./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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 ../sv-benchmarks/c/pthread-wmm/mix024_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 1b7eb90186eb2f5804d582daa800e24f20cc36e3f07dd8983b72b6a43dcf9225 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 22:18:06,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 22:18:06,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 22:18:06,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 22:18:06,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 22:18:06,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 22:18:06,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 22:18:06,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 22:18:06,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 22:18:06,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 22:18:06,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 22:18:06,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 22:18:06,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 22:18:06,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 22:18:06,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 22:18:06,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 22:18:06,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 22:18:06,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 22:18:06,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 22:18:06,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 22:18:06,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 22:18:06,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 22:18:06,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 22:18:06,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 22:18:06,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 22:18:06,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 22:18:06,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 22:18:06,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 22:18:06,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 22:18:06,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 22:18:06,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 22:18:06,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 22:18:06,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 22:18:06,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 22:18:06,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 22:18:06,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 22:18:06,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 22:18:06,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 22:18:06,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 22:18:06,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 22:18:06,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 22:18:06,409 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 22:18:06,430 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 22:18:06,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 22:18:06,431 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 22:18:06,431 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 22:18:06,432 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 22:18:06,432 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 22:18:06,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 22:18:06,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 22:18:06,433 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 22:18:06,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 22:18:06,434 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 22:18:06,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 22:18:06,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 22:18:06,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 22:18:06,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 22:18:06,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 22:18:06,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 22:18:06,435 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 22:18:06,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 22:18:06,435 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 22:18:06,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 22:18:06,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 22:18:06,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 22:18:06,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 22:18:06,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 22:18:06,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 22:18:06,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 22:18:06,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 22:18:06,437 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 22:18:06,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 22:18:06,437 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 22:18:06,437 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 22:18:06,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 22:18:06,438 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 22:18:06,438 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b7eb90186eb2f5804d582daa800e24f20cc36e3f07dd8983b72b6a43dcf9225 [2021-12-17 22:18:06,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 22:18:06,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 22:18:06,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 22:18:06,662 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 22:18:06,662 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 22:18:06,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_rmo.opt.i [2021-12-17 22:18:06,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a29a03ff/86b487ef94434d35970f1e3f468b3bda/FLAG0c9a67194 [2021-12-17 22:18:07,191 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 22:18:07,191 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_rmo.opt.i [2021-12-17 22:18:07,201 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a29a03ff/86b487ef94434d35970f1e3f468b3bda/FLAG0c9a67194 [2021-12-17 22:18:07,470 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a29a03ff/86b487ef94434d35970f1e3f468b3bda [2021-12-17 22:18:07,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 22:18:07,474 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 22:18:07,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 22:18:07,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 22:18:07,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 22:18:07,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:18:07" (1/1) ... [2021-12-17 22:18:07,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23b04191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:07, skipping insertion in model container [2021-12-17 22:18:07,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:18:07" (1/1) ... [2021-12-17 22:18:07,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 22:18:07,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 22:18:07,724 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_rmo.opt.i[1009,1022] [2021-12-17 22:18:07,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 22:18:07,915 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 22:18:07,924 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_rmo.opt.i[1009,1022] [2021-12-17 22:18:07,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 22:18:08,004 INFO L208 MainTranslator]: Completed translation [2021-12-17 22:18:08,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08 WrapperNode [2021-12-17 22:18:08,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 22:18:08,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 22:18:08,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 22:18:08,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 22:18:08,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08" (1/1) ... [2021-12-17 22:18:08,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08" (1/1) ... [2021-12-17 22:18:08,042 INFO L137 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 179 [2021-12-17 22:18:08,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 22:18:08,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 22:18:08,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 22:18:08,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 22:18:08,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08" (1/1) ... [2021-12-17 22:18:08,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08" (1/1) ... [2021-12-17 22:18:08,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08" (1/1) ... [2021-12-17 22:18:08,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08" (1/1) ... [2021-12-17 22:18:08,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08" (1/1) ... [2021-12-17 22:18:08,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08" (1/1) ... [2021-12-17 22:18:08,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08" (1/1) ... [2021-12-17 22:18:08,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 22:18:08,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 22:18:08,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 22:18:08,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 22:18:08,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08" (1/1) ... [2021-12-17 22:18:08,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 22:18:08,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 22:18:08,132 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) [2021-12-17 22:18:08,151 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 [2021-12-17 22:18:08,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-17 22:18:08,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-17 22:18:08,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 22:18:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 22:18:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 22:18:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-12-17 22:18:08,181 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-12-17 22:18:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-12-17 22:18:08,181 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-12-17 22:18:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-12-17 22:18:08,181 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-12-17 22:18:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 22:18:08,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-17 22:18:08,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 22:18:08,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 22:18:08,184 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-17 22:18:08,355 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 22:18:08,357 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 22:18:08,666 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 22:18:08,815 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 22:18:08,815 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-17 22:18:08,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:18:08 BoogieIcfgContainer [2021-12-17 22:18:08,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 22:18:08,819 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 22:18:08,819 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 22:18:08,821 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 22:18:08,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 10:18:07" (1/3) ... [2021-12-17 22:18:08,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66b32104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:18:08, skipping insertion in model container [2021-12-17 22:18:08,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:18:08" (2/3) ... [2021-12-17 22:18:08,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66b32104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:18:08, skipping insertion in model container [2021-12-17 22:18:08,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:18:08" (3/3) ... [2021-12-17 22:18:08,823 INFO L111 eAbstractionObserver]: Analyzing ICFG mix024_power.opt_pso.opt_rmo.opt.i [2021-12-17 22:18:08,826 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-17 22:18:08,827 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 22:18:08,827 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-17 22:18:08,827 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-17 22:18:08,859 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,859 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,859 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,859 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,860 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,860 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,860 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,860 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,861 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,861 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,861 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,862 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,862 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,862 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,862 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,862 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,862 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,862 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,863 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,863 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,863 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,864 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,864 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,864 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,864 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,864 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,865 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,865 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,865 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,865 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,867 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,867 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,867 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,868 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,868 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,868 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,868 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,868 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,868 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,868 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,868 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,869 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,869 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,869 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,869 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,869 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,871 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,871 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,871 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,871 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,871 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,872 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,872 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,872 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,872 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,872 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,872 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,872 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,872 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,873 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,873 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,873 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,873 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,874 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,874 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,874 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,874 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,874 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,874 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,875 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,875 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,875 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,875 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,875 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,875 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,875 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,876 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,876 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,876 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,877 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,879 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,879 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,879 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,880 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,882 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,882 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,882 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,882 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,882 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,890 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,890 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,890 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,907 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,907 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,907 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,907 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,907 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,907 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,908 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,908 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,908 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,908 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,908 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,909 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,909 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,909 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,910 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,910 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,910 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,910 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,910 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,911 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,911 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,911 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,911 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,911 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,911 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,911 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,912 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,912 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,912 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,912 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,912 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,912 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,912 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,913 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,913 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,913 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,913 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,917 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,917 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,917 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,917 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,918 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,918 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,918 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,918 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,918 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,918 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,919 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,919 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,920 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,920 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,920 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,920 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,920 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,920 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,920 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,921 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,921 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,921 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,921 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,921 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,922 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,922 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,922 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,922 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,922 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,922 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,922 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,923 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,923 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,923 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,923 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,923 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,923 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,923 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,923 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,924 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,924 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,924 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,924 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,924 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,924 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,924 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,925 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,925 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,925 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:18:08,925 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-17 22:18:08,967 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 22:18:08,973 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-17 22:18:08,973 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-12-17 22:18:08,984 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 120 transitions, 255 flow [2021-12-17 22:18:09,028 INFO L129 PetriNetUnfolder]: 2/117 cut-off events. [2021-12-17 22:18:09,028 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-17 22:18:09,031 INFO L84 FinitePrefix]: Finished finitePrefix Result has 127 conditions, 117 events. 2/117 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 65 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 75. Up to 2 conditions per place. [2021-12-17 22:18:09,031 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 120 transitions, 255 flow [2021-12-17 22:18:09,036 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 125 places, 117 transitions, 243 flow [2021-12-17 22:18:09,055 INFO L129 PetriNetUnfolder]: 0/63 cut-off events. [2021-12-17 22:18:09,055 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-17 22:18:09,056 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:09,056 INFO L254 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, 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, 1] [2021-12-17 22:18:09,057 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:09,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:09,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1057251517, now seen corresponding path program 1 times [2021-12-17 22:18:09,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:09,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609818050] [2021-12-17 22:18:09,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:09,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:09,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:09,294 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:09,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609818050] [2021-12-17 22:18:09,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609818050] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:09,294 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:09,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 22:18:09,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109376957] [2021-12-17 22:18:09,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:09,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 22:18:09,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:09,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 22:18:09,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 22:18:09,328 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 120 [2021-12-17 22:18:09,332 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 117 transitions, 243 flow. Second operand has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:09,332 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:09,332 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 120 [2021-12-17 22:18:09,333 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:09,458 INFO L129 PetriNetUnfolder]: 37/298 cut-off events. [2021-12-17 22:18:09,458 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-12-17 22:18:09,460 INFO L84 FinitePrefix]: Finished finitePrefix Result has 391 conditions, 298 events. 37/298 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1165 event pairs, 19 based on Foata normal form. 10/289 useless extension candidates. Maximal degree in co-relation 336. Up to 51 conditions per place. [2021-12-17 22:18:09,462 INFO L132 encePairwiseOnDemand]: 115/120 looper letters, 11 selfloop transitions, 2 changer transitions 0/117 dead transitions. [2021-12-17 22:18:09,462 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 117 transitions, 272 flow [2021-12-17 22:18:09,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 22:18:09,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-17 22:18:09,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 339 transitions. [2021-12-17 22:18:09,472 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9416666666666667 [2021-12-17 22:18:09,473 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 339 transitions. [2021-12-17 22:18:09,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 339 transitions. [2021-12-17 22:18:09,474 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:09,475 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 339 transitions. [2021-12-17 22:18:09,479 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:09,490 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 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) [2021-12-17 22:18:09,490 INFO L81 ComplementDD]: Finished complementDD. Result has 4 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) [2021-12-17 22:18:09,492 INFO L186 Difference]: Start difference. First operand has 125 places, 117 transitions, 243 flow. Second operand 3 states and 339 transitions. [2021-12-17 22:18:09,492 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 117 transitions, 272 flow [2021-12-17 22:18:09,495 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 117 transitions, 268 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-12-17 22:18:09,497 INFO L242 Difference]: Finished difference. Result has 122 places, 113 transitions, 236 flow [2021-12-17 22:18:09,499 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=236, PETRI_PLACES=122, PETRI_TRANSITIONS=113} [2021-12-17 22:18:09,501 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, -3 predicate places. [2021-12-17 22:18:09,501 INFO L470 AbstractCegarLoop]: Abstraction has has 122 places, 113 transitions, 236 flow [2021-12-17 22:18:09,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:09,502 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:09,502 INFO L254 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 22:18:09,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-17 22:18:09,502 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:09,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:09,502 INFO L85 PathProgramCache]: Analyzing trace with hash -233584859, now seen corresponding path program 1 times [2021-12-17 22:18:09,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:09,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30834295] [2021-12-17 22:18:09,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:09,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:09,661 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:09,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30834295] [2021-12-17 22:18:09,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30834295] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:09,662 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:09,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-17 22:18:09,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689201868] [2021-12-17 22:18:09,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:09,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-17 22:18:09,663 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:09,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-17 22:18:09,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-17 22:18:09,665 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 120 [2021-12-17 22:18:09,665 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 113 transitions, 236 flow. Second operand has 7 states, 7 states have (on average 93.14285714285714) internal successors, (652), 7 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:09,666 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:09,666 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 120 [2021-12-17 22:18:09,666 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:10,518 INFO L129 PetriNetUnfolder]: 1775/4691 cut-off events. [2021-12-17 22:18:10,519 INFO L130 PetriNetUnfolder]: For 168/168 co-relation queries the response was YES. [2021-12-17 22:18:10,529 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7623 conditions, 4691 events. 1775/4691 cut-off events. For 168/168 co-relation queries the response was YES. Maximal size of possible extension queue 227. Compared 40706 event pairs, 166 based on Foata normal form. 0/4583 useless extension candidates. Maximal degree in co-relation 7564. Up to 1099 conditions per place. [2021-12-17 22:18:10,538 INFO L132 encePairwiseOnDemand]: 109/120 looper letters, 39 selfloop transitions, 7 changer transitions 93/216 dead transitions. [2021-12-17 22:18:10,538 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 216 transitions, 718 flow [2021-12-17 22:18:10,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-17 22:18:10,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-17 22:18:10,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1314 transitions. [2021-12-17 22:18:10,542 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8423076923076923 [2021-12-17 22:18:10,542 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1314 transitions. [2021-12-17 22:18:10,542 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1314 transitions. [2021-12-17 22:18:10,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:10,543 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1314 transitions. [2021-12-17 22:18:10,546 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 101.07692307692308) internal successors, (1314), 13 states have internal predecessors, (1314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:10,549 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 120.0) internal successors, (1680), 14 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:10,549 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 120.0) internal successors, (1680), 14 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:10,550 INFO L186 Difference]: Start difference. First operand has 122 places, 113 transitions, 236 flow. Second operand 13 states and 1314 transitions. [2021-12-17 22:18:10,550 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 216 transitions, 718 flow [2021-12-17 22:18:10,551 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 216 transitions, 700 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-17 22:18:10,553 INFO L242 Difference]: Finished difference. Result has 144 places, 106 transitions, 308 flow [2021-12-17 22:18:10,554 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=308, PETRI_PLACES=144, PETRI_TRANSITIONS=106} [2021-12-17 22:18:10,554 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, 19 predicate places. [2021-12-17 22:18:10,555 INFO L470 AbstractCegarLoop]: Abstraction has has 144 places, 106 transitions, 308 flow [2021-12-17 22:18:10,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 93.14285714285714) internal successors, (652), 7 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:10,555 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:10,555 INFO L254 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, 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, 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] [2021-12-17 22:18:10,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-17 22:18:10,556 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:10,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:10,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1906376739, now seen corresponding path program 1 times [2021-12-17 22:18:10,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:10,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816984065] [2021-12-17 22:18:10,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:10,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:10,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:10,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:10,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816984065] [2021-12-17 22:18:10,656 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816984065] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:10,656 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:10,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-17 22:18:10,657 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870400843] [2021-12-17 22:18:10,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:10,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-17 22:18:10,657 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:10,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-17 22:18:10,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-17 22:18:10,659 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 120 [2021-12-17 22:18:10,659 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 106 transitions, 308 flow. Second operand has 7 states, 7 states have (on average 93.28571428571429) internal successors, (653), 7 states have internal predecessors, (653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:10,660 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:10,660 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 120 [2021-12-17 22:18:10,660 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:11,430 INFO L129 PetriNetUnfolder]: 1192/2489 cut-off events. [2021-12-17 22:18:11,430 INFO L130 PetriNetUnfolder]: For 5299/5299 co-relation queries the response was YES. [2021-12-17 22:18:11,436 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8024 conditions, 2489 events. 1192/2489 cut-off events. For 5299/5299 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 16568 event pairs, 174 based on Foata normal form. 58/2490 useless extension candidates. Maximal degree in co-relation 7953. Up to 936 conditions per place. [2021-12-17 22:18:11,444 INFO L132 encePairwiseOnDemand]: 105/120 looper letters, 31 selfloop transitions, 18 changer transitions 64/190 dead transitions. [2021-12-17 22:18:11,444 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 190 transitions, 1040 flow [2021-12-17 22:18:11,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-17 22:18:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-17 22:18:11,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1294 transitions. [2021-12-17 22:18:11,447 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8294871794871795 [2021-12-17 22:18:11,447 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1294 transitions. [2021-12-17 22:18:11,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1294 transitions. [2021-12-17 22:18:11,447 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:11,447 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1294 transitions. [2021-12-17 22:18:11,450 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 99.53846153846153) internal successors, (1294), 13 states have internal predecessors, (1294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:11,452 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 120.0) internal successors, (1680), 14 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:11,453 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 120.0) internal successors, (1680), 14 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:11,453 INFO L186 Difference]: Start difference. First operand has 144 places, 106 transitions, 308 flow. Second operand 13 states and 1294 transitions. [2021-12-17 22:18:11,453 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 190 transitions, 1040 flow [2021-12-17 22:18:11,472 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 190 transitions, 988 flow, removed 24 selfloop flow, removed 4 redundant places. [2021-12-17 22:18:11,475 INFO L242 Difference]: Finished difference. Result has 142 places, 113 transitions, 439 flow [2021-12-17 22:18:11,475 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=294, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=439, PETRI_PLACES=142, PETRI_TRANSITIONS=113} [2021-12-17 22:18:11,477 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, 17 predicate places. [2021-12-17 22:18:11,477 INFO L470 AbstractCegarLoop]: Abstraction has has 142 places, 113 transitions, 439 flow [2021-12-17 22:18:11,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 93.28571428571429) internal successors, (653), 7 states have internal predecessors, (653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:11,477 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:11,477 INFO L254 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, 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, 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, 1, 1] [2021-12-17 22:18:11,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-17 22:18:11,477 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:11,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:11,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1092653756, now seen corresponding path program 1 times [2021-12-17 22:18:11,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:11,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992686708] [2021-12-17 22:18:11,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:11,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:11,671 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:11,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992686708] [2021-12-17 22:18:11,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992686708] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:11,672 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:11,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-17 22:18:11,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694345897] [2021-12-17 22:18:11,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:11,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-17 22:18:11,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:11,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-17 22:18:11,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-17 22:18:11,691 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 120 [2021-12-17 22:18:11,693 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 113 transitions, 439 flow. Second operand has 7 states, 7 states have (on average 93.42857142857143) internal successors, (654), 7 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:11,694 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:11,694 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 120 [2021-12-17 22:18:11,694 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:12,250 INFO L129 PetriNetUnfolder]: 988/2114 cut-off events. [2021-12-17 22:18:12,251 INFO L130 PetriNetUnfolder]: For 6509/6509 co-relation queries the response was YES. [2021-12-17 22:18:12,256 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7611 conditions, 2114 events. 988/2114 cut-off events. For 6509/6509 co-relation queries the response was YES. Maximal size of possible extension queue 114. Compared 13600 event pairs, 162 based on Foata normal form. 52/2108 useless extension candidates. Maximal degree in co-relation 7525. Up to 612 conditions per place. [2021-12-17 22:18:12,263 INFO L132 encePairwiseOnDemand]: 108/120 looper letters, 40 selfloop transitions, 12 changer transitions 64/193 dead transitions. [2021-12-17 22:18:12,263 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 193 transitions, 1217 flow [2021-12-17 22:18:12,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-17 22:18:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-17 22:18:12,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1284 transitions. [2021-12-17 22:18:12,266 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.823076923076923 [2021-12-17 22:18:12,267 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1284 transitions. [2021-12-17 22:18:12,267 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1284 transitions. [2021-12-17 22:18:12,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:12,268 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1284 transitions. [2021-12-17 22:18:12,270 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 98.76923076923077) internal successors, (1284), 13 states have internal predecessors, (1284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:12,273 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 120.0) internal successors, (1680), 14 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:12,273 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 120.0) internal successors, (1680), 14 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:12,273 INFO L186 Difference]: Start difference. First operand has 142 places, 113 transitions, 439 flow. Second operand 13 states and 1284 transitions. [2021-12-17 22:18:12,273 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 193 transitions, 1217 flow [2021-12-17 22:18:12,286 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 193 transitions, 1127 flow, removed 45 selfloop flow, removed 12 redundant places. [2021-12-17 22:18:12,290 INFO L242 Difference]: Finished difference. Result has 145 places, 117 transitions, 530 flow [2021-12-17 22:18:12,290 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=409, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=530, PETRI_PLACES=145, PETRI_TRANSITIONS=117} [2021-12-17 22:18:12,291 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, 20 predicate places. [2021-12-17 22:18:12,291 INFO L470 AbstractCegarLoop]: Abstraction has has 145 places, 117 transitions, 530 flow [2021-12-17 22:18:12,292 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 93.42857142857143) internal successors, (654), 7 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:12,292 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:12,292 INFO L254 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, 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, 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, 1, 1, 1] [2021-12-17 22:18:12,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-17 22:18:12,292 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:12,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:12,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1531270563, now seen corresponding path program 1 times [2021-12-17 22:18:12,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:12,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552548198] [2021-12-17 22:18:12,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:12,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:12,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:12,384 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:12,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552548198] [2021-12-17 22:18:12,384 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552548198] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:12,384 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:12,385 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-17 22:18:12,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828094960] [2021-12-17 22:18:12,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:12,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-17 22:18:12,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:12,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-17 22:18:12,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-17 22:18:12,387 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 120 [2021-12-17 22:18:12,387 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 117 transitions, 530 flow. Second operand has 6 states, 6 states have (on average 98.83333333333333) internal successors, (593), 6 states have internal predecessors, (593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:12,387 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:12,387 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 120 [2021-12-17 22:18:12,388 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:12,830 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 242#true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 14#L852true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,831 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2021-12-17 22:18:12,831 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-17 22:18:12,831 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-17 22:18:12,831 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-17 22:18:12,871 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 242#true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 14#L852true, 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,872 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2021-12-17 22:18:12,872 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-17 22:18:12,872 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-17 22:18:12,872 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-17 22:18:12,911 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][138], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 115#L853-1true, 255#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,911 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-12-17 22:18:12,912 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-17 22:18:12,912 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-17 22:18:12,912 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-17 22:18:12,913 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 242#true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 115#L853-1true, 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,914 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-12-17 22:18:12,914 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-17 22:18:12,914 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-17 22:18:12,914 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-17 22:18:12,953 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][138], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 59#L3true, Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 255#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,954 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,954 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,954 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,954 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,955 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][138], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 115#L853-1true, 255#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,955 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,955 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,955 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,955 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,957 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 242#true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 59#L3true, Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,957 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,957 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,957 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,957 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,958 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 242#true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 115#L853-1true, 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,958 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,958 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,958 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,958 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:12,992 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][150], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 77#L4true, 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,993 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,993 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,993 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,993 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,993 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][138], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 59#L3true, Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 255#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,994 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,994 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,994 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,994 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,996 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 242#true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 77#L4true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,996 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,996 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,996 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,996 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,997 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 242#true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 59#L3true, Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:12,997 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,997 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,997 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:12,997 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,047 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][150], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, 84#L4-1true, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,047 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,047 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,047 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,048 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,048 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][150], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 77#L4true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,048 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,049 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,049 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,049 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,051 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 242#true, 120#L3-1true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,051 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,051 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,051 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,051 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,052 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][163], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, 247#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 84#L4-1true, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,052 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,052 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,052 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,053 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,053 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 242#true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 77#L4true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,053 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,053 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,053 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,054 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:13,070 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][150], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, 84#L4-1true, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,070 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,071 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,071 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,071 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,072 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 242#true, 120#L3-1true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,072 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,072 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,072 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,072 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,073 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][163], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, 247#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 84#L4-1true, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,073 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,073 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,073 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,074 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:13,086 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 242#true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 100#L860true, Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,086 INFO L384 tUnfolder$Statistics]: this new event has 85 ancestors and is cut-off event [2021-12-17 22:18:13,086 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-12-17 22:18:13,086 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-12-17 22:18:13,086 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-12-17 22:18:13,087 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([869] L860-->L863: Formula: (= v_~main$tmp_guard1~0_2 (ite (= 0 (ite (not (and (= 2 v_~__unbuffered_p2_EAX~0_3) (= 2 v_~z~0_5) (= 1 v_~__unbuffered_p0_EAX~0_3) (= 0 v_~__unbuffered_p0_EBX~0_3) (= 0 v_~__unbuffered_p2_EBX~0_3))) 1 0)) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~z~0=v_~z~0_5} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p0_EBX~0=v_~__unbuffered_p0_EBX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~z~0=v_~z~0_5} AuxVars[] AssignedVars[~main$tmp_guard1~0][180], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 242#true, 46#L820true, 26#L863true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,087 INFO L384 tUnfolder$Statistics]: this new event has 85 ancestors and is cut-off event [2021-12-17 22:18:13,087 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-12-17 22:18:13,087 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-12-17 22:18:13,087 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-12-17 22:18:13,097 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][123], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 173#(= ~z~0 0), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 242#true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 214#(and (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 100#L860true, Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 222#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 216#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,097 INFO L384 tUnfolder$Statistics]: this new event has 86 ancestors and is cut-off event [2021-12-17 22:18:13,097 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-12-17 22:18:13,098 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-12-17 22:18:13,098 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-12-17 22:18:13,130 INFO L129 PetriNetUnfolder]: 2249/4685 cut-off events. [2021-12-17 22:18:13,131 INFO L130 PetriNetUnfolder]: For 8112/9282 co-relation queries the response was YES. [2021-12-17 22:18:13,145 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11922 conditions, 4685 events. 2249/4685 cut-off events. For 8112/9282 co-relation queries the response was YES. Maximal size of possible extension queue 346. Compared 37452 event pairs, 238 based on Foata normal form. 42/4440 useless extension candidates. Maximal degree in co-relation 11834. Up to 1211 conditions per place. [2021-12-17 22:18:13,160 INFO L132 encePairwiseOnDemand]: 110/120 looper letters, 69 selfloop transitions, 17 changer transitions 9/191 dead transitions. [2021-12-17 22:18:13,160 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 191 transitions, 1110 flow [2021-12-17 22:18:13,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-17 22:18:13,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-17 22:18:13,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1051 transitions. [2021-12-17 22:18:13,163 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8758333333333334 [2021-12-17 22:18:13,163 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1051 transitions. [2021-12-17 22:18:13,163 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1051 transitions. [2021-12-17 22:18:13,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:13,164 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1051 transitions. [2021-12-17 22:18:13,166 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 105.1) internal successors, (1051), 10 states have internal predecessors, (1051), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:13,167 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 120.0) internal successors, (1320), 11 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:13,168 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 120.0) internal successors, (1320), 11 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:13,168 INFO L186 Difference]: Start difference. First operand has 145 places, 117 transitions, 530 flow. Second operand 10 states and 1051 transitions. [2021-12-17 22:18:13,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 191 transitions, 1110 flow [2021-12-17 22:18:13,177 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 191 transitions, 1082 flow, removed 10 selfloop flow, removed 5 redundant places. [2021-12-17 22:18:13,179 INFO L242 Difference]: Finished difference. Result has 146 places, 132 transitions, 622 flow [2021-12-17 22:18:13,180 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=502, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=622, PETRI_PLACES=146, PETRI_TRANSITIONS=132} [2021-12-17 22:18:13,180 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, 21 predicate places. [2021-12-17 22:18:13,180 INFO L470 AbstractCegarLoop]: Abstraction has has 146 places, 132 transitions, 622 flow [2021-12-17 22:18:13,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 98.83333333333333) internal successors, (593), 6 states have internal predecessors, (593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:13,181 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:13,181 INFO L254 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, 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, 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, 1, 1, 1, 1, 1] [2021-12-17 22:18:13,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-17 22:18:13,181 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:13,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:13,182 INFO L85 PathProgramCache]: Analyzing trace with hash -27246876, now seen corresponding path program 1 times [2021-12-17 22:18:13,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:13,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233392337] [2021-12-17 22:18:13,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:13,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:13,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:13,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:13,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:13,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233392337] [2021-12-17 22:18:13,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233392337] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:13,271 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:13,271 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-17 22:18:13,271 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507780601] [2021-12-17 22:18:13,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:13,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-17 22:18:13,272 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:13,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-17 22:18:13,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-17 22:18:13,273 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 120 [2021-12-17 22:18:13,274 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 132 transitions, 622 flow. Second operand has 7 states, 7 states have (on average 98.85714285714286) internal successors, (692), 7 states have internal predecessors, (692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:13,274 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:13,274 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 120 [2021-12-17 22:18:13,274 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:13,857 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][134], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 242#true, Black: 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 281#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 115#L853-1true, 255#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,858 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-12-17 22:18:13,858 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-17 22:18:13,858 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-17 22:18:13,858 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-17 22:18:13,909 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][134], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 242#true, 281#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), 59#L3true, Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 171#true, Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,909 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,909 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,910 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,910 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,914 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][134], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 242#true, Black: 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 281#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), 59#L3true, Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 255#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,914 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,914 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,914 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,914 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,915 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][169], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 242#true, Black: 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 285#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 115#L853-1true, 255#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,915 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,915 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,915 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,916 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-17 22:18:13,956 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][147], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 283#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 242#true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), 77#L4true, Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 171#true, Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,956 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,956 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,956 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,956 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,957 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][169], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 242#true, 285#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), 59#L3true, Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 171#true, Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,957 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,958 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,958 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,958 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,961 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][147], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 242#true, Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), 283#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 77#L4true, 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,961 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,962 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,962 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,962 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,962 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][169], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 242#true, Black: 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 285#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), 59#L3true, Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 255#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:13,963 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,963 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,963 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,963 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-17 22:18:13,999 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][147], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 247#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 242#true, Black: 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 283#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 84#L4-1true, Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 171#true, Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:14,000 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,000 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,000 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,000 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,001 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][185], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 242#true, 287#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), 77#L4true, Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 171#true, Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:14,001 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,001 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,001 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,001 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,004 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][147], [P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 242#true, Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), 283#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 84#L4-1true, Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 67#L773true, 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:14,004 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,004 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,004 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,004 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,005 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][185], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 242#true, Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 287#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 77#L4true, 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:14,005 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,005 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,005 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,006 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-12-17 22:18:14,025 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][185], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 247#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 242#true, Black: 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 84#L4-1true, Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 287#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 208#(= ~__unbuffered_p2_EAX~0 0), 70#L827true, Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 171#true, Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 135#true, 13#L807true, 206#true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:14,026 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2021-12-17 22:18:14,026 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:14,026 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:14,026 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:14,030 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([909] L820-->L827: Formula: (let ((.cse13 (= 0 (mod v_~y$w_buff0_used~0_324 256))) (.cse5 (= 0 (mod v_~y$w_buff0_used~0_323 256))) (.cse12 (= 0 (mod v_~y$r_buff0_thd3~0_70 256))) (.cse14 (= 0 (mod v_~y$w_buff1_used~0_234 256))) (.cse4 (= 0 (mod v_~y$r_buff1_thd3~0_56 256)))) (let ((.cse1 (not .cse4)) (.cse7 (not .cse14)) (.cse8 (or .cse14 .cse4)) (.cse9 (or .cse5 .cse12)) (.cse2 (not .cse5)) (.cse11 (or .cse13 .cse12)) (.cse10 (not .cse13)) (.cse6 (not .cse12))) (and (let ((.cse0 (= 0 (mod v_~y$w_buff1_used~0_233 256))) (.cse3 (= 0 (mod v_~y$r_buff0_thd3~0_69 256)))) (or (and (or (and (not .cse0) .cse1) (and .cse2 (not .cse3))) (= v_~y$r_buff1_thd3~0_55 0)) (and (= v_~y$r_buff1_thd3~0_55 v_~y$r_buff1_thd3~0_56) (or .cse4 .cse0) (or .cse5 .cse3)))) (or (and (= v_~y$w_buff1_used~0_233 0) (or (and .cse2 .cse6) (and .cse1 .cse7))) (and .cse8 .cse9 (= v_~y$w_buff1_used~0_233 v_~y$w_buff1_used~0_234))) (or (and (= |v_P2Thread1of1ForFork1_#t~ite32_1| |v_P2_#t~ite32_29|) (= v_~y~0_110 v_~y$w_buff0~0_61) .cse10 .cse6) (and (= v_~y~0_110 |v_P2_#t~ite32_29|) .cse11 (or (and (= |v_P2_#t~ite32_29| v_~y$w_buff1~0_60) .cse1 .cse7) (and .cse8 (= |v_P2_#t~ite32_29| v_~y~0_111))))) (or (and (= v_~y$r_buff0_thd3~0_69 v_~y$r_buff0_thd3~0_70) .cse9) (and (= v_~y$r_buff0_thd3~0_69 0) .cse2 .cse6)) (or (and (= v_~y$w_buff0_used~0_323 v_~y$w_buff0_used~0_324) .cse11) (and (= v_~y$w_buff0_used~0_323 0) .cse10 .cse6))))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_56, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_324, ~y$w_buff1~0=v_~y$w_buff1~0_60, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_70, ~y$w_buff0~0=v_~y$w_buff0~0_61, ~y~0=v_~y~0_111, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_234} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_323, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_55, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, ~y$w_buff1~0=v_~y$w_buff1~0_60, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_69, ~y$w_buff0~0=v_~y$w_buff0~0_61, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~y~0=v_~y~0_110, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} AuxVars[|v_P2_#t~ite32_29|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, ~y$r_buff1_thd3~0, P2Thread1of1ForFork1_#t~ite37, ~y$w_buff0_used~0, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, ~y$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite33, ~y~0, ~y$w_buff1_used~0][185], [P2Thread1of1ForFork1InUse, 30#L778true, P0Thread1of1ForFork2InUse, Black: 253#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 251#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 242#true, Black: 249#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0) (= ~__unbuffered_cnt~0 0)), Black: 245#(and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 84#L4-1true, Black: 174#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 257#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), 287#(and (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~main$tmp_guard0~0 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|)), Black: 138#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), Black: 157#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 137#(= ~__unbuffered_p0_EAX~0 0), Black: 208#(= ~__unbuffered_p2_EAX~0 0), Black: 220#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), 70#L827true, Black: 153#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 224#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 155#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 210#(and (<= (div ~main$tmp_guard1~0 256) 0) (<= 1 ~main$tmp_guard1~0)), Black: 226#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 218#(and (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (<= 1 ~main$tmp_guard1~0)), Black: 228#(and (or (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))) (<= 1 ~main$tmp_guard1~0)), Black: 209#(or (not (= 0 ~__unbuffered_p2_EBX~0)) (not (= 2 ~__unbuffered_p2_EAX~0)) (not (= 0 ~__unbuffered_p0_EBX~0)) (not (= 1 ~__unbuffered_p0_EAX~0)) (not (= 2 ~z~0))), 171#true, 135#true, 206#true, 13#L807true, P1Thread1of1ForFork0InUse]) [2021-12-17 22:18:14,030 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2021-12-17 22:18:14,030 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:14,030 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:14,031 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-12-17 22:18:14,060 INFO L129 PetriNetUnfolder]: 1978/4284 cut-off events. [2021-12-17 22:18:14,060 INFO L130 PetriNetUnfolder]: For 9858/10906 co-relation queries the response was YES. [2021-12-17 22:18:14,079 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13895 conditions, 4284 events. 1978/4284 cut-off events. For 9858/10906 co-relation queries the response was YES. Maximal size of possible extension queue 345. Compared 35426 event pairs, 173 based on Foata normal form. 111/4206 useless extension candidates. Maximal degree in co-relation 13803. Up to 718 conditions per place. [2021-12-17 22:18:14,091 INFO L132 encePairwiseOnDemand]: 110/120 looper letters, 69 selfloop transitions, 32 changer transitions 28/225 dead transitions. [2021-12-17 22:18:14,092 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 225 transitions, 1491 flow [2021-12-17 22:18:14,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-17 22:18:14,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-17 22:18:14,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1369 transitions. [2021-12-17 22:18:14,096 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8775641025641026 [2021-12-17 22:18:14,096 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1369 transitions. [2021-12-17 22:18:14,096 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1369 transitions. [2021-12-17 22:18:14,097 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:14,097 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1369 transitions. [2021-12-17 22:18:14,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 105.3076923076923) internal successors, (1369), 13 states have internal predecessors, (1369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:14,101 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 120.0) internal successors, (1680), 14 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:14,102 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 120.0) internal successors, (1680), 14 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:14,102 INFO L186 Difference]: Start difference. First operand has 146 places, 132 transitions, 622 flow. Second operand 13 states and 1369 transitions. [2021-12-17 22:18:14,102 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 225 transitions, 1491 flow [2021-12-17 22:18:14,125 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 225 transitions, 1447 flow, removed 21 selfloop flow, removed 7 redundant places. [2021-12-17 22:18:14,128 INFO L242 Difference]: Finished difference. Result has 155 places, 152 transitions, 851 flow [2021-12-17 22:18:14,128 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=608, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=851, PETRI_PLACES=155, PETRI_TRANSITIONS=152} [2021-12-17 22:18:14,128 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, 30 predicate places. [2021-12-17 22:18:14,129 INFO L470 AbstractCegarLoop]: Abstraction has has 155 places, 152 transitions, 851 flow [2021-12-17 22:18:14,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 98.85714285714286) internal successors, (692), 7 states have internal predecessors, (692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:14,129 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:14,129 INFO L254 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 22:18:14,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-17 22:18:14,130 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:14,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:14,130 INFO L85 PathProgramCache]: Analyzing trace with hash -300786303, now seen corresponding path program 1 times [2021-12-17 22:18:14,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:14,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642353487] [2021-12-17 22:18:14,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:14,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:14,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:14,251 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:14,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642353487] [2021-12-17 22:18:14,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642353487] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:14,251 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:14,251 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-17 22:18:14,251 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92634332] [2021-12-17 22:18:14,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:14,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-17 22:18:14,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:14,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-17 22:18:14,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-17 22:18:14,253 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 120 [2021-12-17 22:18:14,254 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 152 transitions, 851 flow. Second operand has 7 states, 7 states have (on average 92.28571428571429) internal successors, (646), 7 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:14,254 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:14,254 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 120 [2021-12-17 22:18:14,254 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:14,723 INFO L129 PetriNetUnfolder]: 709/2783 cut-off events. [2021-12-17 22:18:14,723 INFO L130 PetriNetUnfolder]: For 6636/7053 co-relation queries the response was YES. [2021-12-17 22:18:14,739 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8794 conditions, 2783 events. 709/2783 cut-off events. For 6636/7053 co-relation queries the response was YES. Maximal size of possible extension queue 324. Compared 28264 event pairs, 47 based on Foata normal form. 12/2657 useless extension candidates. Maximal degree in co-relation 8697. Up to 547 conditions per place. [2021-12-17 22:18:14,748 INFO L132 encePairwiseOnDemand]: 104/120 looper letters, 47 selfloop transitions, 30 changer transitions 22/209 dead transitions. [2021-12-17 22:18:14,748 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 209 transitions, 1385 flow [2021-12-17 22:18:14,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-17 22:18:14,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-17 22:18:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1063 transitions. [2021-12-17 22:18:14,751 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8053030303030303 [2021-12-17 22:18:14,751 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1063 transitions. [2021-12-17 22:18:14,751 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1063 transitions. [2021-12-17 22:18:14,752 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:14,752 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1063 transitions. [2021-12-17 22:18:14,754 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 96.63636363636364) internal successors, (1063), 11 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) [2021-12-17 22:18:14,755 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 120.0) internal successors, (1440), 12 states have internal predecessors, (1440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:14,756 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 120.0) internal successors, (1440), 12 states have internal predecessors, (1440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:14,756 INFO L186 Difference]: Start difference. First operand has 155 places, 152 transitions, 851 flow. Second operand 11 states and 1063 transitions. [2021-12-17 22:18:14,756 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 209 transitions, 1385 flow [2021-12-17 22:18:14,839 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 209 transitions, 1271 flow, removed 44 selfloop flow, removed 6 redundant places. [2021-12-17 22:18:14,841 INFO L242 Difference]: Finished difference. Result has 168 places, 165 transitions, 1024 flow [2021-12-17 22:18:14,842 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=737, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1024, PETRI_PLACES=168, PETRI_TRANSITIONS=165} [2021-12-17 22:18:14,842 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, 43 predicate places. [2021-12-17 22:18:14,842 INFO L470 AbstractCegarLoop]: Abstraction has has 168 places, 165 transitions, 1024 flow [2021-12-17 22:18:14,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 92.28571428571429) internal successors, (646), 7 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:14,843 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:14,843 INFO L254 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 22:18:14,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-17 22:18:14,843 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:14,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:14,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1894343971, now seen corresponding path program 2 times [2021-12-17 22:18:14,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:14,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245779557] [2021-12-17 22:18:14,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:14,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:14,945 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:14,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245779557] [2021-12-17 22:18:14,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245779557] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:14,946 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:14,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-17 22:18:14,946 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156181815] [2021-12-17 22:18:14,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:14,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-17 22:18:14,946 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:14,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-17 22:18:14,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-12-17 22:18:14,948 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 120 [2021-12-17 22:18:14,948 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 165 transitions, 1024 flow. Second operand has 8 states, 8 states have (on average 91.875) internal successors, (735), 8 states have internal predecessors, (735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:14,948 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:14,948 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 120 [2021-12-17 22:18:14,949 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:15,554 INFO L129 PetriNetUnfolder]: 911/3544 cut-off events. [2021-12-17 22:18:15,554 INFO L130 PetriNetUnfolder]: For 6762/6844 co-relation queries the response was YES. [2021-12-17 22:18:15,620 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9856 conditions, 3544 events. 911/3544 cut-off events. For 6762/6844 co-relation queries the response was YES. Maximal size of possible extension queue 440. Compared 38559 event pairs, 50 based on Foata normal form. 15/3359 useless extension candidates. Maximal degree in co-relation 9746. Up to 307 conditions per place. [2021-12-17 22:18:15,635 INFO L132 encePairwiseOnDemand]: 104/120 looper letters, 58 selfloop transitions, 31 changer transitions 20/219 dead transitions. [2021-12-17 22:18:15,635 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 219 transitions, 1594 flow [2021-12-17 22:18:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-17 22:18:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-17 22:18:15,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 892 transitions. [2021-12-17 22:18:15,638 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.825925925925926 [2021-12-17 22:18:15,638 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 892 transitions. [2021-12-17 22:18:15,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 892 transitions. [2021-12-17 22:18:15,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:15,639 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 892 transitions. [2021-12-17 22:18:15,641 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 99.11111111111111) internal successors, (892), 9 states have internal predecessors, (892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:15,643 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 120.0) internal successors, (1200), 10 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:15,643 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 120.0) internal successors, (1200), 10 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:15,644 INFO L186 Difference]: Start difference. First operand has 168 places, 165 transitions, 1024 flow. Second operand 9 states and 892 transitions. [2021-12-17 22:18:15,644 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 219 transitions, 1594 flow [2021-12-17 22:18:15,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 219 transitions, 1488 flow, removed 53 selfloop flow, removed 6 redundant places. [2021-12-17 22:18:15,714 INFO L242 Difference]: Finished difference. Result has 170 places, 169 transitions, 1151 flow [2021-12-17 22:18:15,714 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=974, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=134, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1151, PETRI_PLACES=170, PETRI_TRANSITIONS=169} [2021-12-17 22:18:15,715 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, 45 predicate places. [2021-12-17 22:18:15,715 INFO L470 AbstractCegarLoop]: Abstraction has has 170 places, 169 transitions, 1151 flow [2021-12-17 22:18:15,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 91.875) internal successors, (735), 8 states have internal predecessors, (735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:15,715 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:15,716 INFO L254 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 22:18:15,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-17 22:18:15,716 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:15,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:15,716 INFO L85 PathProgramCache]: Analyzing trace with hash 367814021, now seen corresponding path program 3 times [2021-12-17 22:18:15,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:15,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818548066] [2021-12-17 22:18:15,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:15,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:15,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:15,819 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:15,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818548066] [2021-12-17 22:18:15,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818548066] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:15,819 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:15,819 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-17 22:18:15,819 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544738725] [2021-12-17 22:18:15,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:15,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-17 22:18:15,820 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:15,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-17 22:18:15,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-17 22:18:15,822 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 120 [2021-12-17 22:18:15,822 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 169 transitions, 1151 flow. Second operand has 8 states, 8 states have (on average 98.875) internal successors, (791), 8 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:15,823 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:15,823 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 120 [2021-12-17 22:18:15,823 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:17,085 INFO L129 PetriNetUnfolder]: 3611/7666 cut-off events. [2021-12-17 22:18:17,085 INFO L130 PetriNetUnfolder]: For 28001/32915 co-relation queries the response was YES. [2021-12-17 22:18:17,124 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26253 conditions, 7666 events. 3611/7666 cut-off events. For 28001/32915 co-relation queries the response was YES. Maximal size of possible extension queue 666. Compared 72054 event pairs, 260 based on Foata normal form. 360/7686 useless extension candidates. Maximal degree in co-relation 26217. Up to 1036 conditions per place. [2021-12-17 22:18:17,135 INFO L132 encePairwiseOnDemand]: 110/120 looper letters, 44 selfloop transitions, 28 changer transitions 76/259 dead transitions. [2021-12-17 22:18:17,135 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 259 transitions, 2272 flow [2021-12-17 22:18:17,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-17 22:18:17,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-12-17 22:18:17,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1651 transitions. [2021-12-17 22:18:17,139 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8598958333333333 [2021-12-17 22:18:17,140 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1651 transitions. [2021-12-17 22:18:17,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1651 transitions. [2021-12-17 22:18:17,141 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:17,141 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1651 transitions. [2021-12-17 22:18:17,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 103.1875) internal successors, (1651), 16 states have internal predecessors, (1651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:17,147 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 120.0) internal successors, (2040), 17 states have internal predecessors, (2040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:17,148 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 120.0) internal successors, (2040), 17 states have internal predecessors, (2040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:17,148 INFO L186 Difference]: Start difference. First operand has 170 places, 169 transitions, 1151 flow. Second operand 16 states and 1651 transitions. [2021-12-17 22:18:17,148 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 259 transitions, 2272 flow [2021-12-17 22:18:17,312 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 259 transitions, 2182 flow, removed 21 selfloop flow, removed 8 redundant places. [2021-12-17 22:18:17,315 INFO L242 Difference]: Finished difference. Result has 180 places, 156 transitions, 1032 flow [2021-12-17 22:18:17,316 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=1061, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=141, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=1032, PETRI_PLACES=180, PETRI_TRANSITIONS=156} [2021-12-17 22:18:17,316 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, 55 predicate places. [2021-12-17 22:18:17,317 INFO L470 AbstractCegarLoop]: Abstraction has has 180 places, 156 transitions, 1032 flow [2021-12-17 22:18:17,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 98.875) internal successors, (791), 8 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:17,317 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:17,317 INFO L254 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 22:18:17,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-17 22:18:17,318 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:17,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:17,319 INFO L85 PathProgramCache]: Analyzing trace with hash -910321628, now seen corresponding path program 1 times [2021-12-17 22:18:17,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:17,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447990147] [2021-12-17 22:18:17,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:17,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:17,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:17,453 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:17,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447990147] [2021-12-17 22:18:17,453 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447990147] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:17,455 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:17,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-17 22:18:17,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359352304] [2021-12-17 22:18:17,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:17,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-17 22:18:17,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:17,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-17 22:18:17,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-17 22:18:17,458 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 120 [2021-12-17 22:18:17,459 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 156 transitions, 1032 flow. Second operand has 7 states, 7 states have (on average 94.42857142857143) internal successors, (661), 7 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:17,459 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:17,459 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 120 [2021-12-17 22:18:17,459 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:17,998 INFO L129 PetriNetUnfolder]: 686/3545 cut-off events. [2021-12-17 22:18:17,999 INFO L130 PetriNetUnfolder]: For 8332/8513 co-relation queries the response was YES. [2021-12-17 22:18:18,017 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10285 conditions, 3545 events. 686/3545 cut-off events. For 8332/8513 co-relation queries the response was YES. Maximal size of possible extension queue 503. Compared 43852 event pairs, 55 based on Foata normal form. 9/3347 useless extension candidates. Maximal degree in co-relation 10175. Up to 397 conditions per place. [2021-12-17 22:18:18,021 INFO L132 encePairwiseOnDemand]: 108/120 looper letters, 23 selfloop transitions, 9 changer transitions 38/173 dead transitions. [2021-12-17 22:18:18,021 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 173 transitions, 1286 flow [2021-12-17 22:18:18,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-17 22:18:18,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-17 22:18:18,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 681 transitions. [2021-12-17 22:18:18,023 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8107142857142857 [2021-12-17 22:18:18,023 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 681 transitions. [2021-12-17 22:18:18,023 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 681 transitions. [2021-12-17 22:18:18,023 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:18,024 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 681 transitions. [2021-12-17 22:18:18,025 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 97.28571428571429) internal successors, (681), 7 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) [2021-12-17 22:18:18,026 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 120.0) internal successors, (960), 8 states have internal predecessors, (960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:18,026 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 120.0) internal successors, (960), 8 states have internal predecessors, (960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:18,026 INFO L186 Difference]: Start difference. First operand has 180 places, 156 transitions, 1032 flow. Second operand 7 states and 681 transitions. [2021-12-17 22:18:18,026 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 173 transitions, 1286 flow [2021-12-17 22:18:18,109 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 173 transitions, 1143 flow, removed 39 selfloop flow, removed 19 redundant places. [2021-12-17 22:18:18,111 INFO L242 Difference]: Finished difference. Result has 167 places, 132 transitions, 575 flow [2021-12-17 22:18:18,111 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=913, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=156, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=575, PETRI_PLACES=167, PETRI_TRANSITIONS=132} [2021-12-17 22:18:18,111 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, 42 predicate places. [2021-12-17 22:18:18,112 INFO L470 AbstractCegarLoop]: Abstraction has has 167 places, 132 transitions, 575 flow [2021-12-17 22:18:18,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 94.42857142857143) internal successors, (661), 7 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:18,112 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:18,112 INFO L254 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 22:18:18,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-17 22:18:18,113 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:18,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:18,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1569603292, now seen corresponding path program 2 times [2021-12-17 22:18:18,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:18,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327856254] [2021-12-17 22:18:18,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:18,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:18,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:18,303 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:18,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327856254] [2021-12-17 22:18:18,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327856254] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:18,303 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:18,303 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-17 22:18:18,303 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969405115] [2021-12-17 22:18:18,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:18,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-17 22:18:18,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:18,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-17 22:18:18,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-17 22:18:18,305 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 120 [2021-12-17 22:18:18,306 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 132 transitions, 575 flow. Second operand has 9 states, 9 states have (on average 88.33333333333333) internal successors, (795), 9 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:18,306 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:18,306 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 120 [2021-12-17 22:18:18,306 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:18,651 INFO L129 PetriNetUnfolder]: 285/1575 cut-off events. [2021-12-17 22:18:18,652 INFO L130 PetriNetUnfolder]: For 1335/1393 co-relation queries the response was YES. [2021-12-17 22:18:18,659 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3491 conditions, 1575 events. 285/1575 cut-off events. For 1335/1393 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 15993 event pairs, 3 based on Foata normal form. 9/1501 useless extension candidates. Maximal degree in co-relation 3460. Up to 191 conditions per place. [2021-12-17 22:18:18,662 INFO L132 encePairwiseOnDemand]: 102/120 looper letters, 37 selfloop transitions, 22 changer transitions 5/161 dead transitions. [2021-12-17 22:18:18,662 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 161 transitions, 916 flow [2021-12-17 22:18:18,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-17 22:18:18,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-12-17 22:18:18,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1077 transitions. [2021-12-17 22:18:18,664 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7479166666666667 [2021-12-17 22:18:18,665 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1077 transitions. [2021-12-17 22:18:18,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1077 transitions. [2021-12-17 22:18:18,665 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:18,665 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1077 transitions. [2021-12-17 22:18:18,666 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 89.75) internal successors, (1077), 12 states have internal predecessors, (1077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:18,669 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 120.0) internal successors, (1560), 13 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:18,669 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 120.0) internal successors, (1560), 13 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:18,669 INFO L186 Difference]: Start difference. First operand has 167 places, 132 transitions, 575 flow. Second operand 12 states and 1077 transitions. [2021-12-17 22:18:18,669 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 161 transitions, 916 flow [2021-12-17 22:18:18,682 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 161 transitions, 816 flow, removed 14 selfloop flow, removed 14 redundant places. [2021-12-17 22:18:18,684 INFO L242 Difference]: Finished difference. Result has 166 places, 143 transitions, 668 flow [2021-12-17 22:18:18,684 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=514, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=668, PETRI_PLACES=166, PETRI_TRANSITIONS=143} [2021-12-17 22:18:18,684 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, 41 predicate places. [2021-12-17 22:18:18,685 INFO L470 AbstractCegarLoop]: Abstraction has has 166 places, 143 transitions, 668 flow [2021-12-17 22:18:18,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 88.33333333333333) internal successors, (795), 9 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:18,685 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:18,685 INFO L254 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 22:18:18,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-17 22:18:18,685 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:18,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:18,686 INFO L85 PathProgramCache]: Analyzing trace with hash -371903956, now seen corresponding path program 3 times [2021-12-17 22:18:18,686 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:18,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691848504] [2021-12-17 22:18:18,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:18,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:18:18,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:18:18,870 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:18:18,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691848504] [2021-12-17 22:18:18,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691848504] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:18:18,871 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:18:18,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-17 22:18:18,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419011005] [2021-12-17 22:18:18,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:18:18,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-17 22:18:18,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:18:18,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-17 22:18:18,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-12-17 22:18:18,873 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 120 [2021-12-17 22:18:18,874 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 143 transitions, 668 flow. Second operand has 11 states, 11 states have (on average 94.0909090909091) internal successors, (1035), 11 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:18,874 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:18:18,875 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 120 [2021-12-17 22:18:18,875 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 22:18:19,201 INFO L129 PetriNetUnfolder]: 305/1742 cut-off events. [2021-12-17 22:18:19,201 INFO L130 PetriNetUnfolder]: For 1402/1475 co-relation queries the response was YES. [2021-12-17 22:18:19,209 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3791 conditions, 1742 events. 305/1742 cut-off events. For 1402/1475 co-relation queries the response was YES. Maximal size of possible extension queue 233. Compared 18269 event pairs, 4 based on Foata normal form. 9/1651 useless extension candidates. Maximal degree in co-relation 3762. Up to 224 conditions per place. [2021-12-17 22:18:19,211 INFO L132 encePairwiseOnDemand]: 110/120 looper letters, 20 selfloop transitions, 6 changer transitions 26/153 dead transitions. [2021-12-17 22:18:19,211 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 153 transitions, 789 flow [2021-12-17 22:18:19,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-17 22:18:19,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-17 22:18:19,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1047 transitions. [2021-12-17 22:18:19,239 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7931818181818182 [2021-12-17 22:18:19,239 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1047 transitions. [2021-12-17 22:18:19,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1047 transitions. [2021-12-17 22:18:19,240 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 22:18:19,240 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1047 transitions. [2021-12-17 22:18:19,243 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 95.18181818181819) internal successors, (1047), 11 states have internal predecessors, (1047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:19,245 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 120.0) internal successors, (1440), 12 states have internal predecessors, (1440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:19,245 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 120.0) internal successors, (1440), 12 states have internal predecessors, (1440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:19,245 INFO L186 Difference]: Start difference. First operand has 166 places, 143 transitions, 668 flow. Second operand 11 states and 1047 transitions. [2021-12-17 22:18:19,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 153 transitions, 789 flow [2021-12-17 22:18:19,259 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 153 transitions, 756 flow, removed 8 selfloop flow, removed 7 redundant places. [2021-12-17 22:18:19,261 INFO L242 Difference]: Finished difference. Result has 171 places, 126 transitions, 500 flow [2021-12-17 22:18:19,261 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=120, PETRI_DIFFERENCE_MINUEND_FLOW=639, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=500, PETRI_PLACES=171, PETRI_TRANSITIONS=126} [2021-12-17 22:18:19,263 INFO L334 CegarLoopForPetriNet]: 125 programPoint places, 46 predicate places. [2021-12-17 22:18:19,263 INFO L470 AbstractCegarLoop]: Abstraction has has 171 places, 126 transitions, 500 flow [2021-12-17 22:18:19,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 94.0909090909091) internal successors, (1035), 11 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 22:18:19,263 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:18:19,264 INFO L254 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 22:18:19,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-17 22:18:19,264 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-17 22:18:19,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:18:19,264 INFO L85 PathProgramCache]: Analyzing trace with hash 422484480, now seen corresponding path program 4 times [2021-12-17 22:18:19,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:18:19,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216344759] [2021-12-17 22:18:19,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:18:19,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:18:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-17 22:18:19,302 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-17 22:18:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-17 22:18:19,408 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-17 22:18:19,409 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-17 22:18:19,410 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2021-12-17 22:18:19,412 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2021-12-17 22:18:19,412 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining) [2021-12-17 22:18:19,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2021-12-17 22:18:19,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining) [2021-12-17 22:18:19,413 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2021-12-17 22:18:19,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-17 22:18:19,416 INFO L732 BasicCegarLoop]: Path program histogram: [4, 3, 1, 1, 1, 1, 1, 1] [2021-12-17 22:18:19,420 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-12-17 22:18:19,421 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 22:18:19,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 10:18:19 BasicIcfg [2021-12-17 22:18:19,533 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 22:18:19,533 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 22:18:19,533 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 22:18:19,533 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 22:18:19,534 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:18:08" (3/4) ... [2021-12-17 22:18:19,535 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-17 22:18:19,620 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-17 22:18:19,621 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 22:18:19,621 INFO L158 Benchmark]: Toolchain (without parser) took 12146.87ms. Allocated memory was 86.0MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 52.9MB in the beginning and 660.7MB in the end (delta: -607.8MB). Peak memory consumption was 669.7MB. Max. memory is 16.1GB. [2021-12-17 22:18:19,621 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 86.0MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 75.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 22:18:19,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.82ms. Allocated memory is still 86.0MB. Free memory was 52.7MB in the beginning and 49.2MB in the end (delta: 3.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-17 22:18:19,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.82ms. Allocated memory is still 86.0MB. Free memory was 49.2MB in the beginning and 46.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-17 22:18:19,622 INFO L158 Benchmark]: Boogie Preprocessor took 23.45ms. Allocated memory is still 86.0MB. Free memory was 46.8MB in the beginning and 44.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-17 22:18:19,622 INFO L158 Benchmark]: RCFGBuilder took 748.70ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 44.7MB in the beginning and 44.8MB in the end (delta: -55.3kB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-12-17 22:18:19,623 INFO L158 Benchmark]: TraceAbstraction took 10713.97ms. Allocated memory was 119.5MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 44.8MB in the beginning and 700.6MB in the end (delta: -655.8MB). Peak memory consumption was 589.5MB. Max. memory is 16.1GB. [2021-12-17 22:18:19,623 INFO L158 Benchmark]: Witness Printer took 87.57ms. Allocated memory is still 1.4GB. Free memory was 700.6MB in the beginning and 660.7MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-12-17 22:18:19,624 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 86.0MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 75.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.82ms. Allocated memory is still 86.0MB. Free memory was 52.7MB in the beginning and 49.2MB in the end (delta: 3.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.82ms. Allocated memory is still 86.0MB. Free memory was 49.2MB in the beginning and 46.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.45ms. Allocated memory is still 86.0MB. Free memory was 46.8MB in the beginning and 44.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 748.70ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 44.7MB in the beginning and 44.8MB in the end (delta: -55.3kB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * TraceAbstraction took 10713.97ms. Allocated memory was 119.5MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 44.8MB in the beginning and 700.6MB in the end (delta: -655.8MB). Peak memory consumption was 589.5MB. Max. memory is 16.1GB. * Witness Printer took 87.57ms. Allocated memory is still 1.4GB. Free memory was 700.6MB in the beginning and 660.7MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p0_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0] [L716] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0] [L718] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L720] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0] [L721] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0] [L722] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L724] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L726] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L727] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L728] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L729] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L730] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L731] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L732] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=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] [L733] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$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_buff1_thd0=0] [L734] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$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_buff1_thd0=0, y$r_buff1_thd1=0] [L735] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=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$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L736] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=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$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L737] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L738] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L739] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=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$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L740] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=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$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L741] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L742] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L744] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$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, z=0] [L745] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=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$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=0] [L746] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L844] 0 pthread_t t636; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t636={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L845] FCALL, FORK 0 pthread_create(&t636, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t636, ((void *)0), P0, ((void *)0))=-2, t636={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L846] 0 pthread_t t637; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t636={5:0}, t637={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L847] FCALL, FORK 0 pthread_create(&t637, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t637, ((void *)0), P1, ((void *)0))=-1, t636={5:0}, t637={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L848] 0 pthread_t t638; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t636={5:0}, t637={6:0}, t638={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L849] FCALL, FORK 0 pthread_create(&t638, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t638, ((void *)0), P2, ((void *)0))=0, t636={5:0}, t637={6:0}, t638={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L784] 2 y$w_buff1 = y$w_buff0 [L785] 2 y$w_buff0 = 1 [L786] 2 y$w_buff1_used = y$w_buff0_used [L787] 2 y$w_buff0_used = (_Bool)1 [L788] CALL 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L19] COND FALSE 2 !(!expression) [L788] RET 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L789] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L790] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L791] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L792] 2 y$r_buff1_thd3 = y$r_buff0_thd3 [L793] 2 y$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L796] 2 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L813] 3 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L816] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L819] 3 __unbuffered_p2_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L750] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L753] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L756] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L759] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L760] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L761] 1 y$flush_delayed = weak$$choice2 [L762] 1 y$mem_tmp = y [L763] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L763] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L764] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L764] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L765] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L765] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L766] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L766] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L767] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L767] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L768] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L768] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L769] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L769] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L770] 1 __unbuffered_p0_EBX = y [L771] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L771] 1 y = y$flush_delayed ? y$mem_tmp : y [L772] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L799] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L799] 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) [L800] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L800] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L801] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L801] 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 [L802] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L802] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L803] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L803] 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 [L806] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_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$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L777] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L822] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L822] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L822] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L822] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L823] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L823] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L824] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L824] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L825] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L825] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L826] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L826] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L829] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L851] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t636={5:0}, t637={6:0}, t638={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L853] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L853] RET 0 assume_abort_if_not(main$tmp_guard0) [L855] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L855] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L855] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L855] 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) [L856] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L856] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L857] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L857] 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 [L858] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L858] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L859] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L859] 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 [L862] 0 main$tmp_guard1 = !(z == 2 && __unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 2 && __unbuffered_p2_EBX == 0) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t636={5:0}, t637={6:0}, t638={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L864] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L19] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, a=1, 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$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] - UnprovableResult [Line: 19]: 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: 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 7 procedures, 149 locations, 6 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: 10.5s, OverallIterations: 13, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 762 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 762 mSDsluCounter, 955 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1438 mSDsCounter, 137 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1615 IncrementalHoareTripleChecker+Invalid, 1752 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 137 mSolverCounterUnsat, 206 mSDtfsCounter, 1615 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 160 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1151occurred in iteration=8, InterpolantAutomatonStates: 131, 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, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1109 NumberOfCodeBlocks, 1109 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1003 ConstructedInterpolants, 0 QuantifiedInterpolants, 4761 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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! [2021-12-17 22:18:19,663 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