/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 -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 [2023-01-27 18:10:38,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-27 18:10:38,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-27 18:10:38,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-01-27 18:10:38,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-27 18:10:38,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-27 18:10:38,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-27 18:10:38,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-27 18:10:38,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-27 18:10:38,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-27 18:10:38,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-27 18:10:38,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-27 18:10:38,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-27 18:10:38,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-27 18:10:38,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-27 18:10:38,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-27 18:10:38,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-01-27 18:10:38,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-27 18:10:38,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-27 18:10:38,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-27 18:10:38,442 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 [2023-01-27 18:10:38,466 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-27 18:10:38,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-27 18:10:38,468 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-27 18:10:38,468 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-27 18:10:38,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-27 18:10:38,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-27 18:10:38,469 INFO L138 SettingsManager]: * Use SBE=true [2023-01-27 18:10:38,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-27 18:10:38,469 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-27 18:10:38,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-27 18:10:38,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-27 18:10:38,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-27 18:10:38,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-27 18:10:38,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-27 18:10:38,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-27 18:10:38,470 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-27 18:10:38,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-27 18:10:38,470 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-27 18:10:38,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-27 18:10:38,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-27 18:10:38,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-27 18:10:38,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-27 18:10:38,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-27 18:10:38,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-27 18:10:38,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-27 18:10:38,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-27 18:10:38,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-27 18:10:38,471 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-27 18:10:38,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-27 18:10:38,471 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-01-27 18:10:38,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-01-27 18:10:38,471 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-01-27 18:10:38,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-27 18:10:38,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-27 18:10:38,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-27 18:10:38,643 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-27 18:10:38,643 INFO L275 PluginConnector]: CDTParser initialized [2023-01-27 18:10:38,644 INFO L432 ainManager$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 [2023-01-27 18:10:39,653 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-27 18:10:39,870 INFO L351 CDTParser]: Found 1 translation units. [2023-01-27 18:10:39,870 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2023-01-27 18:10:39,880 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff20d0ec5/ab009acca7744f43882b4a158e2667ce/FLAG2d0c022ac [2023-01-27 18:10:39,891 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff20d0ec5/ab009acca7744f43882b4a158e2667ce [2023-01-27 18:10:39,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-27 18:10:39,893 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-27 18:10:39,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-27 18:10:39,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-27 18:10:39,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-27 18:10:39,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 06:10:39" (1/1) ... [2023-01-27 18:10:39,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3651efde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:39, skipping insertion in model container [2023-01-27 18:10:39,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 06:10:39" (1/1) ... [2023-01-27 18:10:39,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-27 18:10:39,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-27 18:10:40,026 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] [2023-01-27 18:10:40,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-27 18:10:40,192 INFO L203 MainTranslator]: Completed pre-run [2023-01-27 18:10:40,202 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] [2023-01-27 18:10:40,244 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-27 18:10:40,271 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-01-27 18:10:40,271 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-01-27 18:10:40,276 INFO L208 MainTranslator]: Completed translation [2023-01-27 18:10:40,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40 WrapperNode [2023-01-27 18:10:40,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-27 18:10:40,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-27 18:10:40,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-27 18:10:40,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-27 18:10:40,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (1/1) ... [2023-01-27 18:10:40,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (1/1) ... [2023-01-27 18:10:40,358 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 160 [2023-01-27 18:10:40,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-27 18:10:40,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-27 18:10:40,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-27 18:10:40,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-27 18:10:40,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (1/1) ... [2023-01-27 18:10:40,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (1/1) ... [2023-01-27 18:10:40,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (1/1) ... [2023-01-27 18:10:40,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (1/1) ... [2023-01-27 18:10:40,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (1/1) ... [2023-01-27 18:10:40,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (1/1) ... [2023-01-27 18:10:40,388 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (1/1) ... [2023-01-27 18:10:40,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (1/1) ... [2023-01-27 18:10:40,392 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-27 18:10:40,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-27 18:10:40,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-27 18:10:40,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-27 18:10:40,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (1/1) ... [2023-01-27 18:10:40,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-27 18:10:40,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-27 18:10:40,446 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) [2023-01-27 18:10:40,457 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 [2023-01-27 18:10:40,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-27 18:10:40,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-01-27 18:10:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-27 18:10:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-27 18:10:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-27 18:10:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-01-27 18:10:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-01-27 18:10:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-01-27 18:10:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-01-27 18:10:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-01-27 18:10:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-01-27 18:10:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-01-27 18:10:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-01-27 18:10:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-27 18:10:40,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-01-27 18:10:40,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-27 18:10:40,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-27 18:10:40,475 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-27 18:10:40,567 INFO L236 CfgBuilder]: Building ICFG [2023-01-27 18:10:40,568 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-27 18:10:40,846 INFO L277 CfgBuilder]: Performing block encoding [2023-01-27 18:10:40,956 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-27 18:10:40,956 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-01-27 18:10:40,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 06:10:40 BoogieIcfgContainer [2023-01-27 18:10:40,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-27 18:10:40,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-27 18:10:40,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-27 18:10:40,970 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-27 18:10:40,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 06:10:39" (1/3) ... [2023-01-27 18:10:40,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ca7d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 06:10:40, skipping insertion in model container [2023-01-27 18:10:40,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:10:40" (2/3) ... [2023-01-27 18:10:40,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ca7d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 06:10:40, skipping insertion in model container [2023-01-27 18:10:40,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 06:10:40" (3/3) ... [2023-01-27 18:10:40,971 INFO L112 eAbstractionObserver]: Analyzing ICFG mix030_power.opt_pso.opt_rmo.opt.i [2023-01-27 18:10:41,003 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-27 18:10:41,004 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-01-27 18:10:41,004 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-27 18:10:41,081 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-01-27 18:10:41,106 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 139 places, 128 transitions, 276 flow [2023-01-27 18:10:41,136 INFO L130 PetriNetUnfolder]: 2/124 cut-off events. [2023-01-27 18:10:41,136 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-01-27 18:10:41,141 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. [2023-01-27 18:10:41,141 INFO L82 GeneralOperation]: Start removeDead. Operand has 139 places, 128 transitions, 276 flow [2023-01-27 18:10:41,144 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 135 places, 124 transitions, 260 flow [2023-01-27 18:10:41,146 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-01-27 18:10:41,152 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 135 places, 124 transitions, 260 flow [2023-01-27 18:10:41,153 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 135 places, 124 transitions, 260 flow [2023-01-27 18:10:41,154 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 135 places, 124 transitions, 260 flow [2023-01-27 18:10:41,175 INFO L130 PetriNetUnfolder]: 2/124 cut-off events. [2023-01-27 18:10:41,175 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-01-27 18:10:41,176 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. [2023-01-27 18:10:41,177 INFO L119 LiptonReduction]: Number of co-enabled transitions 2986 [2023-01-27 18:10:45,153 INFO L134 LiptonReduction]: Checked pairs total: 8358 [2023-01-27 18:10:45,153 INFO L136 LiptonReduction]: Total number of compositions: 107 [2023-01-27 18:10:45,168 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-01-27 18:10:45,172 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;@30ad0149, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-01-27 18:10:45,172 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-01-27 18:10:45,176 INFO L130 PetriNetUnfolder]: 0/11 cut-off events. [2023-01-27 18:10:45,176 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-01-27 18:10:45,176 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:10:45,176 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:10:45,183 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-01-27 18:10:45,187 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:10:45,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1543104187, now seen corresponding path program 1 times [2023-01-27 18:10:45,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:10:45,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400633868] [2023-01-27 18:10:45,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:10:45,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:10:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:10:45,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:10:45,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:10:45,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400633868] [2023-01-27 18:10:45,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400633868] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:10:45,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:10:45,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-01-27 18:10:45,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891650241] [2023-01-27 18:10:45,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:10:45,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-27 18:10:45,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:10:45,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-27 18:10:45,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-27 18:10:45,559 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 235 [2023-01-27 18:10:45,562 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) [2023-01-27 18:10:45,563 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:10:45,563 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 235 [2023-01-27 18:10:45,563 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:10:46,072 INFO L130 PetriNetUnfolder]: 2855/4261 cut-off events. [2023-01-27 18:10:46,072 INFO L131 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2023-01-27 18:10:46,079 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. [2023-01-27 18:10:46,093 INFO L137 encePairwiseOnDemand]: 232/235 looper letters, 33 selfloop transitions, 2 changer transitions 2/42 dead transitions. [2023-01-27 18:10:46,093 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 42 transitions, 173 flow [2023-01-27 18:10:46,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-27 18:10:46,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-01-27 18:10:46,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 377 transitions. [2023-01-27 18:10:46,107 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5347517730496454 [2023-01-27 18:10:46,107 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 377 transitions. [2023-01-27 18:10:46,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 377 transitions. [2023-01-27 18:10:46,110 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:10:46,111 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 377 transitions. [2023-01-27 18:10:46,116 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) [2023-01-27 18:10:46,119 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) [2023-01-27 18:10:46,120 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) [2023-01-27 18:10:46,121 INFO L175 Difference]: Start difference. First operand has 42 places, 29 transitions, 70 flow. Second operand 3 states and 377 transitions. [2023-01-27 18:10:46,121 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 42 transitions, 173 flow [2023-01-27 18:10:46,127 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 42 transitions, 168 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-01-27 18:10:46,129 INFO L231 Difference]: Finished difference. Result has 39 places, 27 transitions, 66 flow [2023-01-27 18:10:46,130 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} [2023-01-27 18:10:46,133 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, -3 predicate places. [2023-01-27 18:10:46,133 INFO L495 AbstractCegarLoop]: Abstraction has has 39 places, 27 transitions, 66 flow [2023-01-27 18:10:46,133 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) [2023-01-27 18:10:46,133 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:10:46,134 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:10:46,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-01-27 18:10:46,135 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)] === [2023-01-27 18:10:46,135 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:10:46,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1850907968, now seen corresponding path program 1 times [2023-01-27 18:10:46,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:10:46,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048816656] [2023-01-27 18:10:46,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:10:46,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:10:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:10:46,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:10:46,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:10:46,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048816656] [2023-01-27 18:10:46,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048816656] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:10:46,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:10:46,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-27 18:10:46,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963014563] [2023-01-27 18:10:46,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:10:46,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-27 18:10:46,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:10:46,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-27 18:10:46,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-27 18:10:46,787 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-27 18:10:46,787 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) [2023-01-27 18:10:46,787 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:10:46,787 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-27 18:10:46,788 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:10:47,867 INFO L130 PetriNetUnfolder]: 10979/15002 cut-off events. [2023-01-27 18:10:47,868 INFO L131 PetriNetUnfolder]: For 692/692 co-relation queries the response was YES. [2023-01-27 18:10:47,879 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. [2023-01-27 18:10:47,919 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 47 selfloop transitions, 14 changer transitions 0/61 dead transitions. [2023-01-27 18:10:47,919 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 61 transitions, 264 flow [2023-01-27 18:10:47,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-27 18:10:47,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-27 18:10:47,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 447 transitions. [2023-01-27 18:10:47,921 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.475531914893617 [2023-01-27 18:10:47,921 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 447 transitions. [2023-01-27 18:10:47,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 447 transitions. [2023-01-27 18:10:47,921 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:10:47,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 447 transitions. [2023-01-27 18:10:47,922 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) [2023-01-27 18:10:47,924 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) [2023-01-27 18:10:47,924 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) [2023-01-27 18:10:47,924 INFO L175 Difference]: Start difference. First operand has 39 places, 27 transitions, 66 flow. Second operand 4 states and 447 transitions. [2023-01-27 18:10:47,924 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 61 transitions, 264 flow [2023-01-27 18:10:47,926 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 61 transitions, 256 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-01-27 18:10:47,927 INFO L231 Difference]: Finished difference. Result has 42 places, 40 transitions, 170 flow [2023-01-27 18:10:47,927 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} [2023-01-27 18:10:47,927 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 0 predicate places. [2023-01-27 18:10:47,927 INFO L495 AbstractCegarLoop]: Abstraction has has 42 places, 40 transitions, 170 flow [2023-01-27 18:10:47,928 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) [2023-01-27 18:10:47,928 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:10:47,928 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:10:47,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-01-27 18:10:47,928 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)] === [2023-01-27 18:10:47,928 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:10:47,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1543571077, now seen corresponding path program 1 times [2023-01-27 18:10:47,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:10:47,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406235627] [2023-01-27 18:10:47,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:10:47,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:10:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:10:48,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:10:48,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:10:48,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406235627] [2023-01-27 18:10:48,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406235627] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:10:48,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:10:48,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-27 18:10:48,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389670655] [2023-01-27 18:10:48,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:10:48,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-27 18:10:48,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:10:48,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-27 18:10:48,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-27 18:10:48,347 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-27 18:10:48,348 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) [2023-01-27 18:10:48,348 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:10:48,348 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-27 18:10:48,348 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:10:49,424 INFO L130 PetriNetUnfolder]: 10259/14032 cut-off events. [2023-01-27 18:10:49,424 INFO L131 PetriNetUnfolder]: For 5912/5912 co-relation queries the response was YES. [2023-01-27 18:10:49,442 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. [2023-01-27 18:10:49,486 INFO L137 encePairwiseOnDemand]: 223/235 looper letters, 55 selfloop transitions, 12 changer transitions 0/67 dead transitions. [2023-01-27 18:10:49,486 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 67 transitions, 400 flow [2023-01-27 18:10:49,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-27 18:10:49,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-27 18:10:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 441 transitions. [2023-01-27 18:10:49,488 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46914893617021275 [2023-01-27 18:10:49,488 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 441 transitions. [2023-01-27 18:10:49,488 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 441 transitions. [2023-01-27 18:10:49,488 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:10:49,488 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 441 transitions. [2023-01-27 18:10:49,489 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) [2023-01-27 18:10:49,490 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) [2023-01-27 18:10:49,491 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) [2023-01-27 18:10:49,491 INFO L175 Difference]: Start difference. First operand has 42 places, 40 transitions, 170 flow. Second operand 4 states and 441 transitions. [2023-01-27 18:10:49,491 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 67 transitions, 400 flow [2023-01-27 18:10:49,492 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 67 transitions, 400 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-01-27 18:10:49,493 INFO L231 Difference]: Finished difference. Result has 48 places, 47 transitions, 276 flow [2023-01-27 18:10:49,493 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} [2023-01-27 18:10:49,494 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 6 predicate places. [2023-01-27 18:10:49,494 INFO L495 AbstractCegarLoop]: Abstraction has has 48 places, 47 transitions, 276 flow [2023-01-27 18:10:49,494 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) [2023-01-27 18:10:49,494 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:10:49,494 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:10:49,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-01-27 18:10:49,495 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)] === [2023-01-27 18:10:49,495 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:10:49,495 INFO L85 PathProgramCache]: Analyzing trace with hash 604705240, now seen corresponding path program 1 times [2023-01-27 18:10:49,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:10:49,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042135238] [2023-01-27 18:10:49,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:10:49,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:10:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:10:49,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:10:49,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:10:49,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042135238] [2023-01-27 18:10:49,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042135238] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:10:49,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:10:49,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-27 18:10:49,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454264510] [2023-01-27 18:10:49,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:10:49,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-27 18:10:49,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:10:49,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-27 18:10:49,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-27 18:10:49,872 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-27 18:10:49,872 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) [2023-01-27 18:10:49,872 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:10:49,872 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-27 18:10:49,872 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:10:50,846 INFO L130 PetriNetUnfolder]: 10297/14098 cut-off events. [2023-01-27 18:10:50,847 INFO L131 PetriNetUnfolder]: For 17179/17179 co-relation queries the response was YES. [2023-01-27 18:10:50,877 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. [2023-01-27 18:10:50,927 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 68 selfloop transitions, 32 changer transitions 0/100 dead transitions. [2023-01-27 18:10:50,927 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 100 transitions, 738 flow [2023-01-27 18:10:50,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-27 18:10:50,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-27 18:10:50,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 454 transitions. [2023-01-27 18:10:50,929 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4829787234042553 [2023-01-27 18:10:50,929 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 454 transitions. [2023-01-27 18:10:50,932 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 454 transitions. [2023-01-27 18:10:50,936 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:10:50,936 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 454 transitions. [2023-01-27 18:10:50,937 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) [2023-01-27 18:10:50,938 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) [2023-01-27 18:10:50,938 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) [2023-01-27 18:10:50,939 INFO L175 Difference]: Start difference. First operand has 48 places, 47 transitions, 276 flow. Second operand 4 states and 454 transitions. [2023-01-27 18:10:50,939 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 100 transitions, 738 flow [2023-01-27 18:10:50,994 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 100 transitions, 724 flow, removed 1 selfloop flow, removed 2 redundant places. [2023-01-27 18:10:50,996 INFO L231 Difference]: Finished difference. Result has 52 places, 70 transitions, 595 flow [2023-01-27 18:10:50,996 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} [2023-01-27 18:10:50,997 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 10 predicate places. [2023-01-27 18:10:50,998 INFO L495 AbstractCegarLoop]: Abstraction has has 52 places, 70 transitions, 595 flow [2023-01-27 18:10:50,998 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) [2023-01-27 18:10:50,998 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:10:50,998 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:10:50,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-01-27 18:10:50,998 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)] === [2023-01-27 18:10:50,999 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:10:50,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1565992018, now seen corresponding path program 1 times [2023-01-27 18:10:50,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:10:50,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660695334] [2023-01-27 18:10:50,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:10:50,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:10:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:10:51,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:10:51,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:10:51,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660695334] [2023-01-27 18:10:51,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660695334] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:10:51,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:10:51,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-27 18:10:51,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984773900] [2023-01-27 18:10:51,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:10:51,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-27 18:10:51,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:10:51,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-27 18:10:51,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-01-27 18:10:51,364 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 235 [2023-01-27 18:10:51,364 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) [2023-01-27 18:10:51,364 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:10:51,364 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 235 [2023-01-27 18:10:51,364 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:10:52,375 INFO L130 PetriNetUnfolder]: 10439/14284 cut-off events. [2023-01-27 18:10:52,375 INFO L131 PetriNetUnfolder]: For 34026/34026 co-relation queries the response was YES. [2023-01-27 18:10:52,404 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. [2023-01-27 18:10:52,451 INFO L137 encePairwiseOnDemand]: 225/235 looper letters, 107 selfloop transitions, 28 changer transitions 0/135 dead transitions. [2023-01-27 18:10:52,452 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 135 transitions, 1397 flow [2023-01-27 18:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-27 18:10:52,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-27 18:10:52,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 460 transitions. [2023-01-27 18:10:52,453 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48936170212765956 [2023-01-27 18:10:52,453 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 460 transitions. [2023-01-27 18:10:52,453 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 460 transitions. [2023-01-27 18:10:52,454 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:10:52,454 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 460 transitions. [2023-01-27 18:10:52,454 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) [2023-01-27 18:10:52,456 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) [2023-01-27 18:10:52,456 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) [2023-01-27 18:10:52,456 INFO L175 Difference]: Start difference. First operand has 52 places, 70 transitions, 595 flow. Second operand 4 states and 460 transitions. [2023-01-27 18:10:52,456 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 135 transitions, 1397 flow [2023-01-27 18:10:52,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 135 transitions, 1395 flow, removed 1 selfloop flow, removed 0 redundant places. [2023-01-27 18:10:52,505 INFO L231 Difference]: Finished difference. Result has 57 places, 97 transitions, 976 flow [2023-01-27 18:10:52,505 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} [2023-01-27 18:10:52,506 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 15 predicate places. [2023-01-27 18:10:52,506 INFO L495 AbstractCegarLoop]: Abstraction has has 57 places, 97 transitions, 976 flow [2023-01-27 18:10:52,506 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) [2023-01-27 18:10:52,506 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:10:52,507 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:10:52,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-01-27 18:10:52,507 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)] === [2023-01-27 18:10:52,507 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:10:52,507 INFO L85 PathProgramCache]: Analyzing trace with hash -1282831926, now seen corresponding path program 1 times [2023-01-27 18:10:52,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:10:52,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184347729] [2023-01-27 18:10:52,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:10:52,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:10:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:10:52,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:10:52,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:10:52,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184347729] [2023-01-27 18:10:52,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184347729] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:10:52,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:10:52,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-27 18:10:52,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206818281] [2023-01-27 18:10:52,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:10:52,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-27 18:10:52,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:10:52,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-27 18:10:52,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-01-27 18:10:52,815 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 235 [2023-01-27 18:10:52,815 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) [2023-01-27 18:10:52,815 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:10:52,815 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 235 [2023-01-27 18:10:52,815 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:10:53,946 INFO L130 PetriNetUnfolder]: 7995/11594 cut-off events. [2023-01-27 18:10:53,946 INFO L131 PetriNetUnfolder]: For 45900/47002 co-relation queries the response was YES. [2023-01-27 18:10:53,985 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. [2023-01-27 18:10:54,033 INFO L137 encePairwiseOnDemand]: 231/235 looper letters, 98 selfloop transitions, 17 changer transitions 0/139 dead transitions. [2023-01-27 18:10:54,034 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 139 transitions, 1536 flow [2023-01-27 18:10:54,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-27 18:10:54,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-27 18:10:54,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 486 transitions. [2023-01-27 18:10:54,035 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5170212765957447 [2023-01-27 18:10:54,035 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 486 transitions. [2023-01-27 18:10:54,035 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 486 transitions. [2023-01-27 18:10:54,036 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:10:54,036 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 486 transitions. [2023-01-27 18:10:54,036 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) [2023-01-27 18:10:54,037 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) [2023-01-27 18:10:54,038 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) [2023-01-27 18:10:54,038 INFO L175 Difference]: Start difference. First operand has 57 places, 97 transitions, 976 flow. Second operand 4 states and 486 transitions. [2023-01-27 18:10:54,038 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 139 transitions, 1536 flow [2023-01-27 18:10:54,118 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 139 transitions, 1536 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-01-27 18:10:54,120 INFO L231 Difference]: Finished difference. Result has 62 places, 100 transitions, 1061 flow [2023-01-27 18:10:54,120 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} [2023-01-27 18:10:54,122 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 20 predicate places. [2023-01-27 18:10:54,122 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 100 transitions, 1061 flow [2023-01-27 18:10:54,123 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) [2023-01-27 18:10:54,123 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:10:54,123 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:10:54,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-01-27 18:10:54,123 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)] === [2023-01-27 18:10:54,123 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:10:54,123 INFO L85 PathProgramCache]: Analyzing trace with hash -309947611, now seen corresponding path program 1 times [2023-01-27 18:10:54,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:10:54,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124407755] [2023-01-27 18:10:54,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:10:54,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:10:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:10:54,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:10:54,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:10:54,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124407755] [2023-01-27 18:10:54,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124407755] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:10:54,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:10:54,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-27 18:10:54,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139762516] [2023-01-27 18:10:54,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:10:54,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-27 18:10:54,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:10:54,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-27 18:10:54,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-01-27 18:10:54,537 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 235 [2023-01-27 18:10:54,537 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) [2023-01-27 18:10:54,537 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:10:54,537 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 235 [2023-01-27 18:10:54,538 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:10:55,456 INFO L130 PetriNetUnfolder]: 8102/11765 cut-off events. [2023-01-27 18:10:55,456 INFO L131 PetriNetUnfolder]: For 50876/51958 co-relation queries the response was YES. [2023-01-27 18:10:55,497 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. [2023-01-27 18:10:55,546 INFO L137 encePairwiseOnDemand]: 229/235 looper letters, 104 selfloop transitions, 18 changer transitions 0/146 dead transitions. [2023-01-27 18:10:55,547 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 146 transitions, 1673 flow [2023-01-27 18:10:55,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-27 18:10:55,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-27 18:10:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 479 transitions. [2023-01-27 18:10:55,548 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5095744680851064 [2023-01-27 18:10:55,548 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 479 transitions. [2023-01-27 18:10:55,548 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 479 transitions. [2023-01-27 18:10:55,549 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:10:55,549 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 479 transitions. [2023-01-27 18:10:55,550 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) [2023-01-27 18:10:55,551 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) [2023-01-27 18:10:55,551 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) [2023-01-27 18:10:55,551 INFO L175 Difference]: Start difference. First operand has 62 places, 100 transitions, 1061 flow. Second operand 4 states and 479 transitions. [2023-01-27 18:10:55,551 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 146 transitions, 1673 flow [2023-01-27 18:10:55,636 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 146 transitions, 1658 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-01-27 18:10:55,638 INFO L231 Difference]: Finished difference. Result has 66 places, 107 transitions, 1194 flow [2023-01-27 18:10:55,638 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} [2023-01-27 18:10:55,639 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 24 predicate places. [2023-01-27 18:10:55,639 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 107 transitions, 1194 flow [2023-01-27 18:10:55,639 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) [2023-01-27 18:10:55,639 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:10:55,639 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:10:55,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-01-27 18:10:55,639 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)] === [2023-01-27 18:10:55,640 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:10:55,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1020332595, now seen corresponding path program 1 times [2023-01-27 18:10:55,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:10:55,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456411964] [2023-01-27 18:10:55,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:10:55,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:10:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:10:55,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:10:55,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:10:55,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456411964] [2023-01-27 18:10:55,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456411964] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:10:55,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:10:55,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-27 18:10:55,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007607322] [2023-01-27 18:10:55,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:10:55,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-27 18:10:55,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:10:55,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-27 18:10:55,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-01-27 18:10:55,931 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 235 [2023-01-27 18:10:55,931 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) [2023-01-27 18:10:55,931 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:10:55,931 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 235 [2023-01-27 18:10:55,932 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:10:57,070 INFO L130 PetriNetUnfolder]: 8791/12710 cut-off events. [2023-01-27 18:10:57,070 INFO L131 PetriNetUnfolder]: For 63991/65045 co-relation queries the response was YES. [2023-01-27 18:10:57,099 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. [2023-01-27 18:10:57,144 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 97 selfloop transitions, 51 changer transitions 0/172 dead transitions. [2023-01-27 18:10:57,144 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 172 transitions, 2064 flow [2023-01-27 18:10:57,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-27 18:10:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-27 18:10:57,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 601 transitions. [2023-01-27 18:10:57,145 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5114893617021277 [2023-01-27 18:10:57,145 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 601 transitions. [2023-01-27 18:10:57,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 601 transitions. [2023-01-27 18:10:57,146 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:10:57,146 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 601 transitions. [2023-01-27 18:10:57,147 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) [2023-01-27 18:10:57,148 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) [2023-01-27 18:10:57,148 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) [2023-01-27 18:10:57,148 INFO L175 Difference]: Start difference. First operand has 66 places, 107 transitions, 1194 flow. Second operand 5 states and 601 transitions. [2023-01-27 18:10:57,148 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 172 transitions, 2064 flow [2023-01-27 18:10:57,232 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 172 transitions, 2035 flow, removed 4 selfloop flow, removed 2 redundant places. [2023-01-27 18:10:57,234 INFO L231 Difference]: Finished difference. Result has 70 places, 131 transitions, 1662 flow [2023-01-27 18:10:57,234 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} [2023-01-27 18:10:57,234 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 28 predicate places. [2023-01-27 18:10:57,234 INFO L495 AbstractCegarLoop]: Abstraction has has 70 places, 131 transitions, 1662 flow [2023-01-27 18:10:57,235 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) [2023-01-27 18:10:57,235 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:10:57,235 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:10:57,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-01-27 18:10:57,235 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)] === [2023-01-27 18:10:57,235 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:10:57,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1129263495, now seen corresponding path program 2 times [2023-01-27 18:10:57,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:10:57,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151725718] [2023-01-27 18:10:57,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:10:57,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:10:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:10:57,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:10:57,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:10:57,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151725718] [2023-01-27 18:10:57,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151725718] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:10:57,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:10:57,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-27 18:10:57,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214392527] [2023-01-27 18:10:57,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:10:57,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-27 18:10:57,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:10:57,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-27 18:10:57,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-01-27 18:10:57,729 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-27 18:10:57,730 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) [2023-01-27 18:10:57,730 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:10:57,730 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-27 18:10:57,730 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:10:59,134 INFO L130 PetriNetUnfolder]: 12140/16575 cut-off events. [2023-01-27 18:10:59,134 INFO L131 PetriNetUnfolder]: For 82347/82347 co-relation queries the response was YES. [2023-01-27 18:10:59,191 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. [2023-01-27 18:10:59,252 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 119 selfloop transitions, 133 changer transitions 0/252 dead transitions. [2023-01-27 18:10:59,252 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 252 transitions, 3199 flow [2023-01-27 18:10:59,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-27 18:10:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-27 18:10:59,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 786 transitions. [2023-01-27 18:10:59,256 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4778115501519757 [2023-01-27 18:10:59,256 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 786 transitions. [2023-01-27 18:10:59,256 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 786 transitions. [2023-01-27 18:10:59,256 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:10:59,256 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 786 transitions. [2023-01-27 18:10:59,257 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) [2023-01-27 18:10:59,259 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) [2023-01-27 18:10:59,259 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) [2023-01-27 18:10:59,259 INFO L175 Difference]: Start difference. First operand has 70 places, 131 transitions, 1662 flow. Second operand 7 states and 786 transitions. [2023-01-27 18:10:59,259 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 252 transitions, 3199 flow [2023-01-27 18:10:59,470 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 252 transitions, 3156 flow, removed 9 selfloop flow, removed 1 redundant places. [2023-01-27 18:10:59,473 INFO L231 Difference]: Finished difference. Result has 80 places, 186 transitions, 2883 flow [2023-01-27 18:10:59,473 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} [2023-01-27 18:10:59,474 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 38 predicate places. [2023-01-27 18:10:59,474 INFO L495 AbstractCegarLoop]: Abstraction has has 80 places, 186 transitions, 2883 flow [2023-01-27 18:10:59,474 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) [2023-01-27 18:10:59,474 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:10:59,474 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:10:59,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-01-27 18:10:59,474 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)] === [2023-01-27 18:10:59,475 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:10:59,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1801245513, now seen corresponding path program 3 times [2023-01-27 18:10:59,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:10:59,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272127107] [2023-01-27 18:10:59,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:10:59,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:10:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:10:59,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:10:59,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:10:59,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272127107] [2023-01-27 18:10:59,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272127107] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:10:59,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:10:59,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-27 18:10:59,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214098038] [2023-01-27 18:10:59,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:10:59,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-27 18:10:59,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:10:59,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-27 18:10:59,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-01-27 18:10:59,730 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 235 [2023-01-27 18:10:59,730 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) [2023-01-27 18:10:59,730 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:10:59,730 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 235 [2023-01-27 18:10:59,731 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:01,340 INFO L130 PetriNetUnfolder]: 9764/14075 cut-off events. [2023-01-27 18:11:01,340 INFO L131 PetriNetUnfolder]: For 144975/146285 co-relation queries the response was YES. [2023-01-27 18:11:01,379 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. [2023-01-27 18:11:01,436 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 128 selfloop transitions, 68 changer transitions 0/240 dead transitions. [2023-01-27 18:11:01,436 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 240 transitions, 3876 flow [2023-01-27 18:11:01,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-27 18:11:01,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-27 18:11:01,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 601 transitions. [2023-01-27 18:11:01,453 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5114893617021277 [2023-01-27 18:11:01,453 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 601 transitions. [2023-01-27 18:11:01,453 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 601 transitions. [2023-01-27 18:11:01,454 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:01,454 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 601 transitions. [2023-01-27 18:11:01,455 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) [2023-01-27 18:11:01,457 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) [2023-01-27 18:11:01,457 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) [2023-01-27 18:11:01,458 INFO L175 Difference]: Start difference. First operand has 80 places, 186 transitions, 2883 flow. Second operand 5 states and 601 transitions. [2023-01-27 18:11:01,458 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 240 transitions, 3876 flow [2023-01-27 18:11:01,877 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 240 transitions, 3605 flow, removed 102 selfloop flow, removed 2 redundant places. [2023-01-27 18:11:01,880 INFO L231 Difference]: Finished difference. Result has 84 places, 205 transitions, 3215 flow [2023-01-27 18:11:01,881 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} [2023-01-27 18:11:01,881 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 42 predicate places. [2023-01-27 18:11:01,881 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 205 transitions, 3215 flow [2023-01-27 18:11:01,882 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) [2023-01-27 18:11:01,882 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:01,882 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:11:01,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-01-27 18:11:01,882 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)] === [2023-01-27 18:11:01,882 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:01,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1078781597, now seen corresponding path program 1 times [2023-01-27 18:11:01,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:01,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237576653] [2023-01-27 18:11:01,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:01,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:02,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:02,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:02,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237576653] [2023-01-27 18:11:02,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237576653] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:02,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:02,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-27 18:11:02,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605037263] [2023-01-27 18:11:02,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:02,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-27 18:11:02,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:02,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-27 18:11:02,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-01-27 18:11:02,230 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 235 [2023-01-27 18:11:02,231 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) [2023-01-27 18:11:02,231 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:02,231 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 235 [2023-01-27 18:11:02,231 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:03,870 INFO L130 PetriNetUnfolder]: 11340/16303 cut-off events. [2023-01-27 18:11:03,870 INFO L131 PetriNetUnfolder]: For 181344/183634 co-relation queries the response was YES. [2023-01-27 18:11:03,959 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. [2023-01-27 18:11:04,034 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 131 selfloop transitions, 73 changer transitions 0/248 dead transitions. [2023-01-27 18:11:04,035 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 248 transitions, 4094 flow [2023-01-27 18:11:04,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-27 18:11:04,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-27 18:11:04,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 587 transitions. [2023-01-27 18:11:04,051 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49957446808510636 [2023-01-27 18:11:04,051 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 587 transitions. [2023-01-27 18:11:04,051 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 587 transitions. [2023-01-27 18:11:04,051 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:04,051 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 587 transitions. [2023-01-27 18:11:04,060 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) [2023-01-27 18:11:04,063 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) [2023-01-27 18:11:04,063 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) [2023-01-27 18:11:04,063 INFO L175 Difference]: Start difference. First operand has 84 places, 205 transitions, 3215 flow. Second operand 5 states and 587 transitions. [2023-01-27 18:11:04,063 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 248 transitions, 4094 flow [2023-01-27 18:11:04,821 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 248 transitions, 4030 flow, removed 14 selfloop flow, removed 1 redundant places. [2023-01-27 18:11:04,824 INFO L231 Difference]: Finished difference. Result has 88 places, 213 transitions, 3541 flow [2023-01-27 18:11:04,824 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} [2023-01-27 18:11:04,825 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 46 predicate places. [2023-01-27 18:11:04,825 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 213 transitions, 3541 flow [2023-01-27 18:11:04,825 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) [2023-01-27 18:11:04,825 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:04,825 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:11:04,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-01-27 18:11:04,825 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)] === [2023-01-27 18:11:04,826 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:04,826 INFO L85 PathProgramCache]: Analyzing trace with hash -167702092, now seen corresponding path program 1 times [2023-01-27 18:11:04,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:04,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717214165] [2023-01-27 18:11:04,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:04,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:05,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:05,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:05,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717214165] [2023-01-27 18:11:05,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717214165] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:05,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:05,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-27 18:11:05,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377533582] [2023-01-27 18:11:05,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:05,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-27 18:11:05,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:05,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-27 18:11:05,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-01-27 18:11:05,393 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 235 [2023-01-27 18:11:05,394 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) [2023-01-27 18:11:05,394 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:05,394 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 235 [2023-01-27 18:11:05,394 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:08,246 INFO L130 PetriNetUnfolder]: 17131/23504 cut-off events. [2023-01-27 18:11:08,246 INFO L131 PetriNetUnfolder]: For 223967/223967 co-relation queries the response was YES. [2023-01-27 18:11:08,330 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. [2023-01-27 18:11:08,437 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 216 selfloop transitions, 148 changer transitions 0/364 dead transitions. [2023-01-27 18:11:08,437 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 364 transitions, 6153 flow [2023-01-27 18:11:08,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-27 18:11:08,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-27 18:11:08,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 772 transitions. [2023-01-27 18:11:08,442 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46930091185410333 [2023-01-27 18:11:08,442 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 772 transitions. [2023-01-27 18:11:08,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 772 transitions. [2023-01-27 18:11:08,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:08,443 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 772 transitions. [2023-01-27 18:11:08,444 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) [2023-01-27 18:11:08,446 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) [2023-01-27 18:11:08,447 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) [2023-01-27 18:11:08,447 INFO L175 Difference]: Start difference. First operand has 88 places, 213 transitions, 3541 flow. Second operand 7 states and 772 transitions. [2023-01-27 18:11:08,447 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 364 transitions, 6153 flow [2023-01-27 18:11:09,226 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 364 transitions, 6047 flow, removed 35 selfloop flow, removed 3 redundant places. [2023-01-27 18:11:09,234 INFO L231 Difference]: Finished difference. Result has 93 places, 270 transitions, 4989 flow [2023-01-27 18:11:09,234 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} [2023-01-27 18:11:09,235 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 51 predicate places. [2023-01-27 18:11:09,236 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 270 transitions, 4989 flow [2023-01-27 18:11:09,236 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) [2023-01-27 18:11:09,236 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:09,236 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:11:09,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-01-27 18:11:09,236 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)] === [2023-01-27 18:11:09,236 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:09,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1210937126, now seen corresponding path program 2 times [2023-01-27 18:11:09,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:09,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863895375] [2023-01-27 18:11:09,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:09,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:10,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:10,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:10,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863895375] [2023-01-27 18:11:10,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863895375] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:10,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:10,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-27 18:11:10,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042417538] [2023-01-27 18:11:10,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:10,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-01-27 18:11:10,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:10,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-01-27 18:11:10,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-01-27 18:11:10,419 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 235 [2023-01-27 18:11:10,419 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) [2023-01-27 18:11:10,419 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:10,419 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 235 [2023-01-27 18:11:10,419 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:13,417 INFO L130 PetriNetUnfolder]: 17475/24016 cut-off events. [2023-01-27 18:11:13,417 INFO L131 PetriNetUnfolder]: For 228633/228633 co-relation queries the response was YES. [2023-01-27 18:11:13,518 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. [2023-01-27 18:11:13,611 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 165 selfloop transitions, 191 changer transitions 0/356 dead transitions. [2023-01-27 18:11:13,611 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 356 transitions, 6489 flow [2023-01-27 18:11:13,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-27 18:11:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-27 18:11:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 779 transitions. [2023-01-27 18:11:13,633 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4735562310030395 [2023-01-27 18:11:13,633 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 779 transitions. [2023-01-27 18:11:13,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 779 transitions. [2023-01-27 18:11:13,633 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:13,633 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 779 transitions. [2023-01-27 18:11:13,635 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) [2023-01-27 18:11:13,636 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) [2023-01-27 18:11:13,636 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) [2023-01-27 18:11:13,636 INFO L175 Difference]: Start difference. First operand has 93 places, 270 transitions, 4989 flow. Second operand 7 states and 779 transitions. [2023-01-27 18:11:13,637 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 356 transitions, 6489 flow [2023-01-27 18:11:14,172 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 356 transitions, 6300 flow, removed 36 selfloop flow, removed 3 redundant places. [2023-01-27 18:11:14,177 INFO L231 Difference]: Finished difference. Result has 99 places, 289 transitions, 5822 flow [2023-01-27 18:11:14,177 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} [2023-01-27 18:11:14,178 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 57 predicate places. [2023-01-27 18:11:14,178 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 289 transitions, 5822 flow [2023-01-27 18:11:14,178 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) [2023-01-27 18:11:14,178 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:14,178 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:11:14,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-01-27 18:11:14,178 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)] === [2023-01-27 18:11:14,178 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:14,178 INFO L85 PathProgramCache]: Analyzing trace with hash -4039370, now seen corresponding path program 3 times [2023-01-27 18:11:14,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:14,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918147704] [2023-01-27 18:11:14,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:14,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:14,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:14,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918147704] [2023-01-27 18:11:14,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918147704] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:14,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:14,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-01-27 18:11:14,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915997533] [2023-01-27 18:11:14,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:14,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-01-27 18:11:14,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:14,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-01-27 18:11:14,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-01-27 18:11:14,681 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 235 [2023-01-27 18:11:14,681 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) [2023-01-27 18:11:14,681 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:14,681 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 235 [2023-01-27 18:11:14,681 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:17,484 INFO L130 PetriNetUnfolder]: 13320/19393 cut-off events. [2023-01-27 18:11:17,484 INFO L131 PetriNetUnfolder]: For 307350/309761 co-relation queries the response was YES. [2023-01-27 18:11:17,570 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. [2023-01-27 18:11:17,676 INFO L137 encePairwiseOnDemand]: 227/235 looper letters, 196 selfloop transitions, 76 changer transitions 0/332 dead transitions. [2023-01-27 18:11:17,677 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 332 transitions, 6797 flow [2023-01-27 18:11:17,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-27 18:11:17,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-27 18:11:17,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 587 transitions. [2023-01-27 18:11:17,688 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49957446808510636 [2023-01-27 18:11:17,688 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 587 transitions. [2023-01-27 18:11:17,688 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 587 transitions. [2023-01-27 18:11:17,695 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:17,695 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 587 transitions. [2023-01-27 18:11:17,696 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) [2023-01-27 18:11:17,697 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) [2023-01-27 18:11:17,697 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) [2023-01-27 18:11:17,697 INFO L175 Difference]: Start difference. First operand has 99 places, 289 transitions, 5822 flow. Second operand 5 states and 587 transitions. [2023-01-27 18:11:17,697 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 332 transitions, 6797 flow [2023-01-27 18:11:18,891 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 332 transitions, 6652 flow, removed 13 selfloop flow, removed 3 redundant places. [2023-01-27 18:11:18,895 INFO L231 Difference]: Finished difference. Result has 101 places, 294 transitions, 6006 flow [2023-01-27 18:11:18,896 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} [2023-01-27 18:11:18,896 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 59 predicate places. [2023-01-27 18:11:18,896 INFO L495 AbstractCegarLoop]: Abstraction has has 101 places, 294 transitions, 6006 flow [2023-01-27 18:11:18,896 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) [2023-01-27 18:11:18,897 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:18,897 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:11:18,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-01-27 18:11:18,897 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)] === [2023-01-27 18:11:18,897 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:18,897 INFO L85 PathProgramCache]: Analyzing trace with hash -165828142, now seen corresponding path program 4 times [2023-01-27 18:11:18,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:18,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118858131] [2023-01-27 18:11:18,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:18,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:19,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:19,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:19,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118858131] [2023-01-27 18:11:19,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118858131] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:19,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:19,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-27 18:11:19,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452070709] [2023-01-27 18:11:19,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:19,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-27 18:11:19,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:19,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-27 18:11:19,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-01-27 18:11:19,359 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 235 [2023-01-27 18:11:19,360 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) [2023-01-27 18:11:19,360 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:19,360 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 235 [2023-01-27 18:11:19,360 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:23,310 INFO L130 PetriNetUnfolder]: 21521/29924 cut-off events. [2023-01-27 18:11:23,311 INFO L131 PetriNetUnfolder]: For 381935/381935 co-relation queries the response was YES. [2023-01-27 18:11:23,460 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. [2023-01-27 18:11:23,583 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 212 selfloop transitions, 234 changer transitions 0/446 dead transitions. [2023-01-27 18:11:23,583 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 446 transitions, 9146 flow [2023-01-27 18:11:23,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-27 18:11:23,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-27 18:11:23,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 758 transitions. [2023-01-27 18:11:23,585 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.460790273556231 [2023-01-27 18:11:23,585 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 758 transitions. [2023-01-27 18:11:23,585 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 758 transitions. [2023-01-27 18:11:23,586 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:23,586 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 758 transitions. [2023-01-27 18:11:23,589 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) [2023-01-27 18:11:23,591 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) [2023-01-27 18:11:23,591 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) [2023-01-27 18:11:23,591 INFO L175 Difference]: Start difference. First operand has 101 places, 294 transitions, 6006 flow. Second operand 7 states and 758 transitions. [2023-01-27 18:11:23,591 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 446 transitions, 9146 flow [2023-01-27 18:11:24,943 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 446 transitions, 9001 flow, removed 13 selfloop flow, removed 3 redundant places. [2023-01-27 18:11:24,950 INFO L231 Difference]: Finished difference. Result has 109 places, 369 transitions, 8330 flow [2023-01-27 18:11:24,951 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} [2023-01-27 18:11:24,951 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 67 predicate places. [2023-01-27 18:11:24,952 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 369 transitions, 8330 flow [2023-01-27 18:11:24,952 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) [2023-01-27 18:11:24,952 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:24,952 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:11:24,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-01-27 18:11:24,952 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)] === [2023-01-27 18:11:24,952 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:24,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1782384452, now seen corresponding path program 1 times [2023-01-27 18:11:24,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:24,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926159407] [2023-01-27 18:11:24,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:24,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:25,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:25,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:25,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:25,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926159407] [2023-01-27 18:11:25,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926159407] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:25,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:25,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-27 18:11:25,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404532932] [2023-01-27 18:11:25,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:25,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-27 18:11:25,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:25,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-27 18:11:25,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-01-27 18:11:25,115 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-27 18:11:25,115 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) [2023-01-27 18:11:25,116 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:25,116 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-27 18:11:25,116 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:26,326 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))]) [2023-01-27 18:11:26,326 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2023-01-27 18:11:26,326 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-27 18:11:26,326 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-27 18:11:26,326 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-27 18:11:26,456 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$w_buff0~0))]) [2023-01-27 18:11:26,457 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,457 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,457 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,457 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,457 INFO L381 tUnfolder$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))]) [2023-01-27 18:11:26,457 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,457 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,457 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,458 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,525 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$w_buff0~0))]) [2023-01-27 18:11:26,526 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is not cut-off event [2023-01-27 18:11:26,526 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-27 18:11:26,526 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-27 18:11:26,526 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-27 18:11:26,543 INFO L381 tUnfolder$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))]) [2023-01-27 18:11:26,543 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,543 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,543 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,543 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,543 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$w_buff0~0))]) [2023-01-27 18:11:26,544 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,544 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,544 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:26,544 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:27,060 INFO L381 tUnfolder$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))]) [2023-01-27 18:11:27,072 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-27 18:11:27,072 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:27,072 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:27,072 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:27,073 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$w_buff0~0))]) [2023-01-27 18:11:27,073 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-27 18:11:27,073 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:27,074 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:27,074 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:27,075 INFO L381 tUnfolder$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))]) [2023-01-27 18:11:27,075 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-27 18:11:27,075 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:27,075 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:27,075 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:28,536 INFO L130 PetriNetUnfolder]: 13764/20080 cut-off events. [2023-01-27 18:11:28,536 INFO L131 PetriNetUnfolder]: For 688345/708240 co-relation queries the response was YES. [2023-01-27 18:11:28,627 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. [2023-01-27 18:11:28,715 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 637 selfloop transitions, 10 changer transitions 36/777 dead transitions. [2023-01-27 18:11:28,715 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 777 transitions, 19852 flow [2023-01-27 18:11:28,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-27 18:11:28,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-27 18:11:28,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 584 transitions. [2023-01-27 18:11:28,717 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4970212765957447 [2023-01-27 18:11:28,717 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 584 transitions. [2023-01-27 18:11:28,717 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 584 transitions. [2023-01-27 18:11:28,717 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:28,717 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 584 transitions. [2023-01-27 18:11:28,718 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) [2023-01-27 18:11:28,719 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) [2023-01-27 18:11:28,719 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) [2023-01-27 18:11:28,719 INFO L175 Difference]: Start difference. First operand has 109 places, 369 transitions, 8330 flow. Second operand 5 states and 584 transitions. [2023-01-27 18:11:28,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 777 transitions, 19852 flow [2023-01-27 18:11:29,558 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 777 transitions, 19641 flow, removed 105 selfloop flow, removed 1 redundant places. [2023-01-27 18:11:29,567 INFO L231 Difference]: Finished difference. Result has 115 places, 355 transitions, 7917 flow [2023-01-27 18:11:29,567 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} [2023-01-27 18:11:29,568 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 73 predicate places. [2023-01-27 18:11:29,568 INFO L495 AbstractCegarLoop]: Abstraction has has 115 places, 355 transitions, 7917 flow [2023-01-27 18:11:29,568 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) [2023-01-27 18:11:29,568 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:29,568 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:11:29,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-01-27 18:11:29,568 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)] === [2023-01-27 18:11:29,568 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:29,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1709016318, now seen corresponding path program 1 times [2023-01-27 18:11:29,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:29,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363724286] [2023-01-27 18:11:29,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:29,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:29,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:29,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:29,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363724286] [2023-01-27 18:11:29,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363724286] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:29,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:29,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-01-27 18:11:29,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104841019] [2023-01-27 18:11:29,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:29,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-01-27 18:11:29,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:29,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-01-27 18:11:29,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-01-27 18:11:29,762 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-27 18:11:29,762 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) [2023-01-27 18:11:29,762 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:29,762 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-27 18:11:29,762 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:30,904 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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-27 18:11:30,904 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2023-01-27 18:11:30,904 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-27 18:11:30,904 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-27 18:11:30,904 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-01-27 18:11:31,004 INFO L381 tUnfolder$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))))]) [2023-01-27 18:11:31,004 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,004 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,004 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,004 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,004 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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-27 18:11:31,004 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,004 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,004 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,004 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,062 INFO L381 tUnfolder$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))))]) [2023-01-27 18:11:31,063 INFO L383 tUnfolder$Statistics]: this new event has 18 ancestors and is not cut-off event [2023-01-27 18:11:31,063 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-27 18:11:31,063 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-27 18:11:31,063 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2023-01-27 18:11:31,080 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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-27 18:11:31,080 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,080 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,080 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,080 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,080 INFO L381 tUnfolder$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))))]) [2023-01-27 18:11:31,080 INFO L383 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,080 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,080 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,080 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-01-27 18:11:31,293 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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-27 18:11:31,293 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,293 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,294 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,294 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,294 INFO L381 tUnfolder$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))))]) [2023-01-27 18:11:31,294 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,294 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,294 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,294 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,294 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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-27 18:11:31,294 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,294 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,294 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,294 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,373 INFO L381 tUnfolder$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))))]) [2023-01-27 18:11:31,373 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,373 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,373 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,373 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,374 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$r_buff1_thd0~0 256))))) (not (= 2 ~z~0))))]) [2023-01-27 18:11:31,374 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,374 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,374 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,374 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,374 INFO L381 tUnfolder$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))))]) [2023-01-27 18:11:31,374 INFO L383 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,374 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,374 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:31,374 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-01-27 18:11:32,454 INFO L130 PetriNetUnfolder]: 10794/16013 cut-off events. [2023-01-27 18:11:32,454 INFO L131 PetriNetUnfolder]: For 613737/634588 co-relation queries the response was YES. [2023-01-27 18:11:32,519 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. [2023-01-27 18:11:32,587 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 723 selfloop transitions, 19 changer transitions 67/900 dead transitions. [2023-01-27 18:11:32,587 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 900 transitions, 22929 flow [2023-01-27 18:11:32,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-27 18:11:32,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-27 18:11:32,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 819 transitions. [2023-01-27 18:11:32,589 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4978723404255319 [2023-01-27 18:11:32,590 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 819 transitions. [2023-01-27 18:11:32,590 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 819 transitions. [2023-01-27 18:11:32,590 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:32,590 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 819 transitions. [2023-01-27 18:11:32,591 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) [2023-01-27 18:11:32,592 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) [2023-01-27 18:11:32,593 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) [2023-01-27 18:11:32,593 INFO L175 Difference]: Start difference. First operand has 115 places, 355 transitions, 7917 flow. Second operand 7 states and 819 transitions. [2023-01-27 18:11:32,593 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 900 transitions, 22929 flow [2023-01-27 18:11:33,180 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 900 transitions, 22784 flow, removed 70 selfloop flow, removed 1 redundant places. [2023-01-27 18:11:33,189 INFO L231 Difference]: Finished difference. Result has 123 places, 316 transitions, 6919 flow [2023-01-27 18:11:33,189 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} [2023-01-27 18:11:33,190 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 81 predicate places. [2023-01-27 18:11:33,190 INFO L495 AbstractCegarLoop]: Abstraction has has 123 places, 316 transitions, 6919 flow [2023-01-27 18:11:33,190 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) [2023-01-27 18:11:33,190 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:33,190 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] [2023-01-27 18:11:33,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-01-27 18:11:33,190 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)] === [2023-01-27 18:11:33,191 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:33,191 INFO L85 PathProgramCache]: Analyzing trace with hash 709768671, now seen corresponding path program 1 times [2023-01-27 18:11:33,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:33,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619886968] [2023-01-27 18:11:33,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:33,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:33,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:33,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:33,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619886968] [2023-01-27 18:11:33,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619886968] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:33,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:33,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-27 18:11:33,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817672065] [2023-01-27 18:11:33,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:33,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-27 18:11:33,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:33,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-27 18:11:33,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-27 18:11:33,494 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-27 18:11:33,495 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) [2023-01-27 18:11:33,495 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:33,495 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-27 18:11:33,495 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:37,803 INFO L130 PetriNetUnfolder]: 19348/28589 cut-off events. [2023-01-27 18:11:37,804 INFO L131 PetriNetUnfolder]: For 577253/577253 co-relation queries the response was YES. [2023-01-27 18:11:38,013 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. [2023-01-27 18:11:38,070 INFO L137 encePairwiseOnDemand]: 222/235 looper letters, 195 selfloop transitions, 109 changer transitions 215/519 dead transitions. [2023-01-27 18:11:38,070 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 519 transitions, 11739 flow [2023-01-27 18:11:38,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-27 18:11:38,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-27 18:11:38,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 454 transitions. [2023-01-27 18:11:38,072 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4829787234042553 [2023-01-27 18:11:38,072 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 454 transitions. [2023-01-27 18:11:38,072 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 454 transitions. [2023-01-27 18:11:38,072 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:38,072 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 454 transitions. [2023-01-27 18:11:38,073 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) [2023-01-27 18:11:38,074 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) [2023-01-27 18:11:38,074 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) [2023-01-27 18:11:38,074 INFO L175 Difference]: Start difference. First operand has 123 places, 316 transitions, 6919 flow. Second operand 4 states and 454 transitions. [2023-01-27 18:11:38,074 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 519 transitions, 11739 flow [2023-01-27 18:11:41,854 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 519 transitions, 11604 flow, removed 47 selfloop flow, removed 3 redundant places. [2023-01-27 18:11:41,860 INFO L231 Difference]: Finished difference. Result has 126 places, 252 transitions, 5959 flow [2023-01-27 18:11:41,860 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} [2023-01-27 18:11:41,861 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 84 predicate places. [2023-01-27 18:11:41,861 INFO L495 AbstractCegarLoop]: Abstraction has has 126 places, 252 transitions, 5959 flow [2023-01-27 18:11:41,861 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) [2023-01-27 18:11:41,861 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:41,861 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] [2023-01-27 18:11:41,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-01-27 18:11:41,861 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)] === [2023-01-27 18:11:41,861 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:41,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1859521447, now seen corresponding path program 1 times [2023-01-27 18:11:41,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:41,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667605602] [2023-01-27 18:11:41,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:41,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:41,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:42,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:42,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:42,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667605602] [2023-01-27 18:11:42,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667605602] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:42,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:42,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-01-27 18:11:42,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495065153] [2023-01-27 18:11:42,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:42,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-27 18:11:42,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:42,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-27 18:11:42,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-01-27 18:11:42,129 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-27 18:11:42,130 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) [2023-01-27 18:11:42,130 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:42,130 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-27 18:11:42,130 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:43,299 INFO L130 PetriNetUnfolder]: 4288/6984 cut-off events. [2023-01-27 18:11:43,299 INFO L131 PetriNetUnfolder]: For 238156/241807 co-relation queries the response was YES. [2023-01-27 18:11:43,325 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. [2023-01-27 18:11:43,346 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 359 selfloop transitions, 18 changer transitions 61/504 dead transitions. [2023-01-27 18:11:43,346 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 504 transitions, 12979 flow [2023-01-27 18:11:43,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-01-27 18:11:43,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-01-27 18:11:43,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 820 transitions. [2023-01-27 18:11:43,348 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49848024316109424 [2023-01-27 18:11:43,348 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 820 transitions. [2023-01-27 18:11:43,348 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 820 transitions. [2023-01-27 18:11:43,349 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:43,349 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 820 transitions. [2023-01-27 18:11:43,350 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) [2023-01-27 18:11:43,351 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) [2023-01-27 18:11:43,351 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) [2023-01-27 18:11:43,352 INFO L175 Difference]: Start difference. First operand has 126 places, 252 transitions, 5959 flow. Second operand 7 states and 820 transitions. [2023-01-27 18:11:43,352 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 504 transitions, 12979 flow [2023-01-27 18:11:43,564 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 504 transitions, 12416 flow, removed 151 selfloop flow, removed 11 redundant places. [2023-01-27 18:11:43,569 INFO L231 Difference]: Finished difference. Result has 120 places, 218 transitions, 4810 flow [2023-01-27 18:11:43,569 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} [2023-01-27 18:11:43,570 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 78 predicate places. [2023-01-27 18:11:43,570 INFO L495 AbstractCegarLoop]: Abstraction has has 120 places, 218 transitions, 4810 flow [2023-01-27 18:11:43,570 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) [2023-01-27 18:11:43,570 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:43,570 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] [2023-01-27 18:11:43,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-01-27 18:11:43,570 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)] === [2023-01-27 18:11:43,570 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:43,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1899134610, now seen corresponding path program 1 times [2023-01-27 18:11:43,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:43,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774844511] [2023-01-27 18:11:43,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:43,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:43,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:43,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:43,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774844511] [2023-01-27 18:11:43,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774844511] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:43,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:43,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-27 18:11:43,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524297518] [2023-01-27 18:11:43,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:43,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-01-27 18:11:43,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:43,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-01-27 18:11:43,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-01-27 18:11:43,735 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-27 18:11:43,740 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) [2023-01-27 18:11:43,740 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:43,740 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-27 18:11:43,740 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:44,825 INFO L130 PetriNetUnfolder]: 4153/6752 cut-off events. [2023-01-27 18:11:44,825 INFO L131 PetriNetUnfolder]: For 168561/171301 co-relation queries the response was YES. [2023-01-27 18:11:44,853 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. [2023-01-27 18:11:44,868 INFO L137 encePairwiseOnDemand]: 228/235 looper letters, 310 selfloop transitions, 22 changer transitions 98/492 dead transitions. [2023-01-27 18:11:44,868 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 492 transitions, 12157 flow [2023-01-27 18:11:44,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-01-27 18:11:44,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-01-27 18:11:44,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1029 transitions. [2023-01-27 18:11:44,871 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48652482269503544 [2023-01-27 18:11:44,871 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1029 transitions. [2023-01-27 18:11:44,871 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1029 transitions. [2023-01-27 18:11:44,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:44,871 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1029 transitions. [2023-01-27 18:11:44,873 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) [2023-01-27 18:11:44,875 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) [2023-01-27 18:11:44,875 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) [2023-01-27 18:11:44,875 INFO L175 Difference]: Start difference. First operand has 120 places, 218 transitions, 4810 flow. Second operand 9 states and 1029 transitions. [2023-01-27 18:11:44,875 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 492 transitions, 12157 flow [2023-01-27 18:11:45,269 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 492 transitions, 11745 flow, removed 115 selfloop flow, removed 9 redundant places. [2023-01-27 18:11:45,274 INFO L231 Difference]: Finished difference. Result has 122 places, 195 transitions, 4086 flow [2023-01-27 18:11:45,274 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} [2023-01-27 18:11:45,275 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 80 predicate places. [2023-01-27 18:11:45,275 INFO L495 AbstractCegarLoop]: Abstraction has has 122 places, 195 transitions, 4086 flow [2023-01-27 18:11:45,275 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) [2023-01-27 18:11:45,275 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:45,275 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] [2023-01-27 18:11:45,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-01-27 18:11:45,275 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)] === [2023-01-27 18:11:45,275 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:45,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1706150239, now seen corresponding path program 1 times [2023-01-27 18:11:45,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:45,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94883295] [2023-01-27 18:11:45,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:45,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:45,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:45,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:45,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94883295] [2023-01-27 18:11:45,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94883295] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:45,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:45,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-27 18:11:45,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307788079] [2023-01-27 18:11:45,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:45,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-01-27 18:11:45,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:45,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-01-27 18:11:45,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-01-27 18:11:45,739 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 235 [2023-01-27 18:11:45,739 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) [2023-01-27 18:11:45,739 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:45,739 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 235 [2023-01-27 18:11:45,739 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:46,861 INFO L130 PetriNetUnfolder]: 3431/5419 cut-off events. [2023-01-27 18:11:46,862 INFO L131 PetriNetUnfolder]: For 89081/89081 co-relation queries the response was YES. [2023-01-27 18:11:46,885 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. [2023-01-27 18:11:46,895 INFO L137 encePairwiseOnDemand]: 221/235 looper letters, 106 selfloop transitions, 65 changer transitions 273/444 dead transitions. [2023-01-27 18:11:46,895 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 444 transitions, 8594 flow [2023-01-27 18:11:46,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-01-27 18:11:46,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2023-01-27 18:11:46,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1348 transitions. [2023-01-27 18:11:46,897 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4412438625204583 [2023-01-27 18:11:46,897 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1348 transitions. [2023-01-27 18:11:46,897 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1348 transitions. [2023-01-27 18:11:46,897 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:46,897 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1348 transitions. [2023-01-27 18:11:46,899 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) [2023-01-27 18:11:46,901 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) [2023-01-27 18:11:46,901 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) [2023-01-27 18:11:46,901 INFO L175 Difference]: Start difference. First operand has 122 places, 195 transitions, 4086 flow. Second operand 13 states and 1348 transitions. [2023-01-27 18:11:46,901 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 444 transitions, 8594 flow [2023-01-27 18:11:47,128 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 444 transitions, 8171 flow, removed 79 selfloop flow, removed 10 redundant places. [2023-01-27 18:11:47,132 INFO L231 Difference]: Finished difference. Result has 128 places, 123 transitions, 2561 flow [2023-01-27 18:11:47,132 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} [2023-01-27 18:11:47,133 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 86 predicate places. [2023-01-27 18:11:47,133 INFO L495 AbstractCegarLoop]: Abstraction has has 128 places, 123 transitions, 2561 flow [2023-01-27 18:11:47,133 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) [2023-01-27 18:11:47,133 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:47,133 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] [2023-01-27 18:11:47,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-01-27 18:11:47,133 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)] === [2023-01-27 18:11:47,133 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:47,133 INFO L85 PathProgramCache]: Analyzing trace with hash 875567563, now seen corresponding path program 2 times [2023-01-27 18:11:47,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:47,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352120946] [2023-01-27 18:11:47,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:47,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:47,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:47,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:47,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352120946] [2023-01-27 18:11:47,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352120946] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:47,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:47,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-01-27 18:11:47,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067305570] [2023-01-27 18:11:47,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:47,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-01-27 18:11:47,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:47,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-01-27 18:11:47,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-01-27 18:11:47,508 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 235 [2023-01-27 18:11:47,508 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) [2023-01-27 18:11:47,508 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:47,508 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 235 [2023-01-27 18:11:47,508 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:47,814 INFO L130 PetriNetUnfolder]: 1245/2098 cut-off events. [2023-01-27 18:11:47,814 INFO L131 PetriNetUnfolder]: For 48416/48416 co-relation queries the response was YES. [2023-01-27 18:11:47,822 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. [2023-01-27 18:11:47,825 INFO L137 encePairwiseOnDemand]: 226/235 looper letters, 54 selfloop transitions, 9 changer transitions 112/175 dead transitions. [2023-01-27 18:11:47,825 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 175 transitions, 3482 flow [2023-01-27 18:11:47,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-01-27 18:11:47,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-01-27 18:11:47,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 441 transitions. [2023-01-27 18:11:47,826 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46914893617021275 [2023-01-27 18:11:47,826 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 441 transitions. [2023-01-27 18:11:47,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 441 transitions. [2023-01-27 18:11:47,826 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:47,826 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 441 transitions. [2023-01-27 18:11:47,827 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) [2023-01-27 18:11:47,828 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) [2023-01-27 18:11:47,828 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) [2023-01-27 18:11:47,828 INFO L175 Difference]: Start difference. First operand has 128 places, 123 transitions, 2561 flow. Second operand 4 states and 441 transitions. [2023-01-27 18:11:47,828 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 175 transitions, 3482 flow [2023-01-27 18:11:47,890 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 175 transitions, 3192 flow, removed 55 selfloop flow, removed 13 redundant places. [2023-01-27 18:11:47,891 INFO L231 Difference]: Finished difference. Result has 113 places, 52 transitions, 620 flow [2023-01-27 18:11:47,891 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} [2023-01-27 18:11:47,892 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 71 predicate places. [2023-01-27 18:11:47,892 INFO L495 AbstractCegarLoop]: Abstraction has has 113 places, 52 transitions, 620 flow [2023-01-27 18:11:47,892 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) [2023-01-27 18:11:47,892 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:47,892 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] [2023-01-27 18:11:47,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-01-27 18:11:47,892 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)] === [2023-01-27 18:11:47,892 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:47,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1945110293, now seen corresponding path program 3 times [2023-01-27 18:11:47,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:47,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386273604] [2023-01-27 18:11:47,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:47,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-27 18:11:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-27 18:11:48,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-27 18:11:48,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386273604] [2023-01-27 18:11:48,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386273604] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-27 18:11:48,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-27 18:11:48,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-01-27 18:11:48,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222485129] [2023-01-27 18:11:48,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-27 18:11:48,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-01-27 18:11:48,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-27 18:11:48,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-01-27 18:11:48,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-01-27 18:11:48,498 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 235 [2023-01-27 18:11:48,499 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) [2023-01-27 18:11:48,499 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-01-27 18:11:48,499 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 235 [2023-01-27 18:11:48,499 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-01-27 18:11:48,634 INFO L130 PetriNetUnfolder]: 349/632 cut-off events. [2023-01-27 18:11:48,634 INFO L131 PetriNetUnfolder]: For 7451/7455 co-relation queries the response was YES. [2023-01-27 18:11:48,636 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. [2023-01-27 18:11:48,637 INFO L137 encePairwiseOnDemand]: 230/235 looper letters, 51 selfloop transitions, 5 changer transitions 19/79 dead transitions. [2023-01-27 18:11:48,637 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 79 transitions, 957 flow [2023-01-27 18:11:48,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-01-27 18:11:48,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-01-27 18:11:48,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 560 transitions. [2023-01-27 18:11:48,639 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4765957446808511 [2023-01-27 18:11:48,639 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 560 transitions. [2023-01-27 18:11:48,639 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 560 transitions. [2023-01-27 18:11:48,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-01-27 18:11:48,639 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 560 transitions. [2023-01-27 18:11:48,640 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) [2023-01-27 18:11:48,641 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) [2023-01-27 18:11:48,641 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) [2023-01-27 18:11:48,641 INFO L175 Difference]: Start difference. First operand has 113 places, 52 transitions, 620 flow. Second operand 5 states and 560 transitions. [2023-01-27 18:11:48,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 79 transitions, 957 flow [2023-01-27 18:11:48,652 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 79 transitions, 687 flow, removed 39 selfloop flow, removed 39 redundant places. [2023-01-27 18:11:48,653 INFO L231 Difference]: Finished difference. Result has 69 places, 48 transitions, 357 flow [2023-01-27 18:11:48,653 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} [2023-01-27 18:11:48,654 INFO L281 CegarLoopForPetriNet]: 42 programPoint places, 27 predicate places. [2023-01-27 18:11:48,654 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 48 transitions, 357 flow [2023-01-27 18:11:48,654 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) [2023-01-27 18:11:48,654 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-01-27 18:11:48,654 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] [2023-01-27 18:11:48,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-01-27 18:11:48,654 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)] === [2023-01-27 18:11:48,654 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-01-27 18:11:48,654 INFO L85 PathProgramCache]: Analyzing trace with hash 829144867, now seen corresponding path program 4 times [2023-01-27 18:11:48,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-27 18:11:48,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092422369] [2023-01-27 18:11:48,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-27 18:11:48,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-27 18:11:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-01-27 18:11:48,677 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-01-27 18:11:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-01-27 18:11:48,720 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-01-27 18:11:48,720 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-01-27 18:11:48,721 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-01-27 18:11:48,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2023-01-27 18:11:48,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-01-27 18:11:48,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-01-27 18:11:48,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2023-01-27 18:11:48,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2023-01-27 18:11:48,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2023-01-27 18:11:48,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-01-27 18:11:48,724 INFO L445 BasicCegarLoop]: Path program histogram: [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-01-27 18:11:48,728 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-01-27 18:11:48,728 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-01-27 18:11:48,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 06:11:48 BasicIcfg [2023-01-27 18:11:48,770 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-01-27 18:11:48,770 INFO L158 Benchmark]: Toolchain (without parser) took 68877.24ms. Allocated memory was 377.5MB in the beginning and 10.4GB in the end (delta: 10.0GB). Free memory was 344.8MB in the beginning and 8.1GB in the end (delta: -7.7GB). Peak memory consumption was 2.3GB. Max. memory is 16.0GB. [2023-01-27 18:11:48,771 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 255.9MB. Free memory is still 213.0MB. There was no memory consumed. Max. memory is 16.0GB. [2023-01-27 18:11:48,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.91ms. Allocated memory is still 377.5MB. Free memory was 344.8MB in the beginning and 321.1MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. [2023-01-27 18:11:48,771 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.55ms. Allocated memory is still 377.5MB. Free memory was 321.1MB in the beginning and 318.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-01-27 18:11:48,771 INFO L158 Benchmark]: Boogie Preprocessor took 33.02ms. Allocated memory is still 377.5MB. Free memory was 318.3MB in the beginning and 316.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-01-27 18:11:48,771 INFO L158 Benchmark]: RCFGBuilder took 565.48ms. Allocated memory is still 377.5MB. Free memory was 316.2MB in the beginning and 350.5MB in the end (delta: -34.3MB). Peak memory consumption was 44.9MB. Max. memory is 16.0GB. [2023-01-27 18:11:48,771 INFO L158 Benchmark]: TraceAbstraction took 67811.14ms. Allocated memory was 377.5MB in the beginning and 10.4GB in the end (delta: 10.0GB). Free memory was 349.5MB in the beginning and 8.1GB in the end (delta: -7.7GB). Peak memory consumption was 2.3GB. Max. memory is 16.0GB. [2023-01-27 18:11:48,772 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 255.9MB. Free memory is still 213.0MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 382.91ms. Allocated memory is still 377.5MB. Free memory was 344.8MB in the beginning and 321.1MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 80.55ms. Allocated memory is still 377.5MB. Free memory was 321.1MB in the beginning and 318.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 33.02ms. Allocated memory is still 377.5MB. Free memory was 318.3MB in the beginning and 316.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 565.48ms. Allocated memory is still 377.5MB. Free memory was 316.2MB in the beginning and 350.5MB in the end (delta: -34.3MB). Peak memory consumption was 44.9MB. Max. memory is 16.0GB. * TraceAbstraction took 67811.14ms. Allocated memory was 377.5MB in the beginning and 10.4GB in the end (delta: 10.0GB). Free memory was 349.5MB in the beginning and 8.1GB in the end (delta: -7.7GB). Peak memory consumption was 2.3GB. 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: 67.6s, OverallIterations: 24, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 53.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 4.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 908 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 908 mSDsluCounter, 294 SdHoareTripleChecker+Invalid, 2.1s 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, 8.6s 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! [2023-01-27 18:11:48,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...