./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.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 9565dcbef2b519c6326563c41ab6633c2e0b59b7d9ee2c8626de0cd3767b77b1 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 23:12:06,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 23:12:06,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 23:12:06,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 23:12:06,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 23:12:06,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 23:12:06,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 23:12:06,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 23:12:06,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 23:12:06,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 23:12:06,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 23:12:06,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 23:12:06,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 23:12:06,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 23:12:06,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 23:12:06,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 23:12:06,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 23:12:06,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 23:12:06,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 23:12:06,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 23:12:06,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 23:12:06,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 23:12:06,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 23:12:06,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 23:12:06,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 23:12:06,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 23:12:06,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 23:12:06,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 23:12:06,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 23:12:06,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 23:12:06,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 23:12:06,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 23:12:06,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 23:12:06,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 23:12:06,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 23:12:06,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 23:12:06,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 23:12:06,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 23:12:06,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 23:12:06,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 23:12:06,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 23:12:06,333 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 23:12:06,362 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 23:12:06,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 23:12:06,363 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 23:12:06,363 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 23:12:06,364 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 23:12:06,364 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 23:12:06,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 23:12:06,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 23:12:06,365 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 23:12:06,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 23:12:06,366 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 23:12:06,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 23:12:06,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 23:12:06,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 23:12:06,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 23:12:06,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 23:12:06,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 23:12:06,366 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 23:12:06,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 23:12:06,367 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 23:12:06,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 23:12:06,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 23:12:06,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 23:12:06,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 23:12:06,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 23:12:06,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 23:12:06,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 23:12:06,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 23:12:06,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 23:12:06,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 23:12:06,368 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 23:12:06,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 23:12:06,369 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 23:12:06,369 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 23:12:06,369 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 23:12:06,369 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9565dcbef2b519c6326563c41ab6633c2e0b59b7d9ee2c8626de0cd3767b77b1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-30 23:12:06,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 23:12:06,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 23:12:06,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 23:12:06,623 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 23:12:06,623 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 23:12:06,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2023-08-30 23:12:07,659 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 23:12:07,874 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 23:12:07,874 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2023-08-30 23:12:07,884 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f68652156/6740d48bb2f04e65af385540a2b90d06/FLAGdf390389c [2023-08-30 23:12:07,894 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f68652156/6740d48bb2f04e65af385540a2b90d06 [2023-08-30 23:12:07,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 23:12:07,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 23:12:07,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 23:12:07,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 23:12:07,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 23:12:07,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 11:12:07" (1/1) ... [2023-08-30 23:12:07,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f6f38e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:07, skipping insertion in model container [2023-08-30 23:12:07,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 11:12:07" (1/1) ... [2023-08-30 23:12:07,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 23:12:07,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 23:12:08,122 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-wmm/mix030_power.opt_pso.opt_rmo.opt.i[966,979] [2023-08-30 23:12:08,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 23:12:08,332 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 23:12:08,341 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-wmm/mix030_power.opt_pso.opt_rmo.opt.i[966,979] [2023-08-30 23:12:08,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 23:12:08,431 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 23:12:08,432 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 23:12:08,437 INFO L208 MainTranslator]: Completed translation [2023-08-30 23:12:08,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08 WrapperNode [2023-08-30 23:12:08,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 23:12:08,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 23:12:08,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 23:12:08,439 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 23:12:08,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (1/1) ... [2023-08-30 23:12:08,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (1/1) ... [2023-08-30 23:12:08,483 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 160 [2023-08-30 23:12:08,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 23:12:08,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 23:12:08,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 23:12:08,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 23:12:08,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (1/1) ... [2023-08-30 23:12:08,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (1/1) ... [2023-08-30 23:12:08,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (1/1) ... [2023-08-30 23:12:08,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (1/1) ... [2023-08-30 23:12:08,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (1/1) ... [2023-08-30 23:12:08,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (1/1) ... [2023-08-30 23:12:08,527 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (1/1) ... [2023-08-30 23:12:08,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (1/1) ... [2023-08-30 23:12:08,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 23:12:08,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 23:12:08,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 23:12:08,532 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 23:12:08,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (1/1) ... [2023-08-30 23:12:08,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 23:12:08,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 23:12:08,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 23:12:08,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 23:12:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 23:12:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 23:12:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 23:12:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 23:12:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 23:12:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 23:12:08,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 23:12:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 23:12:08,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 23:12:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 23:12:08,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 23:12:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 23:12:08,602 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 23:12:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 23:12:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 23:12:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 23:12:08,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 23:12:08,603 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 23:12:08,774 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 23:12:08,776 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 23:12:09,007 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 23:12:09,103 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 23:12:09,103 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 23:12:09,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 11:12:09 BoogieIcfgContainer [2023-08-30 23:12:09,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 23:12:09,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 23:12:09,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 23:12:09,109 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 23:12:09,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 11:12:07" (1/3) ... [2023-08-30 23:12:09,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@704d74e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 11:12:09, skipping insertion in model container [2023-08-30 23:12:09,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:12:08" (2/3) ... [2023-08-30 23:12:09,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@704d74e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 11:12:09, skipping insertion in model container [2023-08-30 23:12:09,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 11:12:09" (3/3) ... [2023-08-30 23:12:09,112 INFO L112 eAbstractionObserver]: Analyzing ICFG mix030_power.opt_pso.opt_rmo.opt.i [2023-08-30 23:12:09,117 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 23:12:09,124 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 23:12:09,124 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 23:12:09,125 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 23:12:09,183 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 23:12:09,223 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 139 places, 128 transitions, 276 flow [2023-08-30 23:12:09,273 INFO L130 PetriNetUnfolder]: 2/124 cut-off events. [2023-08-30 23:12:09,273 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-30 23:12:09,278 INFO L83 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 124 events. 2/124 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 69 event pairs, 0 based on Foata normal form. 0/120 useless extension candidates. Maximal degree in co-relation 87. Up to 2 conditions per place. [2023-08-30 23:12:09,278 INFO L82 GeneralOperation]: Start removeDead. Operand has 139 places, 128 transitions, 276 flow [2023-08-30 23:12:09,285 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 135 places, 124 transitions, 260 flow [2023-08-30 23:12:09,288 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-30 23:12:09,296 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 135 places, 124 transitions, 260 flow [2023-08-30 23:12:09,298 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 135 places, 124 transitions, 260 flow [2023-08-30 23:12:09,299 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 135 places, 124 transitions, 260 flow [2023-08-30 23:12:09,328 INFO L130 PetriNetUnfolder]: 2/124 cut-off events. [2023-08-30 23:12:09,329 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-30 23:12:09,330 INFO L83 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 124 events. 2/124 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 69 event pairs, 0 based on Foata normal form. 0/120 useless extension candidates. Maximal degree in co-relation 87. Up to 2 conditions per place. [2023-08-30 23:12:09,338 INFO L119 LiptonReduction]: Number of co-enabled transitions 2986 [2023-08-30 23:12:13,100 INFO L134 LiptonReduction]: Checked pairs total: 8358 [2023-08-30 23:12:13,101 INFO L136 LiptonReduction]: Total number of compositions: 107 [2023-08-30 23:12:13,109 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-30 23:12:13,113 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;@79e47500, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-30 23:12:13,113 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-08-30 23:12:13,116 INFO L130 PetriNetUnfolder]: 0/12 cut-off events. [2023-08-30 23:12:13,116 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-30 23:12:13,116 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:13,116 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:13,117 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:13,119 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:13,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1543104187, now seen corresponding path program 1 times [2023-08-30 23:12:13,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:13,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251406259] [2023-08-30 23:12:13,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:13,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:13,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:13,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:13,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:13,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251406259] [2023-08-30 23:12:13,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251406259] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:13,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:13,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-30 23:12:13,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125608607] [2023-08-30 23:12:13,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:13,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-30 23:12:13,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:13,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-30 23:12:13,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-30 23:12:13,515 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 235 [2023-08-30 23:12:13,519 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 29 transitions, 70 flow. Second operand has 3 states, 3 states have (on average 115.33333333333333) internal successors, (346), 3 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:13,519 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:13,519 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 235 [2023-08-30 23:12:13,520 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:14,022 INFO L130 PetriNetUnfolder]: 2855/4261 cut-off events. [2023-08-30 23:12:14,022 INFO L131 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2023-08-30 23:12:14,029 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8337 conditions, 4261 events. 2855/4261 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 248. Compared 24218 event pairs, 545 based on Foata normal form. 0/4017 useless extension candidates. Maximal degree in co-relation 8325. Up to 3103 conditions per place. [2023-08-30 23:12:14,042 INFO L137 encePairwiseOnDemand]: 232/235 looper letters, 33 selfloop transitions, 2 changer transitions 2/42 dead transitions. [2023-08-30 23:12:14,043 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 42 transitions, 173 flow [2023-08-30 23:12:14,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-30 23:12:14,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-30 23:12:14,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 377 transitions. [2023-08-30 23:12:14,055 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5347517730496454 [2023-08-30 23:12:14,056 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 377 transitions. [2023-08-30 23:12:14,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 377 transitions. [2023-08-30 23:12:14,057 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:14,058 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 377 transitions. [2023-08-30 23:12:14,061 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:14,064 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 235.0) internal successors, (940), 4 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:14,064 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 235.0) internal successors, (940), 4 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:14,065 INFO L175 Difference]: Start difference. First operand has 42 places, 29 transitions, 70 flow. Second operand 3 states and 377 transitions. [2023-08-30 23:12:14,066 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 42 transitions, 173 flow [2023-08-30 23:12:14,068 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 42 transitions, 168 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-30 23:12:14,070 INFO L231 Difference]: Finished difference. Result has 39 places, 27 transitions, 66 flow [2023-08-30 23:12:14,071 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=66, PETRI_PLACES=39, PETRI_TRANSITIONS=27} [2023-08-30 23:12:14,073 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, -3 predicate places. [2023-08-30 23:12:14,073 INFO L495 AbstractCegarLoop]: Abstraction has has 39 places, 27 transitions, 66 flow [2023-08-30 23:12:14,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 115.33333333333333) internal successors, (346), 3 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:14,074 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:14,074 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:14,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-30 23:12:14,074 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:14,075 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:14,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1850907968, now seen corresponding path program 1 times [2023-08-30 23:12:14,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:14,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081011045] [2023-08-30 23:12:14,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:14,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:14,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:14,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:14,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081011045] [2023-08-30 23:12:14,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081011045] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:14,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:14,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-30 23:12:14,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640108481] [2023-08-30 23:12:14,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:14,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-30 23:12:14,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:14,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-30 23:12:14,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-08-30 23:12:14,844 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 235 [2023-08-30 23:12:14,844 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 27 transitions, 66 flow. Second operand has 4 states, 4 states have (on average 102.75) internal successors, (411), 4 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:14,844 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:14,844 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 235 [2023-08-30 23:12:14,844 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:15,786 INFO L130 PetriNetUnfolder]: 8613/11854 cut-off events. [2023-08-30 23:12:15,787 INFO L131 PetriNetUnfolder]: For 548/548 co-relation queries the response was YES. [2023-08-30 23:12:15,796 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24506 conditions, 11854 events. 8613/11854 cut-off events. For 548/548 co-relation queries the response was YES. Maximal size of possible extension queue 460. Compared 59369 event pairs, 1031 based on Foata normal form. 304/12154 useless extension candidates. Maximal degree in co-relation 24496. Up to 8565 conditions per place. [2023-08-30 23:12:15,828 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 44 selfloop transitions, 14 changer transitions 0/59 dead transitions. [2023-08-30 23:12:15,829 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 59 transitions, 254 flow [2023-08-30 23:12:15,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-30 23:12:15,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-30 23:12:15,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 460 transitions. [2023-08-30 23:12:15,831 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48936170212765956 [2023-08-30 23:12:15,832 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 460 transitions. [2023-08-30 23:12:15,832 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 460 transitions. [2023-08-30 23:12:15,832 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:15,832 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 460 transitions. [2023-08-30 23:12:15,834 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:15,836 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:15,837 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:15,837 INFO L175 Difference]: Start difference. First operand has 39 places, 27 transitions, 66 flow. Second operand 4 states and 460 transitions. [2023-08-30 23:12:15,837 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 59 transitions, 254 flow [2023-08-30 23:12:15,839 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 59 transitions, 246 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-30 23:12:15,840 INFO L231 Difference]: Finished difference. Result has 42 places, 40 transitions, 170 flow [2023-08-30 23:12:15,840 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=170, PETRI_PLACES=42, PETRI_TRANSITIONS=40} [2023-08-30 23:12:15,841 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 0 predicate places. [2023-08-30 23:12:15,841 INFO L495 AbstractCegarLoop]: Abstraction has has 42 places, 40 transitions, 170 flow [2023-08-30 23:12:15,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 102.75) internal successors, (411), 4 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:15,841 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:15,841 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:15,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-30 23:12:15,842 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:15,843 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:15,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1543571077, now seen corresponding path program 1 times [2023-08-30 23:12:15,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:15,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568218950] [2023-08-30 23:12:15,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:15,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:16,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:16,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:16,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568218950] [2023-08-30 23:12:16,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568218950] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:16,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:16,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-30 23:12:16,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191795837] [2023-08-30 23:12:16,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:16,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-30 23:12:16,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:16,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-30 23:12:16,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-08-30 23:12:16,380 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 235 [2023-08-30 23:12:16,381 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 40 transitions, 170 flow. Second operand has 4 states, 4 states have (on average 103.0) internal successors, (412), 4 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:16,381 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:16,381 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 235 [2023-08-30 23:12:16,381 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:17,305 INFO L130 PetriNetUnfolder]: 8047/11084 cut-off events. [2023-08-30 23:12:17,305 INFO L131 PetriNetUnfolder]: For 4937/4937 co-relation queries the response was YES. [2023-08-30 23:12:17,316 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32323 conditions, 11084 events. 8047/11084 cut-off events. For 4937/4937 co-relation queries the response was YES. Maximal size of possible extension queue 416. Compared 54771 event pairs, 1927 based on Foata normal form. 128/11208 useless extension candidates. Maximal degree in co-relation 32310. Up to 6017 conditions per place. [2023-08-30 23:12:17,355 INFO L137 encePairwiseOnDemand]: 223/235 looper letters, 52 selfloop transitions, 12 changer transitions 0/65 dead transitions. [2023-08-30 23:12:17,355 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 65 transitions, 390 flow [2023-08-30 23:12:17,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-30 23:12:17,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-30 23:12:17,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 454 transitions. [2023-08-30 23:12:17,357 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4829787234042553 [2023-08-30 23:12:17,357 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 454 transitions. [2023-08-30 23:12:17,357 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 454 transitions. [2023-08-30 23:12:17,358 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:17,358 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 454 transitions. [2023-08-30 23:12:17,359 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 113.5) internal successors, (454), 4 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:17,360 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:17,360 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:17,360 INFO L175 Difference]: Start difference. First operand has 42 places, 40 transitions, 170 flow. Second operand 4 states and 454 transitions. [2023-08-30 23:12:17,361 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 65 transitions, 390 flow [2023-08-30 23:12:17,363 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 65 transitions, 390 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-30 23:12:17,364 INFO L231 Difference]: Finished difference. Result has 48 places, 47 transitions, 276 flow [2023-08-30 23:12:17,364 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=276, PETRI_PLACES=48, PETRI_TRANSITIONS=47} [2023-08-30 23:12:17,365 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 6 predicate places. [2023-08-30 23:12:17,367 INFO L495 AbstractCegarLoop]: Abstraction has has 48 places, 47 transitions, 276 flow [2023-08-30 23:12:17,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 103.0) internal successors, (412), 4 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:17,368 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:17,368 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:17,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-30 23:12:17,368 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:17,368 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:17,369 INFO L85 PathProgramCache]: Analyzing trace with hash 604705240, now seen corresponding path program 1 times [2023-08-30 23:12:17,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:17,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638404431] [2023-08-30 23:12:17,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:17,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:17,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:17,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:17,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638404431] [2023-08-30 23:12:17,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638404431] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:17,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:17,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-30 23:12:17,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464661979] [2023-08-30 23:12:17,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:17,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-30 23:12:17,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:17,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-30 23:12:17,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-08-30 23:12:17,812 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 235 [2023-08-30 23:12:17,813 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 47 transitions, 276 flow. Second operand has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:17,813 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:17,813 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 235 [2023-08-30 23:12:17,813 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:18,656 INFO L130 PetriNetUnfolder]: 8021/11266 cut-off events. [2023-08-30 23:12:18,657 INFO L131 PetriNetUnfolder]: For 13938/13938 co-relation queries the response was YES. [2023-08-30 23:12:18,673 INFO L83 FinitePrefix]: Finished finitePrefix Result has 37630 conditions, 11266 events. 8021/11266 cut-off events. For 13938/13938 co-relation queries the response was YES. Maximal size of possible extension queue 406. Compared 59284 event pairs, 1201 based on Foata normal form. 40/11306 useless extension candidates. Maximal degree in co-relation 37612. Up to 7721 conditions per place. [2023-08-30 23:12:18,710 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 66 selfloop transitions, 32 changer transitions 0/99 dead transitions. [2023-08-30 23:12:18,711 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 99 transitions, 732 flow [2023-08-30 23:12:18,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-30 23:12:18,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-30 23:12:18,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 468 transitions. [2023-08-30 23:12:18,715 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4978723404255319 [2023-08-30 23:12:18,715 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 468 transitions. [2023-08-30 23:12:18,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 468 transitions. [2023-08-30 23:12:18,716 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:18,716 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 468 transitions. [2023-08-30 23:12:18,717 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 117.0) internal successors, (468), 4 states have internal predecessors, (468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:18,718 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:18,719 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:18,719 INFO L175 Difference]: Start difference. First operand has 48 places, 47 transitions, 276 flow. Second operand 4 states and 468 transitions. [2023-08-30 23:12:18,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 99 transitions, 732 flow [2023-08-30 23:12:18,751 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 99 transitions, 718 flow, removed 1 selfloop flow, removed 2 redundant places. [2023-08-30 23:12:18,754 INFO L231 Difference]: Finished difference. Result has 52 places, 70 transitions, 595 flow [2023-08-30 23:12:18,754 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=595, PETRI_PLACES=52, PETRI_TRANSITIONS=70} [2023-08-30 23:12:18,755 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 10 predicate places. [2023-08-30 23:12:18,755 INFO L495 AbstractCegarLoop]: Abstraction has has 52 places, 70 transitions, 595 flow [2023-08-30 23:12:18,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:18,755 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:18,756 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:18,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-30 23:12:18,756 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:18,757 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:18,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1565992018, now seen corresponding path program 1 times [2023-08-30 23:12:18,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:18,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058661234] [2023-08-30 23:12:18,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:18,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:19,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:19,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:19,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058661234] [2023-08-30 23:12:19,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058661234] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:19,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:19,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-30 23:12:19,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37893619] [2023-08-30 23:12:19,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:19,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-30 23:12:19,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:19,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-30 23:12:19,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-08-30 23:12:19,175 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 235 [2023-08-30 23:12:19,176 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 70 transitions, 595 flow. Second operand has 5 states, 5 states have (on average 108.8) internal successors, (544), 5 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:19,176 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:19,176 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 235 [2023-08-30 23:12:19,176 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:20,264 INFO L130 PetriNetUnfolder]: 9081/12739 cut-off events. [2023-08-30 23:12:20,264 INFO L131 PetriNetUnfolder]: For 35602/36645 co-relation queries the response was YES. [2023-08-30 23:12:20,301 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51250 conditions, 12739 events. 9081/12739 cut-off events. For 35602/36645 co-relation queries the response was YES. Maximal size of possible extension queue 466. Compared 66845 event pairs, 1535 based on Foata normal form. 527/13155 useless extension candidates. Maximal degree in co-relation 51229. Up to 11119 conditions per place. [2023-08-30 23:12:20,351 INFO L137 encePairwiseOnDemand]: 225/235 looper letters, 84 selfloop transitions, 28 changer transitions 0/126 dead transitions. [2023-08-30 23:12:20,351 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 126 transitions, 1249 flow [2023-08-30 23:12:20,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-30 23:12:20,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-30 23:12:20,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 480 transitions. [2023-08-30 23:12:20,353 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5106382978723404 [2023-08-30 23:12:20,353 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 480 transitions. [2023-08-30 23:12:20,353 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 480 transitions. [2023-08-30 23:12:20,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:20,354 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 480 transitions. [2023-08-30 23:12:20,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 120.0) internal successors, (480), 4 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:20,356 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:20,357 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:20,357 INFO L175 Difference]: Start difference. First operand has 52 places, 70 transitions, 595 flow. Second operand 4 states and 480 transitions. [2023-08-30 23:12:20,357 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 126 transitions, 1249 flow [2023-08-30 23:12:20,397 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 126 transitions, 1247 flow, removed 1 selfloop flow, removed 0 redundant places. [2023-08-30 23:12:20,399 INFO L231 Difference]: Finished difference. Result has 57 places, 97 transitions, 976 flow [2023-08-30 23:12:20,399 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=593, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=976, PETRI_PLACES=57, PETRI_TRANSITIONS=97} [2023-08-30 23:12:20,400 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 15 predicate places. [2023-08-30 23:12:20,400 INFO L495 AbstractCegarLoop]: Abstraction has has 57 places, 97 transitions, 976 flow [2023-08-30 23:12:20,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 108.8) internal successors, (544), 5 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:20,400 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:20,400 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:20,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-30 23:12:20,401 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:20,401 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:20,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1282831926, now seen corresponding path program 1 times [2023-08-30 23:12:20,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:20,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078501906] [2023-08-30 23:12:20,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:20,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:20,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:20,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:20,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078501906] [2023-08-30 23:12:20,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078501906] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:20,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:20,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-30 23:12:20,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950763523] [2023-08-30 23:12:20,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:20,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-30 23:12:20,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:20,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-30 23:12:20,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-08-30 23:12:20,695 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 235 [2023-08-30 23:12:20,696 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 97 transitions, 976 flow. Second operand has 5 states, 5 states have (on average 114.8) internal successors, (574), 5 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:20,696 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:20,696 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 235 [2023-08-30 23:12:20,697 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:21,615 INFO L130 PetriNetUnfolder]: 7995/11594 cut-off events. [2023-08-30 23:12:21,615 INFO L131 PetriNetUnfolder]: For 45900/47002 co-relation queries the response was YES. [2023-08-30 23:12:21,638 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52515 conditions, 11594 events. 7995/11594 cut-off events. For 45900/47002 co-relation queries the response was YES. Maximal size of possible extension queue 460. Compared 64577 event pairs, 1051 based on Foata normal form. 618/12051 useless extension candidates. Maximal degree in co-relation 52490. Up to 8001 conditions per place. [2023-08-30 23:12:21,683 INFO L137 encePairwiseOnDemand]: 231/235 looper letters, 98 selfloop transitions, 17 changer transitions 0/139 dead transitions. [2023-08-30 23:12:21,683 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 139 transitions, 1536 flow [2023-08-30 23:12:21,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-30 23:12:21,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-30 23:12:21,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 498 transitions. [2023-08-30 23:12:21,685 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5297872340425532 [2023-08-30 23:12:21,685 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 498 transitions. [2023-08-30 23:12:21,685 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 498 transitions. [2023-08-30 23:12:21,686 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:21,686 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 498 transitions. [2023-08-30 23:12:21,687 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 124.5) internal successors, (498), 4 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:21,688 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:21,688 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:21,688 INFO L175 Difference]: Start difference. First operand has 57 places, 97 transitions, 976 flow. Second operand 4 states and 498 transitions. [2023-08-30 23:12:21,688 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 139 transitions, 1536 flow [2023-08-30 23:12:21,734 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 139 transitions, 1536 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-30 23:12:21,736 INFO L231 Difference]: Finished difference. Result has 62 places, 100 transitions, 1061 flow [2023-08-30 23:12:21,736 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=976, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1061, PETRI_PLACES=62, PETRI_TRANSITIONS=100} [2023-08-30 23:12:21,737 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 20 predicate places. [2023-08-30 23:12:21,740 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 100 transitions, 1061 flow [2023-08-30 23:12:21,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 114.8) internal successors, (574), 5 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:21,741 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:21,741 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:21,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-30 23:12:21,741 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:21,741 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:21,742 INFO L85 PathProgramCache]: Analyzing trace with hash -309947611, now seen corresponding path program 1 times [2023-08-30 23:12:21,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:21,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608344157] [2023-08-30 23:12:21,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:21,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:22,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:22,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:22,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608344157] [2023-08-30 23:12:22,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608344157] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:22,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:22,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-30 23:12:22,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342699958] [2023-08-30 23:12:22,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:22,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-30 23:12:22,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:22,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-30 23:12:22,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-08-30 23:12:22,115 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 235 [2023-08-30 23:12:22,116 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 100 transitions, 1061 flow. Second operand has 5 states, 5 states have (on average 113.8) internal successors, (569), 5 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:22,116 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:22,116 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 235 [2023-08-30 23:12:22,116 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:23,053 INFO L130 PetriNetUnfolder]: 8102/11765 cut-off events. [2023-08-30 23:12:23,054 INFO L131 PetriNetUnfolder]: For 50876/51958 co-relation queries the response was YES. [2023-08-30 23:12:23,102 INFO L83 FinitePrefix]: Finished finitePrefix Result has 55449 conditions, 11765 events. 8102/11765 cut-off events. For 50876/51958 co-relation queries the response was YES. Maximal size of possible extension queue 482. Compared 66134 event pairs, 1404 based on Foata normal form. 610/12218 useless extension candidates. Maximal degree in co-relation 55420. Up to 8235 conditions per place. [2023-08-30 23:12:23,148 INFO L137 encePairwiseOnDemand]: 229/235 looper letters, 104 selfloop transitions, 18 changer transitions 0/146 dead transitions. [2023-08-30 23:12:23,148 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 146 transitions, 1673 flow [2023-08-30 23:12:23,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-30 23:12:23,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-30 23:12:23,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 495 transitions. [2023-08-30 23:12:23,150 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.526595744680851 [2023-08-30 23:12:23,150 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 495 transitions. [2023-08-30 23:12:23,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 495 transitions. [2023-08-30 23:12:23,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:23,151 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 495 transitions. [2023-08-30 23:12:23,152 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 123.75) internal successors, (495), 4 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:23,153 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:23,153 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:23,153 INFO L175 Difference]: Start difference. First operand has 62 places, 100 transitions, 1061 flow. Second operand 4 states and 495 transitions. [2023-08-30 23:12:23,153 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 146 transitions, 1673 flow [2023-08-30 23:12:23,221 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 146 transitions, 1658 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-30 23:12:23,224 INFO L231 Difference]: Finished difference. Result has 66 places, 107 transitions, 1194 flow [2023-08-30 23:12:23,224 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=1046, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1194, PETRI_PLACES=66, PETRI_TRANSITIONS=107} [2023-08-30 23:12:23,224 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 24 predicate places. [2023-08-30 23:12:23,225 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 107 transitions, 1194 flow [2023-08-30 23:12:23,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 113.8) internal successors, (569), 5 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:23,225 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:23,225 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:23,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-30 23:12:23,225 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:23,226 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:23,226 INFO L85 PathProgramCache]: Analyzing trace with hash -1020332595, now seen corresponding path program 1 times [2023-08-30 23:12:23,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:23,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208465182] [2023-08-30 23:12:23,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:23,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:23,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:23,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:23,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208465182] [2023-08-30 23:12:23,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208465182] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:23,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:23,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-30 23:12:23,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800169832] [2023-08-30 23:12:23,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:23,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-30 23:12:23,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:23,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-30 23:12:23,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-08-30 23:12:23,557 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 235 [2023-08-30 23:12:23,558 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 107 transitions, 1194 flow. Second operand has 5 states, 5 states have (on average 114.0) internal successors, (570), 5 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:23,558 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:23,558 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 235 [2023-08-30 23:12:23,558 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:24,893 INFO L130 PetriNetUnfolder]: 8791/12710 cut-off events. [2023-08-30 23:12:24,894 INFO L131 PetriNetUnfolder]: For 63991/65045 co-relation queries the response was YES. [2023-08-30 23:12:24,960 INFO L83 FinitePrefix]: Finished finitePrefix Result has 63916 conditions, 12710 events. 8791/12710 cut-off events. For 63991/65045 co-relation queries the response was YES. Maximal size of possible extension queue 535. Compared 71810 event pairs, 1279 based on Foata normal form. 444/13025 useless extension candidates. Maximal degree in co-relation 63884. Up to 8559 conditions per place. [2023-08-30 23:12:25,024 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 97 selfloop transitions, 51 changer transitions 0/172 dead transitions. [2023-08-30 23:12:25,025 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 172 transitions, 2064 flow [2023-08-30 23:12:25,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-30 23:12:25,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-30 23:12:25,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 616 transitions. [2023-08-30 23:12:25,027 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5242553191489362 [2023-08-30 23:12:25,027 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 616 transitions. [2023-08-30 23:12:25,027 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 616 transitions. [2023-08-30 23:12:25,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:25,027 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 616 transitions. [2023-08-30 23:12:25,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 123.2) internal successors, (616), 5 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:25,030 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:25,030 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:25,030 INFO L175 Difference]: Start difference. First operand has 66 places, 107 transitions, 1194 flow. Second operand 5 states and 616 transitions. [2023-08-30 23:12:25,030 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 172 transitions, 2064 flow [2023-08-30 23:12:25,136 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 172 transitions, 2035 flow, removed 4 selfloop flow, removed 2 redundant places. [2023-08-30 23:12:25,141 INFO L231 Difference]: Finished difference. Result has 70 places, 131 transitions, 1662 flow [2023-08-30 23:12:25,142 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=1165, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1662, PETRI_PLACES=70, PETRI_TRANSITIONS=131} [2023-08-30 23:12:25,145 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 28 predicate places. [2023-08-30 23:12:25,145 INFO L495 AbstractCegarLoop]: Abstraction has has 70 places, 131 transitions, 1662 flow [2023-08-30 23:12:25,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 114.0) internal successors, (570), 5 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:25,145 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:25,145 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:25,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-30 23:12:25,146 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:25,146 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:25,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1129263495, now seen corresponding path program 2 times [2023-08-30 23:12:25,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:25,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356568100] [2023-08-30 23:12:25,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:25,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:25,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:25,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:25,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356568100] [2023-08-30 23:12:25,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356568100] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:25,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:25,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-30 23:12:25,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072538243] [2023-08-30 23:12:25,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:25,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-30 23:12:25,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:25,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-30 23:12:25,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-08-30 23:12:25,769 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 235 [2023-08-30 23:12:25,770 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 131 transitions, 1662 flow. Second operand has 6 states, 6 states have (on average 100.66666666666667) internal successors, (604), 6 states have internal predecessors, (604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:25,770 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:25,770 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 235 [2023-08-30 23:12:25,770 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:27,351 INFO L130 PetriNetUnfolder]: 12140/16575 cut-off events. [2023-08-30 23:12:27,351 INFO L131 PetriNetUnfolder]: For 82347/82347 co-relation queries the response was YES. [2023-08-30 23:12:27,408 INFO L83 FinitePrefix]: Finished finitePrefix Result has 87022 conditions, 16575 events. 12140/16575 cut-off events. For 82347/82347 co-relation queries the response was YES. Maximal size of possible extension queue 545. Compared 83283 event pairs, 889 based on Foata normal form. 56/16631 useless extension candidates. Maximal degree in co-relation 86988. Up to 9387 conditions per place. [2023-08-30 23:12:27,479 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 119 selfloop transitions, 133 changer transitions 0/252 dead transitions. [2023-08-30 23:12:27,479 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 252 transitions, 3199 flow [2023-08-30 23:12:27,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-08-30 23:12:27,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-08-30 23:12:27,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 800 transitions. [2023-08-30 23:12:27,482 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48632218844984804 [2023-08-30 23:12:27,482 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 800 transitions. [2023-08-30 23:12:27,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 800 transitions. [2023-08-30 23:12:27,482 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:27,482 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 800 transitions. [2023-08-30 23:12:27,484 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 114.28571428571429) internal successors, (800), 7 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:27,485 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:27,486 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:27,486 INFO L175 Difference]: Start difference. First operand has 70 places, 131 transitions, 1662 flow. Second operand 7 states and 800 transitions. [2023-08-30 23:12:27,486 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 252 transitions, 3199 flow [2023-08-30 23:12:27,675 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 252 transitions, 3156 flow, removed 9 selfloop flow, removed 1 redundant places. [2023-08-30 23:12:27,677 INFO L231 Difference]: Finished difference. Result has 80 places, 186 transitions, 2883 flow [2023-08-30 23:12:27,678 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=1620, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=79, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2883, PETRI_PLACES=80, PETRI_TRANSITIONS=186} [2023-08-30 23:12:27,678 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 38 predicate places. [2023-08-30 23:12:27,678 INFO L495 AbstractCegarLoop]: Abstraction has has 80 places, 186 transitions, 2883 flow [2023-08-30 23:12:27,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 100.66666666666667) internal successors, (604), 6 states have internal predecessors, (604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:27,679 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:27,679 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:27,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-30 23:12:27,679 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:27,679 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:27,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1801245513, now seen corresponding path program 3 times [2023-08-30 23:12:27,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:27,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831561636] [2023-08-30 23:12:27,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:27,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:27,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:27,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:27,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831561636] [2023-08-30 23:12:27,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831561636] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:27,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:27,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-30 23:12:27,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019379938] [2023-08-30 23:12:27,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:27,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-30 23:12:27,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:27,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-30 23:12:27,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-08-30 23:12:27,941 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 235 [2023-08-30 23:12:27,941 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 186 transitions, 2883 flow. Second operand has 6 states, 6 states have (on average 111.5) internal successors, (669), 6 states have internal predecessors, (669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:27,942 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:27,942 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 235 [2023-08-30 23:12:27,942 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:29,459 INFO L130 PetriNetUnfolder]: 9764/14075 cut-off events. [2023-08-30 23:12:29,459 INFO L131 PetriNetUnfolder]: For 144975/146285 co-relation queries the response was YES. [2023-08-30 23:12:29,493 INFO L83 FinitePrefix]: Finished finitePrefix Result has 92190 conditions, 14075 events. 9764/14075 cut-off events. For 144975/146285 co-relation queries the response was YES. Maximal size of possible extension queue 605. Compared 80266 event pairs, 1316 based on Foata normal form. 396/14336 useless extension candidates. Maximal degree in co-relation 92150. Up to 9411 conditions per place. [2023-08-30 23:12:29,543 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 128 selfloop transitions, 68 changer transitions 0/240 dead transitions. [2023-08-30 23:12:29,544 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 240 transitions, 3876 flow [2023-08-30 23:12:29,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-30 23:12:29,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-30 23:12:29,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 606 transitions. [2023-08-30 23:12:29,558 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5157446808510638 [2023-08-30 23:12:29,558 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 606 transitions. [2023-08-30 23:12:29,558 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 606 transitions. [2023-08-30 23:12:29,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:29,558 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 606 transitions. [2023-08-30 23:12:29,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 121.2) internal successors, (606), 5 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:29,561 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:29,561 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:29,561 INFO L175 Difference]: Start difference. First operand has 80 places, 186 transitions, 2883 flow. Second operand 5 states and 606 transitions. [2023-08-30 23:12:29,561 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 240 transitions, 3876 flow [2023-08-30 23:12:29,951 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 240 transitions, 3605 flow, removed 102 selfloop flow, removed 2 redundant places. [2023-08-30 23:12:29,954 INFO L231 Difference]: Finished difference. Result has 84 places, 205 transitions, 3215 flow [2023-08-30 23:12:29,955 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=2672, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=186, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=3215, PETRI_PLACES=84, PETRI_TRANSITIONS=205} [2023-08-30 23:12:29,955 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 42 predicate places. [2023-08-30 23:12:29,955 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 205 transitions, 3215 flow [2023-08-30 23:12:29,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 111.5) internal successors, (669), 6 states have internal predecessors, (669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:29,956 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:29,956 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:29,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-30 23:12:29,956 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:29,956 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:29,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1078781597, now seen corresponding path program 1 times [2023-08-30 23:12:29,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:29,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932560200] [2023-08-30 23:12:29,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:29,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:30,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:30,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:30,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932560200] [2023-08-30 23:12:30,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932560200] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:30,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:30,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-30 23:12:30,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033805801] [2023-08-30 23:12:30,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:30,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-30 23:12:30,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:30,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-30 23:12:30,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-08-30 23:12:30,252 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 235 [2023-08-30 23:12:30,253 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 205 transitions, 3215 flow. Second operand has 6 states, 6 states have (on average 113.5) internal successors, (681), 6 states have internal predecessors, (681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:30,253 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:30,253 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 235 [2023-08-30 23:12:30,253 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:32,062 INFO L130 PetriNetUnfolder]: 11340/16303 cut-off events. [2023-08-30 23:12:32,062 INFO L131 PetriNetUnfolder]: For 181344/183634 co-relation queries the response was YES. [2023-08-30 23:12:32,102 INFO L83 FinitePrefix]: Finished finitePrefix Result has 108563 conditions, 16303 events. 11340/16303 cut-off events. For 181344/183634 co-relation queries the response was YES. Maximal size of possible extension queue 743. Compared 96184 event pairs, 1538 based on Foata normal form. 857/16845 useless extension candidates. Maximal degree in co-relation 108520. Up to 8593 conditions per place. [2023-08-30 23:12:32,159 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 131 selfloop transitions, 73 changer transitions 0/248 dead transitions. [2023-08-30 23:12:32,160 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 248 transitions, 4094 flow [2023-08-30 23:12:32,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-30 23:12:32,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-30 23:12:32,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 607 transitions. [2023-08-30 23:12:32,162 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.516595744680851 [2023-08-30 23:12:32,162 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 607 transitions. [2023-08-30 23:12:32,162 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 607 transitions. [2023-08-30 23:12:32,162 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:32,162 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 607 transitions. [2023-08-30 23:12:32,163 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 121.4) internal successors, (607), 5 states have internal predecessors, (607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:32,165 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:32,165 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:32,165 INFO L175 Difference]: Start difference. First operand has 84 places, 205 transitions, 3215 flow. Second operand 5 states and 607 transitions. [2023-08-30 23:12:32,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 248 transitions, 4094 flow [2023-08-30 23:12:32,459 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 248 transitions, 4030 flow, removed 14 selfloop flow, removed 1 redundant places. [2023-08-30 23:12:32,462 INFO L231 Difference]: Finished difference. Result has 88 places, 213 transitions, 3541 flow [2023-08-30 23:12:32,462 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=3151, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=205, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=65, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=132, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=3541, PETRI_PLACES=88, PETRI_TRANSITIONS=213} [2023-08-30 23:12:32,463 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 46 predicate places. [2023-08-30 23:12:32,463 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 213 transitions, 3541 flow [2023-08-30 23:12:32,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 113.5) internal successors, (681), 6 states have internal predecessors, (681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:32,463 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:32,463 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:32,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-30 23:12:32,464 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:32,464 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:32,464 INFO L85 PathProgramCache]: Analyzing trace with hash -167702092, now seen corresponding path program 1 times [2023-08-30 23:12:32,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:32,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357145086] [2023-08-30 23:12:32,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:32,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:32,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:32,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357145086] [2023-08-30 23:12:32,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357145086] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:32,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:32,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-30 23:12:32,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740324753] [2023-08-30 23:12:32,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:32,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-30 23:12:32,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:32,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-30 23:12:32,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-08-30 23:12:32,940 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 235 [2023-08-30 23:12:32,941 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 213 transitions, 3541 flow. Second operand has 6 states, 6 states have (on average 101.83333333333333) internal successors, (611), 6 states have internal predecessors, (611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:32,941 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:32,941 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 235 [2023-08-30 23:12:32,941 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:35,468 INFO L130 PetriNetUnfolder]: 17131/23504 cut-off events. [2023-08-30 23:12:35,469 INFO L131 PetriNetUnfolder]: For 223967/223967 co-relation queries the response was YES. [2023-08-30 23:12:35,559 INFO L83 FinitePrefix]: Finished finitePrefix Result has 153101 conditions, 23504 events. 17131/23504 cut-off events. For 223967/223967 co-relation queries the response was YES. Maximal size of possible extension queue 844. Compared 126700 event pairs, 2167 based on Foata normal form. 128/23632 useless extension candidates. Maximal degree in co-relation 153056. Up to 17132 conditions per place. [2023-08-30 23:12:35,661 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 216 selfloop transitions, 148 changer transitions 0/364 dead transitions. [2023-08-30 23:12:35,661 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 364 transitions, 6153 flow [2023-08-30 23:12:35,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-08-30 23:12:35,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-08-30 23:12:35,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 807 transitions. [2023-08-30 23:12:35,664 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4905775075987842 [2023-08-30 23:12:35,666 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 807 transitions. [2023-08-30 23:12:35,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 807 transitions. [2023-08-30 23:12:35,667 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:35,667 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 807 transitions. [2023-08-30 23:12:35,668 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 115.28571428571429) internal successors, (807), 7 states have internal predecessors, (807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:35,669 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:35,670 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:35,670 INFO L175 Difference]: Start difference. First operand has 88 places, 213 transitions, 3541 flow. Second operand 7 states and 807 transitions. [2023-08-30 23:12:35,670 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 364 transitions, 6153 flow [2023-08-30 23:12:36,290 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 364 transitions, 6047 flow, removed 35 selfloop flow, removed 3 redundant places. [2023-08-30 23:12:36,295 INFO L231 Difference]: Finished difference. Result has 93 places, 270 transitions, 4989 flow [2023-08-30 23:12:36,295 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=3471, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=213, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=98, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=4989, PETRI_PLACES=93, PETRI_TRANSITIONS=270} [2023-08-30 23:12:36,296 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 51 predicate places. [2023-08-30 23:12:36,296 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 270 transitions, 4989 flow [2023-08-30 23:12:36,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 101.83333333333333) internal successors, (611), 6 states have internal predecessors, (611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:36,296 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:36,297 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:36,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-30 23:12:36,297 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:36,297 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:36,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1210937126, now seen corresponding path program 2 times [2023-08-30 23:12:36,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:36,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996602614] [2023-08-30 23:12:36,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:36,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:36,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:37,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:37,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:37,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996602614] [2023-08-30 23:12:37,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996602614] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:37,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:37,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-30 23:12:37,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521151050] [2023-08-30 23:12:37,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:37,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-08-30 23:12:37,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:37,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-08-30 23:12:37,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-08-30 23:12:37,501 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 235 [2023-08-30 23:12:37,502 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 270 transitions, 4989 flow. Second operand has 8 states, 8 states have (on average 99.125) internal successors, (793), 8 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:37,502 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:37,502 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 235 [2023-08-30 23:12:37,502 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:40,086 INFO L130 PetriNetUnfolder]: 17475/24016 cut-off events. [2023-08-30 23:12:40,086 INFO L131 PetriNetUnfolder]: For 228633/228633 co-relation queries the response was YES. [2023-08-30 23:12:40,168 INFO L83 FinitePrefix]: Finished finitePrefix Result has 162978 conditions, 24016 events. 17475/24016 cut-off events. For 228633/228633 co-relation queries the response was YES. Maximal size of possible extension queue 872. Compared 131115 event pairs, 1541 based on Foata normal form. 64/24080 useless extension candidates. Maximal degree in co-relation 162932. Up to 12537 conditions per place. [2023-08-30 23:12:40,261 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 165 selfloop transitions, 191 changer transitions 0/356 dead transitions. [2023-08-30 23:12:40,261 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 356 transitions, 6489 flow [2023-08-30 23:12:40,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-08-30 23:12:40,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-08-30 23:12:40,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 793 transitions. [2023-08-30 23:12:40,264 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48206686930091186 [2023-08-30 23:12:40,264 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 793 transitions. [2023-08-30 23:12:40,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 793 transitions. [2023-08-30 23:12:40,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:40,264 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 793 transitions. [2023-08-30 23:12:40,265 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 113.28571428571429) internal successors, (793), 7 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:40,267 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:40,267 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:40,267 INFO L175 Difference]: Start difference. First operand has 93 places, 270 transitions, 4989 flow. Second operand 7 states and 793 transitions. [2023-08-30 23:12:40,267 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 356 transitions, 6489 flow [2023-08-30 23:12:40,739 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 356 transitions, 6300 flow, removed 36 selfloop flow, removed 3 redundant places. [2023-08-30 23:12:40,744 INFO L231 Difference]: Finished difference. Result has 99 places, 289 transitions, 5822 flow [2023-08-30 23:12:40,744 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=4800, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=172, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=5822, PETRI_PLACES=99, PETRI_TRANSITIONS=289} [2023-08-30 23:12:40,745 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 57 predicate places. [2023-08-30 23:12:40,745 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 289 transitions, 5822 flow [2023-08-30 23:12:40,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 99.125) internal successors, (793), 8 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:40,745 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:40,746 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:40,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-30 23:12:40,746 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:40,746 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:40,746 INFO L85 PathProgramCache]: Analyzing trace with hash -4039370, now seen corresponding path program 3 times [2023-08-30 23:12:40,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:40,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605961485] [2023-08-30 23:12:40,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:40,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:41,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:41,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:41,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605961485] [2023-08-30 23:12:41,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605961485] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:41,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:41,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-30 23:12:41,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429109849] [2023-08-30 23:12:41,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:41,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-08-30 23:12:41,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:41,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-08-30 23:12:41,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-08-30 23:12:41,518 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 235 [2023-08-30 23:12:41,518 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 289 transitions, 5822 flow. Second operand has 7 states, 7 states have (on average 112.28571428571429) internal successors, (786), 7 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:41,518 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:41,518 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 235 [2023-08-30 23:12:41,518 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:43,724 INFO L130 PetriNetUnfolder]: 13320/19393 cut-off events. [2023-08-30 23:12:43,724 INFO L131 PetriNetUnfolder]: For 307350/309761 co-relation queries the response was YES. [2023-08-30 23:12:43,805 INFO L83 FinitePrefix]: Finished finitePrefix Result has 155650 conditions, 19393 events. 13320/19393 cut-off events. For 307350/309761 co-relation queries the response was YES. Maximal size of possible extension queue 916. Compared 120779 event pairs, 1755 based on Foata normal form. 647/19360 useless extension candidates. Maximal degree in co-relation 155600. Up to 12754 conditions per place. [2023-08-30 23:12:43,894 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 196 selfloop transitions, 76 changer transitions 0/332 dead transitions. [2023-08-30 23:12:43,895 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 332 transitions, 6797 flow [2023-08-30 23:12:43,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-30 23:12:43,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-30 23:12:43,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 612 transitions. [2023-08-30 23:12:43,896 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5208510638297872 [2023-08-30 23:12:43,897 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 612 transitions. [2023-08-30 23:12:43,897 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 612 transitions. [2023-08-30 23:12:43,897 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:43,897 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 612 transitions. [2023-08-30 23:12:43,898 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 122.4) internal successors, (612), 5 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:43,899 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:43,900 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:43,900 INFO L175 Difference]: Start difference. First operand has 99 places, 289 transitions, 5822 flow. Second operand 5 states and 612 transitions. [2023-08-30 23:12:43,900 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 332 transitions, 6797 flow [2023-08-30 23:12:45,032 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 332 transitions, 6652 flow, removed 13 selfloop flow, removed 3 redundant places. [2023-08-30 23:12:45,036 INFO L231 Difference]: Finished difference. Result has 101 places, 294 transitions, 6006 flow [2023-08-30 23:12:45,037 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=5679, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=71, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=6006, PETRI_PLACES=101, PETRI_TRANSITIONS=294} [2023-08-30 23:12:45,037 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 59 predicate places. [2023-08-30 23:12:45,037 INFO L495 AbstractCegarLoop]: Abstraction has has 101 places, 294 transitions, 6006 flow [2023-08-30 23:12:45,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 112.28571428571429) internal successors, (786), 7 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:45,038 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:45,038 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:45,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-30 23:12:45,038 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:45,038 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:45,038 INFO L85 PathProgramCache]: Analyzing trace with hash -165828142, now seen corresponding path program 4 times [2023-08-30 23:12:45,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:45,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288831528] [2023-08-30 23:12:45,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:45,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:45,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:45,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:45,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288831528] [2023-08-30 23:12:45,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288831528] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:45,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:45,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-30 23:12:45,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863184598] [2023-08-30 23:12:45,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:45,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-30 23:12:45,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:45,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-30 23:12:45,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-08-30 23:12:45,751 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 235 [2023-08-30 23:12:45,752 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 294 transitions, 6006 flow. Second operand has 6 states, 6 states have (on average 100.83333333333333) internal successors, (605), 6 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:45,752 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:45,752 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 235 [2023-08-30 23:12:45,752 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:49,869 INFO L130 PetriNetUnfolder]: 21521/29924 cut-off events. [2023-08-30 23:12:49,869 INFO L131 PetriNetUnfolder]: For 381935/381935 co-relation queries the response was YES. [2023-08-30 23:12:50,319 INFO L83 FinitePrefix]: Finished finitePrefix Result has 213335 conditions, 29924 events. 21521/29924 cut-off events. For 381935/381935 co-relation queries the response was YES. Maximal size of possible extension queue 1097. Compared 173644 event pairs, 1609 based on Foata normal form. 264/30188 useless extension candidates. Maximal degree in co-relation 213283. Up to 12545 conditions per place. [2023-08-30 23:12:50,437 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 212 selfloop transitions, 234 changer transitions 0/446 dead transitions. [2023-08-30 23:12:50,437 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 446 transitions, 9146 flow [2023-08-30 23:12:50,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-08-30 23:12:50,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-08-30 23:12:50,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 786 transitions. [2023-08-30 23:12:50,446 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4778115501519757 [2023-08-30 23:12:50,447 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 786 transitions. [2023-08-30 23:12:50,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 786 transitions. [2023-08-30 23:12:50,447 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:50,447 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 786 transitions. [2023-08-30 23:12:50,448 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 112.28571428571429) internal successors, (786), 7 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:50,450 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:50,450 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:50,451 INFO L175 Difference]: Start difference. First operand has 101 places, 294 transitions, 6006 flow. Second operand 7 states and 786 transitions. [2023-08-30 23:12:50,451 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 446 transitions, 9146 flow [2023-08-30 23:12:51,704 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 446 transitions, 9001 flow, removed 13 selfloop flow, removed 3 redundant places. [2023-08-30 23:12:51,711 INFO L231 Difference]: Finished difference. Result has 109 places, 369 transitions, 8330 flow [2023-08-30 23:12:51,712 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=5881, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=162, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=8330, PETRI_PLACES=109, PETRI_TRANSITIONS=369} [2023-08-30 23:12:51,712 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 67 predicate places. [2023-08-30 23:12:51,712 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 369 transitions, 8330 flow [2023-08-30 23:12:51,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 100.83333333333333) internal successors, (605), 6 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:51,713 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:51,713 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:51,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-30 23:12:51,713 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:51,713 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:51,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1782384452, now seen corresponding path program 1 times [2023-08-30 23:12:51,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:51,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388725684] [2023-08-30 23:12:51,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:51,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:51,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:51,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:51,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388725684] [2023-08-30 23:12:51,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388725684] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:51,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:51,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-30 23:12:51,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600213814] [2023-08-30 23:12:51,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:51,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-30 23:12:51,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:51,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-30 23:12:51,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-30 23:12:51,840 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 235 [2023-08-30 23:12:51,840 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 369 transitions, 8330 flow. Second operand has 4 states, 4 states have (on average 108.75) internal successors, (435), 4 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:51,840 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:51,840 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 235 [2023-08-30 23:12:51,840 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:53,008 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][346], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 154#true, Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), P2Thread1of1ForFork1InUse, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 68#L3true, 204#true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 146#true, Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 115#L752true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-08-30 23:12:53,011 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2023-08-30 23:12:53,011 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-08-30 23:12:53,011 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-08-30 23:12:53,011 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-08-30 23:12:53,140 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][115], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 154#true, Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 39#L820true, Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, 287#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-08-30 23:12:53,140 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,140 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,141 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,141 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,141 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][496], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 154#true, Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), 20#L827true, Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), P2Thread1of1ForFork1InUse, 50#L767true, 84#P0EXITtrue, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, 287#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-08-30 23:12:53,141 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,141 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,141 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,141 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,203 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][159], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), P2Thread1of1ForFork1InUse, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), P0Thread1of1ForFork2InUse, 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, 115#L752true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-08-30 23:12:53,218 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is not cut-off event [2023-08-30 23:12:53,218 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-08-30 23:12:53,218 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-08-30 23:12:53,218 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-08-30 23:12:53,246 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 154#true, Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 84#P0EXITtrue, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), P0Thread1of1ForFork2InUse, 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-08-30 23:12:53,247 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,247 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,247 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,247 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,247 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][495], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 154#true, Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), 20#L827true, Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), P2Thread1of1ForFork1InUse, 84#P0EXITtrue, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-08-30 23:12:53,247 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,247 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,248 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,248 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:53,685 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([383] L797-->L804: Formula: (let ((.cse3 (not (= (mod v_~y$w_buff0_used~0_87 256) 0))) (.cse4 (not (= (mod v_~y$r_buff1_thd3~0_16 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd3~0_25 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_88 256) 0)))) (.cse2 (and (not (= (mod v_~y$w_buff1_used~0_83 256) 0)) .cse4)) (.cse1 (and .cse5 .cse3))) (and (= (ite .cse0 0 v_~y$w_buff0_used~0_88) v_~y$w_buff0_used~0_87) (= v_~y$r_buff0_thd3~0_24 (ite .cse1 0 v_~y$r_buff0_thd3~0_25)) (= v_~y~0_53 (ite .cse0 v_~y$w_buff0~0_29 (ite .cse2 v_~y$w_buff1~0_28 v_~y~0_54))) (= v_~y$w_buff1_used~0_82 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_83)) (= (ite (or (and (not (= (mod v_~y$r_buff0_thd3~0_24 256) 0)) .cse3) (and .cse4 (not (= (mod v_~y$w_buff1_used~0_82 256) 0)))) 0 v_~y$r_buff1_thd3~0_16) v_~y$r_buff1_thd3~0_15)))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_16, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_88, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_25, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_54, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_83} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_15, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_87, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_24, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_53, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_82} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$r_buff0_thd3~0, ~y~0, ~y$w_buff1_used~0][501], [Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 107#L804true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), 84#P0EXITtrue, 50#L767true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), P2Thread1of1ForFork1InUse, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 39#L820true, Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), 248#true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-08-30 23:12:53,685 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:12:53,685 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:53,685 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:53,686 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:53,686 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, 63#L797true, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), P2Thread1of1ForFork1InUse, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), P0Thread1of1ForFork2InUse, 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 39#L820true, Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), 248#true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-08-30 23:12:53,686 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:12:53,686 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:53,686 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:53,686 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:53,687 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][495], [Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), 20#L827true, Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, 63#L797true, P3Thread1of1ForFork3InUse, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), 84#P0EXITtrue, 50#L767true, P2Thread1of1ForFork1InUse, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), 248#true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-08-30 23:12:53,687 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:12:53,687 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:53,688 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:53,688 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:54,856 INFO L130 PetriNetUnfolder]: 13764/20080 cut-off events. [2023-08-30 23:12:54,856 INFO L131 PetriNetUnfolder]: For 688345/708240 co-relation queries the response was YES. [2023-08-30 23:12:54,931 INFO L83 FinitePrefix]: Finished finitePrefix Result has 172209 conditions, 20080 events. 13764/20080 cut-off events. For 688345/708240 co-relation queries the response was YES. Maximal size of possible extension queue 1223. Compared 132418 event pairs, 1760 based on Foata normal form. 7015/26153 useless extension candidates. Maximal degree in co-relation 172152. Up to 11761 conditions per place. [2023-08-30 23:12:55,015 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 637 selfloop transitions, 10 changer transitions 36/777 dead transitions. [2023-08-30 23:12:55,016 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 777 transitions, 19852 flow [2023-08-30 23:12:55,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-30 23:12:55,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-30 23:12:55,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 589 transitions. [2023-08-30 23:12:55,023 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5012765957446809 [2023-08-30 23:12:55,023 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 589 transitions. [2023-08-30 23:12:55,023 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 589 transitions. [2023-08-30 23:12:55,024 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:55,024 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 589 transitions. [2023-08-30 23:12:55,025 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 117.8) internal successors, (589), 5 states have internal predecessors, (589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:55,026 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:55,027 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:55,027 INFO L175 Difference]: Start difference. First operand has 109 places, 369 transitions, 8330 flow. Second operand 5 states and 589 transitions. [2023-08-30 23:12:55,027 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 777 transitions, 19852 flow [2023-08-30 23:12:55,779 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 777 transitions, 19641 flow, removed 105 selfloop flow, removed 1 redundant places. [2023-08-30 23:12:55,788 INFO L231 Difference]: Finished difference. Result has 115 places, 355 transitions, 7917 flow [2023-08-30 23:12:55,788 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=7734, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=346, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=340, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=7917, PETRI_PLACES=115, PETRI_TRANSITIONS=355} [2023-08-30 23:12:55,789 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 73 predicate places. [2023-08-30 23:12:55,789 INFO L495 AbstractCegarLoop]: Abstraction has has 115 places, 355 transitions, 7917 flow [2023-08-30 23:12:55,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 108.75) internal successors, (435), 4 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:55,789 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:55,789 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:12:55,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-30 23:12:55,790 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:55,790 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:55,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1709016318, now seen corresponding path program 1 times [2023-08-30 23:12:55,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:55,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740396043] [2023-08-30 23:12:55,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:55,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:55,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:55,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:55,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740396043] [2023-08-30 23:12:55,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740396043] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:55,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:55,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-30 23:12:55,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145356134] [2023-08-30 23:12:55,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:55,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-30 23:12:55,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:55,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-30 23:12:55,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-08-30 23:12:55,965 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 235 [2023-08-30 23:12:55,965 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 355 transitions, 7917 flow. Second operand has 5 states, 5 states have (on average 108.2) internal successors, (541), 5 states have internal predecessors, (541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:55,966 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:55,966 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 235 [2023-08-30 23:12:55,966 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:12:57,109 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][346], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 204#true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 146#true, Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), 303#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 115#L752true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,109 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2023-08-30 23:12:57,109 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-08-30 23:12:57,109 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-08-30 23:12:57,109 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-08-30 23:12:57,204 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, 287#true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,205 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,205 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,205 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,205 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,205 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][500], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, 287#true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,206 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,206 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,206 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,206 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,261 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][160], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), 303#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 115#L752true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,261 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is not cut-off event [2023-08-30 23:12:57,261 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-08-30 23:12:57,261 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-08-30 23:12:57,261 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-08-30 23:12:57,278 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,278 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,278 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,278 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,278 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,279 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][500], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), 50#L767true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,279 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,279 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,279 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,279 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-08-30 23:12:57,669 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([383] L797-->L804: Formula: (let ((.cse3 (not (= (mod v_~y$w_buff0_used~0_87 256) 0))) (.cse4 (not (= (mod v_~y$r_buff1_thd3~0_16 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd3~0_25 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_88 256) 0)))) (.cse2 (and (not (= (mod v_~y$w_buff1_used~0_83 256) 0)) .cse4)) (.cse1 (and .cse5 .cse3))) (and (= (ite .cse0 0 v_~y$w_buff0_used~0_88) v_~y$w_buff0_used~0_87) (= v_~y$r_buff0_thd3~0_24 (ite .cse1 0 v_~y$r_buff0_thd3~0_25)) (= v_~y~0_53 (ite .cse0 v_~y$w_buff0~0_29 (ite .cse2 v_~y$w_buff1~0_28 v_~y~0_54))) (= v_~y$w_buff1_used~0_82 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_83)) (= (ite (or (and (not (= (mod v_~y$r_buff0_thd3~0_24 256) 0)) .cse3) (and .cse4 (not (= (mod v_~y$w_buff1_used~0_82 256) 0)))) 0 v_~y$r_buff1_thd3~0_16) v_~y$r_buff1_thd3~0_15)))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_16, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_88, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_25, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_54, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_83} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_15, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_87, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_24, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_53, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_82} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$r_buff0_thd3~0, ~y~0, ~y$w_buff1_used~0][492], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 107#L804true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), 50#L767true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, 287#true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,670 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,670 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,670 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,670 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,670 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 63#L797true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, 287#true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,671 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,671 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,671 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,671 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,671 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][500], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 63#L797true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, 287#true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,672 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,672 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,672 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,672 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,754 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([383] L797-->L804: Formula: (let ((.cse3 (not (= (mod v_~y$w_buff0_used~0_87 256) 0))) (.cse4 (not (= (mod v_~y$r_buff1_thd3~0_16 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd3~0_25 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_88 256) 0)))) (.cse2 (and (not (= (mod v_~y$w_buff1_used~0_83 256) 0)) .cse4)) (.cse1 (and .cse5 .cse3))) (and (= (ite .cse0 0 v_~y$w_buff0_used~0_88) v_~y$w_buff0_used~0_87) (= v_~y$r_buff0_thd3~0_24 (ite .cse1 0 v_~y$r_buff0_thd3~0_25)) (= v_~y~0_53 (ite .cse0 v_~y$w_buff0~0_29 (ite .cse2 v_~y$w_buff1~0_28 v_~y~0_54))) (= v_~y$w_buff1_used~0_82 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_83)) (= (ite (or (and (not (= (mod v_~y$r_buff0_thd3~0_24 256) 0)) .cse3) (and .cse4 (not (= (mod v_~y$w_buff1_used~0_82 256) 0)))) 0 v_~y$r_buff1_thd3~0_16) v_~y$r_buff1_thd3~0_15)))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_16, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_88, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_25, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_54, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_83} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_15, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_87, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_24, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_53, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_82} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$r_buff0_thd3~0, ~y~0, ~y$w_buff1_used~0][492], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 107#L804true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,755 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,755 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,755 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,755 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,756 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 63#L797true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,756 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,756 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,756 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,756 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,757 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][500], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 63#L797true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:12:57,757 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,757 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,757 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:57,757 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:12:58,727 INFO L130 PetriNetUnfolder]: 10794/16013 cut-off events. [2023-08-30 23:12:58,727 INFO L131 PetriNetUnfolder]: For 613737/634588 co-relation queries the response was YES. [2023-08-30 23:12:58,778 INFO L83 FinitePrefix]: Finished finitePrefix Result has 143016 conditions, 16013 events. 10794/16013 cut-off events. For 613737/634588 co-relation queries the response was YES. Maximal size of possible extension queue 983. Compared 106127 event pairs, 579 based on Foata normal form. 6550/21888 useless extension candidates. Maximal degree in co-relation 142955. Up to 8115 conditions per place. [2023-08-30 23:12:58,831 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 723 selfloop transitions, 19 changer transitions 67/900 dead transitions. [2023-08-30 23:12:58,831 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 900 transitions, 22929 flow [2023-08-30 23:12:58,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-08-30 23:12:58,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-08-30 23:12:58,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 826 transitions. [2023-08-30 23:12:58,847 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.502127659574468 [2023-08-30 23:12:58,847 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 826 transitions. [2023-08-30 23:12:58,847 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 826 transitions. [2023-08-30 23:12:58,848 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:12:58,848 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 826 transitions. [2023-08-30 23:12:58,853 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 118.0) internal successors, (826), 7 states have internal predecessors, (826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:58,855 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:58,855 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:58,855 INFO L175 Difference]: Start difference. First operand has 115 places, 355 transitions, 7917 flow. Second operand 7 states and 826 transitions. [2023-08-30 23:12:58,855 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 900 transitions, 22929 flow [2023-08-30 23:12:59,312 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 900 transitions, 22784 flow, removed 70 selfloop flow, removed 1 redundant places. [2023-08-30 23:12:59,321 INFO L231 Difference]: Finished difference. Result has 123 places, 316 transitions, 6919 flow [2023-08-30 23:12:59,321 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=6717, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=292, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=6919, PETRI_PLACES=123, PETRI_TRANSITIONS=316} [2023-08-30 23:12:59,322 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 81 predicate places. [2023-08-30 23:12:59,322 INFO L495 AbstractCegarLoop]: Abstraction has has 123 places, 316 transitions, 6919 flow [2023-08-30 23:12:59,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 108.2) internal successors, (541), 5 states have internal predecessors, (541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:59,322 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:12:59,322 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] [2023-08-30 23:12:59,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-30 23:12:59,322 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:12:59,323 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:12:59,323 INFO L85 PathProgramCache]: Analyzing trace with hash 709768671, now seen corresponding path program 1 times [2023-08-30 23:12:59,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:12:59,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320085362] [2023-08-30 23:12:59,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:12:59,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:12:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:12:59,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:12:59,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:12:59,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320085362] [2023-08-30 23:12:59,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320085362] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:12:59,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:12:59,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-30 23:12:59,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703987671] [2023-08-30 23:12:59,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:12:59,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-30 23:12:59,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:12:59,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-30 23:12:59,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-08-30 23:12:59,662 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 235 [2023-08-30 23:12:59,662 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 316 transitions, 6919 flow. Second operand has 4 states, 4 states have (on average 105.0) internal successors, (420), 4 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:12:59,662 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:12:59,662 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 235 [2023-08-30 23:12:59,663 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:13:03,748 INFO L130 PetriNetUnfolder]: 18365/27298 cut-off events. [2023-08-30 23:13:03,748 INFO L131 PetriNetUnfolder]: For 579806/580563 co-relation queries the response was YES. [2023-08-30 23:13:04,096 INFO L83 FinitePrefix]: Finished finitePrefix Result has 242941 conditions, 27298 events. 18365/27298 cut-off events. For 579806/580563 co-relation queries the response was YES. Maximal size of possible extension queue 1237. Compared 182571 event pairs, 3625 based on Foata normal form. 646/27905 useless extension candidates. Maximal degree in co-relation 242876. Up to 13749 conditions per place. [2023-08-30 23:13:04,151 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 197 selfloop transitions, 111 changer transitions 197/511 dead transitions. [2023-08-30 23:13:04,151 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 511 transitions, 11608 flow [2023-08-30 23:13:04,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-30 23:13:04,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-30 23:13:04,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 467 transitions. [2023-08-30 23:13:04,153 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4968085106382979 [2023-08-30 23:13:04,153 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 467 transitions. [2023-08-30 23:13:04,153 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 467 transitions. [2023-08-30 23:13:04,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:13:04,153 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 467 transitions. [2023-08-30 23:13:04,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 116.75) internal successors, (467), 4 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:04,155 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:04,155 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:04,156 INFO L175 Difference]: Start difference. First operand has 123 places, 316 transitions, 6919 flow. Second operand 4 states and 467 transitions. [2023-08-30 23:13:04,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 511 transitions, 11608 flow [2023-08-30 23:13:06,970 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 511 transitions, 11473 flow, removed 47 selfloop flow, removed 3 redundant places. [2023-08-30 23:13:06,976 INFO L231 Difference]: Finished difference. Result has 126 places, 259 transitions, 6045 flow [2023-08-30 23:13:06,976 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=6869, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=316, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=92, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=206, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=6045, PETRI_PLACES=126, PETRI_TRANSITIONS=259} [2023-08-30 23:13:06,977 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 84 predicate places. [2023-08-30 23:13:06,977 INFO L495 AbstractCegarLoop]: Abstraction has has 126 places, 259 transitions, 6045 flow [2023-08-30 23:13:06,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 105.0) internal successors, (420), 4 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:06,986 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:13:06,986 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] [2023-08-30 23:13:06,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-08-30 23:13:06,987 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:13:06,987 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:13:06,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1859521447, now seen corresponding path program 1 times [2023-08-30 23:13:06,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:13:06,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624784466] [2023-08-30 23:13:06,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:13:06,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:13:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:13:07,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:13:07,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:13:07,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624784466] [2023-08-30 23:13:07,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624784466] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:13:07,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:13:07,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-30 23:13:07,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056327895] [2023-08-30 23:13:07,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:13:07,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-30 23:13:07,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:13:07,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-30 23:13:07,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-08-30 23:13:07,283 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 235 [2023-08-30 23:13:07,283 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 259 transitions, 6045 flow. Second operand has 6 states, 6 states have (on average 108.0) internal successors, (648), 6 states have internal predecessors, (648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:07,284 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:13:07,284 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 235 [2023-08-30 23:13:07,284 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:13:08,606 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([383] L797-->L804: Formula: (let ((.cse3 (not (= (mod v_~y$w_buff0_used~0_87 256) 0))) (.cse4 (not (= (mod v_~y$r_buff1_thd3~0_16 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd3~0_25 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_88 256) 0)))) (.cse2 (and (not (= (mod v_~y$w_buff1_used~0_83 256) 0)) .cse4)) (.cse1 (and .cse5 .cse3))) (and (= (ite .cse0 0 v_~y$w_buff0_used~0_88) v_~y$w_buff0_used~0_87) (= v_~y$r_buff0_thd3~0_24 (ite .cse1 0 v_~y$r_buff0_thd3~0_25)) (= v_~y~0_53 (ite .cse0 v_~y$w_buff0~0_29 (ite .cse2 v_~y$w_buff1~0_28 v_~y~0_54))) (= v_~y$w_buff1_used~0_82 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_83)) (= (ite (or (and (not (= (mod v_~y$r_buff0_thd3~0_24 256) 0)) .cse3) (and .cse4 (not (= (mod v_~y$w_buff1_used~0_82 256) 0)))) 0 v_~y$r_buff1_thd3~0_16) v_~y$r_buff1_thd3~0_15)))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_16, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_88, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_25, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_54, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_83} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_15, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_87, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_24, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_53, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_82} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$r_buff0_thd3~0, ~y~0, ~y$w_buff1_used~0][401], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 312#(= ~x~0 1), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 107#L804true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), 50#L767true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:08,607 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,607 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,607 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,607 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,607 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][309], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 312#(= ~x~0 1), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 63#L797true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:08,608 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,608 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,608 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,608 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,608 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][410], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 312#(= ~x~0 1), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 63#L797true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), 50#L767true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:08,608 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,609 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,609 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,609 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,656 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([383] L797-->L804: Formula: (let ((.cse3 (not (= (mod v_~y$w_buff0_used~0_87 256) 0))) (.cse4 (not (= (mod v_~y$r_buff1_thd3~0_16 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd3~0_25 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_88 256) 0)))) (.cse2 (and (not (= (mod v_~y$w_buff1_used~0_83 256) 0)) .cse4)) (.cse1 (and .cse5 .cse3))) (and (= (ite .cse0 0 v_~y$w_buff0_used~0_88) v_~y$w_buff0_used~0_87) (= v_~y$r_buff0_thd3~0_24 (ite .cse1 0 v_~y$r_buff0_thd3~0_25)) (= v_~y~0_53 (ite .cse0 v_~y$w_buff0~0_29 (ite .cse2 v_~y$w_buff1~0_28 v_~y~0_54))) (= v_~y$w_buff1_used~0_82 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_83)) (= (ite (or (and (not (= (mod v_~y$r_buff0_thd3~0_24 256) 0)) .cse3) (and .cse4 (not (= (mod v_~y$w_buff1_used~0_82 256) 0)))) 0 v_~y$r_buff1_thd3~0_16) v_~y$r_buff1_thd3~0_15)))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_16, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_88, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_25, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_54, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_83} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_15, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_87, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_24, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_53, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_82} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$r_buff0_thd3~0, ~y~0, ~y$w_buff1_used~0][401], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 312#(= ~x~0 1), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 107#L804true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), 50#L767true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:08,656 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,656 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,657 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,657 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,657 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][309], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 312#(= ~x~0 1), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 63#L797true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:08,657 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,657 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,657 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,657 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,658 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][410], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 312#(= ~x~0 1), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 63#L797true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:08,658 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,658 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,658 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:08,658 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:09,347 INFO L130 PetriNetUnfolder]: 8000/12613 cut-off events. [2023-08-30 23:13:09,348 INFO L131 PetriNetUnfolder]: For 478201/492124 co-relation queries the response was YES. [2023-08-30 23:13:09,390 INFO L83 FinitePrefix]: Finished finitePrefix Result has 116296 conditions, 12613 events. 8000/12613 cut-off events. For 478201/492124 co-relation queries the response was YES. Maximal size of possible extension queue 928. Compared 90831 event pairs, 397 based on Foata normal form. 4790/16919 useless extension candidates. Maximal degree in co-relation 116228. Up to 6438 conditions per place. [2023-08-30 23:13:09,425 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 533 selfloop transitions, 23 changer transitions 107/731 dead transitions. [2023-08-30 23:13:09,425 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 731 transitions, 19377 flow [2023-08-30 23:13:09,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-30 23:13:09,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-30 23:13:09,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1056 transitions. [2023-08-30 23:13:09,428 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49929078014184397 [2023-08-30 23:13:09,428 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1056 transitions. [2023-08-30 23:13:09,428 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1056 transitions. [2023-08-30 23:13:09,428 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:13:09,428 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1056 transitions. [2023-08-30 23:13:09,430 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 117.33333333333333) internal successors, (1056), 9 states have internal predecessors, (1056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:09,431 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 235.0) internal successors, (2350), 10 states have internal predecessors, (2350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:09,432 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 235.0) internal successors, (2350), 10 states have internal predecessors, (2350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:09,432 INFO L175 Difference]: Start difference. First operand has 126 places, 259 transitions, 6045 flow. Second operand 9 states and 1056 transitions. [2023-08-30 23:13:09,432 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 731 transitions, 19377 flow [2023-08-30 23:13:09,972 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 731 transitions, 18586 flow, removed 176 selfloop flow, removed 9 redundant places. [2023-08-30 23:13:09,979 INFO L231 Difference]: Finished difference. Result has 128 places, 225 transitions, 4961 flow [2023-08-30 23:13:09,979 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=4838, PETRI_DIFFERENCE_MINUEND_PLACES=117, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=218, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=199, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=4961, PETRI_PLACES=128, PETRI_TRANSITIONS=225} [2023-08-30 23:13:09,979 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 86 predicate places. [2023-08-30 23:13:09,979 INFO L495 AbstractCegarLoop]: Abstraction has has 128 places, 225 transitions, 4961 flow [2023-08-30 23:13:09,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 108.0) internal successors, (648), 6 states have internal predecessors, (648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:09,980 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:13:09,980 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:13:09,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-08-30 23:13:09,980 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:13:09,981 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:13:09,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1899134610, now seen corresponding path program 1 times [2023-08-30 23:13:09,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:13:09,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653131724] [2023-08-30 23:13:09,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:13:09,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:13:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:13:10,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:13:10,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:13:10,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653131724] [2023-08-30 23:13:10,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653131724] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:13:10,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:13:10,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-30 23:13:10,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206022267] [2023-08-30 23:13:10,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:13:10,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-08-30 23:13:10,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:13:10,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-08-30 23:13:10,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-08-30 23:13:10,144 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 235 [2023-08-30 23:13:10,144 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 128 places, 225 transitions, 4961 flow. Second operand has 7 states, 7 states have (on average 107.85714285714286) internal successors, (755), 7 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:10,144 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:13:10,144 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 235 [2023-08-30 23:13:10,145 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:13:11,312 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][310], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 312#(= ~x~0 1), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 170#true, 63#L797true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 329#(and (<= ~__unbuffered_cnt~0 2) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), Black: 322#(<= ~__unbuffered_cnt~0 2), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 323#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 68#L3true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, 344#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:11,313 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,313 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,313 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,313 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,314 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][410], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 312#(= ~x~0 1), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 170#true, 20#L827true, 63#L797true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 329#(and (<= ~__unbuffered_cnt~0 2) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), Black: 322#(<= ~__unbuffered_cnt~0 2), Black: 323#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 68#L3true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, 344#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:11,314 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,314 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,314 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,314 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,314 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([383] L797-->L804: Formula: (let ((.cse3 (not (= (mod v_~y$w_buff0_used~0_87 256) 0))) (.cse4 (not (= (mod v_~y$r_buff1_thd3~0_16 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd3~0_25 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_88 256) 0)))) (.cse2 (and (not (= (mod v_~y$w_buff1_used~0_83 256) 0)) .cse4)) (.cse1 (and .cse5 .cse3))) (and (= (ite .cse0 0 v_~y$w_buff0_used~0_88) v_~y$w_buff0_used~0_87) (= v_~y$r_buff0_thd3~0_24 (ite .cse1 0 v_~y$r_buff0_thd3~0_25)) (= v_~y~0_53 (ite .cse0 v_~y$w_buff0~0_29 (ite .cse2 v_~y$w_buff1~0_28 v_~y~0_54))) (= v_~y$w_buff1_used~0_82 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_83)) (= (ite (or (and (not (= (mod v_~y$r_buff0_thd3~0_24 256) 0)) .cse3) (and .cse4 (not (= (mod v_~y$w_buff1_used~0_82 256) 0)))) 0 v_~y$r_buff1_thd3~0_16) v_~y$r_buff1_thd3~0_15)))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_16, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_88, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_25, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_54, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_83} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_15, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_87, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_24, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_53, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_82} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$r_buff0_thd3~0, ~y~0, ~y$w_buff1_used~0][401], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 312#(= ~x~0 1), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 170#true, 107#L804true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), Black: 329#(and (<= ~__unbuffered_cnt~0 2) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 322#(<= ~__unbuffered_cnt~0 2), Black: 323#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 68#L3true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, 344#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:11,315 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,315 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,315 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,315 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,366 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][310], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 312#(= ~x~0 1), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 170#true, 63#L797true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 329#(and (<= ~__unbuffered_cnt~0 2) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), Black: 322#(<= ~__unbuffered_cnt~0 2), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 323#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 68#L3true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, 344#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:11,367 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,367 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,367 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,367 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,367 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][410], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 312#(= ~x~0 1), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 170#true, 20#L827true, 63#L797true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 329#(and (<= ~__unbuffered_cnt~0 2) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), Black: 322#(<= ~__unbuffered_cnt~0 2), Black: 323#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 68#L3true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, 344#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:11,367 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,368 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,368 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,368 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,368 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([383] L797-->L804: Formula: (let ((.cse3 (not (= (mod v_~y$w_buff0_used~0_87 256) 0))) (.cse4 (not (= (mod v_~y$r_buff1_thd3~0_16 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd3~0_25 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_88 256) 0)))) (.cse2 (and (not (= (mod v_~y$w_buff1_used~0_83 256) 0)) .cse4)) (.cse1 (and .cse5 .cse3))) (and (= (ite .cse0 0 v_~y$w_buff0_used~0_88) v_~y$w_buff0_used~0_87) (= v_~y$r_buff0_thd3~0_24 (ite .cse1 0 v_~y$r_buff0_thd3~0_25)) (= v_~y~0_53 (ite .cse0 v_~y$w_buff0~0_29 (ite .cse2 v_~y$w_buff1~0_28 v_~y~0_54))) (= v_~y$w_buff1_used~0_82 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_83)) (= (ite (or (and (not (= (mod v_~y$r_buff0_thd3~0_24 256) 0)) .cse3) (and .cse4 (not (= (mod v_~y$w_buff1_used~0_82 256) 0)))) 0 v_~y$r_buff1_thd3~0_16) v_~y$r_buff1_thd3~0_15)))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_16, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_88, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_25, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_54, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_83} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_15, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_87, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_24, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_53, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_82} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$r_buff0_thd3~0, ~y~0, ~y$w_buff1_used~0][401], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 301#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 300#(<= ~__unbuffered_cnt~0 1), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 312#(= ~x~0 1), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 313#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 170#true, 107#L804true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), Black: 329#(and (<= ~__unbuffered_cnt~0 2) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 322#(<= ~__unbuffered_cnt~0 2), Black: 323#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 327#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 68#L3true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, 344#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 310#true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-08-30 23:13:11,368 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,368 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,368 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,369 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-08-30 23:13:11,979 INFO L130 PetriNetUnfolder]: 7843/12370 cut-off events. [2023-08-30 23:13:11,980 INFO L131 PetriNetUnfolder]: For 392951/404710 co-relation queries the response was YES. [2023-08-30 23:13:12,028 INFO L83 FinitePrefix]: Finished finitePrefix Result has 114374 conditions, 12370 events. 7843/12370 cut-off events. For 392951/404710 co-relation queries the response was YES. Maximal size of possible extension queue 928. Compared 89030 event pairs, 375 based on Foata normal form. 3668/15579 useless extension candidates. Maximal degree in co-relation 114307. Up to 6128 conditions per place. [2023-08-30 23:13:12,186 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 452 selfloop transitions, 27 changer transitions 174/715 dead transitions. [2023-08-30 23:13:12,187 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 715 transitions, 18218 flow [2023-08-30 23:13:12,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-08-30 23:13:12,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2023-08-30 23:13:12,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1267 transitions. [2023-08-30 23:13:12,189 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49013539651837523 [2023-08-30 23:13:12,189 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1267 transitions. [2023-08-30 23:13:12,189 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1267 transitions. [2023-08-30 23:13:12,190 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:13:12,190 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1267 transitions. [2023-08-30 23:13:12,191 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 115.18181818181819) internal successors, (1267), 11 states have internal predecessors, (1267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:12,193 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 235.0) internal successors, (2820), 12 states have internal predecessors, (2820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:12,194 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 235.0) internal successors, (2820), 12 states have internal predecessors, (2820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:12,194 INFO L175 Difference]: Start difference. First operand has 128 places, 225 transitions, 4961 flow. Second operand 11 states and 1267 transitions. [2023-08-30 23:13:12,194 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 715 transitions, 18218 flow [2023-08-30 23:13:13,014 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 715 transitions, 17645 flow, removed 143 selfloop flow, removed 9 redundant places. [2023-08-30 23:13:13,021 INFO L231 Difference]: Finished difference. Result has 132 places, 200 transitions, 4156 flow [2023-08-30 23:13:13,021 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=4555, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=218, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=4156, PETRI_PLACES=132, PETRI_TRANSITIONS=200} [2023-08-30 23:13:13,021 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 90 predicate places. [2023-08-30 23:13:13,021 INFO L495 AbstractCegarLoop]: Abstraction has has 132 places, 200 transitions, 4156 flow [2023-08-30 23:13:13,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 107.85714285714286) internal successors, (755), 7 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:13,022 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:13:13,022 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:13:13,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-08-30 23:13:13,022 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:13:13,023 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:13:13,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1255768767, now seen corresponding path program 1 times [2023-08-30 23:13:13,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:13:13,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491632133] [2023-08-30 23:13:13,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:13:13,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:13:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:13:13,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:13:13,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:13:13,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491632133] [2023-08-30 23:13:13,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491632133] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:13:13,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:13:13,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-30 23:13:13,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712618090] [2023-08-30 23:13:13,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:13:13,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-30 23:13:13,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:13:13,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-30 23:13:13,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-08-30 23:13:13,516 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 235 [2023-08-30 23:13:13,517 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 132 places, 200 transitions, 4156 flow. Second operand has 5 states, 5 states have (on average 103.2) internal successors, (516), 5 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:13,517 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:13:13,517 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 235 [2023-08-30 23:13:13,517 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:13:15,085 INFO L130 PetriNetUnfolder]: 6236/9832 cut-off events. [2023-08-30 23:13:15,085 INFO L131 PetriNetUnfolder]: For 217403/217617 co-relation queries the response was YES. [2023-08-30 23:13:15,120 INFO L83 FinitePrefix]: Finished finitePrefix Result has 91069 conditions, 9832 events. 6236/9832 cut-off events. For 217403/217617 co-relation queries the response was YES. Maximal size of possible extension queue 517. Compared 63281 event pairs, 866 based on Foata normal form. 190/9997 useless extension candidates. Maximal degree in co-relation 91002. Up to 4647 conditions per place. [2023-08-30 23:13:15,134 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 89 selfloop transitions, 52 changer transitions 225/372 dead transitions. [2023-08-30 23:13:15,135 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 136 places, 372 transitions, 7811 flow [2023-08-30 23:13:15,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-30 23:13:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-30 23:13:15,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 674 transitions. [2023-08-30 23:13:15,158 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.47801418439716314 [2023-08-30 23:13:15,158 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 674 transitions. [2023-08-30 23:13:15,158 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 674 transitions. [2023-08-30 23:13:15,158 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:13:15,158 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 674 transitions. [2023-08-30 23:13:15,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 112.33333333333333) internal successors, (674), 6 states have internal predecessors, (674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:15,160 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 235.0) internal successors, (1645), 7 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:15,161 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 235.0) internal successors, (1645), 7 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:15,161 INFO L175 Difference]: Start difference. First operand has 132 places, 200 transitions, 4156 flow. Second operand 6 states and 674 transitions. [2023-08-30 23:13:15,161 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 136 places, 372 transitions, 7811 flow [2023-08-30 23:13:15,563 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 372 transitions, 7460 flow, removed 78 selfloop flow, removed 12 redundant places. [2023-08-30 23:13:15,567 INFO L231 Difference]: Finished difference. Result has 126 places, 122 transitions, 2446 flow [2023-08-30 23:13:15,567 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=4002, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=200, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=48, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2446, PETRI_PLACES=126, PETRI_TRANSITIONS=122} [2023-08-30 23:13:15,568 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 84 predicate places. [2023-08-30 23:13:15,568 INFO L495 AbstractCegarLoop]: Abstraction has has 126 places, 122 transitions, 2446 flow [2023-08-30 23:13:15,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 103.2) internal successors, (516), 5 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:15,568 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:13:15,568 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:13:15,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-08-30 23:13:15,568 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:13:15,569 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:13:15,569 INFO L85 PathProgramCache]: Analyzing trace with hash 634579591, now seen corresponding path program 2 times [2023-08-30 23:13:15,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:13:15,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788763502] [2023-08-30 23:13:15,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:13:15,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:13:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:13:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:13:16,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:13:16,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788763502] [2023-08-30 23:13:16,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788763502] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:13:16,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:13:16,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-30 23:13:16,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198597399] [2023-08-30 23:13:16,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:13:16,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-08-30 23:13:16,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:13:16,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-08-30 23:13:16,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-08-30 23:13:16,168 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 235 [2023-08-30 23:13:16,169 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 122 transitions, 2446 flow. Second operand has 8 states, 8 states have (on average 100.375) internal successors, (803), 8 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:16,169 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:13:16,169 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 235 [2023-08-30 23:13:16,169 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:13:17,004 INFO L130 PetriNetUnfolder]: 2605/4435 cut-off events. [2023-08-30 23:13:17,004 INFO L131 PetriNetUnfolder]: For 116101/116101 co-relation queries the response was YES. [2023-08-30 23:13:17,019 INFO L83 FinitePrefix]: Finished finitePrefix Result has 37477 conditions, 4435 events. 2605/4435 cut-off events. For 116101/116101 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 27972 event pairs, 290 based on Foata normal form. 1/4436 useless extension candidates. Maximal degree in co-relation 37429. Up to 2040 conditions per place. [2023-08-30 23:13:17,026 INFO L137 encePairwiseOnDemand]: 223/235 looper letters, 54 selfloop transitions, 9 changer transitions 180/243 dead transitions. [2023-08-30 23:13:17,026 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 243 transitions, 4107 flow [2023-08-30 23:13:17,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-08-30 23:13:17,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-08-30 23:13:17,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1063 transitions. [2023-08-30 23:13:17,028 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4523404255319149 [2023-08-30 23:13:17,028 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1063 transitions. [2023-08-30 23:13:17,029 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1063 transitions. [2023-08-30 23:13:17,029 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:13:17,029 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1063 transitions. [2023-08-30 23:13:17,042 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 106.3) internal successors, (1063), 10 states have internal predecessors, (1063), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:17,045 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 235.0) internal successors, (2585), 11 states have internal predecessors, (2585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:17,059 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 235.0) internal successors, (2585), 11 states have internal predecessors, (2585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:17,059 INFO L175 Difference]: Start difference. First operand has 126 places, 122 transitions, 2446 flow. Second operand 10 states and 1063 transitions. [2023-08-30 23:13:17,059 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 243 transitions, 4107 flow [2023-08-30 23:13:17,203 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 243 transitions, 3883 flow, removed 31 selfloop flow, removed 10 redundant places. [2023-08-30 23:13:17,205 INFO L231 Difference]: Finished difference. Result has 123 places, 52 transitions, 659 flow [2023-08-30 23:13:17,206 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=2259, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=659, PETRI_PLACES=123, PETRI_TRANSITIONS=52} [2023-08-30 23:13:17,207 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 81 predicate places. [2023-08-30 23:13:17,207 INFO L495 AbstractCegarLoop]: Abstraction has has 123 places, 52 transitions, 659 flow [2023-08-30 23:13:17,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 100.375) internal successors, (803), 8 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:17,208 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:13:17,208 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:13:17,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-08-30 23:13:17,208 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:13:17,209 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:13:17,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1945110293, now seen corresponding path program 3 times [2023-08-30 23:13:17,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:13:17,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42689309] [2023-08-30 23:13:17,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:13:17,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:13:17,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-30 23:13:17,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-30 23:13:17,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-30 23:13:17,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42689309] [2023-08-30 23:13:17,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42689309] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-30 23:13:17,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-30 23:13:17,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-30 23:13:17,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330981467] [2023-08-30 23:13:17,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-30 23:13:17,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-08-30 23:13:17,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-30 23:13:17,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-08-30 23:13:17,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-08-30 23:13:17,861 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 235 [2023-08-30 23:13:17,862 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 52 transitions, 659 flow. Second operand has 8 states, 8 states have (on average 112.875) internal successors, (903), 8 states have internal predecessors, (903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:17,862 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-30 23:13:17,862 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 235 [2023-08-30 23:13:17,862 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-30 23:13:18,002 INFO L130 PetriNetUnfolder]: 349/632 cut-off events. [2023-08-30 23:13:18,002 INFO L131 PetriNetUnfolder]: For 8163/8167 co-relation queries the response was YES. [2023-08-30 23:13:18,004 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4119 conditions, 632 events. 349/632 cut-off events. For 8163/8167 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 2646 event pairs, 48 based on Foata normal form. 1/630 useless extension candidates. Maximal degree in co-relation 4060. Up to 313 conditions per place. [2023-08-30 23:13:18,005 INFO L137 encePairwiseOnDemand]: 230/235 looper letters, 51 selfloop transitions, 5 changer transitions 19/79 dead transitions. [2023-08-30 23:13:18,005 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 79 transitions, 1024 flow [2023-08-30 23:13:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-30 23:13:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-30 23:13:18,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 590 transitions. [2023-08-30 23:13:18,006 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.502127659574468 [2023-08-30 23:13:18,006 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 590 transitions. [2023-08-30 23:13:18,006 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 590 transitions. [2023-08-30 23:13:18,006 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-30 23:13:18,007 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 590 transitions. [2023-08-30 23:13:18,007 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 118.0) internal successors, (590), 5 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:18,008 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:18,009 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:18,009 INFO L175 Difference]: Start difference. First operand has 123 places, 52 transitions, 659 flow. Second operand 5 states and 590 transitions. [2023-08-30 23:13:18,009 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 79 transitions, 1024 flow [2023-08-30 23:13:18,018 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 79 transitions, 707 flow, removed 68 selfloop flow, removed 43 redundant places. [2023-08-30 23:13:18,019 INFO L231 Difference]: Finished difference. Result has 72 places, 48 transitions, 370 flow [2023-08-30 23:13:18,019 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=402, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=370, PETRI_PLACES=72, PETRI_TRANSITIONS=48} [2023-08-30 23:13:18,020 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 30 predicate places. [2023-08-30 23:13:18,020 INFO L495 AbstractCegarLoop]: Abstraction has has 72 places, 48 transitions, 370 flow [2023-08-30 23:13:18,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 112.875) internal successors, (903), 8 states have internal predecessors, (903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-30 23:13:18,020 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-30 23:13:18,020 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:13:18,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-08-30 23:13:18,021 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-08-30 23:13:18,021 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-30 23:13:18,021 INFO L85 PathProgramCache]: Analyzing trace with hash 829144867, now seen corresponding path program 4 times [2023-08-30 23:13:18,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-30 23:13:18,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193433511] [2023-08-30 23:13:18,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-30 23:13:18,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-30 23:13:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-30 23:13:18,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-30 23:13:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-30 23:13:18,102 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-30 23:13:18,103 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-08-30 23:13:18,104 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-08-30 23:13:18,105 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2023-08-30 23:13:18,105 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-08-30 23:13:18,105 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-08-30 23:13:18,105 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2023-08-30 23:13:18,105 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2023-08-30 23:13:18,106 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2023-08-30 23:13:18,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-08-30 23:13:18,106 INFO L445 BasicCegarLoop]: Path program histogram: [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-30 23:13:18,110 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-30 23:13:18,124 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-30 23:13:18,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.08 11:13:18 BasicIcfg [2023-08-30 23:13:18,202 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-30 23:13:18,203 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-30 23:13:18,203 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-30 23:13:18,203 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-30 23:13:18,203 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 11:12:09" (3/4) ... [2023-08-30 23:13:18,204 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-08-30 23:13:18,287 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-30 23:13:18,287 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-30 23:13:18,287 INFO L158 Benchmark]: Toolchain (without parser) took 70390.37ms. Allocated memory was 60.8MB in the beginning and 9.3GB in the end (delta: 9.2GB). Free memory was 37.7MB in the beginning and 7.1GB in the end (delta: -7.0GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2023-08-30 23:13:18,287 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 48.2MB. Free memory was 26.4MB in the beginning and 26.4MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 23:13:18,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 540.05ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 29.1MB in the end (delta: 8.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 23:13:18,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.50ms. Allocated memory is still 60.8MB. Free memory was 29.1MB in the beginning and 26.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 23:13:18,288 INFO L158 Benchmark]: Boogie Preprocessor took 40.43ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 26.3MB in the beginning and 52.6MB in the end (delta: -26.4MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-08-30 23:13:18,288 INFO L158 Benchmark]: RCFGBuilder took 573.21ms. Allocated memory is still 73.4MB. Free memory was 52.6MB in the beginning and 35.1MB in the end (delta: 17.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2023-08-30 23:13:18,288 INFO L158 Benchmark]: TraceAbstraction took 69095.26ms. Allocated memory was 73.4MB in the beginning and 9.3GB in the end (delta: 9.2GB). Free memory was 34.2MB in the beginning and 7.1GB in the end (delta: -7.0GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2023-08-30 23:13:18,288 INFO L158 Benchmark]: Witness Printer took 84.27ms. Allocated memory is still 9.3GB. Free memory was 7.1GB in the beginning and 7.1GB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 23:13:18,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 48.2MB. Free memory was 26.4MB in the beginning and 26.4MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 540.05ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 29.1MB in the end (delta: 8.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.50ms. Allocated memory is still 60.8MB. Free memory was 29.1MB in the beginning and 26.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.43ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 26.3MB in the beginning and 52.6MB in the end (delta: -26.4MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * RCFGBuilder took 573.21ms. Allocated memory is still 73.4MB. Free memory was 52.6MB in the beginning and 35.1MB in the end (delta: 17.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * TraceAbstraction took 69095.26ms. Allocated memory was 73.4MB in the beginning and 9.3GB in the end (delta: 9.2GB). Free memory was 34.2MB in the beginning and 7.1GB in the end (delta: -7.0GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * Witness Printer took 84.27ms. Allocated memory is still 9.3GB. Free memory was 7.1GB in the beginning and 7.1GB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.8s, 135 PlacesBefore, 42 PlacesAfterwards, 124 TransitionsBefore, 29 TransitionsAfterwards, 2986 CoEnabledTransitionPairs, 7 FixpointIterations, 41 TrivialSequentialCompositions, 56 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 107 TotalNumberOfCompositions, 8358 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3460, independent: 3226, independent conditional: 0, independent unconditional: 3226, dependent: 234, dependent conditional: 0, dependent unconditional: 234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1590, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3460, independent: 1676, independent conditional: 0, independent unconditional: 1676, dependent: 194, dependent conditional: 0, dependent unconditional: 194, unknown: 1590, unknown conditional: 0, unknown unconditional: 1590] , Statistics on independence cache: Total cache size (in pairs): 139, Positive cache size: 123, Positive conditional cache size: 0, Positive unconditional cache size: 123, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p3_EAX = 0; [L714] 0 int __unbuffered_p3_EBX = 0; [L716] 0 int a = 0; [L717] 0 _Bool main$tmp_guard0; [L718] 0 _Bool main$tmp_guard1; [L720] 0 int x = 0; [L722] 0 int y = 0; [L723] 0 _Bool y$flush_delayed; [L724] 0 int y$mem_tmp; [L725] 0 _Bool y$r_buff0_thd0; [L726] 0 _Bool y$r_buff0_thd1; [L727] 0 _Bool y$r_buff0_thd2; [L728] 0 _Bool y$r_buff0_thd3; [L729] 0 _Bool y$r_buff0_thd4; [L730] 0 _Bool y$r_buff1_thd0; [L731] 0 _Bool y$r_buff1_thd1; [L732] 0 _Bool y$r_buff1_thd2; [L733] 0 _Bool y$r_buff1_thd3; [L734] 0 _Bool y$r_buff1_thd4; [L735] 0 _Bool y$read_delayed; [L736] 0 int *y$read_delayed_var; [L737] 0 int y$w_buff0; [L738] 0 _Bool y$w_buff0_used; [L739] 0 int y$w_buff1; [L740] 0 _Bool y$w_buff1_used; [L742] 0 int z = 0; [L743] 0 _Bool weak$$choice0; [L744] 0 _Bool weak$$choice2; [L844] 0 pthread_t t805; [L845] FCALL, FORK 0 pthread_create(&t805, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t805, ((void *)0), P0, ((void *)0))=0, t805={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L846] 0 pthread_t t806; [L847] FCALL, FORK 0 pthread_create(&t806, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t806, ((void *)0), P1, ((void *)0))=1, t805={6:0}, t806={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L848] 0 pthread_t t807; [L849] FCALL, FORK 0 pthread_create(&t807, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t807, ((void *)0), P2, ((void *)0))=2, t805={6:0}, t806={7:0}, t807={8:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L850] 0 pthread_t t808; [L851] FCALL, FORK 0 pthread_create(&t808, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t808, ((void *)0), P3, ((void *)0))=3, t805={6:0}, t806={7:0}, t807={8:0}, t808={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L783] 3 y$w_buff1 = y$w_buff0 [L784] 3 y$w_buff0 = 2 [L785] 3 y$w_buff1_used = y$w_buff0_used [L786] 3 y$w_buff0_used = (_Bool)1 [L787] CALL 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 3 !(!expression) [L787] RET 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L788] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L789] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L790] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L791] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L792] 3 y$r_buff1_thd4 = y$r_buff0_thd4 [L793] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L796] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=1] [L813] 4 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L816] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L819] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L748] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L751] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L763] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L822] 4 y = y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L823] 4 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L824] 4 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L825] 4 y$r_buff0_thd4 = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L826] 4 y$r_buff1_thd4 = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L766] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L769] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L770] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L771] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L772] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L773] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L799] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L800] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L801] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L802] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L803] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L806] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L808] 3 return 0; [L756] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L758] 1 return 0; [L829] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L831] 4 return 0; [L776] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L778] 2 return 0; [L853] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L855] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) [L855] RET 0 assume_abort_if_not(main$tmp_guard0) [L857] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L858] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L859] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L860] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L861] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t805={6:0}, t806={7:0}, t807={8:0}, t808={5:0}, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L864] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L865] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L866] 0 y$flush_delayed = weak$$choice2 [L867] 0 y$mem_tmp = y [L868] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L869] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L870] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L871] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L872] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L873] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L874] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L875] 0 main$tmp_guard1 = !(x == 2 && y == 2 && z == 2 && __unbuffered_p3_EAX == 2 && __unbuffered_p3_EBX == 0) [L876] 0 y = y$flush_delayed ? y$mem_tmp : y [L877] 0 y$flush_delayed = (_Bool)0 [L879] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 847]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 845]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 164 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 68.9s, OverallIterations: 24, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 54.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.9s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1514 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1159 mSDsluCounter, 892 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 671 mSDsCounter, 422 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3573 IncrementalHoareTripleChecker+Invalid, 3995 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 422 mSolverCounterUnsat, 221 mSDtfsCounter, 3573 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8330occurred in iteration=15, InterpolantAutomatonStates: 132, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 9.3s InterpolantComputationTime, 428 NumberOfCodeBlocks, 428 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 378 ConstructedInterpolants, 0 QuantifiedInterpolants, 4662 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-08-30 23:13:18,313 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE