/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-b8dbc81 [2023-01-28 06:54:17,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-28 06:54:17,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-28 06:54:17,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-01-28 06:54:17,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-28 06:54:17,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-28 06:54:17,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-28 06:54:17,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-28 06:54:17,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-28 06:54:17,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-28 06:54:17,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-28 06:54:17,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-28 06:54:17,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-28 06:54:17,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-28 06:54:17,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-28 06:54:17,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-28 06:54:17,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-01-28 06:54:17,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-01-28 06:54:17,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-01-28 06:54:17,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-01-28 06:54:17,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-01-28 06:54:17,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-01-28 06:54:17,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-01-28 06:54:17,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-01-28 06:54:17,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-01-28 06:54:17,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-28 06:54:17,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-28 06:54:17,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-28 06:54:17,097 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf [2023-01-28 06:54:17,120 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-28 06:54:17,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-28 06:54:17,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-28 06:54:17,121 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-28 06:54:17,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-28 06:54:17,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-28 06:54:17,121 INFO L138 SettingsManager]: * Use SBE=true [2023-01-28 06:54:17,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-28 06:54:17,121 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-28 06:54:17,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-28 06:54:17,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-28 06:54:17,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-28 06:54:17,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-28 06:54:17,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-28 06:54:17,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-28 06:54:17,122 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-28 06:54:17,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-28 06:54:17,122 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-28 06:54:17,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-28 06:54:17,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-28 06:54:17,122 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-28 06:54:17,122 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-28 06:54:17,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-28 06:54:17,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 06:54:17,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-28 06:54:17,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-28 06:54:17,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-28 06:54:17,123 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-28 06:54:17,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-28 06:54:17,123 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-01-28 06:54:17,123 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-01-28 06:54:17,123 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-01-28 06:54:17,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-28 06:54:17,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-28 06:54:17,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-28 06:54:17,329 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-28 06:54:17,331 INFO L275 PluginConnector]: CDTParser initialized [2023-01-28 06:54:17,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2023-01-28 06:54:18,224 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-28 06:54:18,398 INFO L351 CDTParser]: Found 1 translation units. [2023-01-28 06:54:18,399 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2023-01-28 06:54:18,406 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a8af8dc0/5372cfd334e340b3bd05e283c2e41fb9/FLAG387b82bc3 [2023-01-28 06:54:18,415 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a8af8dc0/5372cfd334e340b3bd05e283c2e41fb9 [2023-01-28 06:54:18,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-28 06:54:18,417 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-28 06:54:18,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-28 06:54:18,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-28 06:54:18,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-28 06:54:18,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59263005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18, skipping insertion in model container [2023-01-28 06:54:18,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-28 06:54:18,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-28 06:54:18,606 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i[966,979] [2023-01-28 06:54:18,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 06:54:18,792 INFO L203 MainTranslator]: Completed pre-run [2023-01-28 06:54:18,800 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i[966,979] [2023-01-28 06:54:18,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 06:54:18,873 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-01-28 06:54:18,873 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-01-28 06:54:18,878 INFO L208 MainTranslator]: Completed translation [2023-01-28 06:54:18,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18 WrapperNode [2023-01-28 06:54:18,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-28 06:54:18,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-28 06:54:18,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-28 06:54:18,879 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-28 06:54:18,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,933 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 160 [2023-01-28 06:54:18,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-28 06:54:18,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-28 06:54:18,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-28 06:54:18,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-28 06:54:18,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,962 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-28 06:54:18,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-28 06:54:18,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-28 06:54:18,966 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-28 06:54:18,967 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (1/1) ... [2023-01-28 06:54:18,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 06:54:18,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-28 06:54:18,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-01-28 06:54:18,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-01-28 06:54:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-28 06:54:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-01-28 06:54:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-28 06:54:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-28 06:54:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-28 06:54:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-01-28 06:54:19,029 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-01-28 06:54:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-01-28 06:54:19,029 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-01-28 06:54:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-01-28 06:54:19,029 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-01-28 06:54:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-01-28 06:54:19,029 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-01-28 06:54:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-28 06:54:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-01-28 06:54:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-28 06:54:19,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-28 06:54:19,030 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-28 06:54:19,163 INFO L236 CfgBuilder]: Building ICFG [2023-01-28 06:54:19,166 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-28 06:54:19,375 INFO L277 CfgBuilder]: Performing block encoding [2023-01-28 06:54:19,446 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-28 06:54:19,446 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-01-28 06:54:19,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 06:54:19 BoogieIcfgContainer [2023-01-28 06:54:19,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-28 06:54:19,450 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-28 06:54:19,450 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-28 06:54:19,452 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-28 06:54:19,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 06:54:18" (1/3) ... [2023-01-28 06:54:19,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36297834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 06:54:19, skipping insertion in model container [2023-01-28 06:54:19,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 06:54:18" (2/3) ... [2023-01-28 06:54:19,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36297834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 06:54:19, skipping insertion in model container [2023-01-28 06:54:19,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 06:54:19" (3/3) ... [2023-01-28 06:54:19,455 INFO L112 eAbstractionObserver]: Analyzing ICFG mix030_power.opt_pso.opt_rmo.opt.i [2023-01-28 06:54:19,467 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-28 06:54:19,467 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-01-28 06:54:19,467 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-28 06:54:19,531 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-01-28 06:54:19,561 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 139 places, 128 transitions, 276 flow [2023-01-28 06:54:19,612 INFO L130 PetriNetUnfolder]: 2/124 cut-off events. [2023-01-28 06:54:19,613 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-01-28 06:54:19,618 INFO L83 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 124 events. 2/124 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 69 event pairs, 0 based on Foata normal form. 0/120 useless extension candidates. Maximal degree in co-relation 87. Up to 2 conditions per place. [2023-01-28 06:54:19,618 INFO L82 GeneralOperation]: Start removeDead. Operand has 139 places, 128 transitions, 276 flow [2023-01-28 06:54:19,622 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 135 places, 124 transitions, 260 flow [2023-01-28 06:54:19,625 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-01-28 06:54:19,636 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 135 places, 124 transitions, 260 flow [2023-01-28 06:54:19,638 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 135 places, 124 transitions, 260 flow [2023-01-28 06:54:19,638 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 135 places, 124 transitions, 260 flow [2023-01-28 06:54:19,670 INFO L130 PetriNetUnfolder]: 2/124 cut-off events. [2023-01-28 06:54:19,670 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-01-28 06:54:19,671 INFO L83 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 124 events. 2/124 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 69 event pairs, 0 based on Foata normal form. 0/120 useless extension candidates. Maximal degree in co-relation 87. Up to 2 conditions per place. [2023-01-28 06:54:19,673 INFO L119 LiptonReduction]: Number of co-enabled transitions 2986 [2023-01-28 06:54:23,482 INFO L134 LiptonReduction]: Checked pairs total: 8358 [2023-01-28 06:54:23,482 INFO L136 LiptonReduction]: Total number of compositions: 107 [2023-01-28 06:54:23,500 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-01-28 06:54:23,505 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@319a8ce8, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-01-28 06:54:23,506 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-01-28 06:54:23,519 INFO L130 PetriNetUnfolder]: 0/11 cut-off events. [2023-01-28 06:54:23,520 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-01-28 06:54:23,520 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:23,520 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:23,521 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:23,524 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:23,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1543104187, now seen corresponding path program 1 times [2023-01-28 06:54:23,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:23,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062411650] [2023-01-28 06:54:23,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:23,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:23,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:23,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:23,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:23,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062411650] [2023-01-28 06:54:23,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062411650] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:23,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:23,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-01-28 06:54:23,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511053643] [2023-01-28 06:54:23,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:23,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-28 06:54:23,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:23,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-28 06:54:23,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-28 06:54:23,889 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 235 [2023-01-28 06:54:23,892 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 29 transitions, 70 flow. Second operand has 3 states, 3 states have (on average 115.33333333333333) internal successors, (346), 3 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:23,892 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:23,892 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 235 [2023-01-28 06:54:23,893 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:24,326 INFO L130 PetriNetUnfolder]: 2855/4261 cut-off events. [2023-01-28 06:54:24,327 INFO L131 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2023-01-28 06:54:24,332 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8337 conditions, 4261 events. 2855/4261 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 248. Compared 24218 event pairs, 545 based on Foata normal form. 0/4017 useless extension candidates. Maximal degree in co-relation 8325. Up to 3103 conditions per place. [2023-01-28 06:54:24,345 INFO L137 encePairwiseOnDemand]: 232/235 looper letters, 33 selfloop transitions, 2 changer transitions 2/42 dead transitions. [2023-01-28 06:54:24,345 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 42 transitions, 173 flow [2023-01-28 06:54:24,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-28 06:54:24,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-01-28 06:54:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 377 transitions. [2023-01-28 06:54:24,354 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5347517730496454 [2023-01-28 06:54:24,354 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 377 transitions. [2023-01-28 06:54:24,355 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 377 transitions. [2023-01-28 06:54:24,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:24,357 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 377 transitions. [2023-01-28 06:54:24,360 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:24,363 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 235.0) internal successors, (940), 4 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:24,363 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 235.0) internal successors, (940), 4 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:24,364 INFO L175 Difference]: Start difference. First operand has 42 places, 29 transitions, 70 flow. Second operand 3 states and 377 transitions. [2023-01-28 06:54:24,365 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 42 transitions, 173 flow [2023-01-28 06:54:24,367 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 42 transitions, 168 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-01-28 06:54:24,368 INFO L231 Difference]: Finished difference. Result has 39 places, 27 transitions, 66 flow [2023-01-28 06:54:24,369 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=66, PETRI_PLACES=39, PETRI_TRANSITIONS=27} [2023-01-28 06:54:24,371 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, -3 predicate places. [2023-01-28 06:54:24,372 INFO L495 AbstractCegarLoop]: Abstraction has has 39 places, 27 transitions, 66 flow [2023-01-28 06:54:24,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 115.33333333333333) internal successors, (346), 3 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:24,372 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:24,372 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:24,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-01-28 06:54:24,372 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:24,373 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:24,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1850907968, now seen corresponding path program 1 times [2023-01-28 06:54:24,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:24,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576385183] [2023-01-28 06:54:24,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:24,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:25,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:25,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:25,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576385183] [2023-01-28 06:54:25,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576385183] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:25,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:25,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-28 06:54:25,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473144346] [2023-01-28 06:54:25,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:25,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 06:54:25,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:25,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 06:54:25,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-28 06:54:25,044 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 06:54:25,045 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 27 transitions, 66 flow. Second operand has 4 states, 4 states have (on average 98.75) internal successors, (395), 4 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:25,045 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:25,045 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 06:54:25,045 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:26,078 INFO L130 PetriNetUnfolder]: 10979/15002 cut-off events. [2023-01-28 06:54:26,078 INFO L131 PetriNetUnfolder]: For 692/692 co-relation queries the response was YES. [2023-01-28 06:54:26,093 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31030 conditions, 15002 events. 10979/15002 cut-off events. For 692/692 co-relation queries the response was YES. Maximal size of possible extension queue 509. Compared 73822 event pairs, 1299 based on Foata normal form. 380/15382 useless extension candidates. Maximal degree in co-relation 31020. Up to 10697 conditions per place. [2023-01-28 06:54:26,147 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 47 selfloop transitions, 14 changer transitions 0/61 dead transitions. [2023-01-28 06:54:26,147 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 61 transitions, 264 flow [2023-01-28 06:54:26,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 06:54:26,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 06:54:26,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 447 transitions. [2023-01-28 06:54:26,151 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.475531914893617 [2023-01-28 06:54:26,151 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 447 transitions. [2023-01-28 06:54:26,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 447 transitions. [2023-01-28 06:54:26,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:26,151 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 447 transitions. [2023-01-28 06:54:26,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 111.75) internal successors, (447), 4 states have internal predecessors, (447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:26,155 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:26,155 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:26,156 INFO L175 Difference]: Start difference. First operand has 39 places, 27 transitions, 66 flow. Second operand 4 states and 447 transitions. [2023-01-28 06:54:26,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 61 transitions, 264 flow [2023-01-28 06:54:26,158 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 61 transitions, 256 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-01-28 06:54:26,158 INFO L231 Difference]: Finished difference. Result has 42 places, 40 transitions, 170 flow [2023-01-28 06:54:26,159 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=170, PETRI_PLACES=42, PETRI_TRANSITIONS=40} [2023-01-28 06:54:26,159 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 0 predicate places. [2023-01-28 06:54:26,159 INFO L495 AbstractCegarLoop]: Abstraction has has 42 places, 40 transitions, 170 flow [2023-01-28 06:54:26,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 98.75) internal successors, (395), 4 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:26,160 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:26,160 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:26,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-01-28 06:54:26,160 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:26,161 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:26,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1543571077, now seen corresponding path program 1 times [2023-01-28 06:54:26,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:26,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268744808] [2023-01-28 06:54:26,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:26,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:26,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:26,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:26,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268744808] [2023-01-28 06:54:26,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268744808] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:26,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:26,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-28 06:54:26,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956865091] [2023-01-28 06:54:26,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:26,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 06:54:26,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:26,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 06:54:26,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-28 06:54:26,637 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 06:54:26,637 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 40 transitions, 170 flow. Second operand has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:26,637 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:26,637 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 06:54:26,637 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:27,623 INFO L130 PetriNetUnfolder]: 10259/14032 cut-off events. [2023-01-28 06:54:27,623 INFO L131 PetriNetUnfolder]: For 5912/5912 co-relation queries the response was YES. [2023-01-28 06:54:27,646 INFO L83 FinitePrefix]: Finished finitePrefix Result has 40281 conditions, 14032 events. 10259/14032 cut-off events. For 5912/5912 co-relation queries the response was YES. Maximal size of possible extension queue 458. Compared 68429 event pairs, 2507 based on Foata normal form. 160/14192 useless extension candidates. Maximal degree in co-relation 40268. Up to 7505 conditions per place. [2023-01-28 06:54:27,694 INFO L137 encePairwiseOnDemand]: 223/235 looper letters, 55 selfloop transitions, 12 changer transitions 0/67 dead transitions. [2023-01-28 06:54:27,694 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 67 transitions, 400 flow [2023-01-28 06:54:27,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 06:54:27,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 06:54:27,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 441 transitions. [2023-01-28 06:54:27,696 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46914893617021275 [2023-01-28 06:54:27,696 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 441 transitions. [2023-01-28 06:54:27,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 441 transitions. [2023-01-28 06:54:27,696 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:27,696 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 441 transitions. [2023-01-28 06:54:27,697 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 110.25) internal successors, (441), 4 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:27,698 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:27,698 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:27,699 INFO L175 Difference]: Start difference. First operand has 42 places, 40 transitions, 170 flow. Second operand 4 states and 441 transitions. [2023-01-28 06:54:27,699 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 67 transitions, 400 flow [2023-01-28 06:54:27,701 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 67 transitions, 400 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-01-28 06:54:27,702 INFO L231 Difference]: Finished difference. Result has 48 places, 47 transitions, 276 flow [2023-01-28 06:54:27,702 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=276, PETRI_PLACES=48, PETRI_TRANSITIONS=47} [2023-01-28 06:54:27,703 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 6 predicate places. [2023-01-28 06:54:27,705 INFO L495 AbstractCegarLoop]: Abstraction has has 48 places, 47 transitions, 276 flow [2023-01-28 06:54:27,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:27,706 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:27,706 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:27,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-01-28 06:54:27,706 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:27,707 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:27,707 INFO L85 PathProgramCache]: Analyzing trace with hash 604705240, now seen corresponding path program 1 times [2023-01-28 06:54:27,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:27,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87992211] [2023-01-28 06:54:27,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:27,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:28,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:28,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:28,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87992211] [2023-01-28 06:54:28,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87992211] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:28,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:28,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-28 06:54:28,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270852556] [2023-01-28 06:54:28,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:28,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 06:54:28,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:28,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 06:54:28,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-28 06:54:28,095 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 06:54:28,095 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 47 transitions, 276 flow. Second operand has 4 states, 4 states have (on average 99.25) internal successors, (397), 4 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:28,095 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:28,095 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 06:54:28,095 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:29,017 INFO L130 PetriNetUnfolder]: 10297/14098 cut-off events. [2023-01-28 06:54:29,017 INFO L131 PetriNetUnfolder]: For 17179/17179 co-relation queries the response was YES. [2023-01-28 06:54:29,046 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46770 conditions, 14098 events. 10297/14098 cut-off events. For 17179/17179 co-relation queries the response was YES. Maximal size of possible extension queue 438. Compared 70855 event pairs, 1557 based on Foata normal form. 40/14138 useless extension candidates. Maximal degree in co-relation 46752. Up to 9853 conditions per place. [2023-01-28 06:54:29,107 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 68 selfloop transitions, 32 changer transitions 0/100 dead transitions. [2023-01-28 06:54:29,107 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 100 transitions, 738 flow [2023-01-28 06:54:29,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 06:54:29,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 06:54:29,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 454 transitions. [2023-01-28 06:54:29,109 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4829787234042553 [2023-01-28 06:54:29,111 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 454 transitions. [2023-01-28 06:54:29,111 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 454 transitions. [2023-01-28 06:54:29,115 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:29,115 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 454 transitions. [2023-01-28 06:54:29,116 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 113.5) internal successors, (454), 4 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:29,117 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:29,118 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:29,118 INFO L175 Difference]: Start difference. First operand has 48 places, 47 transitions, 276 flow. Second operand 4 states and 454 transitions. [2023-01-28 06:54:29,118 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 100 transitions, 738 flow [2023-01-28 06:54:29,165 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 100 transitions, 724 flow, removed 1 selfloop flow, removed 2 redundant places. [2023-01-28 06:54:29,167 INFO L231 Difference]: Finished difference. Result has 52 places, 70 transitions, 595 flow [2023-01-28 06:54:29,167 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=595, PETRI_PLACES=52, PETRI_TRANSITIONS=70} [2023-01-28 06:54:29,168 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 10 predicate places. [2023-01-28 06:54:29,169 INFO L495 AbstractCegarLoop]: Abstraction has has 52 places, 70 transitions, 595 flow [2023-01-28 06:54:29,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 99.25) internal successors, (397), 4 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:29,169 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:29,169 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:29,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-01-28 06:54:29,169 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:29,170 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:29,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1565992018, now seen corresponding path program 1 times [2023-01-28 06:54:29,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:29,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940838903] [2023-01-28 06:54:29,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:29,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:29,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:29,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:29,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:29,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940838903] [2023-01-28 06:54:29,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940838903] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:29,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:29,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 06:54:29,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683410583] [2023-01-28 06:54:29,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:29,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-28 06:54:29,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:29,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-28 06:54:29,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-01-28 06:54:29,574 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 235 [2023-01-28 06:54:29,575 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 70 transitions, 595 flow. Second operand has 5 states, 5 states have (on average 102.8) internal successors, (514), 5 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:29,575 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:29,575 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 235 [2023-01-28 06:54:29,575 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:30,627 INFO L130 PetriNetUnfolder]: 10439/14284 cut-off events. [2023-01-28 06:54:30,628 INFO L131 PetriNetUnfolder]: For 34026/34026 co-relation queries the response was YES. [2023-01-28 06:54:30,652 INFO L83 FinitePrefix]: Finished finitePrefix Result has 56673 conditions, 14284 events. 10439/14284 cut-off events. For 34026/34026 co-relation queries the response was YES. Maximal size of possible extension queue 445. Compared 70098 event pairs, 2015 based on Foata normal form. 20/14304 useless extension candidates. Maximal degree in co-relation 56652. Up to 13619 conditions per place. [2023-01-28 06:54:30,697 INFO L137 encePairwiseOnDemand]: 225/235 looper letters, 107 selfloop transitions, 28 changer transitions 0/135 dead transitions. [2023-01-28 06:54:30,698 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 135 transitions, 1397 flow [2023-01-28 06:54:30,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 06:54:30,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 06:54:30,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 460 transitions. [2023-01-28 06:54:30,700 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48936170212765956 [2023-01-28 06:54:30,700 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 460 transitions. [2023-01-28 06:54:30,700 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 460 transitions. [2023-01-28 06:54:30,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:30,700 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 460 transitions. [2023-01-28 06:54:30,701 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:30,702 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:30,702 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:30,703 INFO L175 Difference]: Start difference. First operand has 52 places, 70 transitions, 595 flow. Second operand 4 states and 460 transitions. [2023-01-28 06:54:30,703 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 135 transitions, 1397 flow [2023-01-28 06:54:30,752 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 135 transitions, 1395 flow, removed 1 selfloop flow, removed 0 redundant places. [2023-01-28 06:54:30,754 INFO L231 Difference]: Finished difference. Result has 57 places, 97 transitions, 976 flow [2023-01-28 06:54:30,754 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=593, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=976, PETRI_PLACES=57, PETRI_TRANSITIONS=97} [2023-01-28 06:54:30,755 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 15 predicate places. [2023-01-28 06:54:30,755 INFO L495 AbstractCegarLoop]: Abstraction has has 57 places, 97 transitions, 976 flow [2023-01-28 06:54:30,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 102.8) internal successors, (514), 5 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:30,755 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:30,755 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:30,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-01-28 06:54:30,756 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:30,756 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:30,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1282831926, now seen corresponding path program 1 times [2023-01-28 06:54:30,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:30,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942663364] [2023-01-28 06:54:30,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:30,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:30,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:31,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:31,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:31,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942663364] [2023-01-28 06:54:31,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942663364] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:31,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:31,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 06:54:31,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964830034] [2023-01-28 06:54:31,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:31,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-28 06:54:31,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:31,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-28 06:54:31,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-01-28 06:54:31,063 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 235 [2023-01-28 06:54:31,064 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 97 transitions, 976 flow. Second operand has 5 states, 5 states have (on average 111.8) internal successors, (559), 5 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:31,064 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:31,064 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 235 [2023-01-28 06:54:31,064 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:31,910 INFO L130 PetriNetUnfolder]: 7995/11594 cut-off events. [2023-01-28 06:54:31,910 INFO L131 PetriNetUnfolder]: For 45900/47002 co-relation queries the response was YES. [2023-01-28 06:54:31,939 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52515 conditions, 11594 events. 7995/11594 cut-off events. For 45900/47002 co-relation queries the response was YES. Maximal size of possible extension queue 460. Compared 64577 event pairs, 1051 based on Foata normal form. 618/12051 useless extension candidates. Maximal degree in co-relation 52490. Up to 8001 conditions per place. [2023-01-28 06:54:31,980 INFO L137 encePairwiseOnDemand]: 231/235 looper letters, 98 selfloop transitions, 17 changer transitions 0/139 dead transitions. [2023-01-28 06:54:31,980 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 139 transitions, 1536 flow [2023-01-28 06:54:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 06:54:31,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 06:54:31,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 486 transitions. [2023-01-28 06:54:31,982 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5170212765957447 [2023-01-28 06:54:31,982 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 486 transitions. [2023-01-28 06:54:31,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 486 transitions. [2023-01-28 06:54:31,982 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:31,982 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 486 transitions. [2023-01-28 06:54:31,983 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 121.5) internal successors, (486), 4 states have internal predecessors, (486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:31,984 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:31,984 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:31,984 INFO L175 Difference]: Start difference. First operand has 57 places, 97 transitions, 976 flow. Second operand 4 states and 486 transitions. [2023-01-28 06:54:31,984 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 139 transitions, 1536 flow [2023-01-28 06:54:32,050 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 139 transitions, 1536 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-01-28 06:54:32,052 INFO L231 Difference]: Finished difference. Result has 62 places, 100 transitions, 1061 flow [2023-01-28 06:54:32,052 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=976, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1061, PETRI_PLACES=62, PETRI_TRANSITIONS=100} [2023-01-28 06:54:32,052 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 20 predicate places. [2023-01-28 06:54:32,052 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 100 transitions, 1061 flow [2023-01-28 06:54:32,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 111.8) internal successors, (559), 5 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:32,053 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:32,053 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:32,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-01-28 06:54:32,053 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:32,053 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:32,053 INFO L85 PathProgramCache]: Analyzing trace with hash -309947611, now seen corresponding path program 1 times [2023-01-28 06:54:32,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:32,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948891313] [2023-01-28 06:54:32,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:32,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:32,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:32,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:32,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948891313] [2023-01-28 06:54:32,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948891313] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:32,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:32,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 06:54:32,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904752853] [2023-01-28 06:54:32,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:32,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-28 06:54:32,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:32,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-28 06:54:32,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-01-28 06:54:32,383 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 235 [2023-01-28 06:54:32,383 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 100 transitions, 1061 flow. Second operand has 5 states, 5 states have (on average 109.8) internal successors, (549), 5 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:32,383 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:32,383 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 235 [2023-01-28 06:54:32,384 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:33,265 INFO L130 PetriNetUnfolder]: 8102/11765 cut-off events. [2023-01-28 06:54:33,265 INFO L131 PetriNetUnfolder]: For 50876/51958 co-relation queries the response was YES. [2023-01-28 06:54:33,288 INFO L83 FinitePrefix]: Finished finitePrefix Result has 55449 conditions, 11765 events. 8102/11765 cut-off events. For 50876/51958 co-relation queries the response was YES. Maximal size of possible extension queue 482. Compared 66134 event pairs, 1404 based on Foata normal form. 610/12218 useless extension candidates. Maximal degree in co-relation 55420. Up to 8235 conditions per place. [2023-01-28 06:54:33,320 INFO L137 encePairwiseOnDemand]: 229/235 looper letters, 104 selfloop transitions, 18 changer transitions 0/146 dead transitions. [2023-01-28 06:54:33,321 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 146 transitions, 1673 flow [2023-01-28 06:54:33,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 06:54:33,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 06:54:33,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 479 transitions. [2023-01-28 06:54:33,322 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5095744680851064 [2023-01-28 06:54:33,322 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 479 transitions. [2023-01-28 06:54:33,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 479 transitions. [2023-01-28 06:54:33,323 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:33,323 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 479 transitions. [2023-01-28 06:54:33,323 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 119.75) internal successors, (479), 4 states have internal predecessors, (479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:33,324 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:33,325 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:33,325 INFO L175 Difference]: Start difference. First operand has 62 places, 100 transitions, 1061 flow. Second operand 4 states and 479 transitions. [2023-01-28 06:54:33,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 146 transitions, 1673 flow [2023-01-28 06:54:33,386 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 146 transitions, 1658 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-01-28 06:54:33,388 INFO L231 Difference]: Finished difference. Result has 66 places, 107 transitions, 1194 flow [2023-01-28 06:54:33,388 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=1046, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1194, PETRI_PLACES=66, PETRI_TRANSITIONS=107} [2023-01-28 06:54:33,388 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 24 predicate places. [2023-01-28 06:54:33,389 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 107 transitions, 1194 flow [2023-01-28 06:54:33,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 109.8) internal successors, (549), 5 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:33,389 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:33,389 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:33,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-01-28 06:54:33,389 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:33,389 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:33,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1020332595, now seen corresponding path program 1 times [2023-01-28 06:54:33,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:33,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702455445] [2023-01-28 06:54:33,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:33,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:33,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:33,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:33,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702455445] [2023-01-28 06:54:33,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702455445] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:33,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:33,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 06:54:33,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171537350] [2023-01-28 06:54:33,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:33,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-28 06:54:33,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:33,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-28 06:54:33,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-01-28 06:54:33,658 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 235 [2023-01-28 06:54:33,658 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 107 transitions, 1194 flow. Second operand has 5 states, 5 states have (on average 111.0) internal successors, (555), 5 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:33,658 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:33,658 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 235 [2023-01-28 06:54:33,658 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:34,831 INFO L130 PetriNetUnfolder]: 8791/12710 cut-off events. [2023-01-28 06:54:34,831 INFO L131 PetriNetUnfolder]: For 63991/65045 co-relation queries the response was YES. [2023-01-28 06:54:34,866 INFO L83 FinitePrefix]: Finished finitePrefix Result has 63916 conditions, 12710 events. 8791/12710 cut-off events. For 63991/65045 co-relation queries the response was YES. Maximal size of possible extension queue 535. Compared 71810 event pairs, 1279 based on Foata normal form. 444/13025 useless extension candidates. Maximal degree in co-relation 63884. Up to 8559 conditions per place. [2023-01-28 06:54:34,913 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 97 selfloop transitions, 51 changer transitions 0/172 dead transitions. [2023-01-28 06:54:34,913 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 172 transitions, 2064 flow [2023-01-28 06:54:34,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 06:54:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 06:54:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 601 transitions. [2023-01-28 06:54:34,915 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5114893617021277 [2023-01-28 06:54:34,915 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 601 transitions. [2023-01-28 06:54:34,915 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 601 transitions. [2023-01-28 06:54:34,915 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:34,916 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 601 transitions. [2023-01-28 06:54:34,916 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 120.2) internal successors, (601), 5 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:34,918 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:34,918 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:34,918 INFO L175 Difference]: Start difference. First operand has 66 places, 107 transitions, 1194 flow. Second operand 5 states and 601 transitions. [2023-01-28 06:54:34,918 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 172 transitions, 2064 flow [2023-01-28 06:54:35,018 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 172 transitions, 2035 flow, removed 4 selfloop flow, removed 2 redundant places. [2023-01-28 06:54:35,020 INFO L231 Difference]: Finished difference. Result has 70 places, 131 transitions, 1662 flow [2023-01-28 06:54:35,020 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=1165, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1662, PETRI_PLACES=70, PETRI_TRANSITIONS=131} [2023-01-28 06:54:35,020 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 28 predicate places. [2023-01-28 06:54:35,020 INFO L495 AbstractCegarLoop]: Abstraction has has 70 places, 131 transitions, 1662 flow [2023-01-28 06:54:35,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 111.0) internal successors, (555), 5 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:35,021 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:35,021 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:35,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-01-28 06:54:35,021 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:35,021 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:35,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1129263495, now seen corresponding path program 2 times [2023-01-28 06:54:35,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:35,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166314807] [2023-01-28 06:54:35,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:35,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:35,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:35,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:35,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166314807] [2023-01-28 06:54:35,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166314807] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:35,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:35,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 06:54:35,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341945611] [2023-01-28 06:54:35,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:35,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 06:54:35,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:35,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 06:54:35,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-01-28 06:54:35,545 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 06:54:35,546 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 131 transitions, 1662 flow. Second operand has 6 states, 6 states have (on average 98.66666666666667) internal successors, (592), 6 states have internal predecessors, (592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:35,546 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:35,546 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 06:54:35,546 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:36,919 INFO L130 PetriNetUnfolder]: 12140/16575 cut-off events. [2023-01-28 06:54:36,919 INFO L131 PetriNetUnfolder]: For 82347/82347 co-relation queries the response was YES. [2023-01-28 06:54:36,962 INFO L83 FinitePrefix]: Finished finitePrefix Result has 87022 conditions, 16575 events. 12140/16575 cut-off events. For 82347/82347 co-relation queries the response was YES. Maximal size of possible extension queue 545. Compared 83283 event pairs, 889 based on Foata normal form. 56/16631 useless extension candidates. Maximal degree in co-relation 86988. Up to 9387 conditions per place. [2023-01-28 06:54:37,017 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 119 selfloop transitions, 133 changer transitions 0/252 dead transitions. [2023-01-28 06:54:37,017 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 252 transitions, 3199 flow [2023-01-28 06:54:37,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 06:54:37,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 06:54:37,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 786 transitions. [2023-01-28 06:54:37,021 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4778115501519757 [2023-01-28 06:54:37,021 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 786 transitions. [2023-01-28 06:54:37,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 786 transitions. [2023-01-28 06:54:37,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:37,022 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 786 transitions. [2023-01-28 06:54:37,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 112.28571428571429) internal successors, (786), 7 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:37,024 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:37,025 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:37,025 INFO L175 Difference]: Start difference. First operand has 70 places, 131 transitions, 1662 flow. Second operand 7 states and 786 transitions. [2023-01-28 06:54:37,025 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 252 transitions, 3199 flow [2023-01-28 06:54:37,255 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 252 transitions, 3156 flow, removed 9 selfloop flow, removed 1 redundant places. [2023-01-28 06:54:37,258 INFO L231 Difference]: Finished difference. Result has 80 places, 186 transitions, 2883 flow [2023-01-28 06:54:37,258 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=1620, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=79, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2883, PETRI_PLACES=80, PETRI_TRANSITIONS=186} [2023-01-28 06:54:37,258 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 38 predicate places. [2023-01-28 06:54:37,258 INFO L495 AbstractCegarLoop]: Abstraction has has 80 places, 186 transitions, 2883 flow [2023-01-28 06:54:37,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 98.66666666666667) internal successors, (592), 6 states have internal predecessors, (592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:37,259 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:37,259 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:37,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-01-28 06:54:37,259 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:37,259 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:37,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1801245513, now seen corresponding path program 3 times [2023-01-28 06:54:37,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:37,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991106875] [2023-01-28 06:54:37,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:37,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:37,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:37,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991106875] [2023-01-28 06:54:37,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991106875] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:37,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:37,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 06:54:37,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138820256] [2023-01-28 06:54:37,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:37,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 06:54:37,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:37,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 06:54:37,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-01-28 06:54:37,540 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 235 [2023-01-28 06:54:37,541 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 186 transitions, 2883 flow. Second operand has 6 states, 6 states have (on average 110.5) internal successors, (663), 6 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:37,541 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:37,541 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 235 [2023-01-28 06:54:37,541 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:38,815 INFO L130 PetriNetUnfolder]: 9764/14075 cut-off events. [2023-01-28 06:54:38,816 INFO L131 PetriNetUnfolder]: For 144975/146285 co-relation queries the response was YES. [2023-01-28 06:54:38,860 INFO L83 FinitePrefix]: Finished finitePrefix Result has 92190 conditions, 14075 events. 9764/14075 cut-off events. For 144975/146285 co-relation queries the response was YES. Maximal size of possible extension queue 605. Compared 80266 event pairs, 1316 based on Foata normal form. 396/14336 useless extension candidates. Maximal degree in co-relation 92150. Up to 9411 conditions per place. [2023-01-28 06:54:38,915 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 128 selfloop transitions, 68 changer transitions 0/240 dead transitions. [2023-01-28 06:54:38,916 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 240 transitions, 3876 flow [2023-01-28 06:54:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 06:54:38,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 06:54:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 601 transitions. [2023-01-28 06:54:38,917 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5114893617021277 [2023-01-28 06:54:38,917 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 601 transitions. [2023-01-28 06:54:38,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 601 transitions. [2023-01-28 06:54:38,918 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:38,918 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 601 transitions. [2023-01-28 06:54:38,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 120.2) internal successors, (601), 5 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:38,920 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:38,920 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:38,920 INFO L175 Difference]: Start difference. First operand has 80 places, 186 transitions, 2883 flow. Second operand 5 states and 601 transitions. [2023-01-28 06:54:38,920 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 240 transitions, 3876 flow [2023-01-28 06:54:39,398 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 240 transitions, 3605 flow, removed 102 selfloop flow, removed 2 redundant places. [2023-01-28 06:54:39,401 INFO L231 Difference]: Finished difference. Result has 84 places, 205 transitions, 3215 flow [2023-01-28 06:54:39,401 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=2672, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=186, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=3215, PETRI_PLACES=84, PETRI_TRANSITIONS=205} [2023-01-28 06:54:39,401 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 42 predicate places. [2023-01-28 06:54:39,402 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 205 transitions, 3215 flow [2023-01-28 06:54:39,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 110.5) internal successors, (663), 6 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:39,402 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:39,402 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:39,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-01-28 06:54:39,402 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:39,402 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:39,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1078781597, now seen corresponding path program 1 times [2023-01-28 06:54:39,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:39,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349423077] [2023-01-28 06:54:39,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:39,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:39,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:39,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:39,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349423077] [2023-01-28 06:54:39,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349423077] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:39,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:39,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 06:54:39,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640532672] [2023-01-28 06:54:39,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:39,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 06:54:39,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:39,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 06:54:39,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-01-28 06:54:39,671 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 235 [2023-01-28 06:54:39,672 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 205 transitions, 3215 flow. Second operand has 6 states, 6 states have (on average 109.5) internal successors, (657), 6 states have internal predecessors, (657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:39,672 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:39,672 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 235 [2023-01-28 06:54:39,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:41,171 INFO L130 PetriNetUnfolder]: 11340/16303 cut-off events. [2023-01-28 06:54:41,171 INFO L131 PetriNetUnfolder]: For 181344/183634 co-relation queries the response was YES. [2023-01-28 06:54:41,227 INFO L83 FinitePrefix]: Finished finitePrefix Result has 108563 conditions, 16303 events. 11340/16303 cut-off events. For 181344/183634 co-relation queries the response was YES. Maximal size of possible extension queue 743. Compared 96184 event pairs, 1538 based on Foata normal form. 857/16845 useless extension candidates. Maximal degree in co-relation 108520. Up to 8593 conditions per place. [2023-01-28 06:54:41,292 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 131 selfloop transitions, 73 changer transitions 0/248 dead transitions. [2023-01-28 06:54:41,292 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 248 transitions, 4094 flow [2023-01-28 06:54:41,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 06:54:41,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 06:54:41,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 587 transitions. [2023-01-28 06:54:41,294 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49957446808510636 [2023-01-28 06:54:41,294 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 587 transitions. [2023-01-28 06:54:41,294 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 587 transitions. [2023-01-28 06:54:41,294 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:41,294 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 587 transitions. [2023-01-28 06:54:41,295 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 117.4) internal successors, (587), 5 states have internal predecessors, (587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:41,296 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:41,296 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:41,296 INFO L175 Difference]: Start difference. First operand has 84 places, 205 transitions, 3215 flow. Second operand 5 states and 587 transitions. [2023-01-28 06:54:41,296 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 248 transitions, 4094 flow [2023-01-28 06:54:41,749 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 248 transitions, 4030 flow, removed 14 selfloop flow, removed 1 redundant places. [2023-01-28 06:54:41,752 INFO L231 Difference]: Finished difference. Result has 88 places, 213 transitions, 3541 flow [2023-01-28 06:54:41,752 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=3151, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=205, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=65, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=132, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=3541, PETRI_PLACES=88, PETRI_TRANSITIONS=213} [2023-01-28 06:54:41,753 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 46 predicate places. [2023-01-28 06:54:41,753 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 213 transitions, 3541 flow [2023-01-28 06:54:41,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 109.5) internal successors, (657), 6 states have internal predecessors, (657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:41,753 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:41,753 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:41,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-01-28 06:54:41,753 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:41,754 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:41,754 INFO L85 PathProgramCache]: Analyzing trace with hash -167702092, now seen corresponding path program 1 times [2023-01-28 06:54:41,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:41,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732438808] [2023-01-28 06:54:41,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:41,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:42,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:42,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:42,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732438808] [2023-01-28 06:54:42,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732438808] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:42,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:42,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 06:54:42,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712278390] [2023-01-28 06:54:42,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:42,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 06:54:42,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:42,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 06:54:42,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-01-28 06:54:42,297 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 235 [2023-01-28 06:54:42,298 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 213 transitions, 3541 flow. Second operand has 6 states, 6 states have (on average 96.83333333333333) internal successors, (581), 6 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:42,298 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:42,298 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 235 [2023-01-28 06:54:42,298 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:44,884 INFO L130 PetriNetUnfolder]: 17131/23504 cut-off events. [2023-01-28 06:54:44,884 INFO L131 PetriNetUnfolder]: For 223967/223967 co-relation queries the response was YES. [2023-01-28 06:54:44,942 INFO L83 FinitePrefix]: Finished finitePrefix Result has 153101 conditions, 23504 events. 17131/23504 cut-off events. For 223967/223967 co-relation queries the response was YES. Maximal size of possible extension queue 844. Compared 126700 event pairs, 2167 based on Foata normal form. 128/23632 useless extension candidates. Maximal degree in co-relation 153056. Up to 17132 conditions per place. [2023-01-28 06:54:45,020 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 216 selfloop transitions, 148 changer transitions 0/364 dead transitions. [2023-01-28 06:54:45,020 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 364 transitions, 6153 flow [2023-01-28 06:54:45,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 06:54:45,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 06:54:45,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 772 transitions. [2023-01-28 06:54:45,022 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46930091185410333 [2023-01-28 06:54:45,022 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 772 transitions. [2023-01-28 06:54:45,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 772 transitions. [2023-01-28 06:54:45,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:45,022 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 772 transitions. [2023-01-28 06:54:45,024 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:45,025 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:45,025 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:45,025 INFO L175 Difference]: Start difference. First operand has 88 places, 213 transitions, 3541 flow. Second operand 7 states and 772 transitions. [2023-01-28 06:54:45,025 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 364 transitions, 6153 flow [2023-01-28 06:54:45,642 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 364 transitions, 6047 flow, removed 35 selfloop flow, removed 3 redundant places. [2023-01-28 06:54:45,646 INFO L231 Difference]: Finished difference. Result has 93 places, 270 transitions, 4989 flow [2023-01-28 06:54:45,646 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=3471, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=213, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=98, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=4989, PETRI_PLACES=93, PETRI_TRANSITIONS=270} [2023-01-28 06:54:45,652 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 51 predicate places. [2023-01-28 06:54:45,652 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 270 transitions, 4989 flow [2023-01-28 06:54:45,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 96.83333333333333) internal successors, (581), 6 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:45,653 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:45,653 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:45,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-01-28 06:54:45,653 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:45,653 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:45,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1210937126, now seen corresponding path program 2 times [2023-01-28 06:54:45,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:45,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131364545] [2023-01-28 06:54:45,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:45,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:46,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:46,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:46,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131364545] [2023-01-28 06:54:46,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131364545] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:46,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:46,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-28 06:54:46,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590048343] [2023-01-28 06:54:46,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:46,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-01-28 06:54:46,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:46,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-01-28 06:54:46,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-01-28 06:54:46,757 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 235 [2023-01-28 06:54:46,758 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 270 transitions, 4989 flow. Second operand has 8 states, 8 states have (on average 97.125) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:46,758 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:46,758 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 235 [2023-01-28 06:54:46,758 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:49,279 INFO L130 PetriNetUnfolder]: 17475/24016 cut-off events. [2023-01-28 06:54:49,279 INFO L131 PetriNetUnfolder]: For 228633/228633 co-relation queries the response was YES. [2023-01-28 06:54:49,492 INFO L83 FinitePrefix]: Finished finitePrefix Result has 162978 conditions, 24016 events. 17475/24016 cut-off events. For 228633/228633 co-relation queries the response was YES. Maximal size of possible extension queue 872. Compared 131115 event pairs, 1541 based on Foata normal form. 64/24080 useless extension candidates. Maximal degree in co-relation 162932. Up to 12537 conditions per place. [2023-01-28 06:54:49,593 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 165 selfloop transitions, 191 changer transitions 0/356 dead transitions. [2023-01-28 06:54:49,594 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 356 transitions, 6489 flow [2023-01-28 06:54:49,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 06:54:49,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 06:54:49,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 779 transitions. [2023-01-28 06:54:49,596 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4735562310030395 [2023-01-28 06:54:49,596 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 779 transitions. [2023-01-28 06:54:49,596 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 779 transitions. [2023-01-28 06:54:49,596 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:49,597 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 779 transitions. [2023-01-28 06:54:49,598 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 111.28571428571429) internal successors, (779), 7 states have internal predecessors, (779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:49,599 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:49,600 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:49,600 INFO L175 Difference]: Start difference. First operand has 93 places, 270 transitions, 4989 flow. Second operand 7 states and 779 transitions. [2023-01-28 06:54:49,600 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 356 transitions, 6489 flow [2023-01-28 06:54:50,148 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 356 transitions, 6300 flow, removed 36 selfloop flow, removed 3 redundant places. [2023-01-28 06:54:50,153 INFO L231 Difference]: Finished difference. Result has 99 places, 289 transitions, 5822 flow [2023-01-28 06:54:50,153 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=4800, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=172, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=5822, PETRI_PLACES=99, PETRI_TRANSITIONS=289} [2023-01-28 06:54:50,154 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 57 predicate places. [2023-01-28 06:54:50,154 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 289 transitions, 5822 flow [2023-01-28 06:54:50,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 97.125) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:50,154 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:50,154 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:50,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-01-28 06:54:50,155 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:50,155 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:50,155 INFO L85 PathProgramCache]: Analyzing trace with hash -4039370, now seen corresponding path program 3 times [2023-01-28 06:54:50,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:50,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531748745] [2023-01-28 06:54:50,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:50,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:50,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:50,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:50,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531748745] [2023-01-28 06:54:50,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531748745] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:50,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:50,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-01-28 06:54:50,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49654750] [2023-01-28 06:54:50,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:50,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-01-28 06:54:50,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:50,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-01-28 06:54:50,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-01-28 06:54:50,605 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 235 [2023-01-28 06:54:50,605 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 289 transitions, 5822 flow. Second operand has 7 states, 7 states have (on average 107.28571428571429) internal successors, (751), 7 states have internal predecessors, (751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:50,605 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:50,605 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 235 [2023-01-28 06:54:50,605 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:53,168 INFO L130 PetriNetUnfolder]: 13320/19393 cut-off events. [2023-01-28 06:54:53,168 INFO L131 PetriNetUnfolder]: For 307350/309761 co-relation queries the response was YES. [2023-01-28 06:54:53,244 INFO L83 FinitePrefix]: Finished finitePrefix Result has 155650 conditions, 19393 events. 13320/19393 cut-off events. For 307350/309761 co-relation queries the response was YES. Maximal size of possible extension queue 916. Compared 120779 event pairs, 1755 based on Foata normal form. 647/19360 useless extension candidates. Maximal degree in co-relation 155600. Up to 12754 conditions per place. [2023-01-28 06:54:53,326 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 196 selfloop transitions, 76 changer transitions 0/332 dead transitions. [2023-01-28 06:54:53,326 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 332 transitions, 6797 flow [2023-01-28 06:54:53,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 06:54:53,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 06:54:53,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 587 transitions. [2023-01-28 06:54:53,328 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49957446808510636 [2023-01-28 06:54:53,328 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 587 transitions. [2023-01-28 06:54:53,328 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 587 transitions. [2023-01-28 06:54:53,328 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:53,328 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 587 transitions. [2023-01-28 06:54:53,329 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 117.4) internal successors, (587), 5 states have internal predecessors, (587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:53,330 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:53,330 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:53,330 INFO L175 Difference]: Start difference. First operand has 99 places, 289 transitions, 5822 flow. Second operand 5 states and 587 transitions. [2023-01-28 06:54:53,330 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 332 transitions, 6797 flow [2023-01-28 06:54:54,337 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 332 transitions, 6652 flow, removed 13 selfloop flow, removed 3 redundant places. [2023-01-28 06:54:54,342 INFO L231 Difference]: Finished difference. Result has 101 places, 294 transitions, 6006 flow [2023-01-28 06:54:54,342 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=5679, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=71, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=6006, PETRI_PLACES=101, PETRI_TRANSITIONS=294} [2023-01-28 06:54:54,342 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 59 predicate places. [2023-01-28 06:54:54,342 INFO L495 AbstractCegarLoop]: Abstraction has has 101 places, 294 transitions, 6006 flow [2023-01-28 06:54:54,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 107.28571428571429) internal successors, (751), 7 states have internal predecessors, (751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:54,342 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:54,343 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:54,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-01-28 06:54:54,343 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:54,343 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:54,343 INFO L85 PathProgramCache]: Analyzing trace with hash -165828142, now seen corresponding path program 4 times [2023-01-28 06:54:54,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:54,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170453729] [2023-01-28 06:54:54,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:54,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:54:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:54:54,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:54:54,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170453729] [2023-01-28 06:54:54,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170453729] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:54:54,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:54:54,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 06:54:54,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698928638] [2023-01-28 06:54:54,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:54:54,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 06:54:54,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:54:54,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 06:54:54,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-01-28 06:54:54,899 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 235 [2023-01-28 06:54:54,900 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 294 transitions, 6006 flow. Second operand has 6 states, 6 states have (on average 96.83333333333333) internal successors, (581), 6 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:54,900 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:54:54,900 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 235 [2023-01-28 06:54:54,900 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:54:58,547 INFO L130 PetriNetUnfolder]: 21521/29924 cut-off events. [2023-01-28 06:54:58,548 INFO L131 PetriNetUnfolder]: For 381935/381935 co-relation queries the response was YES. [2023-01-28 06:54:58,681 INFO L83 FinitePrefix]: Finished finitePrefix Result has 213335 conditions, 29924 events. 21521/29924 cut-off events. For 381935/381935 co-relation queries the response was YES. Maximal size of possible extension queue 1097. Compared 173644 event pairs, 1609 based on Foata normal form. 264/30188 useless extension candidates. Maximal degree in co-relation 213283. Up to 12545 conditions per place. [2023-01-28 06:54:58,790 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 212 selfloop transitions, 234 changer transitions 0/446 dead transitions. [2023-01-28 06:54:58,790 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 446 transitions, 9146 flow [2023-01-28 06:54:58,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 06:54:58,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 06:54:58,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 758 transitions. [2023-01-28 06:54:58,792 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.460790273556231 [2023-01-28 06:54:58,792 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 758 transitions. [2023-01-28 06:54:58,792 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 758 transitions. [2023-01-28 06:54:58,793 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:54:58,793 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 758 transitions. [2023-01-28 06:54:58,794 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 108.28571428571429) internal successors, (758), 7 states have internal predecessors, (758), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:58,795 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:58,795 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:58,795 INFO L175 Difference]: Start difference. First operand has 101 places, 294 transitions, 6006 flow. Second operand 7 states and 758 transitions. [2023-01-28 06:54:58,795 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 446 transitions, 9146 flow [2023-01-28 06:54:59,951 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 446 transitions, 9001 flow, removed 13 selfloop flow, removed 3 redundant places. [2023-01-28 06:54:59,957 INFO L231 Difference]: Finished difference. Result has 109 places, 369 transitions, 8330 flow [2023-01-28 06:54:59,957 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=5881, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=162, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=8330, PETRI_PLACES=109, PETRI_TRANSITIONS=369} [2023-01-28 06:54:59,957 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 67 predicate places. [2023-01-28 06:54:59,957 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 369 transitions, 8330 flow [2023-01-28 06:54:59,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 96.83333333333333) internal successors, (581), 6 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:54:59,958 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:54:59,958 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:54:59,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-01-28 06:54:59,958 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:54:59,958 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:54:59,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1782384452, now seen corresponding path program 1 times [2023-01-28 06:54:59,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:54:59,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424269787] [2023-01-28 06:54:59,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:54:59,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:54:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:55:00,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:55:00,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:55:00,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424269787] [2023-01-28 06:55:00,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424269787] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:55:00,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:55:00,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 06:55:00,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083864846] [2023-01-28 06:55:00,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:55:00,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 06:55:00,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:55:00,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 06:55:00,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-01-28 06:55:00,091 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-28 06:55:00,091 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 369 transitions, 8330 flow. Second operand has 4 states, 4 states have (on average 107.75) internal successors, (431), 4 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:00,091 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:55:00,091 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-28 06:55:00,091 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:55:01,387 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][346], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 154#true, Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), P2Thread1of1ForFork1InUse, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 68#L3true, 204#true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 146#true, Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 115#L752true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-01-28 06:55:01,387 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2023-01-28 06:55:01,387 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 06:55:01,387 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 06:55:01,388 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 06:55:01,553 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][115], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 154#true, Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 39#L820true, Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, 287#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-01-28 06:55:01,553 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,553 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,553 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,553 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,554 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][496], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 154#true, Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), 20#L827true, Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), P2Thread1of1ForFork1InUse, 50#L767true, 84#P0EXITtrue, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, 287#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-01-28 06:55:01,554 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,554 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,554 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,554 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,634 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][159], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), P2Thread1of1ForFork1InUse, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), P0Thread1of1ForFork2InUse, 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, 115#L752true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-01-28 06:55:01,634 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is not cut-off event [2023-01-28 06:55:01,634 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 06:55:01,634 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 06:55:01,634 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 06:55:01,654 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 154#true, Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 84#P0EXITtrue, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), P0Thread1of1ForFork2InUse, 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-01-28 06:55:01,654 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,654 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,654 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,654 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,654 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][495], [111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), 154#true, Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), 20#L827true, Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), P2Thread1of1ForFork1InUse, 84#P0EXITtrue, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 248#true, 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-01-28 06:55:01,654 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,655 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,655 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:01,655 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:02,118 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([383] L797-->L804: Formula: (let ((.cse3 (not (= (mod v_~y$w_buff0_used~0_87 256) 0))) (.cse4 (not (= (mod v_~y$r_buff1_thd3~0_16 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd3~0_25 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_88 256) 0)))) (.cse2 (and (not (= (mod v_~y$w_buff1_used~0_83 256) 0)) .cse4)) (.cse1 (and .cse5 .cse3))) (and (= (ite .cse0 0 v_~y$w_buff0_used~0_88) v_~y$w_buff0_used~0_87) (= v_~y$r_buff0_thd3~0_24 (ite .cse1 0 v_~y$r_buff0_thd3~0_25)) (= v_~y~0_53 (ite .cse0 v_~y$w_buff0~0_29 (ite .cse2 v_~y$w_buff1~0_28 v_~y~0_54))) (= v_~y$w_buff1_used~0_82 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_83)) (= (ite (or (and (not (= (mod v_~y$r_buff0_thd3~0_24 256) 0)) .cse3) (and .cse4 (not (= (mod v_~y$w_buff1_used~0_82 256) 0)))) 0 v_~y$r_buff1_thd3~0_16) v_~y$r_buff1_thd3~0_15)))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_16, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_88, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_25, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_54, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_83} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_15, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_87, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_24, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_53, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_82} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$r_buff0_thd3~0, ~y~0, ~y$w_buff1_used~0][501], [Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 107#L804true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), 84#P0EXITtrue, 50#L767true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), P2Thread1of1ForFork1InUse, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 39#L820true, Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), 248#true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-01-28 06:55:02,118 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 06:55:02,118 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:02,118 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:02,118 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:02,118 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, 63#L797true, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), P2Thread1of1ForFork1InUse, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), P0Thread1of1ForFork2InUse, 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 39#L820true, Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), 248#true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-01-28 06:55:02,118 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 06:55:02,118 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:02,118 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:02,118 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:02,119 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][495], [Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), 20#L827true, Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, 63#L797true, P3Thread1of1ForFork3InUse, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), 84#P0EXITtrue, 50#L767true, P2Thread1of1ForFork1InUse, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), 68#L3true, Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), 248#true, Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0))]) [2023-01-28 06:55:02,119 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 06:55:02,119 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:02,119 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:02,119 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:03,252 INFO L130 PetriNetUnfolder]: 13764/20080 cut-off events. [2023-01-28 06:55:03,253 INFO L131 PetriNetUnfolder]: For 688345/708240 co-relation queries the response was YES. [2023-01-28 06:55:03,328 INFO L83 FinitePrefix]: Finished finitePrefix Result has 172209 conditions, 20080 events. 13764/20080 cut-off events. For 688345/708240 co-relation queries the response was YES. Maximal size of possible extension queue 1223. Compared 132418 event pairs, 1760 based on Foata normal form. 7015/26153 useless extension candidates. Maximal degree in co-relation 172152. Up to 11761 conditions per place. [2023-01-28 06:55:03,412 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 637 selfloop transitions, 10 changer transitions 36/777 dead transitions. [2023-01-28 06:55:03,413 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 777 transitions, 19852 flow [2023-01-28 06:55:03,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 06:55:03,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 06:55:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 584 transitions. [2023-01-28 06:55:03,414 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4970212765957447 [2023-01-28 06:55:03,414 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 584 transitions. [2023-01-28 06:55:03,414 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 584 transitions. [2023-01-28 06:55:03,415 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:55:03,415 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 584 transitions. [2023-01-28 06:55:03,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 116.8) internal successors, (584), 5 states have internal predecessors, (584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:03,416 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:03,417 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:03,417 INFO L175 Difference]: Start difference. First operand has 109 places, 369 transitions, 8330 flow. Second operand 5 states and 584 transitions. [2023-01-28 06:55:03,417 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 777 transitions, 19852 flow [2023-01-28 06:55:04,230 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 777 transitions, 19641 flow, removed 105 selfloop flow, removed 1 redundant places. [2023-01-28 06:55:04,239 INFO L231 Difference]: Finished difference. Result has 115 places, 355 transitions, 7917 flow [2023-01-28 06:55:04,239 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=7734, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=346, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=340, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=7917, PETRI_PLACES=115, PETRI_TRANSITIONS=355} [2023-01-28 06:55:04,240 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 73 predicate places. [2023-01-28 06:55:04,240 INFO L495 AbstractCegarLoop]: Abstraction has has 115 places, 355 transitions, 7917 flow [2023-01-28 06:55:04,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 107.75) internal successors, (431), 4 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:04,240 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:55:04,240 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:55:04,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-01-28 06:55:04,240 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:55:04,240 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:55:04,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1709016318, now seen corresponding path program 1 times [2023-01-28 06:55:04,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:55:04,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188607138] [2023-01-28 06:55:04,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:55:04,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:55:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:55:04,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:55:04,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:55:04,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188607138] [2023-01-28 06:55:04,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188607138] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:55:04,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:55:04,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 06:55:04,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914839941] [2023-01-28 06:55:04,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:55:04,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-28 06:55:04,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:55:04,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-28 06:55:04,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-01-28 06:55:04,362 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-28 06:55:04,363 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 355 transitions, 7917 flow. Second operand has 5 states, 5 states have (on average 107.2) internal successors, (536), 5 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:04,363 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:55:04,363 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-28 06:55:04,363 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:55:05,468 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][346], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 204#true, Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 146#true, Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), 303#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 115#L752true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,469 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2023-01-28 06:55:05,469 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 06:55:05,469 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 06:55:05,469 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 06:55:05,561 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, 287#true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,561 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,561 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,561 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,561 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,561 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][500], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, 84#P0EXITtrue, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, 287#true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,561 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,561 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,562 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,562 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,616 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][160], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), 303#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 115#L752true, Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,616 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is not cut-off event [2023-01-28 06:55:05,616 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 06:55:05,616 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 06:55:05,616 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 06:55:05,632 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,632 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,632 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,632 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,632 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,632 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][500], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), 111#L794true, Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), 50#L767true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,632 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,632 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,632 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,632 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 06:55:05,835 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([383] L797-->L804: Formula: (let ((.cse3 (not (= (mod v_~y$w_buff0_used~0_87 256) 0))) (.cse4 (not (= (mod v_~y$r_buff1_thd3~0_16 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd3~0_25 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_88 256) 0)))) (.cse2 (and (not (= (mod v_~y$w_buff1_used~0_83 256) 0)) .cse4)) (.cse1 (and .cse5 .cse3))) (and (= (ite .cse0 0 v_~y$w_buff0_used~0_88) v_~y$w_buff0_used~0_87) (= v_~y$r_buff0_thd3~0_24 (ite .cse1 0 v_~y$r_buff0_thd3~0_25)) (= v_~y~0_53 (ite .cse0 v_~y$w_buff0~0_29 (ite .cse2 v_~y$w_buff1~0_28 v_~y~0_54))) (= v_~y$w_buff1_used~0_82 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_83)) (= (ite (or (and (not (= (mod v_~y$r_buff0_thd3~0_24 256) 0)) .cse3) (and .cse4 (not (= (mod v_~y$w_buff1_used~0_82 256) 0)))) 0 v_~y$r_buff1_thd3~0_16) v_~y$r_buff1_thd3~0_15)))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_16, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_88, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_25, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_54, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_83} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_15, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_87, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_24, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_53, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_82} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$r_buff0_thd3~0, ~y~0, ~y$w_buff1_used~0][492], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 107#L804true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), 50#L767true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, 287#true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,835 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,835 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,835 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,836 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,836 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 63#L797true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, 287#true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,836 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,836 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,836 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,836 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,836 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][500], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 63#L797true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, 287#true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,836 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,836 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,836 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,836 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,915 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([383] L797-->L804: Formula: (let ((.cse3 (not (= (mod v_~y$w_buff0_used~0_87 256) 0))) (.cse4 (not (= (mod v_~y$r_buff1_thd3~0_16 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd3~0_25 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_88 256) 0)))) (.cse2 (and (not (= (mod v_~y$w_buff1_used~0_83 256) 0)) .cse4)) (.cse1 (and .cse5 .cse3))) (and (= (ite .cse0 0 v_~y$w_buff0_used~0_88) v_~y$w_buff0_used~0_87) (= v_~y$r_buff0_thd3~0_24 (ite .cse1 0 v_~y$r_buff0_thd3~0_25)) (= v_~y~0_53 (ite .cse0 v_~y$w_buff0~0_29 (ite .cse2 v_~y$w_buff1~0_28 v_~y~0_54))) (= v_~y$w_buff1_used~0_82 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_83)) (= (ite (or (and (not (= (mod v_~y$r_buff0_thd3~0_24 256) 0)) .cse3) (and .cse4 (not (= (mod v_~y$w_buff1_used~0_82 256) 0)))) 0 v_~y$r_buff1_thd3~0_16) v_~y$r_buff1_thd3~0_15)))) InVars {~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_16, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_88, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_25, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_54, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_83} OutVars{~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_15, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_87, ~y$w_buff1~0=v_~y$w_buff1~0_28, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_24, ~y$w_buff0~0=v_~y$w_buff0~0_29, ~y~0=v_~y~0_53, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_82} AuxVars[] AssignedVars[~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$r_buff0_thd3~0, ~y~0, ~y$w_buff1_used~0][492], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 107#L804true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,915 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,915 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,915 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,915 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,915 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][365], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, 39#L820true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 63#L797true, Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), 51#L774true, Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,915 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,915 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,915 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,915 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,916 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][500], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= 2 ~y$w_buff1~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (and (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (not (= 2 ~z~0))))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))))) (not (= 2 ~z~0))))), Black: 252#(and (<= 1 ~y$w_buff0_used~0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (<= ~y$w_buff0_used~0 1) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (not (= 2 ~y$w_buff1~0)) (= 2 ~y$w_buff0~0) (= ~y$r_buff1_thd0~0 0)), P1Thread1of1ForFork0InUse, P3Thread1of1ForFork3InUse, P2Thread1of1ForFork1InUse, 84#P0EXITtrue, P0Thread1of1ForFork2InUse, Black: 267#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), 237#true, Black: 149#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 278#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 280#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0)))), Black: 275#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (not (= 2 ~y~0)) (= 2 ~y$w_buff0~0)), Black: 273#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), 204#true, Black: 156#(= ~__unbuffered_p3_EAX~0 0), Black: 157#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 248#true, Black: 289#(= ~__unbuffered_cnt~0 0), Black: 292#(and (= ~__unbuffered_cnt~0 0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 164#(= ~x~0 0), Black: 165#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), Black: 172#(and (= ~y$w_buff0_used~0 0) (= ~y~0 0) (= ~y$r_buff1_thd0~0 0)), 146#true, Black: 174#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$w_buff0_used~0 0)), Black: 181#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), 230#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 190#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 0)), Black: 192#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 0) (= ~y$w_buff0~0 0)), 170#true, 20#L827true, 63#L797true, 274#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= 2 ~y$w_buff0~0)), Black: 200#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 50#L767true, Black: 199#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0) (= ~y~0 1)), 290#(= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0), 305#(and (<= ~__unbuffered_cnt~0 1) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0)), Black: 211#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0))) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 208#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1_used~0 0) (= ~y~0 1)), Black: 206#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$w_buff0~0 0)), Black: 209#(and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~z~0)) (and (or (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0))) (or (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))))) (or (and (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (and (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~y$w_buff0~0)) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0) (not (= 2 ~z~0)))) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (and (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (= (* 256 (div ~y$r_buff0_thd0~0 256)) ~y$r_buff0_thd0~0)))), 68#L3true, Black: 221#(and (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (= ~y~0 1)), Black: 223#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y~0 1)), 162#true, Black: 231#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (not (= 2 ~y~0)) (= ~y$w_buff1_used~0 0) (= 2 ~y$w_buff0~0)), Black: 241#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff1_thd2~0 0) (= ~y$r_buff0_thd2~0 0) (= ~y~0 1)), Black: 242#(and (= ~y$r_buff0_thd0~0 0) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256))) (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))) (not (= 2 ~y$w_buff1~0)) (not (= 2 ~z~0))) (or (not (= 2 ~__unbuffered_p3_EAX~0)) (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p3_EBX~0 0)) (and (not (= (* 256 (div ~y$w_buff1_used~0 256)) ~y$w_buff1_used~0)) (not (= ~y$w_buff0_used~0 (* 256 (div ~y$w_buff0_used~0 256)))) (not (= ~y$r_buff1_thd0~0 (* 256 (div ~y$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 06:55:05,916 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,916 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,916 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:05,916 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 06:55:07,032 INFO L130 PetriNetUnfolder]: 10794/16013 cut-off events. [2023-01-28 06:55:07,032 INFO L131 PetriNetUnfolder]: For 613737/634588 co-relation queries the response was YES. [2023-01-28 06:55:07,097 INFO L83 FinitePrefix]: Finished finitePrefix Result has 143016 conditions, 16013 events. 10794/16013 cut-off events. For 613737/634588 co-relation queries the response was YES. Maximal size of possible extension queue 983. Compared 106127 event pairs, 579 based on Foata normal form. 6550/21888 useless extension candidates. Maximal degree in co-relation 142955. Up to 8115 conditions per place. [2023-01-28 06:55:07,167 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 723 selfloop transitions, 19 changer transitions 67/900 dead transitions. [2023-01-28 06:55:07,168 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 900 transitions, 22929 flow [2023-01-28 06:55:07,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 06:55:07,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 06:55:07,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 819 transitions. [2023-01-28 06:55:07,170 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4978723404255319 [2023-01-28 06:55:07,170 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 819 transitions. [2023-01-28 06:55:07,170 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 819 transitions. [2023-01-28 06:55:07,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:55:07,170 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 819 transitions. [2023-01-28 06:55:07,171 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 117.0) internal successors, (819), 7 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:07,173 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:07,173 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:07,173 INFO L175 Difference]: Start difference. First operand has 115 places, 355 transitions, 7917 flow. Second operand 7 states and 819 transitions. [2023-01-28 06:55:07,173 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 900 transitions, 22929 flow [2023-01-28 06:55:07,773 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 900 transitions, 22784 flow, removed 70 selfloop flow, removed 1 redundant places. [2023-01-28 06:55:07,782 INFO L231 Difference]: Finished difference. Result has 123 places, 316 transitions, 6919 flow [2023-01-28 06:55:07,782 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=6717, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=292, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=6919, PETRI_PLACES=123, PETRI_TRANSITIONS=316} [2023-01-28 06:55:07,782 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 81 predicate places. [2023-01-28 06:55:07,782 INFO L495 AbstractCegarLoop]: Abstraction has has 123 places, 316 transitions, 6919 flow [2023-01-28 06:55:07,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 107.2) internal successors, (536), 5 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:07,783 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:55:07,783 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:55:07,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-01-28 06:55:07,783 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:55:07,783 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:55:07,783 INFO L85 PathProgramCache]: Analyzing trace with hash 709768671, now seen corresponding path program 1 times [2023-01-28 06:55:07,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:55:07,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973781409] [2023-01-28 06:55:07,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:55:07,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:55:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:55:08,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:55:08,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:55:08,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973781409] [2023-01-28 06:55:08,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973781409] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:55:08,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:55:08,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 06:55:08,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353826143] [2023-01-28 06:55:08,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:55:08,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 06:55:08,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:55:08,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 06:55:08,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-28 06:55:08,171 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 06:55:08,171 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 316 transitions, 6919 flow. Second operand has 4 states, 4 states have (on average 101.0) internal successors, (404), 4 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:08,171 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:55:08,171 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 06:55:08,171 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:55:12,098 INFO L130 PetriNetUnfolder]: 19348/28589 cut-off events. [2023-01-28 06:55:12,098 INFO L131 PetriNetUnfolder]: For 577253/577253 co-relation queries the response was YES. [2023-01-28 06:55:12,264 INFO L83 FinitePrefix]: Finished finitePrefix Result has 249620 conditions, 28589 events. 19348/28589 cut-off events. For 577253/577253 co-relation queries the response was YES. Maximal size of possible extension queue 1184. Compared 187597 event pairs, 4167 based on Foata normal form. 51/28640 useless extension candidates. Maximal degree in co-relation 249555. Up to 14447 conditions per place. [2023-01-28 06:55:12,318 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 195 selfloop transitions, 109 changer transitions 215/519 dead transitions. [2023-01-28 06:55:12,318 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 519 transitions, 11739 flow [2023-01-28 06:55:12,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 06:55:12,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 06:55:12,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 454 transitions. [2023-01-28 06:55:12,320 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4829787234042553 [2023-01-28 06:55:12,320 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 454 transitions. [2023-01-28 06:55:12,320 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 454 transitions. [2023-01-28 06:55:12,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:55:12,320 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 454 transitions. [2023-01-28 06:55:12,321 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 113.5) internal successors, (454), 4 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:12,321 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:12,322 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:12,322 INFO L175 Difference]: Start difference. First operand has 123 places, 316 transitions, 6919 flow. Second operand 4 states and 454 transitions. [2023-01-28 06:55:12,322 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 519 transitions, 11739 flow [2023-01-28 06:55:15,875 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 519 transitions, 11604 flow, removed 47 selfloop flow, removed 3 redundant places. [2023-01-28 06:55:15,880 INFO L231 Difference]: Finished difference. Result has 126 places, 252 transitions, 5959 flow [2023-01-28 06:55:15,881 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=6869, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=316, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=90, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=208, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=5959, PETRI_PLACES=126, PETRI_TRANSITIONS=252} [2023-01-28 06:55:15,881 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 84 predicate places. [2023-01-28 06:55:15,881 INFO L495 AbstractCegarLoop]: Abstraction has has 126 places, 252 transitions, 5959 flow [2023-01-28 06:55:15,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 101.0) internal successors, (404), 4 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:15,881 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:55:15,881 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:55:15,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-01-28 06:55:15,882 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:55:15,882 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:55:15,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1859521447, now seen corresponding path program 1 times [2023-01-28 06:55:15,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:55:15,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325852262] [2023-01-28 06:55:15,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:55:15,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:55:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:55:16,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:55:16,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:55:16,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325852262] [2023-01-28 06:55:16,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325852262] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:55:16,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:55:16,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-01-28 06:55:16,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161321814] [2023-01-28 06:55:16,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:55:16,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 06:55:16,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:55:16,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 06:55:16,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-01-28 06:55:16,065 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-28 06:55:16,066 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 252 transitions, 5959 flow. Second operand has 6 states, 6 states have (on average 107.0) internal successors, (642), 6 states have internal predecessors, (642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:16,066 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:55:16,066 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-28 06:55:16,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:55:17,146 INFO L130 PetriNetUnfolder]: 4288/6984 cut-off events. [2023-01-28 06:55:17,146 INFO L131 PetriNetUnfolder]: For 238156/241807 co-relation queries the response was YES. [2023-01-28 06:55:17,170 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60796 conditions, 6984 events. 4288/6984 cut-off events. For 238156/241807 co-relation queries the response was YES. Maximal size of possible extension queue 372. Compared 45925 event pairs, 356 based on Foata normal form. 1656/8435 useless extension candidates. Maximal degree in co-relation 60728. Up to 3208 conditions per place. [2023-01-28 06:55:17,191 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 359 selfloop transitions, 18 changer transitions 61/504 dead transitions. [2023-01-28 06:55:17,191 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 504 transitions, 12979 flow [2023-01-28 06:55:17,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 06:55:17,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 06:55:17,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 820 transitions. [2023-01-28 06:55:17,193 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49848024316109424 [2023-01-28 06:55:17,193 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 820 transitions. [2023-01-28 06:55:17,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 820 transitions. [2023-01-28 06:55:17,193 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:55:17,193 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 820 transitions. [2023-01-28 06:55:17,194 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 117.14285714285714) internal successors, (820), 7 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:17,196 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:17,196 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:17,196 INFO L175 Difference]: Start difference. First operand has 126 places, 252 transitions, 5959 flow. Second operand 7 states and 820 transitions. [2023-01-28 06:55:17,196 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 504 transitions, 12979 flow [2023-01-28 06:55:17,386 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 504 transitions, 12416 flow, removed 151 selfloop flow, removed 11 redundant places. [2023-01-28 06:55:17,391 INFO L231 Difference]: Finished difference. Result has 120 places, 218 transitions, 4810 flow [2023-01-28 06:55:17,391 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=4682, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=210, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=196, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=4810, PETRI_PLACES=120, PETRI_TRANSITIONS=218} [2023-01-28 06:55:17,391 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 78 predicate places. [2023-01-28 06:55:17,392 INFO L495 AbstractCegarLoop]: Abstraction has has 120 places, 218 transitions, 4810 flow [2023-01-28 06:55:17,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 107.0) internal successors, (642), 6 states have internal predecessors, (642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:17,392 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:55:17,392 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:55:17,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-01-28 06:55:17,392 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:55:17,392 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:55:17,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1899134610, now seen corresponding path program 1 times [2023-01-28 06:55:17,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:55:17,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149560111] [2023-01-28 06:55:17,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:55:17,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:55:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:55:17,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:55:17,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:55:17,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149560111] [2023-01-28 06:55:17,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149560111] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:55:17,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:55:17,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-28 06:55:17,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748482184] [2023-01-28 06:55:17,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:55:17,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-01-28 06:55:17,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:55:17,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-01-28 06:55:17,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-01-28 06:55:17,545 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-28 06:55:17,550 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 218 transitions, 4810 flow. Second operand has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:17,550 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:55:17,550 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-28 06:55:17,550 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:55:18,616 INFO L130 PetriNetUnfolder]: 4153/6752 cut-off events. [2023-01-28 06:55:18,616 INFO L131 PetriNetUnfolder]: For 168561/171301 co-relation queries the response was YES. [2023-01-28 06:55:18,639 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58590 conditions, 6752 events. 4153/6752 cut-off events. For 168561/171301 co-relation queries the response was YES. Maximal size of possible extension queue 372. Compared 44409 event pairs, 334 based on Foata normal form. 984/7533 useless extension candidates. Maximal degree in co-relation 58525. Up to 2979 conditions per place. [2023-01-28 06:55:18,654 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 310 selfloop transitions, 22 changer transitions 98/492 dead transitions. [2023-01-28 06:55:18,654 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 492 transitions, 12157 flow [2023-01-28 06:55:18,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-01-28 06:55:18,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-01-28 06:55:18,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1029 transitions. [2023-01-28 06:55:18,659 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48652482269503544 [2023-01-28 06:55:18,659 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1029 transitions. [2023-01-28 06:55:18,659 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1029 transitions. [2023-01-28 06:55:18,660 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:55:18,660 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1029 transitions. [2023-01-28 06:55:18,662 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 114.33333333333333) internal successors, (1029), 9 states have internal predecessors, (1029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:18,664 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 235.0) internal successors, (2350), 10 states have internal predecessors, (2350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:18,664 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 235.0) internal successors, (2350), 10 states have internal predecessors, (2350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:18,664 INFO L175 Difference]: Start difference. First operand has 120 places, 218 transitions, 4810 flow. Second operand 9 states and 1029 transitions. [2023-01-28 06:55:18,664 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 492 transitions, 12157 flow [2023-01-28 06:55:19,008 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 492 transitions, 11745 flow, removed 115 selfloop flow, removed 9 redundant places. [2023-01-28 06:55:19,013 INFO L231 Difference]: Finished difference. Result has 122 places, 195 transitions, 4086 flow [2023-01-28 06:55:19,013 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=4435, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=211, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=189, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=4086, PETRI_PLACES=122, PETRI_TRANSITIONS=195} [2023-01-28 06:55:19,013 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 80 predicate places. [2023-01-28 06:55:19,013 INFO L495 AbstractCegarLoop]: Abstraction has has 122 places, 195 transitions, 4086 flow [2023-01-28 06:55:19,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:19,013 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:55:19,014 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:55:19,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-01-28 06:55:19,014 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:55:19,014 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:55:19,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1706150239, now seen corresponding path program 1 times [2023-01-28 06:55:19,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:55:19,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485293154] [2023-01-28 06:55:19,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:55:19,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:55:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:55:19,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:55:19,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:55:19,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485293154] [2023-01-28 06:55:19,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485293154] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:55:19,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:55:19,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-28 06:55:19,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579865258] [2023-01-28 06:55:19,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:55:19,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-01-28 06:55:19,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:55:19,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-01-28 06:55:19,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-01-28 06:55:19,490 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 235 [2023-01-28 06:55:19,491 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 195 transitions, 4086 flow. Second operand has 8 states, 8 states have (on average 95.375) internal successors, (763), 8 states have internal predecessors, (763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:19,491 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:55:19,491 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 235 [2023-01-28 06:55:19,491 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:55:20,501 INFO L130 PetriNetUnfolder]: 3431/5419 cut-off events. [2023-01-28 06:55:20,501 INFO L131 PetriNetUnfolder]: For 89081/89081 co-relation queries the response was YES. [2023-01-28 06:55:20,521 INFO L83 FinitePrefix]: Finished finitePrefix Result has 47196 conditions, 5419 events. 3431/5419 cut-off events. For 89081/89081 co-relation queries the response was YES. Maximal size of possible extension queue 233. Compared 30386 event pairs, 253 based on Foata normal form. 1/5420 useless extension candidates. Maximal degree in co-relation 47133. Up to 2495 conditions per place. [2023-01-28 06:55:20,530 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 106 selfloop transitions, 65 changer transitions 273/444 dead transitions. [2023-01-28 06:55:20,530 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 444 transitions, 8594 flow [2023-01-28 06:55:20,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-01-28 06:55:20,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2023-01-28 06:55:20,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1348 transitions. [2023-01-28 06:55:20,532 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4412438625204583 [2023-01-28 06:55:20,532 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1348 transitions. [2023-01-28 06:55:20,532 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1348 transitions. [2023-01-28 06:55:20,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:55:20,532 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1348 transitions. [2023-01-28 06:55:20,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 103.6923076923077) internal successors, (1348), 13 states have internal predecessors, (1348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:20,536 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 235.0) internal successors, (3290), 14 states have internal predecessors, (3290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:20,536 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 235.0) internal successors, (3290), 14 states have internal predecessors, (3290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:20,536 INFO L175 Difference]: Start difference. First operand has 122 places, 195 transitions, 4086 flow. Second operand 13 states and 1348 transitions. [2023-01-28 06:55:20,537 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 444 transitions, 8594 flow [2023-01-28 06:55:20,743 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 444 transitions, 8171 flow, removed 79 selfloop flow, removed 10 redundant places. [2023-01-28 06:55:20,747 INFO L231 Difference]: Finished difference. Result has 128 places, 123 transitions, 2561 flow [2023-01-28 06:55:20,747 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=3958, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=195, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=56, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=138, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=2561, PETRI_PLACES=128, PETRI_TRANSITIONS=123} [2023-01-28 06:55:20,748 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 86 predicate places. [2023-01-28 06:55:20,748 INFO L495 AbstractCegarLoop]: Abstraction has has 128 places, 123 transitions, 2561 flow [2023-01-28 06:55:20,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 95.375) internal successors, (763), 8 states have internal predecessors, (763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:20,748 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:55:20,748 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:55:20,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-01-28 06:55:20,748 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:55:20,749 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:55:20,749 INFO L85 PathProgramCache]: Analyzing trace with hash 875567563, now seen corresponding path program 2 times [2023-01-28 06:55:20,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:55:20,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031233932] [2023-01-28 06:55:20,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:55:20,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:55:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:55:21,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:55:21,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:55:21,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031233932] [2023-01-28 06:55:21,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031233932] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:55:21,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:55:21,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 06:55:21,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934950122] [2023-01-28 06:55:21,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:55:21,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 06:55:21,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:55:21,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 06:55:21,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-28 06:55:21,085 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 06:55:21,085 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 128 places, 123 transitions, 2561 flow. Second operand has 4 states, 4 states have (on average 102.75) internal successors, (411), 4 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:21,085 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:55:21,085 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 06:55:21,085 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:55:21,356 INFO L130 PetriNetUnfolder]: 1245/2098 cut-off events. [2023-01-28 06:55:21,356 INFO L131 PetriNetUnfolder]: For 48416/48416 co-relation queries the response was YES. [2023-01-28 06:55:21,364 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17545 conditions, 2098 events. 1245/2098 cut-off events. For 48416/48416 co-relation queries the response was YES. Maximal size of possible extension queue 135. Compared 11065 event pairs, 160 based on Foata normal form. 1/2099 useless extension candidates. Maximal degree in co-relation 17498. Up to 1107 conditions per place. [2023-01-28 06:55:21,367 INFO L137 encePairwiseOnDemand]: 226/235 looper letters, 54 selfloop transitions, 9 changer transitions 112/175 dead transitions. [2023-01-28 06:55:21,367 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 175 transitions, 3482 flow [2023-01-28 06:55:21,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 06:55:21,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 06:55:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 441 transitions. [2023-01-28 06:55:21,368 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46914893617021275 [2023-01-28 06:55:21,368 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 441 transitions. [2023-01-28 06:55:21,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 441 transitions. [2023-01-28 06:55:21,368 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:55:21,368 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 441 transitions. [2023-01-28 06:55:21,369 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 110.25) internal successors, (441), 4 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:21,369 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:21,370 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 235.0) internal successors, (1175), 5 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:21,370 INFO L175 Difference]: Start difference. First operand has 128 places, 123 transitions, 2561 flow. Second operand 4 states and 441 transitions. [2023-01-28 06:55:21,370 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 175 transitions, 3482 flow [2023-01-28 06:55:21,428 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 175 transitions, 3192 flow, removed 55 selfloop flow, removed 13 redundant places. [2023-01-28 06:55:21,430 INFO L231 Difference]: Finished difference. Result has 113 places, 52 transitions, 620 flow [2023-01-28 06:55:21,430 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=2307, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=123, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=620, PETRI_PLACES=113, PETRI_TRANSITIONS=52} [2023-01-28 06:55:21,430 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 71 predicate places. [2023-01-28 06:55:21,430 INFO L495 AbstractCegarLoop]: Abstraction has has 113 places, 52 transitions, 620 flow [2023-01-28 06:55:21,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 102.75) internal successors, (411), 4 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:21,430 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:55:21,431 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:55:21,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-01-28 06:55:21,431 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:55:21,431 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:55:21,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1945110293, now seen corresponding path program 3 times [2023-01-28 06:55:21,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:55:21,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700529161] [2023-01-28 06:55:21,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:55:21,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:55:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 06:55:22,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 06:55:22,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 06:55:22,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700529161] [2023-01-28 06:55:22,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700529161] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 06:55:22,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 06:55:22,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-28 06:55:22,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349661117] [2023-01-28 06:55:22,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 06:55:22,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-01-28 06:55:22,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 06:55:22,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-01-28 06:55:22,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-01-28 06:55:22,019 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-28 06:55:22,019 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 52 transitions, 620 flow. Second operand has 8 states, 8 states have (on average 106.875) internal successors, (855), 8 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:22,019 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 06:55:22,019 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-28 06:55:22,019 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 06:55:22,149 INFO L130 PetriNetUnfolder]: 349/632 cut-off events. [2023-01-28 06:55:22,149 INFO L131 PetriNetUnfolder]: For 7451/7455 co-relation queries the response was YES. [2023-01-28 06:55:22,151 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4036 conditions, 632 events. 349/632 cut-off events. For 7451/7455 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2653 event pairs, 48 based on Foata normal form. 1/630 useless extension candidates. Maximal degree in co-relation 3981. Up to 313 conditions per place. [2023-01-28 06:55:22,152 INFO L137 encePairwiseOnDemand]: 230/235 looper letters, 51 selfloop transitions, 5 changer transitions 19/79 dead transitions. [2023-01-28 06:55:22,152 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 79 transitions, 957 flow [2023-01-28 06:55:22,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 06:55:22,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 06:55:22,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 560 transitions. [2023-01-28 06:55:22,153 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4765957446808511 [2023-01-28 06:55:22,153 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 560 transitions. [2023-01-28 06:55:22,153 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 560 transitions. [2023-01-28 06:55:22,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 06:55:22,154 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 560 transitions. [2023-01-28 06:55:22,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 112.0) internal successors, (560), 5 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:22,155 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:22,155 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:22,155 INFO L175 Difference]: Start difference. First operand has 113 places, 52 transitions, 620 flow. Second operand 5 states and 560 transitions. [2023-01-28 06:55:22,155 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 79 transitions, 957 flow [2023-01-28 06:55:22,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 79 transitions, 687 flow, removed 39 selfloop flow, removed 39 redundant places. [2023-01-28 06:55:22,166 INFO L231 Difference]: Finished difference. Result has 69 places, 48 transitions, 357 flow [2023-01-28 06:55:22,167 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=235, PETRI_DIFFERENCE_MINUEND_FLOW=384, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=357, PETRI_PLACES=69, PETRI_TRANSITIONS=48} [2023-01-28 06:55:22,167 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 27 predicate places. [2023-01-28 06:55:22,167 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 48 transitions, 357 flow [2023-01-28 06:55:22,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 106.875) internal successors, (855), 8 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 06:55:22,167 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 06:55:22,167 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:55:22,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-01-28 06:55:22,167 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-28 06:55:22,168 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 06:55:22,168 INFO L85 PathProgramCache]: Analyzing trace with hash 829144867, now seen corresponding path program 4 times [2023-01-28 06:55:22,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 06:55:22,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909876483] [2023-01-28 06:55:22,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 06:55:22,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 06:55:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-01-28 06:55:22,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-01-28 06:55:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-01-28 06:55:22,254 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-01-28 06:55:22,255 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-01-28 06:55:22,255 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-01-28 06:55:22,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2023-01-28 06:55:22,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-01-28 06:55:22,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-01-28 06:55:22,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2023-01-28 06:55:22,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2023-01-28 06:55:22,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2023-01-28 06:55:22,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-01-28 06:55:22,257 INFO L445 BasicCegarLoop]: Path program histogram: [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 06:55:22,261 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-01-28 06:55:22,261 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-01-28 06:55:22,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 06:55:22 BasicIcfg [2023-01-28 06:55:22,325 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-01-28 06:55:22,325 INFO L158 Benchmark]: Toolchain (without parser) took 63908.09ms. Allocated memory was 331.4MB in the beginning and 8.9GB in the end (delta: 8.5GB). Free memory was 298.5MB in the beginning and 6.6GB in the end (delta: -6.3GB). Peak memory consumption was 2.3GB. Max. memory is 16.0GB. [2023-01-28 06:55:22,325 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 255.9MB. Free memory is still 213.6MB. There was no memory consumed. Max. memory is 16.0GB. [2023-01-28 06:55:22,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.23ms. Allocated memory is still 331.4MB. Free memory was 298.5MB in the beginning and 273.6MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. [2023-01-28 06:55:22,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.76ms. Allocated memory is still 331.4MB. Free memory was 273.6MB in the beginning and 271.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-01-28 06:55:22,326 INFO L158 Benchmark]: Boogie Preprocessor took 31.77ms. Allocated memory is still 331.4MB. Free memory was 271.1MB in the beginning and 269.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-01-28 06:55:22,326 INFO L158 Benchmark]: RCFGBuilder took 482.08ms. Allocated memory is still 331.4MB. Free memory was 269.0MB in the beginning and 231.6MB in the end (delta: 37.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.0GB. [2023-01-28 06:55:22,326 INFO L158 Benchmark]: TraceAbstraction took 62875.17ms. Allocated memory was 331.4MB in the beginning and 8.9GB in the end (delta: 8.5GB). Free memory was 231.2MB in the beginning and 6.6GB in the end (delta: -6.3GB). Peak memory consumption was 2.2GB. Max. memory is 16.0GB. [2023-01-28 06:55:22,327 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 255.9MB. Free memory is still 213.6MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 460.23ms. Allocated memory is still 331.4MB. Free memory was 298.5MB in the beginning and 273.6MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 54.76ms. Allocated memory is still 331.4MB. Free memory was 273.6MB in the beginning and 271.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 31.77ms. Allocated memory is still 331.4MB. Free memory was 271.1MB in the beginning and 269.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 482.08ms. Allocated memory is still 331.4MB. Free memory was 269.0MB in the beginning and 231.6MB in the end (delta: 37.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.0GB. * TraceAbstraction took 62875.17ms. Allocated memory was 331.4MB in the beginning and 8.9GB in the end (delta: 8.5GB). Free memory was 231.2MB in the beginning and 6.6GB in the end (delta: -6.3GB). Peak memory consumption was 2.2GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.8s, 135 PlacesBefore, 42 PlacesAfterwards, 124 TransitionsBefore, 29 TransitionsAfterwards, 2986 CoEnabledTransitionPairs, 7 FixpointIterations, 41 TrivialSequentialCompositions, 56 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 107 TotalNumberOfCompositions, 8358 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3460, independent: 3226, independent conditional: 0, independent unconditional: 3226, dependent: 234, dependent conditional: 0, dependent unconditional: 234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1590, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3460, independent: 1676, independent conditional: 0, independent unconditional: 1676, dependent: 194, dependent conditional: 0, dependent unconditional: 194, unknown: 1590, unknown conditional: 0, unknown unconditional: 1590] , Statistics on independence cache: Total cache size (in pairs): 139, Positive cache size: 123, Positive conditional cache size: 0, Positive unconditional cache size: 123, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p3_EAX = 0; [L714] 0 int __unbuffered_p3_EBX = 0; [L716] 0 int a = 0; [L717] 0 _Bool main$tmp_guard0; [L718] 0 _Bool main$tmp_guard1; [L720] 0 int x = 0; [L722] 0 int y = 0; [L723] 0 _Bool y$flush_delayed; [L724] 0 int y$mem_tmp; [L725] 0 _Bool y$r_buff0_thd0; [L726] 0 _Bool y$r_buff0_thd1; [L727] 0 _Bool y$r_buff0_thd2; [L728] 0 _Bool y$r_buff0_thd3; [L729] 0 _Bool y$r_buff0_thd4; [L730] 0 _Bool y$r_buff1_thd0; [L731] 0 _Bool y$r_buff1_thd1; [L732] 0 _Bool y$r_buff1_thd2; [L733] 0 _Bool y$r_buff1_thd3; [L734] 0 _Bool y$r_buff1_thd4; [L735] 0 _Bool y$read_delayed; [L736] 0 int *y$read_delayed_var; [L737] 0 int y$w_buff0; [L738] 0 _Bool y$w_buff0_used; [L739] 0 int y$w_buff1; [L740] 0 _Bool y$w_buff1_used; [L742] 0 int z = 0; [L743] 0 _Bool weak$$choice0; [L744] 0 _Bool weak$$choice2; [L844] 0 pthread_t t805; [L845] FCALL, FORK 0 pthread_create(&t805, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t805, ((void *)0), P0, ((void *)0))=0, t805={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L846] 0 pthread_t t806; [L847] FCALL, FORK 0 pthread_create(&t806, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t806, ((void *)0), P1, ((void *)0))=1, t805={6:0}, t806={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L848] 0 pthread_t t807; [L849] FCALL, FORK 0 pthread_create(&t807, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t807, ((void *)0), P2, ((void *)0))=2, t805={6:0}, t806={7:0}, t807={8:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L850] 0 pthread_t t808; [L851] FCALL, FORK 0 pthread_create(&t808, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t808, ((void *)0), P3, ((void *)0))=3, t805={6:0}, t806={7:0}, t807={8:0}, t808={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L783] 3 y$w_buff1 = y$w_buff0 [L784] 3 y$w_buff0 = 2 [L785] 3 y$w_buff1_used = y$w_buff0_used [L786] 3 y$w_buff0_used = (_Bool)1 [L787] CALL 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 3 !(!expression) [L787] RET 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L788] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L789] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L790] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L791] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L792] 3 y$r_buff1_thd4 = y$r_buff0_thd4 [L793] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L796] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=1] [L813] 4 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L816] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L819] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L748] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L751] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L763] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L822] 4 y = y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L823] 4 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L824] 4 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L825] 4 y$r_buff0_thd4 = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L826] 4 y$r_buff1_thd4 = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L766] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L769] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L770] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L771] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L772] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L773] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L799] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L800] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L801] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L802] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L803] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L806] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L808] 3 return 0; [L756] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L758] 1 return 0; [L829] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L831] 4 return 0; [L776] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L778] 2 return 0; [L853] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L855] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) [L855] RET 0 assume_abort_if_not(main$tmp_guard0) [L857] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L858] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L859] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L860] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L861] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t805={6:0}, t806={7:0}, t807={8:0}, t808={5:0}, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L864] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L865] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L866] 0 y$flush_delayed = weak$$choice2 [L867] 0 y$mem_tmp = y [L868] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L869] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L870] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L871] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L872] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L873] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L874] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L875] 0 main$tmp_guard1 = !(x == 2 && y == 2 && z == 2 && __unbuffered_p3_EAX == 2 && __unbuffered_p3_EBX == 0) [L876] 0 y = y$flush_delayed ? y$mem_tmp : y [L877] 0 y$flush_delayed = (_Bool)0 [L879] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 847]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 845]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 164 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 62.7s, OverallIterations: 24, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 49.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.9s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 908 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 908 mSDsluCounter, 294 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 174 mSDsCounter, 186 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2874 IncrementalHoareTripleChecker+Invalid, 3060 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 186 mSolverCounterUnsat, 120 mSDtfsCounter, 2874 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 110 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8330occurred in iteration=15, InterpolantAutomatonStates: 129, 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, 8.5s InterpolantComputationTime, 428 NumberOfCodeBlocks, 428 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 378 ConstructedInterpolants, 0 QuantifiedInterpolants, 4601 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-01-28 06:55:22,345 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...