/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 BEFORE -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 00:40:27,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-28 00:40:27,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-28 00:40:27,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-01-28 00:40:27,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-01-28 00:40:27,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-01-28 00:40:27,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-01-28 00:40:27,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-01-28 00:40:27,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-01-28 00:40:27,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-01-28 00:40:27,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-01-28 00:40:27,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-01-28 00:40:27,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-28 00:40:27,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-28 00:40:27,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-28 00:40:27,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-28 00:40:27,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-28 00:40:27,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-28 00:40:27,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-28 00:40:27,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-28 00:40:27,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-28 00:40:27,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-28 00:40:27,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-28 00:40:27,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-28 00:40:27,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-01-28 00:40:27,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-28 00:40:27,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-28 00:40:27,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-28 00:40:27,854 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 00:40:27,874 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-28 00:40:27,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-28 00:40:27,874 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-28 00:40:27,875 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-28 00:40:27,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-28 00:40:27,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-28 00:40:27,875 INFO L138 SettingsManager]: * Use SBE=true [2023-01-28 00:40:27,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-28 00:40:27,876 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-28 00:40:27,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-28 00:40:27,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-28 00:40:27,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-28 00:40:27,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-28 00:40:27,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-28 00:40:27,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-28 00:40:27,877 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-28 00:40:27,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-28 00:40:27,877 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-28 00:40:27,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-28 00:40:27,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-28 00:40:27,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-28 00:40:27,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-28 00:40:27,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-28 00:40:27,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 00:40:27,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-28 00:40:27,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-28 00:40:27,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-28 00:40:27,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-28 00:40:27,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-28 00:40:27,879 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-01-28 00:40:27,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-01-28 00:40:27,879 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-01-28 00:40:28,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-28 00:40:28,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-28 00:40:28,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-28 00:40:28,057 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-28 00:40:28,057 INFO L275 PluginConnector]: CDTParser initialized [2023-01-28 00:40:28,058 INFO L432 ainManager$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 00:40:29,017 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-28 00:40:29,211 INFO L351 CDTParser]: Found 1 translation units. [2023-01-28 00:40:29,212 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2023-01-28 00:40:29,222 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0617dfc4f/d34e3c83a41c46eb976ca0ce6ca07a9c/FLAGc47be265c [2023-01-28 00:40:29,232 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0617dfc4f/d34e3c83a41c46eb976ca0ce6ca07a9c [2023-01-28 00:40:29,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-28 00:40:29,234 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-28 00:40:29,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-28 00:40:29,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-28 00:40:29,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-28 00:40:29,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77baae2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29, skipping insertion in model container [2023-01-28 00:40:29,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-28 00:40:29,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-28 00:40:29,369 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 00:40:29,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 00:40:29,552 INFO L203 MainTranslator]: Completed pre-run [2023-01-28 00:40:29,560 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 00:40:29,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 00:40:29,615 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-01-28 00:40:29,615 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-01-28 00:40:29,620 INFO L208 MainTranslator]: Completed translation [2023-01-28 00:40:29,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29 WrapperNode [2023-01-28 00:40:29,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-28 00:40:29,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-28 00:40:29,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-28 00:40:29,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-28 00:40:29,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,688 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 160 [2023-01-28 00:40:29,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-28 00:40:29,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-28 00:40:29,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-28 00:40:29,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-28 00:40:29,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,716 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-28 00:40:29,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-28 00:40:29,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-28 00:40:29,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-28 00:40:29,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (1/1) ... [2023-01-28 00:40:29,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 00:40:29,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-28 00:40:29,755 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 00:40:29,800 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 00:40:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-28 00:40:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-01-28 00:40:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-28 00:40:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-28 00:40:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-28 00:40:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-01-28 00:40:29,803 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-01-28 00:40:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-01-28 00:40:29,805 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-01-28 00:40:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-01-28 00:40:29,805 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-01-28 00:40:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-01-28 00:40:29,805 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-01-28 00:40:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-28 00:40:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-01-28 00:40:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-28 00:40:29,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-28 00:40:29,807 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 00:40:29,923 INFO L236 CfgBuilder]: Building ICFG [2023-01-28 00:40:29,924 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-28 00:40:30,196 INFO L277 CfgBuilder]: Performing block encoding [2023-01-28 00:40:30,343 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-28 00:40:30,343 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-01-28 00:40:30,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 12:40:30 BoogieIcfgContainer [2023-01-28 00:40:30,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-28 00:40:30,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-28 00:40:30,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-28 00:40:30,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-28 00:40:30,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 12:40:29" (1/3) ... [2023-01-28 00:40:30,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6205ff7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 12:40:30, skipping insertion in model container [2023-01-28 00:40:30,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:40:29" (2/3) ... [2023-01-28 00:40:30,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6205ff7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 12:40:30, skipping insertion in model container [2023-01-28 00:40:30,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 12:40:30" (3/3) ... [2023-01-28 00:40:30,358 INFO L112 eAbstractionObserver]: Analyzing ICFG mix030_power.opt_pso.opt_rmo.opt.i [2023-01-28 00:40:30,369 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-28 00:40:30,369 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-01-28 00:40:30,369 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-28 00:40:30,411 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-01-28 00:40:30,443 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 139 places, 128 transitions, 276 flow [2023-01-28 00:40:30,474 INFO L130 PetriNetUnfolder]: 2/124 cut-off events. [2023-01-28 00:40:30,474 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-01-28 00:40:30,479 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 00:40:30,479 INFO L82 GeneralOperation]: Start removeDead. Operand has 139 places, 128 transitions, 276 flow [2023-01-28 00:40:30,482 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 135 places, 124 transitions, 260 flow [2023-01-28 00:40:30,484 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-01-28 00:40:30,490 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 135 places, 124 transitions, 260 flow [2023-01-28 00:40:30,491 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 135 places, 124 transitions, 260 flow [2023-01-28 00:40:30,492 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 135 places, 124 transitions, 260 flow [2023-01-28 00:40:30,525 INFO L130 PetriNetUnfolder]: 2/124 cut-off events. [2023-01-28 00:40:30,526 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-01-28 00:40:30,526 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 00:40:30,528 INFO L119 LiptonReduction]: Number of co-enabled transitions 2986 [2023-01-28 00:40:34,476 INFO L134 LiptonReduction]: Checked pairs total: 8358 [2023-01-28 00:40:34,477 INFO L136 LiptonReduction]: Total number of compositions: 107 [2023-01-28 00:40:34,495 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-01-28 00:40:34,499 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;@9550b6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-01-28 00:40:34,499 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-01-28 00:40:34,503 INFO L130 PetriNetUnfolder]: 0/11 cut-off events. [2023-01-28 00:40:34,503 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-01-28 00:40:34,503 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:34,504 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-01-28 00:40:34,504 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 00:40:34,507 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:34,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1543104187, now seen corresponding path program 1 times [2023-01-28 00:40:34,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:34,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686571622] [2023-01-28 00:40:34,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:34,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:34,859 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 00:40:34,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:34,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686571622] [2023-01-28 00:40:34,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686571622] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:34,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:34,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-01-28 00:40:34,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065551363] [2023-01-28 00:40:34,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:34,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-28 00:40:34,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:34,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-28 00:40:34,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-28 00:40:34,886 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 235 [2023-01-28 00:40:34,887 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 00:40:34,887 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:34,888 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 235 [2023-01-28 00:40:34,888 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:35,317 INFO L130 PetriNetUnfolder]: 2855/4261 cut-off events. [2023-01-28 00:40:35,318 INFO L131 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2023-01-28 00:40:35,324 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 00:40:35,338 INFO L137 encePairwiseOnDemand]: 232/235 looper letters, 33 selfloop transitions, 2 changer transitions 2/42 dead transitions. [2023-01-28 00:40:35,339 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 42 transitions, 173 flow [2023-01-28 00:40:35,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-28 00:40:35,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-01-28 00:40:35,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 377 transitions. [2023-01-28 00:40:35,348 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5347517730496454 [2023-01-28 00:40:35,349 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 377 transitions. [2023-01-28 00:40:35,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 377 transitions. [2023-01-28 00:40:35,350 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:35,351 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 377 transitions. [2023-01-28 00:40:35,353 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 00:40:35,356 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 00:40:35,357 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 00:40:35,358 INFO L175 Difference]: Start difference. First operand has 42 places, 29 transitions, 70 flow. Second operand 3 states and 377 transitions. [2023-01-28 00:40:35,359 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 42 transitions, 173 flow [2023-01-28 00:40:35,361 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 00:40:35,362 INFO L231 Difference]: Finished difference. Result has 39 places, 27 transitions, 66 flow [2023-01-28 00:40:35,363 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 00:40:35,365 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, -3 predicate places. [2023-01-28 00:40:35,366 INFO L495 AbstractCegarLoop]: Abstraction has has 39 places, 27 transitions, 66 flow [2023-01-28 00:40:35,366 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 00:40:35,366 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:35,366 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 00:40:35,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-01-28 00:40:35,366 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 00:40:35,367 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:35,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1850907968, now seen corresponding path program 1 times [2023-01-28 00:40:35,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:35,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924393918] [2023-01-28 00:40:35,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:35,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:35,962 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 00:40:35,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:35,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924393918] [2023-01-28 00:40:35,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924393918] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:35,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:35,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-28 00:40:35,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912396716] [2023-01-28 00:40:35,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:35,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 00:40:35,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:35,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 00:40:35,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-28 00:40:35,964 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 00:40:35,965 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 00:40:35,965 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:35,965 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 00:40:35,965 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:37,071 INFO L130 PetriNetUnfolder]: 10979/15002 cut-off events. [2023-01-28 00:40:37,072 INFO L131 PetriNetUnfolder]: For 692/692 co-relation queries the response was YES. [2023-01-28 00:40:37,087 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 00:40:37,139 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 47 selfloop transitions, 14 changer transitions 0/61 dead transitions. [2023-01-28 00:40:37,139 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 61 transitions, 264 flow [2023-01-28 00:40:37,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 00:40:37,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 00:40:37,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 447 transitions. [2023-01-28 00:40:37,143 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.475531914893617 [2023-01-28 00:40:37,143 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 447 transitions. [2023-01-28 00:40:37,143 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 447 transitions. [2023-01-28 00:40:37,143 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:37,143 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 447 transitions. [2023-01-28 00:40:37,145 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 00:40:37,147 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 00:40:37,147 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 00:40:37,148 INFO L175 Difference]: Start difference. First operand has 39 places, 27 transitions, 66 flow. Second operand 4 states and 447 transitions. [2023-01-28 00:40:37,148 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 61 transitions, 264 flow [2023-01-28 00:40:37,150 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 00:40:37,151 INFO L231 Difference]: Finished difference. Result has 42 places, 40 transitions, 170 flow [2023-01-28 00:40:37,151 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 00:40:37,152 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 0 predicate places. [2023-01-28 00:40:37,152 INFO L495 AbstractCegarLoop]: Abstraction has has 42 places, 40 transitions, 170 flow [2023-01-28 00:40:37,152 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 00:40:37,153 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:37,153 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 00:40:37,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-01-28 00:40:37,153 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 00:40:37,154 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:37,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1543571077, now seen corresponding path program 1 times [2023-01-28 00:40:37,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:37,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449381828] [2023-01-28 00:40:37,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:37,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:37,581 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 00:40:37,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:37,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449381828] [2023-01-28 00:40:37,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449381828] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:37,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:37,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-28 00:40:37,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003370326] [2023-01-28 00:40:37,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:37,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 00:40:37,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:37,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 00:40:37,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-28 00:40:37,583 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 00:40:37,583 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 00:40:37,583 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:37,583 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 00:40:37,583 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:38,609 INFO L130 PetriNetUnfolder]: 10259/14032 cut-off events. [2023-01-28 00:40:38,609 INFO L131 PetriNetUnfolder]: For 5912/5912 co-relation queries the response was YES. [2023-01-28 00:40:38,628 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 00:40:38,675 INFO L137 encePairwiseOnDemand]: 223/235 looper letters, 55 selfloop transitions, 12 changer transitions 0/67 dead transitions. [2023-01-28 00:40:38,675 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 67 transitions, 400 flow [2023-01-28 00:40:38,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 00:40:38,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 00:40:38,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 441 transitions. [2023-01-28 00:40:38,676 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46914893617021275 [2023-01-28 00:40:38,677 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 441 transitions. [2023-01-28 00:40:38,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 441 transitions. [2023-01-28 00:40:38,677 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:38,677 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 441 transitions. [2023-01-28 00:40:38,678 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 00:40:38,679 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 00:40:38,679 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 00:40:38,679 INFO L175 Difference]: Start difference. First operand has 42 places, 40 transitions, 170 flow. Second operand 4 states and 441 transitions. [2023-01-28 00:40:38,679 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 67 transitions, 400 flow [2023-01-28 00:40:38,682 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 00:40:38,683 INFO L231 Difference]: Finished difference. Result has 48 places, 47 transitions, 276 flow [2023-01-28 00:40:38,683 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 00:40:38,684 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 6 predicate places. [2023-01-28 00:40:38,686 INFO L495 AbstractCegarLoop]: Abstraction has has 48 places, 47 transitions, 276 flow [2023-01-28 00:40:38,687 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 00:40:38,687 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:38,687 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 00:40:38,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-01-28 00:40:38,687 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 00:40:38,688 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:38,688 INFO L85 PathProgramCache]: Analyzing trace with hash 604705240, now seen corresponding path program 1 times [2023-01-28 00:40:38,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:38,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460635148] [2023-01-28 00:40:38,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:38,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:39,127 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 00:40:39,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:39,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460635148] [2023-01-28 00:40:39,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460635148] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:39,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:39,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-28 00:40:39,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724757513] [2023-01-28 00:40:39,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:39,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 00:40:39,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:39,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 00:40:39,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-28 00:40:39,129 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 00:40:39,129 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 00:40:39,129 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:39,129 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 00:40:39,129 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:40,080 INFO L130 PetriNetUnfolder]: 10297/14098 cut-off events. [2023-01-28 00:40:40,080 INFO L131 PetriNetUnfolder]: For 17179/17179 co-relation queries the response was YES. [2023-01-28 00:40:40,098 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 00:40:40,145 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 68 selfloop transitions, 32 changer transitions 0/100 dead transitions. [2023-01-28 00:40:40,145 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 100 transitions, 738 flow [2023-01-28 00:40:40,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 00:40:40,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 00:40:40,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 454 transitions. [2023-01-28 00:40:40,148 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4829787234042553 [2023-01-28 00:40:40,149 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 454 transitions. [2023-01-28 00:40:40,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 454 transitions. [2023-01-28 00:40:40,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:40,153 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 454 transitions. [2023-01-28 00:40:40,154 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 00:40:40,155 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 00:40:40,155 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 00:40:40,155 INFO L175 Difference]: Start difference. First operand has 48 places, 47 transitions, 276 flow. Second operand 4 states and 454 transitions. [2023-01-28 00:40:40,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 100 transitions, 738 flow [2023-01-28 00:40:40,206 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 00:40:40,208 INFO L231 Difference]: Finished difference. Result has 52 places, 70 transitions, 595 flow [2023-01-28 00:40:40,208 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 00:40:40,210 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 10 predicate places. [2023-01-28 00:40:40,210 INFO L495 AbstractCegarLoop]: Abstraction has has 52 places, 70 transitions, 595 flow [2023-01-28 00:40:40,210 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 00:40:40,210 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:40,210 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 00:40:40,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-01-28 00:40:40,210 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 00:40:40,211 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:40,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1565992018, now seen corresponding path program 1 times [2023-01-28 00:40:40,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:40,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716375703] [2023-01-28 00:40:40,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:40,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:40,555 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 00:40:40,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:40,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716375703] [2023-01-28 00:40:40,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716375703] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:40,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:40,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 00:40:40,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873660206] [2023-01-28 00:40:40,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:40,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-28 00:40:40,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:40,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-28 00:40:40,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-01-28 00:40:40,558 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 235 [2023-01-28 00:40:40,558 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 00:40:40,558 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:40,558 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 235 [2023-01-28 00:40:40,559 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:41,516 INFO L130 PetriNetUnfolder]: 10439/14284 cut-off events. [2023-01-28 00:40:41,516 INFO L131 PetriNetUnfolder]: For 34026/34026 co-relation queries the response was YES. [2023-01-28 00:40:41,545 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 00:40:41,594 INFO L137 encePairwiseOnDemand]: 225/235 looper letters, 107 selfloop transitions, 28 changer transitions 0/135 dead transitions. [2023-01-28 00:40:41,594 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 135 transitions, 1397 flow [2023-01-28 00:40:41,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 00:40:41,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 00:40:41,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 460 transitions. [2023-01-28 00:40:41,596 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48936170212765956 [2023-01-28 00:40:41,596 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 460 transitions. [2023-01-28 00:40:41,596 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 460 transitions. [2023-01-28 00:40:41,596 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:41,596 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 460 transitions. [2023-01-28 00:40:41,597 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 00:40:41,598 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 00:40:41,599 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 00:40:41,599 INFO L175 Difference]: Start difference. First operand has 52 places, 70 transitions, 595 flow. Second operand 4 states and 460 transitions. [2023-01-28 00:40:41,599 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 135 transitions, 1397 flow [2023-01-28 00:40:41,653 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 00:40:41,656 INFO L231 Difference]: Finished difference. Result has 57 places, 97 transitions, 976 flow [2023-01-28 00:40:41,656 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 00:40:41,658 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 15 predicate places. [2023-01-28 00:40:41,658 INFO L495 AbstractCegarLoop]: Abstraction has has 57 places, 97 transitions, 976 flow [2023-01-28 00:40:41,658 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 00:40:41,658 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:41,658 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 00:40:41,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-01-28 00:40:41,658 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 00:40:41,659 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:41,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1282831926, now seen corresponding path program 1 times [2023-01-28 00:40:41,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:41,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596896636] [2023-01-28 00:40:41,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:41,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:41,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 00:40:41,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:41,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596896636] [2023-01-28 00:40:41,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596896636] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:41,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:41,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 00:40:41,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854881015] [2023-01-28 00:40:41,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:41,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-28 00:40:41,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:41,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-28 00:40:41,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-01-28 00:40:42,000 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 235 [2023-01-28 00:40:42,000 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 00:40:42,000 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:42,000 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 235 [2023-01-28 00:40:42,000 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:42,913 INFO L130 PetriNetUnfolder]: 7995/11594 cut-off events. [2023-01-28 00:40:42,914 INFO L131 PetriNetUnfolder]: For 45900/47002 co-relation queries the response was YES. [2023-01-28 00:40:42,940 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 00:40:42,984 INFO L137 encePairwiseOnDemand]: 231/235 looper letters, 98 selfloop transitions, 17 changer transitions 0/139 dead transitions. [2023-01-28 00:40:42,984 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 139 transitions, 1536 flow [2023-01-28 00:40:42,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 00:40:42,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 00:40:42,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 486 transitions. [2023-01-28 00:40:42,985 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5170212765957447 [2023-01-28 00:40:42,986 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 486 transitions. [2023-01-28 00:40:42,986 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 486 transitions. [2023-01-28 00:40:42,986 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:42,986 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 486 transitions. [2023-01-28 00:40:42,987 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 00:40:42,988 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 00:40:42,988 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 00:40:42,988 INFO L175 Difference]: Start difference. First operand has 57 places, 97 transitions, 976 flow. Second operand 4 states and 486 transitions. [2023-01-28 00:40:42,988 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 139 transitions, 1536 flow [2023-01-28 00:40:43,048 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 00:40:43,050 INFO L231 Difference]: Finished difference. Result has 62 places, 100 transitions, 1061 flow [2023-01-28 00:40:43,050 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 00:40:43,052 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 20 predicate places. [2023-01-28 00:40:43,052 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 100 transitions, 1061 flow [2023-01-28 00:40:43,052 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 00:40:43,052 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:43,052 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 00:40:43,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-01-28 00:40:43,052 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 00:40:43,053 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:43,053 INFO L85 PathProgramCache]: Analyzing trace with hash -309947611, now seen corresponding path program 1 times [2023-01-28 00:40:43,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:43,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111133676] [2023-01-28 00:40:43,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:43,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:43,431 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 00:40:43,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:43,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111133676] [2023-01-28 00:40:43,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111133676] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:43,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:43,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 00:40:43,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588936426] [2023-01-28 00:40:43,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:43,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-28 00:40:43,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:43,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-28 00:40:43,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-01-28 00:40:43,433 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 235 [2023-01-28 00:40:43,434 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 00:40:43,434 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:43,434 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 235 [2023-01-28 00:40:43,434 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:44,603 INFO L130 PetriNetUnfolder]: 8102/11765 cut-off events. [2023-01-28 00:40:44,603 INFO L131 PetriNetUnfolder]: For 50876/51958 co-relation queries the response was YES. [2023-01-28 00:40:44,633 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 00:40:44,678 INFO L137 encePairwiseOnDemand]: 229/235 looper letters, 104 selfloop transitions, 18 changer transitions 0/146 dead transitions. [2023-01-28 00:40:44,678 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 146 transitions, 1673 flow [2023-01-28 00:40:44,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 00:40:44,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 00:40:44,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 479 transitions. [2023-01-28 00:40:44,680 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5095744680851064 [2023-01-28 00:40:44,680 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 479 transitions. [2023-01-28 00:40:44,680 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 479 transitions. [2023-01-28 00:40:44,680 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:44,680 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 479 transitions. [2023-01-28 00:40:44,681 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 00:40:44,682 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 00:40:44,682 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 00:40:44,682 INFO L175 Difference]: Start difference. First operand has 62 places, 100 transitions, 1061 flow. Second operand 4 states and 479 transitions. [2023-01-28 00:40:44,682 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 146 transitions, 1673 flow [2023-01-28 00:40:44,769 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 00:40:44,773 INFO L231 Difference]: Finished difference. Result has 66 places, 107 transitions, 1194 flow [2023-01-28 00:40:44,773 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 00:40:44,774 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 24 predicate places. [2023-01-28 00:40:44,774 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 107 transitions, 1194 flow [2023-01-28 00:40:44,774 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 00:40:44,774 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:44,774 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 00:40:44,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-01-28 00:40:44,774 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 00:40:44,775 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:44,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1020332595, now seen corresponding path program 1 times [2023-01-28 00:40:44,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:44,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134518401] [2023-01-28 00:40:44,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:44,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:45,137 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 00:40:45,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:45,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134518401] [2023-01-28 00:40:45,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134518401] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:45,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:45,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 00:40:45,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685130843] [2023-01-28 00:40:45,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:45,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-28 00:40:45,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:45,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-28 00:40:45,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-01-28 00:40:45,140 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 235 [2023-01-28 00:40:45,140 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 00:40:45,140 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:45,140 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 235 [2023-01-28 00:40:45,140 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:46,139 INFO L130 PetriNetUnfolder]: 8791/12710 cut-off events. [2023-01-28 00:40:46,139 INFO L131 PetriNetUnfolder]: For 63991/65045 co-relation queries the response was YES. [2023-01-28 00:40:46,170 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 00:40:46,290 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 97 selfloop transitions, 51 changer transitions 0/172 dead transitions. [2023-01-28 00:40:46,290 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 172 transitions, 2064 flow [2023-01-28 00:40:46,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 00:40:46,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 00:40:46,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 601 transitions. [2023-01-28 00:40:46,292 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5114893617021277 [2023-01-28 00:40:46,292 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 601 transitions. [2023-01-28 00:40:46,292 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 601 transitions. [2023-01-28 00:40:46,293 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:46,293 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 601 transitions. [2023-01-28 00:40:46,294 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 00:40:46,295 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 00:40:46,295 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 00:40:46,295 INFO L175 Difference]: Start difference. First operand has 66 places, 107 transitions, 1194 flow. Second operand 5 states and 601 transitions. [2023-01-28 00:40:46,295 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 172 transitions, 2064 flow [2023-01-28 00:40:46,379 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 00:40:46,381 INFO L231 Difference]: Finished difference. Result has 70 places, 131 transitions, 1662 flow [2023-01-28 00:40:46,381 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 00:40:46,382 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 28 predicate places. [2023-01-28 00:40:46,382 INFO L495 AbstractCegarLoop]: Abstraction has has 70 places, 131 transitions, 1662 flow [2023-01-28 00:40:46,383 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 00:40:46,383 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:46,383 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 00:40:46,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-01-28 00:40:46,383 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 00:40:46,386 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:46,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1129263495, now seen corresponding path program 2 times [2023-01-28 00:40:46,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:46,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877617829] [2023-01-28 00:40:46,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:46,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:46,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:46,888 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 00:40:46,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:46,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877617829] [2023-01-28 00:40:46,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877617829] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:46,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:46,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 00:40:46,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886356227] [2023-01-28 00:40:46,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:46,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 00:40:46,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:46,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 00:40:46,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-01-28 00:40:46,890 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 00:40:46,891 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 00:40:46,891 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:46,891 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 00:40:46,891 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:48,254 INFO L130 PetriNetUnfolder]: 12140/16575 cut-off events. [2023-01-28 00:40:48,254 INFO L131 PetriNetUnfolder]: For 82347/82347 co-relation queries the response was YES. [2023-01-28 00:40:48,289 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 00:40:48,344 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 119 selfloop transitions, 133 changer transitions 0/252 dead transitions. [2023-01-28 00:40:48,345 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 252 transitions, 3199 flow [2023-01-28 00:40:48,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 00:40:48,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 00:40:48,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 786 transitions. [2023-01-28 00:40:48,347 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4778115501519757 [2023-01-28 00:40:48,347 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 786 transitions. [2023-01-28 00:40:48,347 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 786 transitions. [2023-01-28 00:40:48,347 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:48,347 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 786 transitions. [2023-01-28 00:40:48,349 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 00:40:48,350 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 00:40:48,351 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 00:40:48,351 INFO L175 Difference]: Start difference. First operand has 70 places, 131 transitions, 1662 flow. Second operand 7 states and 786 transitions. [2023-01-28 00:40:48,351 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 252 transitions, 3199 flow [2023-01-28 00:40:48,548 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 00:40:48,551 INFO L231 Difference]: Finished difference. Result has 80 places, 186 transitions, 2883 flow [2023-01-28 00:40:48,552 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 00:40:48,552 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 38 predicate places. [2023-01-28 00:40:48,552 INFO L495 AbstractCegarLoop]: Abstraction has has 80 places, 186 transitions, 2883 flow [2023-01-28 00:40:48,552 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 00:40:48,552 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:48,552 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-28 00:40:48,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-01-28 00:40:48,553 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 00:40:48,553 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:48,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1801245513, now seen corresponding path program 3 times [2023-01-28 00:40:48,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:48,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732834020] [2023-01-28 00:40:48,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:48,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:48,837 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 00:40:48,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:48,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732834020] [2023-01-28 00:40:48,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732834020] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:48,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:48,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 00:40:48,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156645186] [2023-01-28 00:40:48,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:48,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 00:40:48,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:48,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 00:40:48,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-01-28 00:40:48,840 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 235 [2023-01-28 00:40:48,841 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 00:40:48,841 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:48,841 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 235 [2023-01-28 00:40:48,841 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:50,182 INFO L130 PetriNetUnfolder]: 9764/14075 cut-off events. [2023-01-28 00:40:50,182 INFO L131 PetriNetUnfolder]: For 144975/146285 co-relation queries the response was YES. [2023-01-28 00:40:50,226 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 00:40:50,288 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 128 selfloop transitions, 68 changer transitions 0/240 dead transitions. [2023-01-28 00:40:50,288 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 240 transitions, 3876 flow [2023-01-28 00:40:50,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 00:40:50,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 00:40:50,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 601 transitions. [2023-01-28 00:40:50,289 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5114893617021277 [2023-01-28 00:40:50,289 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 601 transitions. [2023-01-28 00:40:50,290 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 601 transitions. [2023-01-28 00:40:50,290 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:50,290 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 601 transitions. [2023-01-28 00:40:50,291 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 00:40:50,292 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 00:40:50,292 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 00:40:50,292 INFO L175 Difference]: Start difference. First operand has 80 places, 186 transitions, 2883 flow. Second operand 5 states and 601 transitions. [2023-01-28 00:40:50,292 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 240 transitions, 3876 flow [2023-01-28 00:40:50,787 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 00:40:50,790 INFO L231 Difference]: Finished difference. Result has 84 places, 205 transitions, 3215 flow [2023-01-28 00:40:50,791 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 00:40:50,791 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 42 predicate places. [2023-01-28 00:40:50,791 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 205 transitions, 3215 flow [2023-01-28 00:40:50,791 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 00:40:50,791 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:50,791 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 00:40:50,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-01-28 00:40:50,792 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 00:40:50,792 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:50,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1078781597, now seen corresponding path program 1 times [2023-01-28 00:40:50,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:50,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131776177] [2023-01-28 00:40:50,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:50,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:50,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:51,066 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 00:40:51,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:51,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131776177] [2023-01-28 00:40:51,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131776177] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:51,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:51,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 00:40:51,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837788980] [2023-01-28 00:40:51,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:51,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 00:40:51,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:51,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 00:40:51,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-01-28 00:40:51,067 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 235 [2023-01-28 00:40:51,068 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 00:40:51,068 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:51,068 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 235 [2023-01-28 00:40:51,068 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:52,879 INFO L130 PetriNetUnfolder]: 11340/16303 cut-off events. [2023-01-28 00:40:52,879 INFO L131 PetriNetUnfolder]: For 181344/183634 co-relation queries the response was YES. [2023-01-28 00:40:52,939 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 00:40:53,021 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 131 selfloop transitions, 73 changer transitions 0/248 dead transitions. [2023-01-28 00:40:53,021 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 248 transitions, 4094 flow [2023-01-28 00:40:53,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 00:40:53,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 00:40:53,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 587 transitions. [2023-01-28 00:40:53,023 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49957446808510636 [2023-01-28 00:40:53,024 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 587 transitions. [2023-01-28 00:40:53,024 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 587 transitions. [2023-01-28 00:40:53,024 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:53,024 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 587 transitions. [2023-01-28 00:40:53,025 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 00:40:53,026 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 00:40:53,027 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 235.0) internal successors, (1410), 6 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 00:40:53,027 INFO L175 Difference]: Start difference. First operand has 84 places, 205 transitions, 3215 flow. Second operand 5 states and 587 transitions. [2023-01-28 00:40:53,027 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 248 transitions, 4094 flow [2023-01-28 00:40:53,493 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 00:40:53,496 INFO L231 Difference]: Finished difference. Result has 88 places, 213 transitions, 3541 flow [2023-01-28 00:40:53,497 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 00:40:53,497 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 46 predicate places. [2023-01-28 00:40:53,497 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 213 transitions, 3541 flow [2023-01-28 00:40:53,497 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 00:40:53,497 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:53,497 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 00:40:53,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-01-28 00:40:53,498 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 00:40:53,498 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:53,498 INFO L85 PathProgramCache]: Analyzing trace with hash -167702092, now seen corresponding path program 1 times [2023-01-28 00:40:53,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:53,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826507321] [2023-01-28 00:40:53,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:53,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:54,013 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 00:40:54,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:54,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826507321] [2023-01-28 00:40:54,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826507321] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:54,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:54,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 00:40:54,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323013964] [2023-01-28 00:40:54,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:54,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 00:40:54,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:54,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 00:40:54,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-01-28 00:40:54,015 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 235 [2023-01-28 00:40:54,016 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 00:40:54,016 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:54,016 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 235 [2023-01-28 00:40:54,016 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:40:56,313 INFO L130 PetriNetUnfolder]: 17131/23504 cut-off events. [2023-01-28 00:40:56,314 INFO L131 PetriNetUnfolder]: For 223967/223967 co-relation queries the response was YES. [2023-01-28 00:40:56,424 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 00:40:56,531 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 216 selfloop transitions, 148 changer transitions 0/364 dead transitions. [2023-01-28 00:40:56,531 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 364 transitions, 6153 flow [2023-01-28 00:40:56,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 00:40:56,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 00:40:56,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 772 transitions. [2023-01-28 00:40:56,533 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46930091185410333 [2023-01-28 00:40:56,533 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 772 transitions. [2023-01-28 00:40:56,534 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 772 transitions. [2023-01-28 00:40:56,534 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:40:56,534 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 772 transitions. [2023-01-28 00:40:56,535 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 00:40:56,537 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 00:40:56,537 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 00:40:56,537 INFO L175 Difference]: Start difference. First operand has 88 places, 213 transitions, 3541 flow. Second operand 7 states and 772 transitions. [2023-01-28 00:40:56,537 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 364 transitions, 6153 flow [2023-01-28 00:40:57,586 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 00:40:57,590 INFO L231 Difference]: Finished difference. Result has 93 places, 270 transitions, 4989 flow [2023-01-28 00:40:57,591 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 00:40:57,591 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 51 predicate places. [2023-01-28 00:40:57,591 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 270 transitions, 4989 flow [2023-01-28 00:40:57,591 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 00:40:57,591 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:40:57,592 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 00:40:57,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-01-28 00:40:57,592 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 00:40:57,592 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:40:57,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1210937126, now seen corresponding path program 2 times [2023-01-28 00:40:57,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:40:57,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861305686] [2023-01-28 00:40:57,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:40:57,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:40:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:40:58,810 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 00:40:58,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:40:58,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861305686] [2023-01-28 00:40:58,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861305686] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:40:58,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:40:58,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-28 00:40:58,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290490545] [2023-01-28 00:40:58,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:40:58,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-01-28 00:40:58,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:40:58,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-01-28 00:40:58,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-01-28 00:40:58,811 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 235 [2023-01-28 00:40:58,812 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 00:40:58,812 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:40:58,812 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 235 [2023-01-28 00:40:58,812 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:41:01,502 INFO L130 PetriNetUnfolder]: 17475/24016 cut-off events. [2023-01-28 00:41:01,502 INFO L131 PetriNetUnfolder]: For 228633/228633 co-relation queries the response was YES. [2023-01-28 00:41:01,567 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 00:41:01,664 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 165 selfloop transitions, 191 changer transitions 0/356 dead transitions. [2023-01-28 00:41:01,664 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 356 transitions, 6489 flow [2023-01-28 00:41:01,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 00:41:01,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 00:41:01,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 779 transitions. [2023-01-28 00:41:01,666 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4735562310030395 [2023-01-28 00:41:01,667 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 779 transitions. [2023-01-28 00:41:01,667 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 779 transitions. [2023-01-28 00:41:01,667 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:41:01,667 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 779 transitions. [2023-01-28 00:41:01,668 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 00:41:01,670 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 00:41:01,670 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 235.0) internal successors, (1880), 8 states have internal predecessors, (1880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-28 00:41:01,670 INFO L175 Difference]: Start difference. First operand has 93 places, 270 transitions, 4989 flow. Second operand 7 states and 779 transitions. [2023-01-28 00:41:01,670 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 356 transitions, 6489 flow [2023-01-28 00:41:02,194 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 00:41:02,277 INFO L231 Difference]: Finished difference. Result has 99 places, 289 transitions, 5822 flow [2023-01-28 00:41:02,277 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 00:41:02,278 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 57 predicate places. [2023-01-28 00:41:02,278 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 289 transitions, 5822 flow [2023-01-28 00:41:02,278 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 00:41:02,278 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:41:02,278 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 00:41:02,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-01-28 00:41:02,278 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 00:41:02,278 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:41:02,279 INFO L85 PathProgramCache]: Analyzing trace with hash -4039370, now seen corresponding path program 3 times [2023-01-28 00:41:02,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:41:02,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402623468] [2023-01-28 00:41:02,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:41:02,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:41:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:41:02,712 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 00:41:02,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:41:02,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402623468] [2023-01-28 00:41:02,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402623468] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:41:02,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:41:02,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-01-28 00:41:02,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159662588] [2023-01-28 00:41:02,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:41:02,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-01-28 00:41:02,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:41:02,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-01-28 00:41:02,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-01-28 00:41:02,714 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 235 [2023-01-28 00:41:02,715 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 00:41:02,715 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:41:02,715 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 235 [2023-01-28 00:41:02,715 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:41:05,276 INFO L130 PetriNetUnfolder]: 13320/19393 cut-off events. [2023-01-28 00:41:05,276 INFO L131 PetriNetUnfolder]: For 307350/309761 co-relation queries the response was YES. [2023-01-28 00:41:05,359 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 00:41:05,469 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 196 selfloop transitions, 76 changer transitions 0/332 dead transitions. [2023-01-28 00:41:05,469 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 332 transitions, 6797 flow [2023-01-28 00:41:05,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 00:41:05,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 00:41:05,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 587 transitions. [2023-01-28 00:41:05,474 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49957446808510636 [2023-01-28 00:41:05,474 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 587 transitions. [2023-01-28 00:41:05,478 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 587 transitions. [2023-01-28 00:41:05,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:41:05,478 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 587 transitions. [2023-01-28 00:41:05,479 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 00:41:05,480 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 00:41:05,481 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 00:41:05,481 INFO L175 Difference]: Start difference. First operand has 99 places, 289 transitions, 5822 flow. Second operand 5 states and 587 transitions. [2023-01-28 00:41:05,481 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 332 transitions, 6797 flow [2023-01-28 00:41:06,671 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 00:41:06,678 INFO L231 Difference]: Finished difference. Result has 101 places, 294 transitions, 6006 flow [2023-01-28 00:41:06,678 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 00:41:06,679 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 59 predicate places. [2023-01-28 00:41:06,679 INFO L495 AbstractCegarLoop]: Abstraction has has 101 places, 294 transitions, 6006 flow [2023-01-28 00:41:06,680 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 00:41:06,680 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:41:06,681 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 00:41:06,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-01-28 00:41:06,681 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 00:41:06,681 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:41:06,681 INFO L85 PathProgramCache]: Analyzing trace with hash -165828142, now seen corresponding path program 4 times [2023-01-28 00:41:06,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:41:06,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409318121] [2023-01-28 00:41:06,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:41:06,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:41:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:41:07,165 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 00:41:07,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:41:07,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409318121] [2023-01-28 00:41:07,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409318121] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:41:07,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:41:07,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 00:41:07,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670992361] [2023-01-28 00:41:07,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:41:07,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 00:41:07,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:41:07,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 00:41:07,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-01-28 00:41:07,166 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 235 [2023-01-28 00:41:07,166 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 00:41:07,166 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:41:07,167 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 235 [2023-01-28 00:41:07,167 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:41:10,941 INFO L130 PetriNetUnfolder]: 21521/29924 cut-off events. [2023-01-28 00:41:10,942 INFO L131 PetriNetUnfolder]: For 381935/381935 co-relation queries the response was YES. [2023-01-28 00:41:11,047 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 00:41:11,161 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 212 selfloop transitions, 234 changer transitions 0/446 dead transitions. [2023-01-28 00:41:11,162 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 446 transitions, 9146 flow [2023-01-28 00:41:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 00:41:11,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 00:41:11,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 758 transitions. [2023-01-28 00:41:11,164 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.460790273556231 [2023-01-28 00:41:11,164 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 758 transitions. [2023-01-28 00:41:11,164 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 758 transitions. [2023-01-28 00:41:11,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:41:11,164 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 758 transitions. [2023-01-28 00:41:11,165 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 00:41:11,166 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 00:41:11,167 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 00:41:11,167 INFO L175 Difference]: Start difference. First operand has 101 places, 294 transitions, 6006 flow. Second operand 7 states and 758 transitions. [2023-01-28 00:41:11,167 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 446 transitions, 9146 flow [2023-01-28 00:41:12,419 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 00:41:12,425 INFO L231 Difference]: Finished difference. Result has 109 places, 369 transitions, 8330 flow [2023-01-28 00:41:12,425 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 00:41:12,425 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 67 predicate places. [2023-01-28 00:41:12,425 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 369 transitions, 8330 flow [2023-01-28 00:41:12,425 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 00:41:12,426 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:41:12,426 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 00:41:12,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-01-28 00:41:12,426 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 00:41:12,426 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:41:12,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1782384452, now seen corresponding path program 1 times [2023-01-28 00:41:12,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:41:12,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097692158] [2023-01-28 00:41:12,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:41:12,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:41:12,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:41:12,542 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 00:41:12,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:41:12,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097692158] [2023-01-28 00:41:12,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097692158] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:41:12,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:41:12,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 00:41:12,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964276601] [2023-01-28 00:41:12,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:41:12,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 00:41:12,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:41:12,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 00:41:12,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-01-28 00:41:12,544 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-28 00:41:12,544 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 00:41:12,544 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:41:12,544 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-28 00:41:12,544 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:41:13,727 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 00:41:13,727 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2023-01-28 00:41:13,727 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 00:41:13,727 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 00:41:13,727 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 00:41:13,852 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$w_buff0~0))]) [2023-01-28 00:41:13,852 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,852 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,852 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,852 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,852 INFO L381 tUnfolder$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 00:41:13,852 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,852 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,852 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,853 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,914 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$w_buff0~0))]) [2023-01-28 00:41:13,914 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is not cut-off event [2023-01-28 00:41:13,914 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 00:41:13,914 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 00:41:13,914 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 00:41:13,930 INFO L381 tUnfolder$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 00:41:13,930 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,930 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,930 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,930 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,930 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$w_buff0~0))]) [2023-01-28 00:41:13,930 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,930 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,930 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:13,930 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:14,374 INFO L381 tUnfolder$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 00:41:14,374 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 00:41:14,374 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:14,374 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:14,374 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:14,375 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$w_buff0~0))]) [2023-01-28 00:41:14,375 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 00:41:14,375 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:14,375 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:14,375 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:14,375 INFO L381 tUnfolder$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 00:41:14,375 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 00:41:14,375 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:14,375 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:14,375 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:15,582 INFO L130 PetriNetUnfolder]: 13764/20080 cut-off events. [2023-01-28 00:41:15,583 INFO L131 PetriNetUnfolder]: For 688345/708240 co-relation queries the response was YES. [2023-01-28 00:41:15,658 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 00:41:15,771 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 637 selfloop transitions, 10 changer transitions 36/777 dead transitions. [2023-01-28 00:41:15,772 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 777 transitions, 19852 flow [2023-01-28 00:41:15,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 00:41:15,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 00:41:15,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 584 transitions. [2023-01-28 00:41:15,773 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4970212765957447 [2023-01-28 00:41:15,773 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 584 transitions. [2023-01-28 00:41:15,774 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 584 transitions. [2023-01-28 00:41:15,774 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:41:15,774 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 584 transitions. [2023-01-28 00:41:15,775 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 00:41:15,776 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 00:41:15,776 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 00:41:15,776 INFO L175 Difference]: Start difference. First operand has 109 places, 369 transitions, 8330 flow. Second operand 5 states and 584 transitions. [2023-01-28 00:41:15,776 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 777 transitions, 19852 flow [2023-01-28 00:41:16,622 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 00:41:16,630 INFO L231 Difference]: Finished difference. Result has 115 places, 355 transitions, 7917 flow [2023-01-28 00:41:16,630 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 00:41:16,630 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 73 predicate places. [2023-01-28 00:41:16,630 INFO L495 AbstractCegarLoop]: Abstraction has has 115 places, 355 transitions, 7917 flow [2023-01-28 00:41:16,631 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 00:41:16,631 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:41:16,631 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 00:41:16,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-01-28 00:41:16,631 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 00:41:16,631 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:41:16,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1709016318, now seen corresponding path program 1 times [2023-01-28 00:41:16,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:41:16,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839489527] [2023-01-28 00:41:16,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:41:16,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:41:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:41:16,849 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 00:41:16,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:41:16,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839489527] [2023-01-28 00:41:16,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839489527] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:41:16,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:41:16,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-28 00:41:16,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446197308] [2023-01-28 00:41:16,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:41:16,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-28 00:41:16,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:41:16,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-28 00:41:16,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-01-28 00:41:16,851 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-28 00:41:16,852 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 00:41:16,852 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:41:16,852 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-28 00:41:16,852 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:41:17,977 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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 00:41:17,977 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2023-01-28 00:41:17,977 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 00:41:17,977 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 00:41:17,977 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-28 00:41:18,069 INFO L381 tUnfolder$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 00:41:18,070 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,070 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,070 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,070 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,070 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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 00:41:18,070 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,070 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,070 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,070 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,124 INFO L381 tUnfolder$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 00:41:18,124 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is not cut-off event [2023-01-28 00:41:18,124 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 00:41:18,124 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 00:41:18,124 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-28 00:41:18,140 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([375] L767-->L774: Formula: (let ((.cse3 (not (= (mod v_~y$r_buff1_thd2~0_20 256) 0))) (.cse2 (not (= (mod v_~y$w_buff0_used~0_117 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd2~0_22 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_118 256) 0)))) (.cse4 (and .cse5 .cse2)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_107 256) 0)) .cse3))) (and (= v_~y$w_buff0_used~0_117 (ite .cse0 0 v_~y$w_buff0_used~0_118)) (= (ite .cse0 v_~y$w_buff0~0_43 (ite .cse1 v_~y$w_buff1~0_38 v_~y~0_74)) v_~y~0_73) (= (ite (or (and .cse2 (not (= (mod v_~y$r_buff0_thd2~0_21 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_106 256) 0)) .cse3)) 0 v_~y$r_buff1_thd2~0_20) v_~y$r_buff1_thd2~0_19) (= v_~y$r_buff0_thd2~0_21 (ite .cse4 0 v_~y$r_buff0_thd2~0_22)) (= v_~y$w_buff1_used~0_106 (ite (or .cse4 .cse1) 0 v_~y$w_buff1_used~0_107))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_20, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_118, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_22, ~y~0=v_~y~0_74, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_107} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_19, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_117, ~y$w_buff1~0=v_~y$w_buff1~0_38, ~y$w_buff0~0=v_~y$w_buff0~0_43, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_21, ~y~0=v_~y~0_73, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_106} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, ~y~0, ~y$w_buff1_used~0][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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 00:41:18,140 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,140 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,140 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,140 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,141 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L820-->L827: Formula: (let ((.cse4 (not (= (mod v_~y$r_buff1_thd4~0_24 256) 0))) (.cse3 (not (= (mod v_~y$w_buff0_used~0_121 256) 0))) (.cse5 (not (= (mod v_~y$r_buff0_thd4~0_30 256) 0)))) (let ((.cse0 (and .cse5 (not (= (mod v_~y$w_buff0_used~0_122 256) 0)))) (.cse2 (and .cse3 .cse5)) (.cse1 (and (not (= (mod v_~y$w_buff1_used~0_111 256) 0)) .cse4))) (and (= v_~y~0_77 (ite .cse0 v_~y$w_buff0~0_45 (ite .cse1 v_~y$w_buff1~0_40 v_~y~0_78))) (= v_~y$w_buff0_used~0_121 (ite .cse0 0 v_~y$w_buff0_used~0_122)) (= v_~y$r_buff0_thd4~0_29 (ite .cse2 0 v_~y$r_buff0_thd4~0_30)) (= (ite (or (and .cse3 (not (= (mod v_~y$r_buff0_thd4~0_29 256) 0))) (and (not (= (mod v_~y$w_buff1_used~0_110 256) 0)) .cse4)) 0 v_~y$r_buff1_thd4~0_24) v_~y$r_buff1_thd4~0_23) (= v_~y$w_buff1_used~0_110 (ite (or .cse2 .cse1) 0 v_~y$w_buff1_used~0_111))))) InVars {~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_30, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_24, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_122, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_78, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_111} OutVars{~y$r_buff0_thd4~0=v_~y$r_buff0_thd4~0_29, ~y$r_buff1_thd4~0=v_~y$r_buff1_thd4~0_23, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_121, ~y$w_buff1~0=v_~y$w_buff1~0_40, ~y$w_buff0~0=v_~y$w_buff0~0_45, ~y~0=v_~y~0_77, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_110} AuxVars[] AssignedVars[~y$r_buff0_thd4~0, ~y$r_buff1_thd4~0, ~y$w_buff0_used~0, ~y~0, ~y$w_buff1_used~0][500], [154#true, Black: 255#(or (and (not (= (* 256 (div ~y$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 00:41:18,141 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,141 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,141 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,141 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-28 00:41:18,341 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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 00:41:18,341 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,341 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,341 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,341 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,341 INFO L381 tUnfolder$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 00:41:18,341 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,341 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,341 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,342 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,342 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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 00:41:18,342 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,342 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,342 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,342 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,411 INFO L381 tUnfolder$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 00:41:18,412 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,412 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,412 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,412 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,412 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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-28 00:41:18,412 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,412 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,412 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,412 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,412 INFO L381 tUnfolder$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 00:41:18,413 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,413 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,413 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:18,413 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-28 00:41:19,282 INFO L130 PetriNetUnfolder]: 10794/16013 cut-off events. [2023-01-28 00:41:19,282 INFO L131 PetriNetUnfolder]: For 613737/634588 co-relation queries the response was YES. [2023-01-28 00:41:19,338 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 00:41:19,402 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 723 selfloop transitions, 19 changer transitions 67/900 dead transitions. [2023-01-28 00:41:19,402 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 900 transitions, 22929 flow [2023-01-28 00:41:19,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 00:41:19,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 00:41:19,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 819 transitions. [2023-01-28 00:41:19,404 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4978723404255319 [2023-01-28 00:41:19,405 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 819 transitions. [2023-01-28 00:41:19,405 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 819 transitions. [2023-01-28 00:41:19,405 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:41:19,405 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 819 transitions. [2023-01-28 00:41:19,407 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 00:41:19,408 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 00:41:19,408 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 00:41:19,409 INFO L175 Difference]: Start difference. First operand has 115 places, 355 transitions, 7917 flow. Second operand 7 states and 819 transitions. [2023-01-28 00:41:19,409 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 900 transitions, 22929 flow [2023-01-28 00:41:20,051 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 00:41:20,059 INFO L231 Difference]: Finished difference. Result has 123 places, 316 transitions, 6919 flow [2023-01-28 00:41:20,060 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 00:41:20,060 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 81 predicate places. [2023-01-28 00:41:20,060 INFO L495 AbstractCegarLoop]: Abstraction has has 123 places, 316 transitions, 6919 flow [2023-01-28 00:41:20,060 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 00:41:20,060 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:41:20,060 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 00:41:20,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-01-28 00:41:20,061 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 00:41:20,061 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:41:20,061 INFO L85 PathProgramCache]: Analyzing trace with hash 709768671, now seen corresponding path program 1 times [2023-01-28 00:41:20,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:41:20,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799810476] [2023-01-28 00:41:20,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:41:20,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:41:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:41:20,362 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 00:41:20,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:41:20,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799810476] [2023-01-28 00:41:20,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799810476] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:41:20,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:41:20,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 00:41:20,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641114182] [2023-01-28 00:41:20,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:41:20,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 00:41:20,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:41:20,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 00:41:20,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-28 00:41:20,363 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 00:41:20,364 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 00:41:20,364 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:41:20,364 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 00:41:20,364 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:41:24,353 INFO L130 PetriNetUnfolder]: 19348/28589 cut-off events. [2023-01-28 00:41:24,353 INFO L131 PetriNetUnfolder]: For 577253/577253 co-relation queries the response was YES. [2023-01-28 00:41:24,491 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 00:41:24,549 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 195 selfloop transitions, 109 changer transitions 215/519 dead transitions. [2023-01-28 00:41:24,549 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 519 transitions, 11739 flow [2023-01-28 00:41:24,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 00:41:24,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 00:41:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 454 transitions. [2023-01-28 00:41:24,551 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4829787234042553 [2023-01-28 00:41:24,551 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 454 transitions. [2023-01-28 00:41:24,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 454 transitions. [2023-01-28 00:41:24,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:41:24,551 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 454 transitions. [2023-01-28 00:41:24,552 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 00:41:24,552 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 00:41:24,553 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 00:41:24,553 INFO L175 Difference]: Start difference. First operand has 123 places, 316 transitions, 6919 flow. Second operand 4 states and 454 transitions. [2023-01-28 00:41:24,553 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 519 transitions, 11739 flow [2023-01-28 00:41:27,938 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 00:41:27,944 INFO L231 Difference]: Finished difference. Result has 126 places, 252 transitions, 5959 flow [2023-01-28 00:41:27,944 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 00:41:27,944 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 84 predicate places. [2023-01-28 00:41:27,944 INFO L495 AbstractCegarLoop]: Abstraction has has 126 places, 252 transitions, 5959 flow [2023-01-28 00:41:27,945 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 00:41:27,945 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:41:27,945 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 00:41:27,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-01-28 00:41:27,945 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 00:41:27,945 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:41:27,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1859521447, now seen corresponding path program 1 times [2023-01-28 00:41:27,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:41:27,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946768162] [2023-01-28 00:41:27,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:41:27,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:41:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:41:28,147 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 00:41:28,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:41:28,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946768162] [2023-01-28 00:41:28,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946768162] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:41:28,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:41:28,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-01-28 00:41:28,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11275570] [2023-01-28 00:41:28,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:41:28,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-28 00:41:28,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:41:28,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-28 00:41:28,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-01-28 00:41:28,149 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-28 00:41:28,150 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 00:41:28,150 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:41:28,150 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-28 00:41:28,150 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:41:29,394 INFO L130 PetriNetUnfolder]: 4288/6984 cut-off events. [2023-01-28 00:41:29,394 INFO L131 PetriNetUnfolder]: For 238156/241807 co-relation queries the response was YES. [2023-01-28 00:41:29,424 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 00:41:29,454 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 359 selfloop transitions, 18 changer transitions 61/504 dead transitions. [2023-01-28 00:41:29,455 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 504 transitions, 12979 flow [2023-01-28 00:41:29,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-28 00:41:29,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-28 00:41:29,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 820 transitions. [2023-01-28 00:41:29,458 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49848024316109424 [2023-01-28 00:41:29,458 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 820 transitions. [2023-01-28 00:41:29,458 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 820 transitions. [2023-01-28 00:41:29,459 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:41:29,459 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 820 transitions. [2023-01-28 00:41:29,460 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 00:41:29,461 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 00:41:29,462 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 00:41:29,462 INFO L175 Difference]: Start difference. First operand has 126 places, 252 transitions, 5959 flow. Second operand 7 states and 820 transitions. [2023-01-28 00:41:29,462 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 504 transitions, 12979 flow [2023-01-28 00:41:29,723 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 00:41:29,729 INFO L231 Difference]: Finished difference. Result has 120 places, 218 transitions, 4810 flow [2023-01-28 00:41:29,729 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 00:41:29,729 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 78 predicate places. [2023-01-28 00:41:29,729 INFO L495 AbstractCegarLoop]: Abstraction has has 120 places, 218 transitions, 4810 flow [2023-01-28 00:41:29,729 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 00:41:29,729 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:41:29,730 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 00:41:29,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-01-28 00:41:29,730 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 00:41:29,730 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:41:29,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1899134610, now seen corresponding path program 1 times [2023-01-28 00:41:29,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:41:29,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200338553] [2023-01-28 00:41:29,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:41:29,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:41:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:41:29,889 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 00:41:29,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:41:29,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200338553] [2023-01-28 00:41:29,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200338553] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:41:29,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:41:29,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-28 00:41:29,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257717510] [2023-01-28 00:41:29,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:41:29,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-01-28 00:41:29,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:41:29,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-01-28 00:41:29,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-01-28 00:41:29,891 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-28 00:41:29,891 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 00:41:29,891 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:41:29,891 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-28 00:41:29,891 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:41:30,858 INFO L130 PetriNetUnfolder]: 4153/6752 cut-off events. [2023-01-28 00:41:30,859 INFO L131 PetriNetUnfolder]: For 168561/171301 co-relation queries the response was YES. [2023-01-28 00:41:30,885 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 00:41:30,902 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 310 selfloop transitions, 22 changer transitions 98/492 dead transitions. [2023-01-28 00:41:30,902 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 492 transitions, 12157 flow [2023-01-28 00:41:30,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-01-28 00:41:30,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-01-28 00:41:30,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1029 transitions. [2023-01-28 00:41:30,905 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48652482269503544 [2023-01-28 00:41:30,905 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1029 transitions. [2023-01-28 00:41:30,905 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1029 transitions. [2023-01-28 00:41:30,905 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:41:30,905 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1029 transitions. [2023-01-28 00:41:30,907 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 00:41:30,908 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 00:41:30,909 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 00:41:30,909 INFO L175 Difference]: Start difference. First operand has 120 places, 218 transitions, 4810 flow. Second operand 9 states and 1029 transitions. [2023-01-28 00:41:30,909 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 492 transitions, 12157 flow [2023-01-28 00:41:31,322 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 00:41:31,327 INFO L231 Difference]: Finished difference. Result has 122 places, 195 transitions, 4086 flow [2023-01-28 00:41:31,327 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 00:41:31,328 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 80 predicate places. [2023-01-28 00:41:31,328 INFO L495 AbstractCegarLoop]: Abstraction has has 122 places, 195 transitions, 4086 flow [2023-01-28 00:41:31,328 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 00:41:31,328 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:41:31,329 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 00:41:31,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-01-28 00:41:31,329 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 00:41:31,329 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:41:31,329 INFO L85 PathProgramCache]: Analyzing trace with hash -1706150239, now seen corresponding path program 1 times [2023-01-28 00:41:31,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:41:31,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886722328] [2023-01-28 00:41:31,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:41:31,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:41:31,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:41:31,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 00:41:31,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:41:31,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886722328] [2023-01-28 00:41:31,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886722328] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:41:31,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:41:31,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-28 00:41:31,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222171328] [2023-01-28 00:41:31,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:41:31,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-01-28 00:41:31,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:41:31,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-01-28 00:41:31,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-01-28 00:41:31,778 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 235 [2023-01-28 00:41:31,779 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 00:41:31,779 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:41:31,779 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 235 [2023-01-28 00:41:31,779 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:41:32,796 INFO L130 PetriNetUnfolder]: 3431/5419 cut-off events. [2023-01-28 00:41:32,797 INFO L131 PetriNetUnfolder]: For 89081/89081 co-relation queries the response was YES. [2023-01-28 00:41:32,814 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 00:41:32,824 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 106 selfloop transitions, 65 changer transitions 273/444 dead transitions. [2023-01-28 00:41:32,824 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 444 transitions, 8594 flow [2023-01-28 00:41:32,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-01-28 00:41:32,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2023-01-28 00:41:32,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1348 transitions. [2023-01-28 00:41:32,826 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4412438625204583 [2023-01-28 00:41:32,826 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1348 transitions. [2023-01-28 00:41:32,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1348 transitions. [2023-01-28 00:41:32,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:41:32,827 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1348 transitions. [2023-01-28 00:41:32,828 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 00:41:32,831 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 00:41:32,831 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 00:41:32,831 INFO L175 Difference]: Start difference. First operand has 122 places, 195 transitions, 4086 flow. Second operand 13 states and 1348 transitions. [2023-01-28 00:41:32,831 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 444 transitions, 8594 flow [2023-01-28 00:41:33,044 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 00:41:33,048 INFO L231 Difference]: Finished difference. Result has 128 places, 123 transitions, 2561 flow [2023-01-28 00:41:33,048 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 00:41:33,048 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 86 predicate places. [2023-01-28 00:41:33,049 INFO L495 AbstractCegarLoop]: Abstraction has has 128 places, 123 transitions, 2561 flow [2023-01-28 00:41:33,049 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 00:41:33,049 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:41:33,049 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 00:41:33,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-01-28 00:41:33,049 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 00:41:33,049 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:41:33,049 INFO L85 PathProgramCache]: Analyzing trace with hash 875567563, now seen corresponding path program 2 times [2023-01-28 00:41:33,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:41:33,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186665367] [2023-01-28 00:41:33,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:41:33,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:41:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:41:33,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-28 00:41:33,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:41:33,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186665367] [2023-01-28 00:41:33,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186665367] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:41:33,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:41:33,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-28 00:41:33,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664963881] [2023-01-28 00:41:33,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:41:33,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-28 00:41:33,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:41:33,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-28 00:41:33,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-28 00:41:33,428 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-28 00:41:33,428 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 00:41:33,428 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:41:33,428 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-28 00:41:33,428 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:41:33,714 INFO L130 PetriNetUnfolder]: 1245/2098 cut-off events. [2023-01-28 00:41:33,714 INFO L131 PetriNetUnfolder]: For 48416/48416 co-relation queries the response was YES. [2023-01-28 00:41:33,721 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 00:41:33,724 INFO L137 encePairwiseOnDemand]: 226/235 looper letters, 54 selfloop transitions, 9 changer transitions 112/175 dead transitions. [2023-01-28 00:41:33,724 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 175 transitions, 3482 flow [2023-01-28 00:41:33,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-28 00:41:33,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-28 00:41:33,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 441 transitions. [2023-01-28 00:41:33,731 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46914893617021275 [2023-01-28 00:41:33,731 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 441 transitions. [2023-01-28 00:41:33,731 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 441 transitions. [2023-01-28 00:41:33,731 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:41:33,731 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 441 transitions. [2023-01-28 00:41:33,731 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 00:41:33,732 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 00:41:33,733 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 00:41:33,733 INFO L175 Difference]: Start difference. First operand has 128 places, 123 transitions, 2561 flow. Second operand 4 states and 441 transitions. [2023-01-28 00:41:33,733 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 175 transitions, 3482 flow [2023-01-28 00:41:33,793 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 00:41:33,795 INFO L231 Difference]: Finished difference. Result has 113 places, 52 transitions, 620 flow [2023-01-28 00:41:33,795 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 00:41:33,795 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 71 predicate places. [2023-01-28 00:41:33,796 INFO L495 AbstractCegarLoop]: Abstraction has has 113 places, 52 transitions, 620 flow [2023-01-28 00:41:33,796 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 00:41:33,796 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:41:33,796 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 00:41:33,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-01-28 00:41:33,796 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 00:41:33,796 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:41:33,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1945110293, now seen corresponding path program 3 times [2023-01-28 00:41:33,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:41:33,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87522471] [2023-01-28 00:41:33,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:41:33,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:41:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-28 00:41:34,354 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 00:41:34,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-28 00:41:34,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87522471] [2023-01-28 00:41:34,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87522471] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-28 00:41:34,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-28 00:41:34,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-28 00:41:34,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070458100] [2023-01-28 00:41:34,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-28 00:41:34,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-01-28 00:41:34,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-28 00:41:34,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-01-28 00:41:34,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-01-28 00:41:34,359 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-28 00:41:34,359 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 00:41:34,359 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-28 00:41:34,359 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-28 00:41:34,359 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-28 00:41:34,495 INFO L130 PetriNetUnfolder]: 349/632 cut-off events. [2023-01-28 00:41:34,496 INFO L131 PetriNetUnfolder]: For 7451/7455 co-relation queries the response was YES. [2023-01-28 00:41:34,497 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 00:41:34,498 INFO L137 encePairwiseOnDemand]: 230/235 looper letters, 51 selfloop transitions, 5 changer transitions 19/79 dead transitions. [2023-01-28 00:41:34,499 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 79 transitions, 957 flow [2023-01-28 00:41:34,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-28 00:41:34,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-28 00:41:34,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 560 transitions. [2023-01-28 00:41:34,500 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4765957446808511 [2023-01-28 00:41:34,500 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 560 transitions. [2023-01-28 00:41:34,500 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 560 transitions. [2023-01-28 00:41:34,500 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-28 00:41:34,500 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 560 transitions. [2023-01-28 00:41:34,501 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 00:41:34,501 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 00:41:34,502 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 00:41:34,502 INFO L175 Difference]: Start difference. First operand has 113 places, 52 transitions, 620 flow. Second operand 5 states and 560 transitions. [2023-01-28 00:41:34,502 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 79 transitions, 957 flow [2023-01-28 00:41:34,512 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 00:41:34,513 INFO L231 Difference]: Finished difference. Result has 69 places, 48 transitions, 357 flow [2023-01-28 00:41:34,513 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 00:41:34,514 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 27 predicate places. [2023-01-28 00:41:34,514 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 48 transitions, 357 flow [2023-01-28 00:41:34,514 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 00:41:34,514 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-28 00:41:34,514 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 00:41:34,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-01-28 00:41:34,514 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 00:41:34,515 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-28 00:41:34,515 INFO L85 PathProgramCache]: Analyzing trace with hash 829144867, now seen corresponding path program 4 times [2023-01-28 00:41:34,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-28 00:41:34,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206937060] [2023-01-28 00:41:34,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-28 00:41:34,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-28 00:41:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-01-28 00:41:34,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-01-28 00:41:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-01-28 00:41:34,617 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-01-28 00:41:34,617 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-01-28 00:41:34,618 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-01-28 00:41:34,620 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2023-01-28 00:41:34,620 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-01-28 00:41:34,620 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-01-28 00:41:34,623 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2023-01-28 00:41:34,623 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2023-01-28 00:41:34,623 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2023-01-28 00:41:34,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-01-28 00:41:34,623 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 00:41:34,628 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-01-28 00:41:34,628 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-01-28 00:41:34,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 12:41:34 BasicIcfg [2023-01-28 00:41:34,704 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-01-28 00:41:34,705 INFO L158 Benchmark]: Toolchain (without parser) took 65470.43ms. Allocated memory was 396.4MB in the beginning and 9.4GB in the end (delta: 9.0GB). Free memory was 343.4MB in the beginning and 6.4GB in the end (delta: -6.0GB). Peak memory consumption was 3.0GB. Max. memory is 16.0GB. [2023-01-28 00:41:34,705 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 255.9MB. Free memory is still 214.4MB. There was no memory consumed. Max. memory is 16.0GB. [2023-01-28 00:41:34,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.22ms. Allocated memory is still 396.4MB. Free memory was 343.4MB in the beginning and 319.8MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. [2023-01-28 00:41:34,705 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.71ms. Allocated memory is still 396.4MB. Free memory was 319.8MB in the beginning and 317.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-01-28 00:41:34,705 INFO L158 Benchmark]: Boogie Preprocessor took 42.52ms. Allocated memory is still 396.4MB. Free memory was 317.0MB in the beginning and 314.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-01-28 00:41:34,705 INFO L158 Benchmark]: RCFGBuilder took 612.62ms. Allocated memory is still 396.4MB. Free memory was 314.9MB in the beginning and 336.8MB in the end (delta: -21.9MB). Peak memory consumption was 9.4MB. Max. memory is 16.0GB. [2023-01-28 00:41:34,706 INFO L158 Benchmark]: TraceAbstraction took 64358.57ms. Allocated memory was 396.4MB in the beginning and 9.4GB in the end (delta: 9.0GB). Free memory was 336.0MB in the beginning and 6.4GB in the end (delta: -6.0GB). Peak memory consumption was 2.9GB. Max. memory is 16.0GB. [2023-01-28 00:41:34,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 255.9MB. Free memory is still 214.4MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 385.22ms. Allocated memory is still 396.4MB. Free memory was 343.4MB in the beginning and 319.8MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 67.71ms. Allocated memory is still 396.4MB. Free memory was 319.8MB in the beginning and 317.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 42.52ms. Allocated memory is still 396.4MB. Free memory was 317.0MB in the beginning and 314.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 612.62ms. Allocated memory is still 396.4MB. Free memory was 314.9MB in the beginning and 336.8MB in the end (delta: -21.9MB). Peak memory consumption was 9.4MB. Max. memory is 16.0GB. * TraceAbstraction took 64358.57ms. Allocated memory was 396.4MB in the beginning and 9.4GB in the end (delta: 9.0GB). Free memory was 336.0MB in the beginning and 6.4GB in the end (delta: -6.0GB). Peak memory consumption was 2.9GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.0s, 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: 64.2s, OverallIterations: 24, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 50.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 4.0s, 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: 0.1s SsaConstructionTime, 0.5s 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 00:41:34,718 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...