10:41:47,759 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] [2023-09-01 10:41:47,780 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] [2023-09-01 10:41:47,782 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] [2023-09-01 10:41:47,783 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] [2023-09-01 10:41:47,784 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] [2023-09-01 10:41:47,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-01 10:41:47,846 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-09-01 10:41:47,852 INFO L208 MainTranslator]: Completed translation [2023-09-01 10:41:47,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47 WrapperNode [2023-09-01 10:41:47,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-01 10:41:47,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-01 10:41:47,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-01 10:41:47,855 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-01 10:41:47,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,933 INFO L138 Inliner]: procedures = 310, calls = 70, calls flagged for inlining = 10, calls inlined = 8, statements flattened = 203 [2023-09-01 10:41:47,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-01 10:41:47,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-01 10:41:47,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-01 10:41:47,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-09-01 10:41:47,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,984 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:47,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-01 10:41:47,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-01 10:41:47,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-09-01 10:41:47,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-09-01 10:41:47,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (1/1) ... [2023-09-01 10:41:48,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 10:41:48,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-01 10:41:48,025 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) [2023-09-01 10:41:48,050 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 [2023-09-01 10:41:48,067 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2023-09-01 10:41:48,068 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2023-09-01 10:41:48,068 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2023-09-01 10:41:48,068 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2023-09-01 10:41:48,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-01 10:41:48,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-01 10:41:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-01 10:41:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-01 10:41:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-09-01 10:41:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-01 10:41:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-01 10:41:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-01 10:41:48,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-01 10:41:48,071 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-01 10:41:48,252 INFO L236 CfgBuilder]: Building ICFG [2023-09-01 10:41:48,254 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-01 10:41:48,546 INFO L277 CfgBuilder]: Performing block encoding [2023-09-01 10:41:48,554 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-01 10:41:48,554 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-09-01 10:41:48,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.09 10:41:48 BoogieIcfgContainer [2023-09-01 10:41:48,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-01 10:41:48,558 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-01 10:41:48,558 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-09-01 10:41:48,561 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-09-01 10:41:48,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.09 10:41:47" (1/3) ... [2023-09-01 10:41:48,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cb06313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.09 10:41:48, skipping insertion in model container [2023-09-01 10:41:48,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:41:47" (2/3) ... [2023-09-01 10:41:48,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cb06313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.09 10:41:48, skipping insertion in model container [2023-09-01 10:41:48,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.09 10:41:48" (3/3) ... [2023-09-01 10:41:48,564 INFO L112 eAbstractionObserver]: Analyzing ICFG ring_2w1r-1.i [2023-09-01 10:41:48,571 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-01 10:41:48,579 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-01 10:41:48,580 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-09-01 10:41:48,580 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-01 10:41:48,672 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-09-01 10:41:48,704 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 207 places, 217 transitions, 450 flow [2023-09-01 10:41:48,770 INFO L130 PetriNetUnfolder]: 17/215 cut-off events. [2023-09-01 10:41:48,770 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-09-01 10:41:48,785 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. [2023-09-01 10:41:48,786 INFO L82 GeneralOperation]: Start removeDead. Operand has 207 places, 217 transitions, 450 flow [2023-09-01 10:41:48,791 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 195 places, 205 transitions, 419 flow [2023-09-01 10:41:48,794 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-09-01 10:41:48,802 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 195 places, 205 transitions, 419 flow [2023-09-01 10:41:48,805 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 195 places, 205 transitions, 419 flow [2023-09-01 10:41:48,805 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 195 places, 205 transitions, 419 flow [2023-09-01 10:41:48,871 INFO L130 PetriNetUnfolder]: 17/205 cut-off events. [2023-09-01 10:41:48,871 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-09-01 10:41:48,876 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. [2023-09-01 10:41:48,893 INFO L119 LiptonReduction]: Number of co-enabled transitions 16824 [2023-09-01 10:41:53,808 INFO L134 LiptonReduction]: Checked pairs total: 29990 [2023-09-01 10:41:53,809 INFO L136 LiptonReduction]: Total number of compositions: 183 [2023-09-01 10:41:53,821 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-09-01 10:41:53,827 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;@1e41efbb, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-09-01 10:41:53,827 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-09-01 10:41:53,835 INFO L130 PetriNetUnfolder]: 8/49 cut-off events. [2023-09-01 10:41:53,835 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-09-01 10:41:53,835 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:41:53,836 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-01 10:41:53,837 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)] === [2023-09-01 10:41:53,841 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:41:53,841 INFO L85 PathProgramCache]: Analyzing trace with hash 450394825, now seen corresponding path program 1 times [2023-09-01 10:41:53,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:41:53,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286318951] [2023-09-01 10:41:53,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:41:53,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:41:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:41:54,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:41:54,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:41:54,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286318951] [2023-09-01 10:41:54,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286318951] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:41:54,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:41:54,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-09-01 10:41:54,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942055790] [2023-09-01 10:41:54,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:41:54,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-01 10:41:54,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:41:55,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-01 10:41:55,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-09-01 10:41:55,409 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 400 [2023-09-01 10:41:55,413 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) [2023-09-01 10:41:55,413 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:41:55,413 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 400 [2023-09-01 10:41:55,414 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:41:56,032 INFO L130 PetriNetUnfolder]: 2973/4321 cut-off events. [2023-09-01 10:41:56,033 INFO L131 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2023-09-01 10:41:56,038 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. [2023-09-01 10:41:56,058 INFO L137 encePairwiseOnDemand]: 389/400 looper letters, 36 selfloop transitions, 8 changer transitions 5/61 dead transitions. [2023-09-01 10:41:56,059 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 61 transitions, 229 flow [2023-09-01 10:41:56,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-09-01 10:41:56,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-09-01 10:41:56,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1165 transitions. [2023-09-01 10:41:56,074 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48541666666666666 [2023-09-01 10:41:56,075 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1165 transitions. [2023-09-01 10:41:56,076 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1165 transitions. [2023-09-01 10:41:56,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:41:56,080 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1165 transitions. [2023-09-01 10:41:56,085 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) [2023-09-01 10:41:56,093 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) [2023-09-01 10:41:56,094 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) [2023-09-01 10:41:56,096 INFO L175 Difference]: Start difference. First operand has 55 places, 59 transitions, 127 flow. Second operand 6 states and 1165 transitions. [2023-09-01 10:41:56,096 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 61 transitions, 229 flow [2023-09-01 10:41:56,099 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 61 transitions, 224 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-09-01 10:41:56,101 INFO L231 Difference]: Finished difference. Result has 60 places, 56 transitions, 149 flow [2023-09-01 10:41:56,102 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} [2023-09-01 10:41:56,105 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 5 predicate places. [2023-09-01 10:41:56,106 INFO L495 AbstractCegarLoop]: Abstraction has has 60 places, 56 transitions, 149 flow [2023-09-01 10:41:56,107 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) [2023-09-01 10:41:56,107 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:41:56,107 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-01 10:41:56,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-09-01 10:41:56,108 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)] === [2023-09-01 10:41:56,108 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:41:56,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1246562778, now seen corresponding path program 1 times [2023-09-01 10:41:56,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:41:56,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529889613] [2023-09-01 10:41:56,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:41:56,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:41:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:41:56,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:41:56,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:41:56,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529889613] [2023-09-01 10:41:56,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529889613] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:41:56,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:41:56,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-01 10:41:56,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490008495] [2023-09-01 10:41:56,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:41:56,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-09-01 10:41:56,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:41:56,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-09-01 10:41:56,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-09-01 10:41:57,033 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 183 out of 400 [2023-09-01 10:41:57,035 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) [2023-09-01 10:41:57,035 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:41:57,035 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 183 of 400 [2023-09-01 10:41:57,035 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:41:57,678 INFO L130 PetriNetUnfolder]: 3466/5008 cut-off events. [2023-09-01 10:41:57,678 INFO L131 PetriNetUnfolder]: For 401/425 co-relation queries the response was YES. [2023-09-01 10:41:57,685 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. [2023-09-01 10:41:57,706 INFO L137 encePairwiseOnDemand]: 388/400 looper letters, 82 selfloop transitions, 18 changer transitions 0/112 dead transitions. [2023-09-01 10:41:57,706 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 112 transitions, 477 flow [2023-09-01 10:41:57,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-09-01 10:41:57,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-09-01 10:41:57,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1196 transitions. [2023-09-01 10:41:57,709 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49833333333333335 [2023-09-01 10:41:57,710 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1196 transitions. [2023-09-01 10:41:57,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1196 transitions. [2023-09-01 10:41:57,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:41:57,710 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1196 transitions. [2023-09-01 10:41:57,713 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) [2023-09-01 10:41:57,717 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) [2023-09-01 10:41:57,718 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) [2023-09-01 10:41:57,718 INFO L175 Difference]: Start difference. First operand has 60 places, 56 transitions, 149 flow. Second operand 6 states and 1196 transitions. [2023-09-01 10:41:57,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 112 transitions, 477 flow [2023-09-01 10:41:57,724 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 112 transitions, 467 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-09-01 10:41:57,725 INFO L231 Difference]: Finished difference. Result has 61 places, 68 transitions, 247 flow [2023-09-01 10:41:57,726 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} [2023-09-01 10:41:57,726 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 6 predicate places. [2023-09-01 10:41:57,727 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 68 transitions, 247 flow [2023-09-01 10:41:57,728 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) [2023-09-01 10:41:57,728 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:41:57,728 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-01 10:41:57,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-09-01 10:41:57,728 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)] === [2023-09-01 10:41:57,729 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:41:57,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1513644026, now seen corresponding path program 2 times [2023-09-01 10:41:57,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:41:57,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186625745] [2023-09-01 10:41:57,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:41:57,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:41:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:41:58,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:41:58,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:41:58,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186625745] [2023-09-01 10:41:58,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186625745] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:41:58,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:41:58,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-01 10:41:58,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815936819] [2023-09-01 10:41:58,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:41:58,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-09-01 10:41:58,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:41:58,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-09-01 10:41:58,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-09-01 10:41:58,767 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 183 out of 400 [2023-09-01 10:41:58,769 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) [2023-09-01 10:41:58,769 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:41:58,769 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 183 of 400 [2023-09-01 10:41:58,769 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:41:59,373 INFO L130 PetriNetUnfolder]: 2928/4401 cut-off events. [2023-09-01 10:41:59,373 INFO L131 PetriNetUnfolder]: For 1559/1708 co-relation queries the response was YES. [2023-09-01 10:41:59,382 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. [2023-09-01 10:41:59,402 INFO L137 encePairwiseOnDemand]: 392/400 looper letters, 77 selfloop transitions, 17 changer transitions 0/106 dead transitions. [2023-09-01 10:41:59,402 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 106 transitions, 516 flow [2023-09-01 10:41:59,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-09-01 10:41:59,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-09-01 10:41:59,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1187 transitions. [2023-09-01 10:41:59,406 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4945833333333333 [2023-09-01 10:41:59,406 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1187 transitions. [2023-09-01 10:41:59,406 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1187 transitions. [2023-09-01 10:41:59,407 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:41:59,407 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1187 transitions. [2023-09-01 10:41:59,410 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) [2023-09-01 10:41:59,413 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) [2023-09-01 10:41:59,415 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) [2023-09-01 10:41:59,415 INFO L175 Difference]: Start difference. First operand has 61 places, 68 transitions, 247 flow. Second operand 6 states and 1187 transitions. [2023-09-01 10:41:59,415 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 106 transitions, 516 flow [2023-09-01 10:41:59,423 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 106 transitions, 498 flow, removed 8 selfloop flow, removed 1 redundant places. [2023-09-01 10:41:59,425 INFO L231 Difference]: Finished difference. Result has 66 places, 68 transitions, 277 flow [2023-09-01 10:41:59,425 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} [2023-09-01 10:41:59,426 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 11 predicate places. [2023-09-01 10:41:59,426 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 68 transitions, 277 flow [2023-09-01 10:41:59,427 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) [2023-09-01 10:41:59,427 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:41:59,427 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] [2023-09-01 10:41:59,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-09-01 10:41:59,428 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)] === [2023-09-01 10:41:59,428 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:41:59,428 INFO L85 PathProgramCache]: Analyzing trace with hash -692155212, now seen corresponding path program 1 times [2023-09-01 10:41:59,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:41:59,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068939549] [2023-09-01 10:41:59,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:41:59,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:41:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:42:00,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:42:00,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:42:00,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068939549] [2023-09-01 10:42:00,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068939549] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:42:00,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:42:00,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:42:00,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883655116] [2023-09-01 10:42:00,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:42:00,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-09-01 10:42:00,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:42:00,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-09-01 10:42:00,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2023-09-01 10:42:02,305 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-09-01 10:42:02,308 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) [2023-09-01 10:42:02,308 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:42:02,308 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-09-01 10:42:02,308 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:42:04,300 INFO L130 PetriNetUnfolder]: 3865/5962 cut-off events. [2023-09-01 10:42:04,301 INFO L131 PetriNetUnfolder]: For 3899/3945 co-relation queries the response was YES. [2023-09-01 10:42:04,315 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. [2023-09-01 10:42:04,346 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 160 selfloop transitions, 80 changer transitions 0/251 dead transitions. [2023-09-01 10:42:04,346 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 251 transitions, 1499 flow [2023-09-01 10:42:04,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-09-01 10:42:04,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2023-09-01 10:42:04,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 3916 transitions. [2023-09-01 10:42:04,357 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4661904761904762 [2023-09-01 10:42:04,357 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 3916 transitions. [2023-09-01 10:42:04,357 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 3916 transitions. [2023-09-01 10:42:04,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:42:04,363 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 3916 transitions. [2023-09-01 10:42:04,373 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) [2023-09-01 10:42:04,387 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) [2023-09-01 10:42:04,389 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) [2023-09-01 10:42:04,390 INFO L175 Difference]: Start difference. First operand has 66 places, 68 transitions, 277 flow. Second operand 21 states and 3916 transitions. [2023-09-01 10:42:04,390 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 251 transitions, 1499 flow [2023-09-01 10:42:04,426 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 251 transitions, 1446 flow, removed 3 selfloop flow, removed 3 redundant places. [2023-09-01 10:42:04,430 INFO L231 Difference]: Finished difference. Result has 87 places, 137 transitions, 962 flow [2023-09-01 10:42:04,430 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} [2023-09-01 10:42:04,432 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 32 predicate places. [2023-09-01 10:42:04,432 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 137 transitions, 962 flow [2023-09-01 10:42:04,433 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) [2023-09-01 10:42:04,433 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:42:04,433 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] [2023-09-01 10:42:04,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-09-01 10:42:04,434 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)] === [2023-09-01 10:42:04,434 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:42:04,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1745966132, now seen corresponding path program 2 times [2023-09-01 10:42:04,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:42:04,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307164053] [2023-09-01 10:42:04,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:42:04,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:42:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:42:05,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:42:05,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:42:05,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307164053] [2023-09-01 10:42:05,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307164053] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:42:05,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:42:05,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-09-01 10:42:05,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736328798] [2023-09-01 10:42:05,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:42:05,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-09-01 10:42:05,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:42:05,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-09-01 10:42:05,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-09-01 10:42:06,644 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-09-01 10:42:06,645 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) [2023-09-01 10:42:06,645 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:42:06,646 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-09-01 10:42:06,646 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:42:08,115 INFO L130 PetriNetUnfolder]: 4153/6380 cut-off events. [2023-09-01 10:42:08,115 INFO L131 PetriNetUnfolder]: For 11308/12495 co-relation queries the response was YES. [2023-09-01 10:42:08,129 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. [2023-09-01 10:42:08,157 INFO L137 encePairwiseOnDemand]: 385/400 looper letters, 155 selfloop transitions, 125 changer transitions 0/291 dead transitions. [2023-09-01 10:42:08,157 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 291 transitions, 2243 flow [2023-09-01 10:42:08,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-09-01 10:42:08,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2023-09-01 10:42:08,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 3007 transitions. [2023-09-01 10:42:08,166 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46984375 [2023-09-01 10:42:08,166 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 3007 transitions. [2023-09-01 10:42:08,166 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 3007 transitions. [2023-09-01 10:42:08,168 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:42:08,168 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 3007 transitions. [2023-09-01 10:42:08,173 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) [2023-09-01 10:42:08,183 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) [2023-09-01 10:42:08,185 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) [2023-09-01 10:42:08,186 INFO L175 Difference]: Start difference. First operand has 87 places, 137 transitions, 962 flow. Second operand 16 states and 3007 transitions. [2023-09-01 10:42:08,186 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 291 transitions, 2243 flow [2023-09-01 10:42:08,231 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 291 transitions, 2167 flow, removed 37 selfloop flow, removed 1 redundant places. [2023-09-01 10:42:08,236 INFO L231 Difference]: Finished difference. Result has 109 places, 194 transitions, 1750 flow [2023-09-01 10:42:08,236 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} [2023-09-01 10:42:08,238 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 54 predicate places. [2023-09-01 10:42:08,238 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 194 transitions, 1750 flow [2023-09-01 10:42:08,239 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) [2023-09-01 10:42:08,240 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:42:08,240 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] [2023-09-01 10:42:08,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-09-01 10:42:08,240 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)] === [2023-09-01 10:42:08,240 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:42:08,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1914934370, now seen corresponding path program 1 times [2023-09-01 10:42:08,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:42:08,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839809364] [2023-09-01 10:42:08,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:42:08,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:42:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:42:09,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:42:09,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:42:09,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839809364] [2023-09-01 10:42:09,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839809364] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:42:09,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:42:09,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-09-01 10:42:09,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500480794] [2023-09-01 10:42:09,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:42:09,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-09-01 10:42:09,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:42:09,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-09-01 10:42:09,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2023-09-01 10:42:10,307 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 400 [2023-09-01 10:42:10,309 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) [2023-09-01 10:42:10,309 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:42:10,309 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 400 [2023-09-01 10:42:10,309 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:42:11,450 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]) [2023-09-01 10:42:11,451 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2023-09-01 10:42:11,451 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-09-01 10:42:11,451 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-09-01 10:42:11,451 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-09-01 10:42:11,472 INFO L381 tUnfolder$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]) [2023-09-01 10:42:11,473 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2023-09-01 10:42:11,474 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-09-01 10:42:11,474 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-09-01 10:42:11,474 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-09-01 10:42:11,501 INFO L381 tUnfolder$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]) [2023-09-01 10:42:11,502 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2023-09-01 10:42:11,502 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-09-01 10:42:11,502 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-09-01 10:42:11,502 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-09-01 10:42:11,731 INFO L130 PetriNetUnfolder]: 5102/7780 cut-off events. [2023-09-01 10:42:11,731 INFO L131 PetriNetUnfolder]: For 25966/27345 co-relation queries the response was YES. [2023-09-01 10:42:11,756 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. [2023-09-01 10:42:11,799 INFO L137 encePairwiseOnDemand]: 381/400 looper letters, 263 selfloop transitions, 301 changer transitions 0/579 dead transitions. [2023-09-01 10:42:11,799 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 579 transitions, 6676 flow [2023-09-01 10:42:11,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-09-01 10:42:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-09-01 10:42:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 2621 transitions. [2023-09-01 10:42:11,806 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4680357142857143 [2023-09-01 10:42:11,806 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 2621 transitions. [2023-09-01 10:42:11,806 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 2621 transitions. [2023-09-01 10:42:11,807 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:42:11,807 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 2621 transitions. [2023-09-01 10:42:11,866 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) [2023-09-01 10:42:11,873 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) [2023-09-01 10:42:11,886 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) [2023-09-01 10:42:11,886 INFO L175 Difference]: Start difference. First operand has 109 places, 194 transitions, 1750 flow. Second operand 14 states and 2621 transitions. [2023-09-01 10:42:11,886 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 579 transitions, 6676 flow [2023-09-01 10:42:11,953 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 579 transitions, 6532 flow, removed 66 selfloop flow, removed 2 redundant places. [2023-09-01 10:42:11,964 INFO L231 Difference]: Finished difference. Result has 128 places, 397 transitions, 5257 flow [2023-09-01 10:42:11,964 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} [2023-09-01 10:42:11,967 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 73 predicate places. [2023-09-01 10:42:11,968 INFO L495 AbstractCegarLoop]: Abstraction has has 128 places, 397 transitions, 5257 flow [2023-09-01 10:42:11,969 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) [2023-09-01 10:42:11,969 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:42:11,969 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] [2023-09-01 10:42:11,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-09-01 10:42:11,969 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)] === [2023-09-01 10:42:11,970 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:42:11,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1995124236, now seen corresponding path program 2 times [2023-09-01 10:42:11,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:42:11,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224325340] [2023-09-01 10:42:11,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:42:11,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:42:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:42:12,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:42:12,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:42:12,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224325340] [2023-09-01 10:42:12,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224325340] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:42:12,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:42:12,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-09-01 10:42:12,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619709377] [2023-09-01 10:42:12,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:42:12,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-09-01 10:42:12,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:42:12,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-09-01 10:42:12,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2023-09-01 10:42:14,036 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 400 [2023-09-01 10:42:14,037 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) [2023-09-01 10:42:14,037 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:42:14,037 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 400 [2023-09-01 10:42:14,037 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:42:15,632 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|)))]) [2023-09-01 10:42:15,633 INFO L383 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2023-09-01 10:42:15,633 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-09-01 10:42:15,633 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-09-01 10:42:15,633 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-09-01 10:42:15,669 INFO L381 tUnfolder$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]) [2023-09-01 10:42:15,669 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2023-09-01 10:42:15,669 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-09-01 10:42:15,669 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-09-01 10:42:15,669 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-09-01 10:42:15,693 INFO L381 tUnfolder$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]) [2023-09-01 10:42:15,693 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2023-09-01 10:42:15,693 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-09-01 10:42:15,693 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-09-01 10:42:15,693 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-09-01 10:42:15,727 INFO L381 tUnfolder$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]) [2023-09-01 10:42:15,727 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2023-09-01 10:42:15,727 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-09-01 10:42:15,727 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-09-01 10:42:15,727 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-09-01 10:42:16,042 INFO L130 PetriNetUnfolder]: 5227/8082 cut-off events. [2023-09-01 10:42:16,043 INFO L131 PetriNetUnfolder]: For 40419/50527 co-relation queries the response was YES. [2023-09-01 10:42:16,077 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. [2023-09-01 10:42:16,117 INFO L137 encePairwiseOnDemand]: 381/400 looper letters, 334 selfloop transitions, 404 changer transitions 0/753 dead transitions. [2023-09-01 10:42:16,117 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 753 transitions, 10180 flow [2023-09-01 10:42:16,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-09-01 10:42:16,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2023-09-01 10:42:16,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3707 transitions. [2023-09-01 10:42:16,126 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.463375 [2023-09-01 10:42:16,126 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3707 transitions. [2023-09-01 10:42:16,126 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3707 transitions. [2023-09-01 10:42:16,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:42:16,129 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3707 transitions. [2023-09-01 10:42:16,135 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) [2023-09-01 10:42:16,143 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) [2023-09-01 10:42:16,144 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) [2023-09-01 10:42:16,145 INFO L175 Difference]: Start difference. First operand has 128 places, 397 transitions, 5257 flow. Second operand 20 states and 3707 transitions. [2023-09-01 10:42:16,145 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 753 transitions, 10180 flow [2023-09-01 10:42:16,275 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 753 transitions, 10152 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-09-01 10:42:16,287 INFO L231 Difference]: Finished difference. Result has 152 places, 553 transitions, 8490 flow [2023-09-01 10:42:16,287 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} [2023-09-01 10:42:16,288 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 97 predicate places. [2023-09-01 10:42:16,288 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 553 transitions, 8490 flow [2023-09-01 10:42:16,289 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) [2023-09-01 10:42:16,289 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:42:16,289 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] [2023-09-01 10:42:16,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-09-01 10:42:16,290 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)] === [2023-09-01 10:42:16,290 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:42:16,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1846929490, now seen corresponding path program 3 times [2023-09-01 10:42:16,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:42:16,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86245815] [2023-09-01 10:42:16,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:42:16,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:42:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:42:17,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:42:17,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:42:17,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86245815] [2023-09-01 10:42:17,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86245815] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:42:17,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:42:17,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-09-01 10:42:17,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720145731] [2023-09-01 10:42:17,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:42:17,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-09-01 10:42:17,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:42:17,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-09-01 10:42:17,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-09-01 10:42:18,178 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 400 [2023-09-01 10:42:18,179 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) [2023-09-01 10:42:18,179 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:42:18,180 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 400 [2023-09-01 10:42:18,180 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:42:19,705 INFO L130 PetriNetUnfolder]: 5474/8469 cut-off events. [2023-09-01 10:42:19,705 INFO L131 PetriNetUnfolder]: For 61714/80230 co-relation queries the response was YES. [2023-09-01 10:42:19,738 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. [2023-09-01 10:42:19,784 INFO L137 encePairwiseOnDemand]: 386/400 looper letters, 202 selfloop transitions, 549 changer transitions 0/766 dead transitions. [2023-09-01 10:42:19,784 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 766 transitions, 12763 flow [2023-09-01 10:42:19,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-09-01 10:42:19,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2023-09-01 10:42:19,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2051 transitions. [2023-09-01 10:42:19,789 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4661363636363636 [2023-09-01 10:42:19,789 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2051 transitions. [2023-09-01 10:42:19,789 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2051 transitions. [2023-09-01 10:42:19,791 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:42:19,791 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2051 transitions. [2023-09-01 10:42:19,794 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) [2023-09-01 10:42:19,799 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) [2023-09-01 10:42:19,800 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) [2023-09-01 10:42:19,800 INFO L175 Difference]: Start difference. First operand has 152 places, 553 transitions, 8490 flow. Second operand 11 states and 2051 transitions. [2023-09-01 10:42:19,800 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 766 transitions, 12763 flow [2023-09-01 10:42:20,135 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 766 transitions, 12737 flow, removed 12 selfloop flow, removed 1 redundant places. [2023-09-01 10:42:20,148 INFO L231 Difference]: Finished difference. Result has 166 places, 692 transitions, 12342 flow [2023-09-01 10:42:20,149 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} [2023-09-01 10:42:20,150 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 111 predicate places. [2023-09-01 10:42:20,151 INFO L495 AbstractCegarLoop]: Abstraction has has 166 places, 692 transitions, 12342 flow [2023-09-01 10:42:20,151 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) [2023-09-01 10:42:20,151 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:42:20,152 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] [2023-09-01 10:42:20,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-09-01 10:42:20,152 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)] === [2023-09-01 10:42:20,152 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:42:20,152 INFO L85 PathProgramCache]: Analyzing trace with hash -742733248, now seen corresponding path program 3 times [2023-09-01 10:42:20,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:42:20,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253986427] [2023-09-01 10:42:20,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:42:20,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:42:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:42:20,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:42:20,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:42:20,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253986427] [2023-09-01 10:42:20,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253986427] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:42:20,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:42:20,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:42:20,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702507685] [2023-09-01 10:42:20,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:42:20,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-09-01 10:42:20,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:42:20,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-09-01 10:42:20,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2023-09-01 10:42:22,426 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-09-01 10:42:22,427 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) [2023-09-01 10:42:22,427 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:42:22,427 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-09-01 10:42:22,428 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:42:24,834 INFO L130 PetriNetUnfolder]: 6197/9605 cut-off events. [2023-09-01 10:42:24,834 INFO L131 PetriNetUnfolder]: For 100794/121465 co-relation queries the response was YES. [2023-09-01 10:42:24,866 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. [2023-09-01 10:42:24,908 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 364 selfloop transitions, 596 changer transitions 0/981 dead transitions. [2023-09-01 10:42:24,909 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 981 transitions, 18542 flow [2023-09-01 10:42:24,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-09-01 10:42:24,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2023-09-01 10:42:24,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 3543 transitions. [2023-09-01 10:42:24,915 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4661842105263158 [2023-09-01 10:42:24,915 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 3543 transitions. [2023-09-01 10:42:24,915 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 3543 transitions. [2023-09-01 10:42:24,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:42:24,916 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 3543 transitions. [2023-09-01 10:42:24,921 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) [2023-09-01 10:42:24,929 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) [2023-09-01 10:42:24,930 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) [2023-09-01 10:42:24,930 INFO L175 Difference]: Start difference. First operand has 166 places, 692 transitions, 12342 flow. Second operand 19 states and 3543 transitions. [2023-09-01 10:42:24,931 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 981 transitions, 18542 flow [2023-09-01 10:42:25,328 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 981 transitions, 17200 flow, removed 6 selfloop flow, removed 5 redundant places. [2023-09-01 10:42:25,340 INFO L231 Difference]: Finished difference. Result has 185 places, 852 transitions, 15683 flow [2023-09-01 10:42:25,341 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} [2023-09-01 10:42:25,341 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 130 predicate places. [2023-09-01 10:42:25,342 INFO L495 AbstractCegarLoop]: Abstraction has has 185 places, 852 transitions, 15683 flow [2023-09-01 10:42:25,342 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) [2023-09-01 10:42:25,342 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:42:25,343 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] [2023-09-01 10:42:25,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-09-01 10:42:25,343 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)] === [2023-09-01 10:42:25,343 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:42:25,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1020285268, now seen corresponding path program 4 times [2023-09-01 10:42:25,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:42:25,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818454505] [2023-09-01 10:42:25,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:42:25,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:42:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:42:26,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:42:26,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:42:26,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818454505] [2023-09-01 10:42:26,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818454505] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:42:26,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:42:26,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:42:26,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122003502] [2023-09-01 10:42:26,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:42:26,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-09-01 10:42:26,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:42:26,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-09-01 10:42:26,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2023-09-01 10:42:27,415 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 400 [2023-09-01 10:42:27,416 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) [2023-09-01 10:42:27,416 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:42:27,416 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 400 [2023-09-01 10:42:27,417 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:42:30,258 INFO L130 PetriNetUnfolder]: 6182/9609 cut-off events. [2023-09-01 10:42:30,258 INFO L131 PetriNetUnfolder]: For 116303/143833 co-relation queries the response was YES. [2023-09-01 10:42:30,298 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. [2023-09-01 10:42:30,333 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 389 selfloop transitions, 663 changer transitions 0/1073 dead transitions. [2023-09-01 10:42:30,333 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 204 places, 1073 transitions, 20523 flow [2023-09-01 10:42:30,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-09-01 10:42:30,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2023-09-01 10:42:30,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3702 transitions. [2023-09-01 10:42:30,337 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46275 [2023-09-01 10:42:30,338 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3702 transitions. [2023-09-01 10:42:30,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3702 transitions. [2023-09-01 10:42:30,339 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:42:30,339 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3702 transitions. [2023-09-01 10:42:30,343 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) [2023-09-01 10:42:30,351 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) [2023-09-01 10:42:30,352 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) [2023-09-01 10:42:30,352 INFO L175 Difference]: Start difference. First operand has 185 places, 852 transitions, 15683 flow. Second operand 20 states and 3702 transitions. [2023-09-01 10:42:30,353 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 204 places, 1073 transitions, 20523 flow [2023-09-01 10:42:30,818 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 1073 transitions, 20303 flow, removed 29 selfloop flow, removed 6 redundant places. [2023-09-01 10:42:30,833 INFO L231 Difference]: Finished difference. Result has 202 places, 924 transitions, 18443 flow [2023-09-01 10:42:30,834 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} [2023-09-01 10:42:30,834 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 147 predicate places. [2023-09-01 10:42:30,834 INFO L495 AbstractCegarLoop]: Abstraction has has 202 places, 924 transitions, 18443 flow [2023-09-01 10:42:30,835 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) [2023-09-01 10:42:30,835 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:42:30,835 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] [2023-09-01 10:42:30,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-09-01 10:42:30,836 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)] === [2023-09-01 10:42:30,836 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:42:30,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1857858993, now seen corresponding path program 1 times [2023-09-01 10:42:30,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:42:30,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469334265] [2023-09-01 10:42:30,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:42:30,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:42:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:42:31,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:42:31,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:42:31,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469334265] [2023-09-01 10:42:31,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469334265] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:42:31,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:42:31,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-09-01 10:42:31,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851409265] [2023-09-01 10:42:31,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:42:31,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-09-01 10:42:31,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:42:31,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-09-01 10:42:31,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2023-09-01 10:42:32,743 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 400 [2023-09-01 10:42:32,745 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) [2023-09-01 10:42:32,745 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:42:32,745 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 400 [2023-09-01 10:42:32,745 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:42:35,846 INFO L130 PetriNetUnfolder]: 6234/9802 cut-off events. [2023-09-01 10:42:35,846 INFO L131 PetriNetUnfolder]: For 141005/173406 co-relation queries the response was YES. [2023-09-01 10:42:35,885 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. [2023-09-01 10:42:35,921 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 402 selfloop transitions, 795 changer transitions 0/1218 dead transitions. [2023-09-01 10:42:35,921 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 1218 transitions, 24699 flow [2023-09-01 10:42:35,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-09-01 10:42:35,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2023-09-01 10:42:35,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 4259 transitions. [2023-09-01 10:42:35,926 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46293478260869564 [2023-09-01 10:42:35,926 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 4259 transitions. [2023-09-01 10:42:35,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 4259 transitions. [2023-09-01 10:42:35,928 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:42:35,928 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 4259 transitions. [2023-09-01 10:42:35,933 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) [2023-09-01 10:42:35,940 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) [2023-09-01 10:42:35,941 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) [2023-09-01 10:42:35,942 INFO L175 Difference]: Start difference. First operand has 202 places, 924 transitions, 18443 flow. Second operand 23 states and 4259 transitions. [2023-09-01 10:42:35,942 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 1218 transitions, 24699 flow [2023-09-01 10:42:36,456 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 212 places, 1218 transitions, 24277 flow, removed 39 selfloop flow, removed 12 redundant places. [2023-09-01 10:42:36,474 INFO L231 Difference]: Finished difference. Result has 218 places, 1019 transitions, 22362 flow [2023-09-01 10:42:36,474 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} [2023-09-01 10:42:36,474 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 163 predicate places. [2023-09-01 10:42:36,475 INFO L495 AbstractCegarLoop]: Abstraction has has 218 places, 1019 transitions, 22362 flow [2023-09-01 10:42:36,475 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) [2023-09-01 10:42:36,475 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:42:36,475 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] [2023-09-01 10:42:36,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-09-01 10:42:36,476 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)] === [2023-09-01 10:42:36,476 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:42:36,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1220776986, now seen corresponding path program 1 times [2023-09-01 10:42:36,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:42:36,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528041664] [2023-09-01 10:42:36,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:42:36,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:42:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:42:37,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:42:37,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:42:37,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528041664] [2023-09-01 10:42:37,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528041664] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:42:37,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:42:37,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-09-01 10:42:37,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883982044] [2023-09-01 10:42:37,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:42:37,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-09-01 10:42:37,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:42:37,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-09-01 10:42:37,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2023-09-01 10:42:39,152 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-09-01 10:42:39,157 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) [2023-09-01 10:42:39,157 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:42:39,157 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-09-01 10:42:39,157 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:42:41,993 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|)))]) [2023-09-01 10:42:41,993 INFO L383 tUnfolder$Statistics]: this new event has 33 ancestors and is cut-off event [2023-09-01 10:42:41,993 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-09-01 10:42:41,993 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-09-01 10:42:41,993 INFO L386 tUnfolder$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-09-01 10:42:42,100 INFO L381 tUnfolder$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|)))]) [2023-09-01 10:42:42,100 INFO L383 tUnfolder$Statistics]: this new event has 34 ancestors and is cut-off event [2023-09-01 10:42:42,101 INFO L386 tUnfolder$Statistics]: existing Event has 34 ancestors and is cut-off event [2023-09-01 10:42:42,101 INFO L386 tUnfolder$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-09-01 10:42:42,101 INFO L386 tUnfolder$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-09-01 10:42:43,060 INFO L130 PetriNetUnfolder]: 10052/15366 cut-off events. [2023-09-01 10:42:43,060 INFO L131 PetriNetUnfolder]: For 204790/225023 co-relation queries the response was YES. [2023-09-01 10:42:43,132 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. [2023-09-01 10:42:43,187 INFO L137 encePairwiseOnDemand]: 383/400 looper letters, 878 selfloop transitions, 376 changer transitions 0/1286 dead transitions. [2023-09-01 10:42:43,187 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 235 places, 1286 transitions, 27126 flow [2023-09-01 10:42:43,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-09-01 10:42:43,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-09-01 10:42:43,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3344 transitions. [2023-09-01 10:42:43,190 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46444444444444444 [2023-09-01 10:42:43,190 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3344 transitions. [2023-09-01 10:42:43,190 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3344 transitions. [2023-09-01 10:42:43,191 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:42:43,191 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3344 transitions. [2023-09-01 10:42:43,194 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) [2023-09-01 10:42:43,197 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) [2023-09-01 10:42:43,198 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) [2023-09-01 10:42:43,198 INFO L175 Difference]: Start difference. First operand has 218 places, 1019 transitions, 22362 flow. Second operand 18 states and 3344 transitions. [2023-09-01 10:42:43,198 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 235 places, 1286 transitions, 27126 flow [2023-09-01 10:42:44,272 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 226 places, 1286 transitions, 26761 flow, removed 45 selfloop flow, removed 9 redundant places. [2023-09-01 10:42:44,292 INFO L231 Difference]: Finished difference. Result has 233 places, 1063 transitions, 23388 flow [2023-09-01 10:42:44,293 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} [2023-09-01 10:42:44,293 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 178 predicate places. [2023-09-01 10:42:44,293 INFO L495 AbstractCegarLoop]: Abstraction has has 233 places, 1063 transitions, 23388 flow [2023-09-01 10:42:44,294 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) [2023-09-01 10:42:44,294 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:42:44,294 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] [2023-09-01 10:42:44,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-09-01 10:42:44,294 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)] === [2023-09-01 10:42:44,295 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:42:44,295 INFO L85 PathProgramCache]: Analyzing trace with hash 702842529, now seen corresponding path program 1 times [2023-09-01 10:42:44,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:42:44,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777972342] [2023-09-01 10:42:44,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:42:44,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:42:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:42:45,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:42:45,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:42:45,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777972342] [2023-09-01 10:42:45,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777972342] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:42:45,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:42:45,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-09-01 10:42:45,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678308366] [2023-09-01 10:42:45,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:42:45,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-09-01 10:42:45,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:42:45,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-09-01 10:42:45,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2023-09-01 10:42:47,376 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 400 [2023-09-01 10:42:47,377 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) [2023-09-01 10:42:47,377 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:42:47,377 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 400 [2023-09-01 10:42:47,377 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:42:50,817 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|)))]) [2023-09-01 10:42:50,817 INFO L383 tUnfolder$Statistics]: this new event has 33 ancestors and is cut-off event [2023-09-01 10:42:50,817 INFO L386 tUnfolder$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-09-01 10:42:50,818 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-09-01 10:42:50,818 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-09-01 10:42:52,173 INFO L130 PetriNetUnfolder]: 10743/16580 cut-off events. [2023-09-01 10:42:52,173 INFO L131 PetriNetUnfolder]: For 222524/244861 co-relation queries the response was YES. [2023-09-01 10:42:52,263 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. [2023-09-01 10:42:52,328 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 982 selfloop transitions, 502 changer transitions 0/1507 dead transitions. [2023-09-01 10:42:52,328 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 1507 transitions, 31868 flow [2023-09-01 10:42:52,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-09-01 10:42:52,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2023-09-01 10:42:52,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 4009 transitions. [2023-09-01 10:42:52,332 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4555681818181818 [2023-09-01 10:42:52,332 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 4009 transitions. [2023-09-01 10:42:52,332 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 4009 transitions. [2023-09-01 10:42:52,333 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:42:52,333 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 4009 transitions. [2023-09-01 10:42:52,336 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) [2023-09-01 10:42:52,340 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) [2023-09-01 10:42:52,341 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) [2023-09-01 10:42:52,341 INFO L175 Difference]: Start difference. First operand has 233 places, 1063 transitions, 23388 flow. Second operand 22 states and 4009 transitions. [2023-09-01 10:42:52,341 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 1507 transitions, 31868 flow [2023-09-01 10:42:53,674 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 249 places, 1507 transitions, 31361 flow, removed 66 selfloop flow, removed 5 redundant places. [2023-09-01 10:42:53,698 INFO L231 Difference]: Finished difference. Result has 255 places, 1179 transitions, 26666 flow [2023-09-01 10:42:53,699 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} [2023-09-01 10:42:53,700 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 200 predicate places. [2023-09-01 10:42:53,700 INFO L495 AbstractCegarLoop]: Abstraction has has 255 places, 1179 transitions, 26666 flow [2023-09-01 10:42:53,701 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) [2023-09-01 10:42:53,701 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:42:53,701 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] [2023-09-01 10:42:53,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-09-01 10:42:53,701 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)] === [2023-09-01 10:42:53,702 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:42:53,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1126875214, now seen corresponding path program 1 times [2023-09-01 10:42:53,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:42:53,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27863350] [2023-09-01 10:42:53,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:42:53,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:42:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:42:54,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:42:54,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:42:54,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27863350] [2023-09-01 10:42:54,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27863350] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:42:54,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:42:54,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-09-01 10:42:54,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573809350] [2023-09-01 10:42:54,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:42:54,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-09-01 10:42:54,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:42:54,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-09-01 10:42:54,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2023-09-01 10:42:56,789 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-09-01 10:42:56,790 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) [2023-09-01 10:42:56,790 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:42:56,790 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-09-01 10:42:56,791 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:43:02,620 INFO L130 PetriNetUnfolder]: 14225/21625 cut-off events. [2023-09-01 10:43:02,620 INFO L131 PetriNetUnfolder]: For 305521/330996 co-relation queries the response was YES. [2023-09-01 10:43:02,806 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. [2023-09-01 10:43:02,894 INFO L137 encePairwiseOnDemand]: 382/400 looper letters, 1059 selfloop transitions, 442 changer transitions 0/1523 dead transitions. [2023-09-01 10:43:02,894 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 279 places, 1523 transitions, 33443 flow [2023-09-01 10:43:02,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-09-01 10:43:02,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2023-09-01 10:43:02,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 4609 transitions. [2023-09-01 10:43:02,897 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4609 [2023-09-01 10:43:02,897 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 4609 transitions. [2023-09-01 10:43:02,897 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 4609 transitions. [2023-09-01 10:43:02,898 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:43:02,898 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 4609 transitions. [2023-09-01 10:43:02,902 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) [2023-09-01 10:43:02,906 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) [2023-09-01 10:43:02,907 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) [2023-09-01 10:43:02,907 INFO L175 Difference]: Start difference. First operand has 255 places, 1179 transitions, 26666 flow. Second operand 25 states and 4609 transitions. [2023-09-01 10:43:02,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 279 places, 1523 transitions, 33443 flow [2023-09-01 10:43:04,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 1523 transitions, 32712 flow, removed 11 selfloop flow, removed 7 redundant places. [2023-09-01 10:43:04,863 INFO L231 Difference]: Finished difference. Result has 281 places, 1237 transitions, 27622 flow [2023-09-01 10:43:04,864 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} [2023-09-01 10:43:04,865 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 226 predicate places. [2023-09-01 10:43:04,865 INFO L495 AbstractCegarLoop]: Abstraction has has 281 places, 1237 transitions, 27622 flow [2023-09-01 10:43:04,866 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) [2023-09-01 10:43:04,866 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:43:04,866 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] [2023-09-01 10:43:04,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-09-01 10:43:04,866 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)] === [2023-09-01 10:43:04,867 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:43:04,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1659670715, now seen corresponding path program 1 times [2023-09-01 10:43:04,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:43:04,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889751193] [2023-09-01 10:43:04,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:43:04,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:43:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:43:05,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:43:05,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:43:05,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889751193] [2023-09-01 10:43:05,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889751193] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:43:05,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:43:05,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:43:05,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058508854] [2023-09-01 10:43:05,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:43:05,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-09-01 10:43:05,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:43:05,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-09-01 10:43:05,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2023-09-01 10:43:07,905 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-09-01 10:43:07,906 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) [2023-09-01 10:43:07,906 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:43:07,906 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-09-01 10:43:07,906 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:43:13,990 INFO L130 PetriNetUnfolder]: 14135/21557 cut-off events. [2023-09-01 10:43:13,990 INFO L131 PetriNetUnfolder]: For 331426/358180 co-relation queries the response was YES. [2023-09-01 10:43:14,275 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. [2023-09-01 10:43:14,377 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 995 selfloop transitions, 435 changer transitions 0/1452 dead transitions. [2023-09-01 10:43:14,377 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 1452 transitions, 32925 flow [2023-09-01 10:43:14,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-09-01 10:43:14,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-09-01 10:43:14,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3315 transitions. [2023-09-01 10:43:14,381 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46041666666666664 [2023-09-01 10:43:14,381 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3315 transitions. [2023-09-01 10:43:14,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3315 transitions. [2023-09-01 10:43:14,382 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:43:14,382 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3315 transitions. [2023-09-01 10:43:14,385 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) [2023-09-01 10:43:14,389 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) [2023-09-01 10:43:14,390 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) [2023-09-01 10:43:14,390 INFO L175 Difference]: Start difference. First operand has 281 places, 1237 transitions, 27622 flow. Second operand 18 states and 3315 transitions. [2023-09-01 10:43:14,390 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 1452 transitions, 32925 flow [2023-09-01 10:43:16,595 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 291 places, 1452 transitions, 32261 flow, removed 127 selfloop flow, removed 7 redundant places. [2023-09-01 10:43:16,616 INFO L231 Difference]: Finished difference. Result has 291 places, 1232 transitions, 27775 flow [2023-09-01 10:43:16,617 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} [2023-09-01 10:43:16,617 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 236 predicate places. [2023-09-01 10:43:16,617 INFO L495 AbstractCegarLoop]: Abstraction has has 291 places, 1232 transitions, 27775 flow [2023-09-01 10:43:16,618 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) [2023-09-01 10:43:16,618 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:43:16,618 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] [2023-09-01 10:43:16,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-09-01 10:43:16,618 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)] === [2023-09-01 10:43:16,618 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:43:16,618 INFO L85 PathProgramCache]: Analyzing trace with hash 326434697, now seen corresponding path program 2 times [2023-09-01 10:43:16,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:43:16,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732467652] [2023-09-01 10:43:16,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:43:16,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:43:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:43:17,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:43:17,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:43:17,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732467652] [2023-09-01 10:43:17,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732467652] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:43:17,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:43:17,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-09-01 10:43:17,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554767430] [2023-09-01 10:43:17,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:43:17,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-09-01 10:43:17,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:43:17,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-09-01 10:43:17,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2023-09-01 10:43:18,762 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-09-01 10:43:18,763 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) [2023-09-01 10:43:18,763 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:43:18,763 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-09-01 10:43:18,763 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:43:25,410 INFO L130 PetriNetUnfolder]: 16811/25757 cut-off events. [2023-09-01 10:43:25,411 INFO L131 PetriNetUnfolder]: For 374364/400199 co-relation queries the response was YES. [2023-09-01 10:43:25,665 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. [2023-09-01 10:43:25,935 INFO L137 encePairwiseOnDemand]: 385/400 looper letters, 1112 selfloop transitions, 444 changer transitions 0/1590 dead transitions. [2023-09-01 10:43:25,935 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 1590 transitions, 36849 flow [2023-09-01 10:43:25,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-09-01 10:43:25,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2023-09-01 10:43:25,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 2983 transitions. [2023-09-01 10:43:25,938 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46609375 [2023-09-01 10:43:25,938 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 2983 transitions. [2023-09-01 10:43:25,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 2983 transitions. [2023-09-01 10:43:25,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:43:25,939 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 2983 transitions. [2023-09-01 10:43:25,942 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) [2023-09-01 10:43:25,945 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) [2023-09-01 10:43:25,946 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) [2023-09-01 10:43:25,946 INFO L175 Difference]: Start difference. First operand has 291 places, 1232 transitions, 27775 flow. Second operand 16 states and 2983 transitions. [2023-09-01 10:43:25,946 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 1590 transitions, 36849 flow [2023-09-01 10:43:28,332 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 286 places, 1590 transitions, 36152 flow, removed 20 selfloop flow, removed 20 redundant places. [2023-09-01 10:43:28,357 INFO L231 Difference]: Finished difference. Result has 292 places, 1314 transitions, 29991 flow [2023-09-01 10:43:28,358 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} [2023-09-01 10:43:28,359 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 237 predicate places. [2023-09-01 10:43:28,359 INFO L495 AbstractCegarLoop]: Abstraction has has 292 places, 1314 transitions, 29991 flow [2023-09-01 10:43:28,359 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) [2023-09-01 10:43:28,360 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:43:28,360 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] [2023-09-01 10:43:28,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-09-01 10:43:28,360 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)] === [2023-09-01 10:43:28,360 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:43:28,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1788557304, now seen corresponding path program 2 times [2023-09-01 10:43:28,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:43:28,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539509170] [2023-09-01 10:43:28,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:43:28,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:43:28,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:43:29,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:43:29,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:43:29,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539509170] [2023-09-01 10:43:29,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539509170] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:43:29,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:43:29,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-09-01 10:43:29,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689937909] [2023-09-01 10:43:29,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:43:29,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-09-01 10:43:29,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:43:29,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-09-01 10:43:29,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-09-01 10:43:30,941 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 400 [2023-09-01 10:43:30,942 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) [2023-09-01 10:43:30,942 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:43:30,942 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 400 [2023-09-01 10:43:30,943 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:43:37,798 INFO L130 PetriNetUnfolder]: 17083/25923 cut-off events. [2023-09-01 10:43:37,798 INFO L131 PetriNetUnfolder]: For 380546/410922 co-relation queries the response was YES. [2023-09-01 10:43:38,333 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. [2023-09-01 10:43:38,471 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1154 selfloop transitions, 467 changer transitions 0/1644 dead transitions. [2023-09-01 10:43:38,472 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 1644 transitions, 37812 flow [2023-09-01 10:43:38,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-09-01 10:43:38,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-09-01 10:43:38,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3332 transitions. [2023-09-01 10:43:38,476 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4627777777777778 [2023-09-01 10:43:38,476 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3332 transitions. [2023-09-01 10:43:38,476 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3332 transitions. [2023-09-01 10:43:38,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:43:38,477 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3332 transitions. [2023-09-01 10:43:38,481 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) [2023-09-01 10:43:38,486 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) [2023-09-01 10:43:38,487 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) [2023-09-01 10:43:38,487 INFO L175 Difference]: Start difference. First operand has 292 places, 1314 transitions, 29991 flow. Second operand 18 states and 3332 transitions. [2023-09-01 10:43:38,487 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 1644 transitions, 37812 flow [2023-09-01 10:43:41,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 1644 transitions, 37586 flow, removed 64 selfloop flow, removed 4 redundant places. [2023-09-01 10:43:41,964 INFO L231 Difference]: Finished difference. Result has 306 places, 1316 transitions, 30718 flow [2023-09-01 10:43:41,965 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} [2023-09-01 10:43:41,965 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 251 predicate places. [2023-09-01 10:43:41,966 INFO L495 AbstractCegarLoop]: Abstraction has has 306 places, 1316 transitions, 30718 flow [2023-09-01 10:43:41,966 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) [2023-09-01 10:43:41,966 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:43:41,966 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] [2023-09-01 10:43:41,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-09-01 10:43:41,967 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)] === [2023-09-01 10:43:41,967 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:43:41,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1850704160, now seen corresponding path program 2 times [2023-09-01 10:43:41,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:43:41,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043618851] [2023-09-01 10:43:41,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:43:41,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:43:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:43:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:43:42,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:43:42,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043618851] [2023-09-01 10:43:42,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043618851] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:43:42,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:43:42,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:43:42,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083610859] [2023-09-01 10:43:42,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:43:42,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-09-01 10:43:42,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:43:42,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-09-01 10:43:42,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-09-01 10:43:44,930 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-09-01 10:43:44,931 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) [2023-09-01 10:43:44,931 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:43:44,931 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-09-01 10:43:44,931 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:43:53,682 INFO L130 PetriNetUnfolder]: 19716/29733 cut-off events. [2023-09-01 10:43:53,683 INFO L131 PetriNetUnfolder]: For 458702/489288 co-relation queries the response was YES. [2023-09-01 10:43:54,089 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. [2023-09-01 10:43:54,210 INFO L137 encePairwiseOnDemand]: 383/400 looper letters, 1065 selfloop transitions, 450 changer transitions 0/1539 dead transitions. [2023-09-01 10:43:54,210 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 1539 transitions, 36231 flow [2023-09-01 10:43:54,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-09-01 10:43:54,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-09-01 10:43:54,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3348 transitions. [2023-09-01 10:43:54,214 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.465 [2023-09-01 10:43:54,214 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3348 transitions. [2023-09-01 10:43:54,214 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3348 transitions. [2023-09-01 10:43:54,215 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:43:54,215 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3348 transitions. [2023-09-01 10:43:54,218 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) [2023-09-01 10:43:54,223 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) [2023-09-01 10:43:54,223 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) [2023-09-01 10:43:54,224 INFO L175 Difference]: Start difference. First operand has 306 places, 1316 transitions, 30718 flow. Second operand 18 states and 3348 transitions. [2023-09-01 10:43:54,224 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 1539 transitions, 36231 flow [2023-09-01 10:43:56,986 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 1539 transitions, 35569 flow, removed 26 selfloop flow, removed 15 redundant places. [2023-09-01 10:43:57,010 INFO L231 Difference]: Finished difference. Result has 312 places, 1341 transitions, 31427 flow [2023-09-01 10:43:57,011 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} [2023-09-01 10:43:57,011 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 257 predicate places. [2023-09-01 10:43:57,011 INFO L495 AbstractCegarLoop]: Abstraction has has 312 places, 1341 transitions, 31427 flow [2023-09-01 10:43:57,012 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) [2023-09-01 10:43:57,012 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:43:57,012 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] [2023-09-01 10:43:57,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-09-01 10:43:57,012 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)] === [2023-09-01 10:43:57,012 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:43:57,012 INFO L85 PathProgramCache]: Analyzing trace with hash 2004744269, now seen corresponding path program 2 times [2023-09-01 10:43:57,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:43:57,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029402958] [2023-09-01 10:43:57,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:43:57,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:43:57,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:43:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:43:57,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:43:57,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029402958] [2023-09-01 10:43:57,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029402958] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:43:57,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:43:57,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:43:57,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671473051] [2023-09-01 10:43:57,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:43:57,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-09-01 10:43:57,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:43:57,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-09-01 10:43:57,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-09-01 10:43:59,813 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-09-01 10:43:59,814 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) [2023-09-01 10:43:59,814 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:43:59,814 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-09-01 10:43:59,814 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:44:09,020 INFO L130 PetriNetUnfolder]: 22550/33823 cut-off events. [2023-09-01 10:44:09,020 INFO L131 PetriNetUnfolder]: For 539978/569400 co-relation queries the response was YES. [2023-09-01 10:44:09,484 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. [2023-09-01 10:44:09,778 INFO L137 encePairwiseOnDemand]: 383/400 looper letters, 1115 selfloop transitions, 450 changer transitions 0/1589 dead transitions. [2023-09-01 10:44:09,778 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 1589 transitions, 37327 flow [2023-09-01 10:44:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-09-01 10:44:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-09-01 10:44:09,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3310 transitions. [2023-09-01 10:44:09,783 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4597222222222222 [2023-09-01 10:44:09,783 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3310 transitions. [2023-09-01 10:44:09,783 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3310 transitions. [2023-09-01 10:44:09,784 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:44:09,784 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3310 transitions. [2023-09-01 10:44:09,788 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) [2023-09-01 10:44:09,792 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) [2023-09-01 10:44:09,793 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) [2023-09-01 10:44:09,793 INFO L175 Difference]: Start difference. First operand has 312 places, 1341 transitions, 31427 flow. Second operand 18 states and 3310 transitions. [2023-09-01 10:44:09,793 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 1589 transitions, 37327 flow [2023-09-01 10:44:12,849 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 1589 transitions, 36717 flow, removed 81 selfloop flow, removed 7 redundant places. [2023-09-01 10:44:12,875 INFO L231 Difference]: Finished difference. Result has 327 places, 1366 transitions, 32469 flow [2023-09-01 10:44:12,876 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} [2023-09-01 10:44:12,876 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 272 predicate places. [2023-09-01 10:44:12,876 INFO L495 AbstractCegarLoop]: Abstraction has has 327 places, 1366 transitions, 32469 flow [2023-09-01 10:44:12,877 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) [2023-09-01 10:44:12,877 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:44:12,877 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] [2023-09-01 10:44:12,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-09-01 10:44:12,877 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)] === [2023-09-01 10:44:12,877 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:44:12,877 INFO L85 PathProgramCache]: Analyzing trace with hash 825534485, now seen corresponding path program 3 times [2023-09-01 10:44:12,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:44:12,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920847443] [2023-09-01 10:44:12,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:44:12,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:44:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:44:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:44:13,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:44:13,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920847443] [2023-09-01 10:44:13,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920847443] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:44:13,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:44:13,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:44:13,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547687072] [2023-09-01 10:44:13,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:44:13,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-09-01 10:44:13,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:44:13,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-09-01 10:44:13,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-09-01 10:44:15,461 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-09-01 10:44:15,463 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) [2023-09-01 10:44:15,463 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:44:15,463 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-09-01 10:44:15,463 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:44:26,119 INFO L130 PetriNetUnfolder]: 25174/37697 cut-off events. [2023-09-01 10:44:26,119 INFO L131 PetriNetUnfolder]: For 643519/676277 co-relation queries the response was YES. [2023-09-01 10:44:26,917 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. [2023-09-01 10:44:27,082 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1154 selfloop transitions, 451 changer transitions 0/1629 dead transitions. [2023-09-01 10:44:27,082 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 1629 transitions, 38704 flow [2023-09-01 10:44:27,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-09-01 10:44:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-09-01 10:44:27,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3306 transitions. [2023-09-01 10:44:27,085 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45916666666666667 [2023-09-01 10:44:27,085 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3306 transitions. [2023-09-01 10:44:27,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3306 transitions. [2023-09-01 10:44:27,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:44:27,086 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3306 transitions. [2023-09-01 10:44:27,089 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) [2023-09-01 10:44:27,094 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) [2023-09-01 10:44:27,095 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) [2023-09-01 10:44:27,095 INFO L175 Difference]: Start difference. First operand has 327 places, 1366 transitions, 32469 flow. Second operand 18 states and 3306 transitions. [2023-09-01 10:44:27,095 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 1629 transitions, 38704 flow [2023-09-01 10:44:30,894 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 335 places, 1629 transitions, 37948 flow, removed 137 selfloop flow, removed 9 redundant places. [2023-09-01 10:44:30,922 INFO L231 Difference]: Finished difference. Result has 338 places, 1388 transitions, 33012 flow [2023-09-01 10:44:30,923 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} [2023-09-01 10:44:30,923 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 283 predicate places. [2023-09-01 10:44:30,923 INFO L495 AbstractCegarLoop]: Abstraction has has 338 places, 1388 transitions, 33012 flow [2023-09-01 10:44:30,924 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) [2023-09-01 10:44:30,924 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:44:30,925 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] [2023-09-01 10:44:30,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-09-01 10:44:30,925 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)] === [2023-09-01 10:44:30,925 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:44:30,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1826462431, now seen corresponding path program 4 times [2023-09-01 10:44:30,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:44:30,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642555040] [2023-09-01 10:44:30,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:44:30,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:44:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:44:31,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:44:31,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:44:31,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642555040] [2023-09-01 10:44:31,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642555040] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:44:31,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:44:31,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:44:31,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031618888] [2023-09-01 10:44:31,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:44:31,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-09-01 10:44:31,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:44:31,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-09-01 10:44:31,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-09-01 10:44:33,418 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-09-01 10:44:33,419 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) [2023-09-01 10:44:33,419 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:44:33,419 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-09-01 10:44:33,419 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:44:45,320 INFO L130 PetriNetUnfolder]: 28406/42360 cut-off events. [2023-09-01 10:44:45,320 INFO L131 PetriNetUnfolder]: For 739550/773584 co-relation queries the response was YES. [2023-09-01 10:44:46,214 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. [2023-09-01 10:44:46,395 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1144 selfloop transitions, 537 changer transitions 0/1705 dead transitions. [2023-09-01 10:44:46,395 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 356 places, 1705 transitions, 40276 flow [2023-09-01 10:44:46,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-09-01 10:44:46,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2023-09-01 10:44:46,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 3497 transitions. [2023-09-01 10:44:46,398 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46013157894736845 [2023-09-01 10:44:46,398 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 3497 transitions. [2023-09-01 10:44:46,398 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 3497 transitions. [2023-09-01 10:44:46,398 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:44:46,398 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 3497 transitions. [2023-09-01 10:44:46,401 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) [2023-09-01 10:44:46,406 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) [2023-09-01 10:44:46,407 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) [2023-09-01 10:44:46,407 INFO L175 Difference]: Start difference. First operand has 338 places, 1388 transitions, 33012 flow. Second operand 19 states and 3497 transitions. [2023-09-01 10:44:46,407 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 356 places, 1705 transitions, 40276 flow [2023-09-01 10:44:50,546 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 349 places, 1705 transitions, 39653 flow, removed 118 selfloop flow, removed 7 redundant places. [2023-09-01 10:44:50,583 INFO L231 Difference]: Finished difference. Result has 355 places, 1425 transitions, 34294 flow [2023-09-01 10:44:50,584 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} [2023-09-01 10:44:50,584 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 300 predicate places. [2023-09-01 10:44:50,584 INFO L495 AbstractCegarLoop]: Abstraction has has 355 places, 1425 transitions, 34294 flow [2023-09-01 10:44:50,584 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) [2023-09-01 10:44:50,584 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:44:50,584 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] [2023-09-01 10:44:50,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-09-01 10:44:50,585 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)] === [2023-09-01 10:44:50,585 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:44:50,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1570666161, now seen corresponding path program 5 times [2023-09-01 10:44:50,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:44:50,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740419654] [2023-09-01 10:44:50,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:44:50,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:44:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:44:51,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:44:51,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:44:51,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740419654] [2023-09-01 10:44:51,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740419654] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:44:51,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:44:51,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:44:51,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975491560] [2023-09-01 10:44:51,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:44:51,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-09-01 10:44:51,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:44:51,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-09-01 10:44:51,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-09-01 10:44:53,197 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-09-01 10:44:53,199 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) [2023-09-01 10:44:53,199 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:44:53,199 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-09-01 10:44:53,199 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:45:07,447 INFO L130 PetriNetUnfolder]: 30819/46070 cut-off events. [2023-09-01 10:45:07,447 INFO L131 PetriNetUnfolder]: For 847328/881770 co-relation queries the response was YES. [2023-09-01 10:45:08,610 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. [2023-09-01 10:45:08,867 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1209 selfloop transitions, 502 changer transitions 0/1735 dead transitions. [2023-09-01 10:45:08,867 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 1735 transitions, 41468 flow [2023-09-01 10:45:08,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-09-01 10:45:08,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-09-01 10:45:08,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3306 transitions. [2023-09-01 10:45:08,870 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45916666666666667 [2023-09-01 10:45:08,870 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3306 transitions. [2023-09-01 10:45:08,870 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3306 transitions. [2023-09-01 10:45:08,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:45:08,871 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3306 transitions. [2023-09-01 10:45:08,875 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) [2023-09-01 10:45:08,880 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) [2023-09-01 10:45:08,881 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) [2023-09-01 10:45:08,881 INFO L175 Difference]: Start difference. First operand has 355 places, 1425 transitions, 34294 flow. Second operand 18 states and 3306 transitions. [2023-09-01 10:45:08,881 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 1735 transitions, 41468 flow [2023-09-01 10:45:14,614 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 1735 transitions, 40560 flow, removed 248 selfloop flow, removed 6 redundant places. [2023-09-01 10:45:14,639 INFO L231 Difference]: Finished difference. Result has 368 places, 1445 transitions, 34852 flow [2023-09-01 10:45:14,640 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} [2023-09-01 10:45:14,640 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 313 predicate places. [2023-09-01 10:45:14,640 INFO L495 AbstractCegarLoop]: Abstraction has has 368 places, 1445 transitions, 34852 flow [2023-09-01 10:45:14,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 10:45:14,641 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:45:14,641 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-01 10:45:14,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-09-01 10:45:14,641 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)] === [2023-09-01 10:45:14,642 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:45:14,642 INFO L85 PathProgramCache]: Analyzing trace with hash 255279856, now seen corresponding path program 3 times [2023-09-01 10:45:14,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:45:14,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135022021] [2023-09-01 10:45:14,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:45:14,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:45:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:45:15,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:45:15,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:45:15,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135022021] [2023-09-01 10:45:15,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135022021] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:45:15,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:45:15,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:45:15,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947741358] [2023-09-01 10:45:15,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:45:15,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-09-01 10:45:15,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:45:15,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-09-01 10:45:15,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-09-01 10:45:17,085 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-09-01 10:45:17,086 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) [2023-09-01 10:45:17,086 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:45:17,086 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-09-01 10:45:17,086 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:45:30,542 INFO L130 PetriNetUnfolder]: 30696/45945 cut-off events. [2023-09-01 10:45:30,542 INFO L131 PetriNetUnfolder]: For 799867/834321 co-relation queries the response was YES. [2023-09-01 10:45:31,446 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. [2023-09-01 10:45:31,683 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1211 selfloop transitions, 497 changer transitions 0/1732 dead transitions. [2023-09-01 10:45:31,683 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 385 places, 1732 transitions, 41506 flow [2023-09-01 10:45:31,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-09-01 10:45:31,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-09-01 10:45:31,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3339 transitions. [2023-09-01 10:45:31,687 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46375 [2023-09-01 10:45:31,687 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3339 transitions. [2023-09-01 10:45:31,687 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3339 transitions. [2023-09-01 10:45:31,688 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:45:31,688 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3339 transitions. [2023-09-01 10:45:31,691 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) [2023-09-01 10:45:31,695 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) [2023-09-01 10:45:31,696 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) [2023-09-01 10:45:31,696 INFO L175 Difference]: Start difference. First operand has 368 places, 1445 transitions, 34852 flow. Second operand 18 states and 3339 transitions. [2023-09-01 10:45:31,697 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 385 places, 1732 transitions, 41506 flow [2023-09-01 10:45:36,875 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 376 places, 1732 transitions, 40568 flow, removed 137 selfloop flow, removed 9 redundant places. [2023-09-01 10:45:36,909 INFO L231 Difference]: Finished difference. Result has 376 places, 1442 transitions, 34817 flow [2023-09-01 10:45:36,910 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} [2023-09-01 10:45:36,911 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 321 predicate places. [2023-09-01 10:45:36,911 INFO L495 AbstractCegarLoop]: Abstraction has has 376 places, 1442 transitions, 34817 flow [2023-09-01 10:45:36,911 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) [2023-09-01 10:45:36,911 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:45:36,911 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] [2023-09-01 10:45:36,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-09-01 10:45:36,912 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)] === [2023-09-01 10:45:36,912 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:45:36,912 INFO L85 PathProgramCache]: Analyzing trace with hash 2004744268, now seen corresponding path program 4 times [2023-09-01 10:45:36,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:45:36,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889645760] [2023-09-01 10:45:36,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:45:36,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:45:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:45:37,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:45:37,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:45:37,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889645760] [2023-09-01 10:45:37,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889645760] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:45:37,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:45:37,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:45:37,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925911437] [2023-09-01 10:45:37,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:45:37,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-09-01 10:45:37,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:45:37,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-09-01 10:45:37,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-09-01 10:45:39,878 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 400 [2023-09-01 10:45:39,879 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) [2023-09-01 10:45:39,879 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:45:39,879 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 400 [2023-09-01 10:45:39,879 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:45:53,595 INFO L130 PetriNetUnfolder]: 30617/46020 cut-off events. [2023-09-01 10:45:53,595 INFO L131 PetriNetUnfolder]: For 776312/812679 co-relation queries the response was YES. [2023-09-01 10:45:54,451 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. [2023-09-01 10:45:54,693 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1193 selfloop transitions, 451 changer transitions 0/1668 dead transitions. [2023-09-01 10:45:54,693 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 393 places, 1668 transitions, 40528 flow [2023-09-01 10:45:54,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-09-01 10:45:54,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2023-09-01 10:45:54,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3341 transitions. [2023-09-01 10:45:54,696 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46402777777777776 [2023-09-01 10:45:54,696 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3341 transitions. [2023-09-01 10:45:54,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3341 transitions. [2023-09-01 10:45:54,697 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:45:54,697 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3341 transitions. [2023-09-01 10:45:54,699 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) [2023-09-01 10:45:54,704 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) [2023-09-01 10:45:54,704 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) [2023-09-01 10:45:54,705 INFO L175 Difference]: Start difference. First operand has 376 places, 1442 transitions, 34817 flow. Second operand 18 states and 3341 transitions. [2023-09-01 10:45:54,705 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 393 places, 1668 transitions, 40528 flow [2023-09-01 10:45:59,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 1668 transitions, 39804 flow, removed 1 selfloop flow, removed 15 redundant places. [2023-09-01 10:45:59,569 INFO L231 Difference]: Finished difference. Result has 378 places, 1439 transitions, 34941 flow [2023-09-01 10:45:59,570 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} [2023-09-01 10:45:59,570 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 323 predicate places. [2023-09-01 10:45:59,570 INFO L495 AbstractCegarLoop]: Abstraction has has 378 places, 1439 transitions, 34941 flow [2023-09-01 10:45:59,571 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) [2023-09-01 10:45:59,571 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:45:59,571 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] [2023-09-01 10:45:59,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-09-01 10:45:59,571 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)] === [2023-09-01 10:45:59,571 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:45:59,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1153118562, now seen corresponding path program 5 times [2023-09-01 10:45:59,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:45:59,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165241907] [2023-09-01 10:45:59,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:45:59,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:45:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:46:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:46:00,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:46:00,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165241907] [2023-09-01 10:46:00,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165241907] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:46:00,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:46:00,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:46:00,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532940766] [2023-09-01 10:46:00,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:46:00,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-09-01 10:46:00,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:46:00,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-09-01 10:46:00,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-09-01 10:46:02,202 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-09-01 10:46:02,203 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) [2023-09-01 10:46:02,203 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:46:02,203 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-09-01 10:46:02,204 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:46:15,673 INFO L130 PetriNetUnfolder]: 30469/45588 cut-off events. [2023-09-01 10:46:15,673 INFO L131 PetriNetUnfolder]: For 771891/806681 co-relation queries the response was YES. [2023-09-01 10:46:16,576 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. [2023-09-01 10:46:16,785 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1152 selfloop transitions, 535 changer transitions 0/1711 dead transitions. [2023-09-01 10:46:16,785 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 396 places, 1711 transitions, 41424 flow [2023-09-01 10:46:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-09-01 10:46:16,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2023-09-01 10:46:16,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 3492 transitions. [2023-09-01 10:46:16,789 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4594736842105263 [2023-09-01 10:46:16,789 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 3492 transitions. [2023-09-01 10:46:16,789 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 3492 transitions. [2023-09-01 10:46:16,790 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:46:16,790 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 3492 transitions. [2023-09-01 10:46:16,793 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) [2023-09-01 10:46:16,797 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) [2023-09-01 10:46:16,798 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) [2023-09-01 10:46:16,798 INFO L175 Difference]: Start difference. First operand has 378 places, 1439 transitions, 34941 flow. Second operand 19 states and 3492 transitions. [2023-09-01 10:46:16,798 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 396 places, 1711 transitions, 41424 flow [2023-09-01 10:46:21,677 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 381 places, 1711 transitions, 40898 flow, removed 0 selfloop flow, removed 15 redundant places. [2023-09-01 10:46:21,707 INFO L231 Difference]: Finished difference. Result has 381 places, 1436 transitions, 35442 flow [2023-09-01 10:46:21,708 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} [2023-09-01 10:46:21,709 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 326 predicate places. [2023-09-01 10:46:21,709 INFO L495 AbstractCegarLoop]: Abstraction has has 381 places, 1436 transitions, 35442 flow [2023-09-01 10:46:21,709 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) [2023-09-01 10:46:21,709 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:46:21,709 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] [2023-09-01 10:46:21,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-09-01 10:46:21,710 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)] === [2023-09-01 10:46:21,710 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:46:21,710 INFO L85 PathProgramCache]: Analyzing trace with hash 894027034, now seen corresponding path program 3 times [2023-09-01 10:46:21,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:46:21,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717404646] [2023-09-01 10:46:21,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:46:21,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:46:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:46:22,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:46:22,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:46:22,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717404646] [2023-09-01 10:46:22,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717404646] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:46:22,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:46:22,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-09-01 10:46:22,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867005439] [2023-09-01 10:46:22,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:46:22,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-09-01 10:46:22,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:46:22,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-09-01 10:46:22,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-09-01 10:46:24,000 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 400 [2023-09-01 10:46:24,002 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) [2023-09-01 10:46:24,002 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:46:24,002 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 400 [2023-09-01 10:46:24,002 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:46:38,324 INFO L130 PetriNetUnfolder]: 33201/49861 cut-off events. [2023-09-01 10:46:38,324 INFO L131 PetriNetUnfolder]: For 850419/881786 co-relation queries the response was YES. [2023-09-01 10:46:39,251 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. [2023-09-01 10:46:39,702 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1272 selfloop transitions, 445 changer transitions 0/1740 dead transitions. [2023-09-01 10:46:39,702 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 397 places, 1740 transitions, 43978 flow [2023-09-01 10:46:39,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-09-01 10:46:39,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2023-09-01 10:46:39,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 3150 transitions. [2023-09-01 10:46:39,704 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4632352941176471 [2023-09-01 10:46:39,705 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 3150 transitions. [2023-09-01 10:46:39,705 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 3150 transitions. [2023-09-01 10:46:39,705 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:46:39,705 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 3150 transitions. [2023-09-01 10:46:39,707 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) [2023-09-01 10:46:39,710 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) [2023-09-01 10:46:39,710 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) [2023-09-01 10:46:39,710 INFO L175 Difference]: Start difference. First operand has 381 places, 1436 transitions, 35442 flow. Second operand 17 states and 3150 transitions. [2023-09-01 10:46:39,710 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 397 places, 1740 transitions, 43978 flow [2023-09-01 10:46:45,513 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 1740 transitions, 42744 flow, removed 0 selfloop flow, removed 17 redundant places. [2023-09-01 10:46:45,546 INFO L231 Difference]: Finished difference. Result has 384 places, 1464 transitions, 35937 flow [2023-09-01 10:46:45,548 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} [2023-09-01 10:46:45,548 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 329 predicate places. [2023-09-01 10:46:45,548 INFO L495 AbstractCegarLoop]: Abstraction has has 384 places, 1464 transitions, 35937 flow [2023-09-01 10:46:45,549 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) [2023-09-01 10:46:45,549 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:46:45,549 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] [2023-09-01 10:46:45,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-09-01 10:46:45,550 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)] === [2023-09-01 10:46:45,550 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:46:45,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1357067569, now seen corresponding path program 3 times [2023-09-01 10:46:45,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:46:45,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802416177] [2023-09-01 10:46:45,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:46:45,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:46:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:46:46,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:46:46,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:46:46,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802416177] [2023-09-01 10:46:46,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802416177] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:46:46,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:46:46,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-09-01 10:46:46,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338559305] [2023-09-01 10:46:46,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:46:46,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-09-01 10:46:46,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:46:46,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-09-01 10:46:46,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-09-01 10:46:47,957 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 400 [2023-09-01 10:46:47,958 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) [2023-09-01 10:46:47,958 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:46:47,958 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 400 [2023-09-01 10:46:47,958 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:47:02,717 INFO L130 PetriNetUnfolder]: 32889/49351 cut-off events. [2023-09-01 10:47:02,717 INFO L131 PetriNetUnfolder]: For 869669/897206 co-relation queries the response was YES. [2023-09-01 10:47:03,754 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. [2023-09-01 10:47:03,986 INFO L137 encePairwiseOnDemand]: 385/400 looper letters, 1268 selfloop transitions, 443 changer transitions 0/1734 dead transitions. [2023-09-01 10:47:03,986 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 400 places, 1734 transitions, 43547 flow [2023-09-01 10:47:03,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-09-01 10:47:03,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2023-09-01 10:47:03,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 3113 transitions. [2023-09-01 10:47:03,989 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4577941176470588 [2023-09-01 10:47:03,989 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 3113 transitions. [2023-09-01 10:47:03,989 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 3113 transitions. [2023-09-01 10:47:03,989 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:47:03,989 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 3113 transitions. [2023-09-01 10:47:03,991 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) [2023-09-01 10:47:03,994 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) [2023-09-01 10:47:03,994 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) [2023-09-01 10:47:03,994 INFO L175 Difference]: Start difference. First operand has 384 places, 1464 transitions, 35937 flow. Second operand 17 states and 3113 transitions. [2023-09-01 10:47:03,994 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 400 places, 1734 transitions, 43547 flow [2023-09-01 10:47:09,527 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 396 places, 1734 transitions, 43144 flow, removed 129 selfloop flow, removed 4 redundant places. [2023-09-01 10:47:09,564 INFO L231 Difference]: Finished difference. Result has 397 places, 1462 transitions, 36328 flow [2023-09-01 10:47:09,565 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} [2023-09-01 10:47:09,566 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 342 predicate places. [2023-09-01 10:47:09,566 INFO L495 AbstractCegarLoop]: Abstraction has has 397 places, 1462 transitions, 36328 flow [2023-09-01 10:47:09,566 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) [2023-09-01 10:47:09,566 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:47:09,567 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] [2023-09-01 10:47:09,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-09-01 10:47:09,567 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)] === [2023-09-01 10:47:09,567 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:47:09,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1530722155, now seen corresponding path program 4 times [2023-09-01 10:47:09,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:47:09,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783188301] [2023-09-01 10:47:09,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:47:09,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:47:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:47:10,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:47:10,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:47:10,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783188301] [2023-09-01 10:47:10,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783188301] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:47:10,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:47:10,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-09-01 10:47:10,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927952467] [2023-09-01 10:47:10,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:47:10,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-09-01 10:47:10,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:47:10,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-09-01 10:47:10,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-09-01 10:47:11,930 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 400 [2023-09-01 10:47:11,931 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) [2023-09-01 10:47:11,931 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:47:11,931 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 400 [2023-09-01 10:47:11,931 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-09-01 10:47:27,579 INFO L130 PetriNetUnfolder]: 35768/53763 cut-off events. [2023-09-01 10:47:27,579 INFO L131 PetriNetUnfolder]: For 962705/992913 co-relation queries the response was YES. [2023-09-01 10:47:28,725 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. [2023-09-01 10:47:29,205 INFO L137 encePairwiseOnDemand]: 384/400 looper letters, 1189 selfloop transitions, 520 changer transitions 0/1732 dead transitions. [2023-09-01 10:47:29,205 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 413 places, 1732 transitions, 42777 flow [2023-09-01 10:47:29,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-09-01 10:47:29,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2023-09-01 10:47:29,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 3114 transitions. [2023-09-01 10:47:29,207 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45794117647058824 [2023-09-01 10:47:29,207 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 3114 transitions. [2023-09-01 10:47:29,207 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 3114 transitions. [2023-09-01 10:47:29,208 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-01 10:47:29,208 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 3114 transitions. [2023-09-01 10:47:29,210 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) [2023-09-01 10:47:29,212 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) [2023-09-01 10:47:29,213 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) [2023-09-01 10:47:29,213 INFO L175 Difference]: Start difference. First operand has 397 places, 1462 transitions, 36328 flow. Second operand 17 states and 3114 transitions. [2023-09-01 10:47:29,213 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 413 places, 1732 transitions, 42777 flow [2023-09-01 10:47:35,724 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 397 places, 1732 transitions, 41891 flow, removed 0 selfloop flow, removed 16 redundant places. [2023-09-01 10:47:35,751 INFO L231 Difference]: Finished difference. Result has 400 places, 1490 transitions, 37159 flow [2023-09-01 10:47:35,752 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=400, PETRI_DIFFERENCE_MINUEND_FLOW=35442, PETRI_DIFFERENCE_MINUEND_PLACES=381, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1462, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=500, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=960, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=37159, PETRI_PLACES=400, PETRI_TRANSITIONS=1490} [2023-09-01 10:47:35,753 INFO L281 CegarLoopForPetriNet]: 55 programPoint places, 345 predicate places. [2023-09-01 10:47:35,753 INFO L495 AbstractCegarLoop]: Abstraction has has 400 places, 1490 transitions, 37159 flow [2023-09-01 10:47:35,753 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) [2023-09-01 10:47:35,754 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-09-01 10:47:35,754 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] [2023-09-01 10:47:35,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-09-01 10:47:35,754 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2023-09-01 10:47:35,754 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-01 10:47:35,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1850704159, now seen corresponding path program 6 times [2023-09-01 10:47:35,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-01 10:47:35,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089989528] [2023-09-01 10:47:35,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-01 10:47:35,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-01 10:47:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-01 10:47:36,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-01 10:47:36,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-01 10:47:36,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089989528] [2023-09-01 10:47:36,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089989528] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-01 10:47:36,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-01 10:47:36,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-09-01 10:47:36,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893821872] [2023-09-01 10:47:36,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-01 10:47:36,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-09-01 10:47:36,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-01 10:47:36,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-09-01 10:47:36,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-09-01 10:47:38,433 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 400 [2023-09-01 10:47:38,434 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 400 places, 1490 transitions, 37159 flow. Second operand has 15 states, 15 states have (on average 172.2) internal successors, (2583), 15 states have internal predecessors, (2583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-01 10:47:38,434 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-09-01 10:47:38,434 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 400 [2023-09-01 10:47:38,435 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand