./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix043.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/mix043.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 13:33:55,089 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 13:33:55,128 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-22 13:33:55,131 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 13:33:55,131 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 13:33:55,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 13:33:55,159 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 13:33:55,159 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 13:33:55,160 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 13:33:55,160 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 13:33:55,164 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 13:33:55,165 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 13:33:55,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 13:33:55,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 13:33:55,169 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 13:33:55,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 13:33:55,169 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 13:33:55,169 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 13:33:55,170 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 13:33:55,170 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 13:33:55,170 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 13:33:55,170 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 13:33:55,170 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 13:33:55,171 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 13:33:55,171 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 13:33:55,171 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 13:33:55,171 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 13:33:55,171 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 13:33:55,172 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 13:33:55,172 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 13:33:55,172 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 13:33:55,172 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 13:33:55,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 13:33:55,172 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 13:33:55,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 13:33:55,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 13:33:55,175 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 13:33:55,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 13:33:55,175 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 13:33:55,175 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 13:33:55,176 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 13:33:55,177 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 13:33:55,177 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 [2024-11-22 13:33:55,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 13:33:55,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 13:33:55,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 13:33:55,449 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 13:33:55,450 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 13:33:55,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix043.oepc.i [2024-11-22 13:33:56,795 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 13:33:57,003 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 13:33:57,004 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix043.oepc.i [2024-11-22 13:33:57,016 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68951ed8b/f34c5f7ca0824912b2af2da170f51e0e/FLAGd2540fff5 [2024-11-22 13:33:57,368 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68951ed8b/f34c5f7ca0824912b2af2da170f51e0e [2024-11-22 13:33:57,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 13:33:57,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 13:33:57,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 13:33:57,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 13:33:57,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 13:33:57,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:57,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ae46e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57, skipping insertion in model container [2024-11-22 13:33:57,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:57,420 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 13:33:57,667 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix043.oepc.i[945,958] [2024-11-22 13:33:57,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 13:33:57,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 13:33:57,873 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix043.oepc.i[945,958] [2024-11-22 13:33:57,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 13:33:57,968 INFO L204 MainTranslator]: Completed translation [2024-11-22 13:33:57,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57 WrapperNode [2024-11-22 13:33:57,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 13:33:57,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 13:33:57,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 13:33:57,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 13:33:57,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:57,992 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:58,029 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 129 [2024-11-22 13:33:58,030 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 13:33:58,031 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 13:33:58,031 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 13:33:58,031 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 13:33:58,041 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:58,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:58,044 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:58,076 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-22 13:33:58,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:58,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:58,087 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:58,092 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:58,093 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:58,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:58,097 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 13:33:58,098 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 13:33:58,098 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 13:33:58,098 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 13:33:58,099 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (1/1) ... [2024-11-22 13:33:58,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 13:33:58,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 13:33:58,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 13:33:58,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 13:33:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-22 13:33:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 13:33:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-22 13:33:58,210 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-22 13:33:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-22 13:33:58,210 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-22 13:33:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-22 13:33:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-22 13:33:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-22 13:33:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-22 13:33:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 13:33:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-22 13:33:58,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 13:33:58,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 13:33:58,217 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-22 13:33:58,335 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 13:33:58,337 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 13:33:58,615 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-22 13:33:58,616 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 13:33:58,919 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 13:33:58,920 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-22 13:33:58,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:33:58 BoogieIcfgContainer [2024-11-22 13:33:58,920 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 13:33:58,921 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 13:33:58,921 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 13:33:58,926 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 13:33:58,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:33:57" (1/3) ... [2024-11-22 13:33:58,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464d503e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:33:58, skipping insertion in model container [2024-11-22 13:33:58,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:33:57" (2/3) ... [2024-11-22 13:33:58,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464d503e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:33:58, skipping insertion in model container [2024-11-22 13:33:58,932 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:33:58" (3/3) ... [2024-11-22 13:33:58,933 INFO L112 eAbstractionObserver]: Analyzing ICFG mix043.oepc.i [2024-11-22 13:33:58,957 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 13:33:58,961 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-22 13:33:58,962 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-22 13:33:59,047 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-22 13:33:59,105 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 62 places, 50 transitions, 116 flow [2024-11-22 13:33:59,158 INFO L124 PetriNetUnfolderBase]: 1/46 cut-off events. [2024-11-22 13:33:59,159 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 13:33:59,166 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 46 events. 1/46 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 93 event pairs, 0 based on Foata normal form. 0/43 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2024-11-22 13:33:59,167 INFO L82 GeneralOperation]: Start removeDead. Operand has 62 places, 50 transitions, 116 flow [2024-11-22 13:33:59,173 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 58 places, 46 transitions, 104 flow [2024-11-22 13:33:59,190 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 13:33:59,199 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@7f001705, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 13:33:59,204 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-11-22 13:33:59,207 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-22 13:33:59,207 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2024-11-22 13:33:59,207 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 13:33:59,207 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 13:33:59,208 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-11-22 13:33:59,212 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-22 13:33:59,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 13:33:59,221 INFO L85 PathProgramCache]: Analyzing trace with hash 12056438, now seen corresponding path program 1 times [2024-11-22 13:33:59,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 13:33:59,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370530909] [2024-11-22 13:33:59,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 13:33:59,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 13:33:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 13:33:59,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 13:33:59,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 13:33:59,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370530909] [2024-11-22 13:33:59,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370530909] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 13:33:59,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 13:33:59,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-22 13:33:59,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098467416] [2024-11-22 13:33:59,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 13:33:59,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 13:33:59,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 13:34:00,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 13:34:00,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 13:34:00,079 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 25 out of 50 [2024-11-22 13:34:00,081 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 46 transitions, 104 flow. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:00,081 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 13:34:00,082 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 25 of 50 [2024-11-22 13:34:00,082 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 13:34:01,159 INFO L124 PetriNetUnfolderBase]: 2495/3975 cut-off events. [2024-11-22 13:34:01,159 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-22 13:34:01,171 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7551 conditions, 3975 events. 2495/3975 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 255. Compared 25027 event pairs, 1647 based on Foata normal form. 135/4039 useless extension candidates. Maximal degree in co-relation 7539. Up to 2779 conditions per place. [2024-11-22 13:34:01,189 INFO L140 encePairwiseOnDemand]: 46/50 looper letters, 37 selfloop transitions, 2 changer transitions 2/62 dead transitions. [2024-11-22 13:34:01,190 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 62 transitions, 227 flow [2024-11-22 13:34:01,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 13:34:01,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 13:34:01,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 119 transitions. [2024-11-22 13:34:01,200 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7933333333333333 [2024-11-22 13:34:01,202 INFO L175 Difference]: Start difference. First operand has 58 places, 46 transitions, 104 flow. Second operand 3 states and 119 transitions. [2024-11-22 13:34:01,202 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 62 transitions, 227 flow [2024-11-22 13:34:01,206 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 62 transitions, 220 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-22 13:34:01,208 INFO L231 Difference]: Finished difference. Result has 55 places, 43 transitions, 98 flow [2024-11-22 13:34:01,210 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=96, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=98, PETRI_PLACES=55, PETRI_TRANSITIONS=43} [2024-11-22 13:34:01,213 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, -3 predicate places. [2024-11-22 13:34:01,213 INFO L471 AbstractCegarLoop]: Abstraction has has 55 places, 43 transitions, 98 flow [2024-11-22 13:34:01,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:01,214 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 13:34:01,214 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 13:34:01,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 13:34:01,214 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-22 13:34:01,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 13:34:01,215 INFO L85 PathProgramCache]: Analyzing trace with hash -2058737664, now seen corresponding path program 1 times [2024-11-22 13:34:01,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 13:34:01,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596079010] [2024-11-22 13:34:01,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 13:34:01,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 13:34:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 13:34:01,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 13:34:01,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 13:34:01,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596079010] [2024-11-22 13:34:01,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596079010] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 13:34:01,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 13:34:01,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 13:34:01,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949299733] [2024-11-22 13:34:01,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 13:34:01,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 13:34:01,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 13:34:01,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 13:34:01,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 13:34:01,408 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-11-22 13:34:01,409 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 43 transitions, 98 flow. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:01,410 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 13:34:01,410 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-11-22 13:34:01,410 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 13:34:02,598 INFO L124 PetriNetUnfolderBase]: 7779/12179 cut-off events. [2024-11-22 13:34:02,599 INFO L125 PetriNetUnfolderBase]: For 554/554 co-relation queries the response was YES. [2024-11-22 13:34:02,613 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23595 conditions, 12179 events. 7779/12179 cut-off events. For 554/554 co-relation queries the response was YES. Maximal size of possible extension queue 711. Compared 87349 event pairs, 1033 based on Foata normal form. 400/11957 useless extension candidates. Maximal degree in co-relation 23585. Up to 5841 conditions per place. [2024-11-22 13:34:02,650 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 52 selfloop transitions, 6 changer transitions 1/75 dead transitions. [2024-11-22 13:34:02,651 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 75 transitions, 290 flow [2024-11-22 13:34:02,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 13:34:02,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-11-22 13:34:02,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 141 transitions. [2024-11-22 13:34:02,655 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.705 [2024-11-22 13:34:02,655 INFO L175 Difference]: Start difference. First operand has 55 places, 43 transitions, 98 flow. Second operand 4 states and 141 transitions. [2024-11-22 13:34:02,655 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 75 transitions, 290 flow [2024-11-22 13:34:02,656 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 75 transitions, 282 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 13:34:02,659 INFO L231 Difference]: Finished difference. Result has 57 places, 47 transitions, 136 flow [2024-11-22 13:34:02,659 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=94, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=136, PETRI_PLACES=57, PETRI_TRANSITIONS=47} [2024-11-22 13:34:02,661 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, -1 predicate places. [2024-11-22 13:34:02,661 INFO L471 AbstractCegarLoop]: Abstraction has has 57 places, 47 transitions, 136 flow [2024-11-22 13:34:02,661 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:02,661 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 13:34:02,661 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 13:34:02,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 13:34:02,661 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-22 13:34:02,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 13:34:02,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1906851282, now seen corresponding path program 1 times [2024-11-22 13:34:02,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 13:34:02,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055331587] [2024-11-22 13:34:02,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 13:34:02,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 13:34:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 13:34:02,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 13:34:02,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 13:34:02,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055331587] [2024-11-22 13:34:02,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055331587] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 13:34:02,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 13:34:02,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-22 13:34:02,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132122568] [2024-11-22 13:34:02,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 13:34:02,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 13:34:02,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 13:34:02,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 13:34:02,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-22 13:34:02,836 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-11-22 13:34:02,837 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 47 transitions, 136 flow. Second operand has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:02,837 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 13:34:02,837 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-11-22 13:34:02,838 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 13:34:03,852 INFO L124 PetriNetUnfolderBase]: 6075/9479 cut-off events. [2024-11-22 13:34:03,853 INFO L125 PetriNetUnfolderBase]: For 2276/2276 co-relation queries the response was YES. [2024-11-22 13:34:03,869 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21263 conditions, 9479 events. 6075/9479 cut-off events. For 2276/2276 co-relation queries the response was YES. Maximal size of possible extension queue 534. Compared 63907 event pairs, 451 based on Foata normal form. 364/9402 useless extension candidates. Maximal degree in co-relation 21251. Up to 3681 conditions per place. [2024-11-22 13:34:03,899 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 67 selfloop transitions, 10 changer transitions 1/94 dead transitions. [2024-11-22 13:34:03,900 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 94 transitions, 415 flow [2024-11-22 13:34:03,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 13:34:03,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-22 13:34:03,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 180 transitions. [2024-11-22 13:34:03,902 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.72 [2024-11-22 13:34:03,902 INFO L175 Difference]: Start difference. First operand has 57 places, 47 transitions, 136 flow. Second operand 5 states and 180 transitions. [2024-11-22 13:34:03,902 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 94 transitions, 415 flow [2024-11-22 13:34:03,906 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 94 transitions, 404 flow, removed 1 selfloop flow, removed 2 redundant places. [2024-11-22 13:34:03,907 INFO L231 Difference]: Finished difference. Result has 61 places, 51 transitions, 188 flow [2024-11-22 13:34:03,907 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=127, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=188, PETRI_PLACES=61, PETRI_TRANSITIONS=51} [2024-11-22 13:34:03,907 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 3 predicate places. [2024-11-22 13:34:03,908 INFO L471 AbstractCegarLoop]: Abstraction has has 61 places, 51 transitions, 188 flow [2024-11-22 13:34:03,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:03,908 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 13:34:03,908 INFO L204 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] [2024-11-22 13:34:03,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 13:34:03,908 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-22 13:34:03,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 13:34:03,909 INFO L85 PathProgramCache]: Analyzing trace with hash -15923201, now seen corresponding path program 1 times [2024-11-22 13:34:03,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 13:34:03,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3101115] [2024-11-22 13:34:03,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 13:34:03,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 13:34:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 13:34:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 13:34:04,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 13:34:04,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3101115] [2024-11-22 13:34:04,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3101115] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 13:34:04,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 13:34:04,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 13:34:04,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984464713] [2024-11-22 13:34:04,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 13:34:04,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 13:34:04,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 13:34:04,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 13:34:04,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-22 13:34:04,103 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-11-22 13:34:04,104 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 51 transitions, 188 flow. Second operand has 6 states, 6 states have (on average 23.0) internal successors, (138), 6 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:04,104 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 13:34:04,104 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-11-22 13:34:04,104 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 13:34:04,828 INFO L124 PetriNetUnfolderBase]: 4027/6127 cut-off events. [2024-11-22 13:34:04,829 INFO L125 PetriNetUnfolderBase]: For 4654/4654 co-relation queries the response was YES. [2024-11-22 13:34:04,856 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15577 conditions, 6127 events. 4027/6127 cut-off events. For 4654/4654 co-relation queries the response was YES. Maximal size of possible extension queue 268. Compared 35955 event pairs, 289 based on Foata normal form. 244/6113 useless extension candidates. Maximal degree in co-relation 15563. Up to 1788 conditions per place. [2024-11-22 13:34:04,898 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 80 selfloop transitions, 14 changer transitions 1/111 dead transitions. [2024-11-22 13:34:04,899 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 111 transitions, 546 flow [2024-11-22 13:34:04,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 13:34:04,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-22 13:34:04,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 217 transitions. [2024-11-22 13:34:04,901 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7233333333333334 [2024-11-22 13:34:04,901 INFO L175 Difference]: Start difference. First operand has 61 places, 51 transitions, 188 flow. Second operand 6 states and 217 transitions. [2024-11-22 13:34:04,901 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 111 transitions, 546 flow [2024-11-22 13:34:04,939 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 111 transitions, 516 flow, removed 5 selfloop flow, removed 4 redundant places. [2024-11-22 13:34:04,941 INFO L231 Difference]: Finished difference. Result has 64 places, 55 transitions, 238 flow [2024-11-22 13:34:04,941 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=161, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=238, PETRI_PLACES=64, PETRI_TRANSITIONS=55} [2024-11-22 13:34:04,942 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 6 predicate places. [2024-11-22 13:34:04,942 INFO L471 AbstractCegarLoop]: Abstraction has has 64 places, 55 transitions, 238 flow [2024-11-22 13:34:04,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.0) internal successors, (138), 6 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:04,942 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 13:34:04,943 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 13:34:04,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 13:34:04,943 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-22 13:34:04,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 13:34:04,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1398788504, now seen corresponding path program 1 times [2024-11-22 13:34:04,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 13:34:04,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037121776] [2024-11-22 13:34:04,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 13:34:04,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 13:34:05,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 13:34:05,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 13:34:05,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 13:34:05,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037121776] [2024-11-22 13:34:05,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037121776] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 13:34:05,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 13:34:05,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-22 13:34:05,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375574540] [2024-11-22 13:34:05,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 13:34:05,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-22 13:34:05,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 13:34:05,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-22 13:34:05,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-22 13:34:05,537 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-11-22 13:34:05,538 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 55 transitions, 238 flow. Second operand has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:05,538 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 13:34:05,538 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-11-22 13:34:05,538 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 13:34:06,300 INFO L124 PetriNetUnfolderBase]: 2863/4175 cut-off events. [2024-11-22 13:34:06,300 INFO L125 PetriNetUnfolderBase]: For 5022/5022 co-relation queries the response was YES. [2024-11-22 13:34:06,312 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11602 conditions, 4175 events. 2863/4175 cut-off events. For 5022/5022 co-relation queries the response was YES. Maximal size of possible extension queue 201. Compared 21757 event pairs, 231 based on Foata normal form. 96/4100 useless extension candidates. Maximal degree in co-relation 11587. Up to 1316 conditions per place. [2024-11-22 13:34:06,338 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 71 selfloop transitions, 18 changer transitions 1/106 dead transitions. [2024-11-22 13:34:06,338 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 106 transitions, 536 flow [2024-11-22 13:34:06,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-22 13:34:06,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-11-22 13:34:06,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 232 transitions. [2024-11-22 13:34:06,339 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6628571428571428 [2024-11-22 13:34:06,339 INFO L175 Difference]: Start difference. First operand has 64 places, 55 transitions, 238 flow. Second operand 7 states and 232 transitions. [2024-11-22 13:34:06,340 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 106 transitions, 536 flow [2024-11-22 13:34:06,383 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 106 transitions, 490 flow, removed 9 selfloop flow, removed 5 redundant places. [2024-11-22 13:34:06,384 INFO L231 Difference]: Finished difference. Result has 67 places, 55 transitions, 248 flow [2024-11-22 13:34:06,384 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=195, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=248, PETRI_PLACES=67, PETRI_TRANSITIONS=55} [2024-11-22 13:34:06,385 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 9 predicate places. [2024-11-22 13:34:06,385 INFO L471 AbstractCegarLoop]: Abstraction has has 67 places, 55 transitions, 248 flow [2024-11-22 13:34:06,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:06,385 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 13:34:06,385 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 13:34:06,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 13:34:06,385 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-22 13:34:06,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 13:34:06,386 INFO L85 PathProgramCache]: Analyzing trace with hash 2052048850, now seen corresponding path program 1 times [2024-11-22 13:34:06,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 13:34:06,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864066711] [2024-11-22 13:34:06,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 13:34:06,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 13:34:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 13:34:08,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 13:34:08,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 13:34:08,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864066711] [2024-11-22 13:34:08,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864066711] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 13:34:08,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 13:34:08,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-22 13:34:08,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168105146] [2024-11-22 13:34:08,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 13:34:08,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-22 13:34:08,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 13:34:08,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-22 13:34:08,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-22 13:34:08,708 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50 [2024-11-22 13:34:08,708 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 55 transitions, 248 flow. Second operand has 10 states, 10 states have (on average 20.5) internal successors, (205), 10 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:08,709 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 13:34:08,709 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50 [2024-11-22 13:34:08,709 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 13:34:10,466 INFO L124 PetriNetUnfolderBase]: 11804/18261 cut-off events. [2024-11-22 13:34:10,467 INFO L125 PetriNetUnfolderBase]: For 8305/8688 co-relation queries the response was YES. [2024-11-22 13:34:10,515 INFO L83 FinitePrefix]: Finished finitePrefix Result has 43378 conditions, 18261 events. 11804/18261 cut-off events. For 8305/8688 co-relation queries the response was YES. Maximal size of possible extension queue 876. Compared 130095 event pairs, 2056 based on Foata normal form. 16/17689 useless extension candidates. Maximal degree in co-relation 43362. Up to 4878 conditions per place. [2024-11-22 13:34:10,590 INFO L140 encePairwiseOnDemand]: 35/50 looper letters, 115 selfloop transitions, 33 changer transitions 14/188 dead transitions. [2024-11-22 13:34:10,590 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 188 transitions, 898 flow [2024-11-22 13:34:10,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-22 13:34:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2024-11-22 13:34:10,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 361 transitions. [2024-11-22 13:34:10,592 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6563636363636364 [2024-11-22 13:34:10,592 INFO L175 Difference]: Start difference. First operand has 67 places, 55 transitions, 248 flow. Second operand 11 states and 361 transitions. [2024-11-22 13:34:10,592 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 188 transitions, 898 flow [2024-11-22 13:34:10,871 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 188 transitions, 772 flow, removed 32 selfloop flow, removed 10 redundant places. [2024-11-22 13:34:10,875 INFO L231 Difference]: Finished difference. Result has 76 places, 91 transitions, 410 flow [2024-11-22 13:34:10,878 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=410, PETRI_PLACES=76, PETRI_TRANSITIONS=91} [2024-11-22 13:34:10,879 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 18 predicate places. [2024-11-22 13:34:10,879 INFO L471 AbstractCegarLoop]: Abstraction has has 76 places, 91 transitions, 410 flow [2024-11-22 13:34:10,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 20.5) internal successors, (205), 10 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:10,880 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 13:34:10,880 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 13:34:10,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 13:34:10,880 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-22 13:34:10,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 13:34:10,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1287791540, now seen corresponding path program 2 times [2024-11-22 13:34:10,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 13:34:10,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602359971] [2024-11-22 13:34:10,881 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-22 13:34:10,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 13:34:10,982 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-22 13:34:10,982 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-22 13:34:11,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 13:34:11,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 13:34:11,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602359971] [2024-11-22 13:34:11,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602359971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 13:34:11,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 13:34:11,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-22 13:34:11,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832322327] [2024-11-22 13:34:11,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 13:34:11,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 13:34:11,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 13:34:11,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 13:34:11,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-22 13:34:11,226 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2024-11-22 13:34:11,227 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 91 transitions, 410 flow. Second operand has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:11,227 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 13:34:11,227 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2024-11-22 13:34:11,227 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 13:34:12,180 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 63#true, 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 12#$Ultimate##0true]) [2024-11-22 13:34:12,181 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is cut-off event [2024-11-22 13:34:12,181 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-11-22 13:34:12,181 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-11-22 13:34:12,181 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-11-22 13:34:12,416 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 63#true, 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 12#$Ultimate##0true]) [2024-11-22 13:34:12,416 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-11-22 13:34:12,417 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-11-22 13:34:12,417 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-11-22 13:34:12,417 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-11-22 13:34:12,678 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 12#$Ultimate##0true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-22 13:34:12,679 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-11-22 13:34:12,679 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-11-22 13:34:12,679 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-11-22 13:34:12,680 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-11-22 13:34:12,890 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([391] L785-->L788: Formula: (= v_~__unbuffered_p1_EAX~0_1 v_~y~0_1) InVars {~y~0=v_~y~0_1} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_1, ~y~0=v_~y~0_1} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0][41], [18#L788true, 154#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 59#true, 32#L775true, 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 19#L831true]) [2024-11-22 13:34:12,891 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is not cut-off event [2024-11-22 13:34:12,891 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is not cut-off event [2024-11-22 13:34:12,891 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is not cut-off event [2024-11-22 13:34:12,891 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is not cut-off event [2024-11-22 13:34:12,949 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 12#$Ultimate##0true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-22 13:34:12,949 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-11-22 13:34:12,950 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-11-22 13:34:12,950 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-11-22 13:34:12,950 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-11-22 13:34:13,086 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 14#L795true, 63#true, 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), 5#L878-4true, 57#true, Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true]) [2024-11-22 13:34:13,087 INFO L294 olderBase$Statistics]: this new event has 27 ancestors and is cut-off event [2024-11-22 13:34:13,087 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-11-22 13:34:13,087 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-11-22 13:34:13,087 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-11-22 13:34:13,089 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([391] L785-->L788: Formula: (= v_~__unbuffered_p1_EAX~0_1 v_~y~0_1) InVars {~y~0=v_~y~0_1} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_1, ~y~0=v_~y~0_1} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0][41], [18#L788true, 154#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 59#true, 32#L775true, 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 57#true, Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 17#L879true, 51#P2EXITtrue, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 19#L831true]) [2024-11-22 13:34:13,089 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is not cut-off event [2024-11-22 13:34:13,089 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is not cut-off event [2024-11-22 13:34:13,089 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is not cut-off event [2024-11-22 13:34:13,090 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is not cut-off event [2024-11-22 13:34:13,413 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([391] L785-->L788: Formula: (= v_~__unbuffered_p1_EAX~0_1 v_~y~0_1) InVars {~y~0=v_~y~0_1} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_1, ~y~0=v_~y~0_1} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0][41], [24#P0EXITtrue, 18#L788true, 154#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 59#true, 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 5#L878-4true, 57#true, Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0)), 19#L831true]) [2024-11-22 13:34:13,413 INFO L294 olderBase$Statistics]: this new event has 27 ancestors and is not cut-off event [2024-11-22 13:34:13,413 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is not cut-off event [2024-11-22 13:34:13,414 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is not cut-off event [2024-11-22 13:34:13,414 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is not cut-off event [2024-11-22 13:34:13,423 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 14#L795true, 41#L778true, 63#true, 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, 51#P2EXITtrue, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-22 13:34:13,423 INFO L294 olderBase$Statistics]: this new event has 28 ancestors and is cut-off event [2024-11-22 13:34:13,423 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-22 13:34:13,423 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-22 13:34:13,423 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-22 13:34:13,434 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 14#L795true, 63#true, 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, 51#P2EXITtrue, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true]) [2024-11-22 13:34:13,435 INFO L294 olderBase$Statistics]: this new event has 28 ancestors and is cut-off event [2024-11-22 13:34:13,435 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-22 13:34:13,435 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-22 13:34:13,435 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-22 13:34:13,559 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 14#L795true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-22 13:34:13,559 INFO L294 olderBase$Statistics]: this new event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,560 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,560 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,560 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,560 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([391] L785-->L788: Formula: (= v_~__unbuffered_p1_EAX~0_1 v_~y~0_1) InVars {~y~0=v_~y~0_1} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_1, ~y~0=v_~y~0_1} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0][41], [24#P0EXITtrue, 18#L788true, 154#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 59#true, 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 57#true, Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 51#P2EXITtrue, 17#L879true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0)), 19#L831true]) [2024-11-22 13:34:13,560 INFO L294 olderBase$Statistics]: this new event has 28 ancestors and is not cut-off event [2024-11-22 13:34:13,560 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is not cut-off event [2024-11-22 13:34:13,560 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is not cut-off event [2024-11-22 13:34:13,560 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is not cut-off event [2024-11-22 13:34:13,571 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 14#L795true, 41#L778true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-22 13:34:13,571 INFO L294 olderBase$Statistics]: this new event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,572 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,572 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,572 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,587 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 63#true, 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), 5#L878-4true, 57#true, Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-22 13:34:13,587 INFO L294 olderBase$Statistics]: this new event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,588 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,588 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,588 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-22 13:34:13,690 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 14#L795true, 63#true, 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 43#L847true, Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, 17#L879true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-22 13:34:13,691 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,691 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,691 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,691 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,706 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 41#L778true, 63#true, 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), 43#L847true, Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, 51#P2EXITtrue, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 115#(and (<= ~__unbuffered_cnt~0 3) (<= (mod ~main$tmp_guard0~0 256) 0)), Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue]) [2024-11-22 13:34:13,706 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,706 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,706 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,706 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,718 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), 43#L847true, Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, 51#P2EXITtrue, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-22 13:34:13,718 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,718 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,718 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,718 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-22 13:34:13,800 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), 43#L847true, Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, 115#(and (<= ~__unbuffered_cnt~0 3) (<= (mod ~main$tmp_guard0~0 256) 0)), Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue]) [2024-11-22 13:34:13,801 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2024-11-22 13:34:13,801 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-22 13:34:13,801 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-22 13:34:13,801 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-22 13:34:13,810 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 41#L778true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), 43#L847true, Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, 115#(and (<= ~__unbuffered_cnt~0 3) (<= (mod ~main$tmp_guard0~0 256) 0)), 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue]) [2024-11-22 13:34:13,810 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2024-11-22 13:34:13,810 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-22 13:34:13,811 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-22 13:34:13,811 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-22 13:34:13,874 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, 115#(and (<= ~__unbuffered_cnt~0 3) (<= (mod ~main$tmp_guard0~0 256) 0)), 17#L879true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue]) [2024-11-22 13:34:13,874 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2024-11-22 13:34:13,875 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2024-11-22 13:34:13,875 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2024-11-22 13:34:13,875 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2024-11-22 13:34:14,131 INFO L124 PetriNetUnfolderBase]: 17688/28910 cut-off events. [2024-11-22 13:34:14,132 INFO L125 PetriNetUnfolderBase]: For 26979/28188 co-relation queries the response was YES. [2024-11-22 13:34:14,476 INFO L83 FinitePrefix]: Finished finitePrefix Result has 78048 conditions, 28910 events. 17688/28910 cut-off events. For 26979/28188 co-relation queries the response was YES. Maximal size of possible extension queue 1596. Compared 241531 event pairs, 4268 based on Foata normal form. 548/27671 useless extension candidates. Maximal degree in co-relation 78028. Up to 10316 conditions per place. [2024-11-22 13:34:14,519 INFO L140 encePairwiseOnDemand]: 45/50 looper letters, 59 selfloop transitions, 3 changer transitions 51/154 dead transitions. [2024-11-22 13:34:14,520 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 154 transitions, 896 flow [2024-11-22 13:34:14,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 13:34:14,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-22 13:34:14,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 190 transitions. [2024-11-22 13:34:14,524 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6333333333333333 [2024-11-22 13:34:14,524 INFO L175 Difference]: Start difference. First operand has 76 places, 91 transitions, 410 flow. Second operand 6 states and 190 transitions. [2024-11-22 13:34:14,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 154 transitions, 896 flow [2024-11-22 13:34:14,556 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 154 transitions, 890 flow, removed 3 selfloop flow, removed 2 redundant places. [2024-11-22 13:34:14,559 INFO L231 Difference]: Finished difference. Result has 81 places, 86 transitions, 407 flow [2024-11-22 13:34:14,559 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=406, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=407, PETRI_PLACES=81, PETRI_TRANSITIONS=86} [2024-11-22 13:34:14,560 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 23 predicate places. [2024-11-22 13:34:14,560 INFO L471 AbstractCegarLoop]: Abstraction has has 81 places, 86 transitions, 407 flow [2024-11-22 13:34:14,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:14,560 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 13:34:14,560 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 13:34:14,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-22 13:34:14,560 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-22 13:34:14,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 13:34:14,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1400149616, now seen corresponding path program 3 times [2024-11-22 13:34:14,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 13:34:14,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216174012] [2024-11-22 13:34:14,561 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-22 13:34:14,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 13:34:14,647 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-22 13:34:14,648 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-22 13:34:14,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 13:34:14,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 13:34:14,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216174012] [2024-11-22 13:34:14,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216174012] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 13:34:14,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 13:34:14,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-22 13:34:14,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15565918] [2024-11-22 13:34:14,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 13:34:14,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 13:34:14,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 13:34:14,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 13:34:14,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-22 13:34:14,889 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2024-11-22 13:34:14,889 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 86 transitions, 407 flow. Second operand has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:14,889 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 13:34:14,889 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2024-11-22 13:34:14,889 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 13:34:19,265 INFO L124 PetriNetUnfolderBase]: 26937/43578 cut-off events. [2024-11-22 13:34:19,265 INFO L125 PetriNetUnfolderBase]: For 40439/42027 co-relation queries the response was YES. [2024-11-22 13:34:19,510 INFO L83 FinitePrefix]: Finished finitePrefix Result has 116813 conditions, 43578 events. 26937/43578 cut-off events. For 40439/42027 co-relation queries the response was YES. Maximal size of possible extension queue 2603. Compared 382148 event pairs, 8690 based on Foata normal form. 277/40571 useless extension candidates. Maximal degree in co-relation 116790. Up to 16008 conditions per place. [2024-11-22 13:34:19,554 INFO L140 encePairwiseOnDemand]: 45/50 looper letters, 36 selfloop transitions, 1 changer transitions 77/147 dead transitions. [2024-11-22 13:34:19,554 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 147 transitions, 860 flow [2024-11-22 13:34:19,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 13:34:19,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-22 13:34:19,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 193 transitions. [2024-11-22 13:34:19,556 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6433333333333333 [2024-11-22 13:34:19,556 INFO L175 Difference]: Start difference. First operand has 81 places, 86 transitions, 407 flow. Second operand 6 states and 193 transitions. [2024-11-22 13:34:19,556 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 147 transitions, 860 flow [2024-11-22 13:34:19,833 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 147 transitions, 853 flow, removed 3 selfloop flow, removed 3 redundant places. [2024-11-22 13:34:19,835 INFO L231 Difference]: Finished difference. Result has 85 places, 63 transitions, 285 flow [2024-11-22 13:34:19,835 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=402, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=285, PETRI_PLACES=85, PETRI_TRANSITIONS=63} [2024-11-22 13:34:19,836 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 27 predicate places. [2024-11-22 13:34:19,836 INFO L471 AbstractCegarLoop]: Abstraction has has 85 places, 63 transitions, 285 flow [2024-11-22 13:34:19,836 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 13:34:19,836 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 13:34:19,836 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 13:34:19,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-22 13:34:19,837 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-22 13:34:19,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 13:34:19,837 INFO L85 PathProgramCache]: Analyzing trace with hash 702854480, now seen corresponding path program 4 times [2024-11-22 13:34:19,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 13:34:19,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881841636] [2024-11-22 13:34:19,838 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-22 13:34:19,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 13:34:19,933 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-22 13:34:19,934 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-22 13:34:19,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-22 13:34:20,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 13:34:20,050 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-22 13:34:20,051 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-22 13:34:20,051 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-11-22 13:34:20,053 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2024-11-22 13:34:20,054 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-11-22 13:34:20,054 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-11-22 13:34:20,056 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-11-22 13:34:20,056 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-11-22 13:34:20,056 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-11-22 13:34:20,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-22 13:34:20,057 INFO L407 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1] [2024-11-22 13:34:20,159 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-22 13:34:20,159 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-22 13:34:20,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:34:20 BasicIcfg [2024-11-22 13:34:20,168 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-22 13:34:20,168 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-22 13:34:20,169 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-22 13:34:20,169 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-22 13:34:20,169 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:33:58" (3/4) ... [2024-11-22 13:34:20,170 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-22 13:34:20,263 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-22 13:34:20,263 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-22 13:34:20,264 INFO L158 Benchmark]: Toolchain (without parser) took 22892.76ms. Allocated memory was 146.8MB in the beginning and 6.3GB in the end (delta: 6.2GB). Free memory was 73.8MB in the beginning and 5.2GB in the end (delta: -5.2GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-22 13:34:20,264 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 146.8MB. Free memory was 100.9MB in the beginning and 100.7MB in the end (delta: 159.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 13:34:20,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.13ms. Allocated memory was 146.8MB in the beginning and 232.8MB in the end (delta: 86.0MB). Free memory was 73.7MB in the beginning and 183.7MB in the end (delta: -109.9MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2024-11-22 13:34:20,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.71ms. Allocated memory is still 232.8MB. Free memory was 183.7MB in the beginning and 180.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-22 13:34:20,264 INFO L158 Benchmark]: Boogie Preprocessor took 66.69ms. Allocated memory is still 232.8MB. Free memory was 180.5MB in the beginning and 177.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-22 13:34:20,265 INFO L158 Benchmark]: RCFGBuilder took 821.97ms. Allocated memory is still 232.8MB. Free memory was 177.4MB in the beginning and 118.6MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-22 13:34:20,265 INFO L158 Benchmark]: TraceAbstraction took 21246.74ms. Allocated memory was 232.8MB in the beginning and 6.3GB in the end (delta: 6.1GB). Free memory was 117.6MB in the beginning and 5.3GB in the end (delta: -5.1GB). Peak memory consumption was 949.1MB. Max. memory is 16.1GB. [2024-11-22 13:34:20,265 INFO L158 Benchmark]: Witness Printer took 94.68ms. Allocated memory is still 6.3GB. Free memory was 5.3GB in the beginning and 5.2GB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-22 13:34:20,266 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 146.8MB. Free memory was 100.9MB in the beginning and 100.7MB in the end (delta: 159.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 597.13ms. Allocated memory was 146.8MB in the beginning and 232.8MB in the end (delta: 86.0MB). Free memory was 73.7MB in the beginning and 183.7MB in the end (delta: -109.9MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.71ms. Allocated memory is still 232.8MB. Free memory was 183.7MB in the beginning and 180.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.69ms. Allocated memory is still 232.8MB. Free memory was 180.5MB in the beginning and 177.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 821.97ms. Allocated memory is still 232.8MB. Free memory was 177.4MB in the beginning and 118.6MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * TraceAbstraction took 21246.74ms. Allocated memory was 232.8MB in the beginning and 6.3GB in the end (delta: 6.1GB). Free memory was 117.6MB in the beginning and 5.3GB in the end (delta: -5.1GB). Peak memory consumption was 949.1MB. Max. memory is 16.1GB. * Witness Printer took 94.68ms. Allocated memory is still 6.3GB. Free memory was 5.3GB in the beginning and 5.2GB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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_p0_EAX = 0; [L714] 0 int __unbuffered_p1_EAX = 0; [L716] 0 int __unbuffered_p3_EAX = 0; [L718] 0 int __unbuffered_p3_EBX = 0; [L720] 0 int a = 0; [L722] 0 int b = 0; [L723] 0 _Bool b$flush_delayed; [L724] 0 int b$mem_tmp; [L725] 0 _Bool b$r_buff0_thd0; [L726] 0 _Bool b$r_buff0_thd1; [L727] 0 _Bool b$r_buff0_thd2; [L728] 0 _Bool b$r_buff0_thd3; [L729] 0 _Bool b$r_buff0_thd4; [L730] 0 _Bool b$r_buff1_thd0; [L731] 0 _Bool b$r_buff1_thd1; [L732] 0 _Bool b$r_buff1_thd2; [L733] 0 _Bool b$r_buff1_thd3; [L734] 0 _Bool b$r_buff1_thd4; [L735] 0 _Bool b$read_delayed; [L736] 0 int *b$read_delayed_var; [L737] 0 int b$w_buff0; [L738] 0 _Bool b$w_buff0_used; [L739] 0 int b$w_buff1; [L740] 0 _Bool b$w_buff1_used; [L741] 0 _Bool main$tmp_guard0; [L742] 0 _Bool main$tmp_guard1; [L744] 0 int x = 0; [L746] 0 int y = 0; [L748] 0 int z = 0; [L749] 0 _Bool weak$$choice0; [L750] 0 _Bool weak$$choice2; [L871] 0 pthread_t t1129; [L872] FCALL, FORK 0 pthread_create(&t1129, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1129=-3, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L754] 1 b$w_buff1 = b$w_buff0 [L755] 1 b$w_buff0 = 1 [L756] 1 b$w_buff1_used = b$w_buff0_used [L757] 1 b$w_buff0_used = (_Bool)1 [L758] CALL 1 __VERIFIER_assert(!(b$w_buff1_used && b$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L758] RET 1 __VERIFIER_assert(!(b$w_buff1_used && b$w_buff0_used)) [L759] 1 b$r_buff1_thd0 = b$r_buff0_thd0 [L760] 1 b$r_buff1_thd1 = b$r_buff0_thd1 [L761] 1 b$r_buff1_thd2 = b$r_buff0_thd2 [L762] 1 b$r_buff1_thd3 = b$r_buff0_thd3 [L763] 1 b$r_buff1_thd4 = b$r_buff0_thd4 [L764] 1 b$r_buff0_thd1 = (_Bool)1 VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L873] 0 pthread_t t1130; [L874] FCALL, FORK 0 pthread_create(&t1130, ((void *)0), P1, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1129=-3, t1130=-2, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L767] 1 __unbuffered_p0_EAX = x VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L875] 0 pthread_t t1131; [L876] FCALL, FORK 0 pthread_create(&t1131, ((void *)0), P2, ((void *)0)) VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1129=-3, t1130=-2, t1131=-1, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L877] 0 pthread_t t1132; [L878] FCALL, FORK 0 pthread_create(&t1132, ((void *)0), P3, ((void *)0)) VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1129=-3, t1130=-2, t1131=-1, t1132=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L784] 2 x = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L787] 2 __unbuffered_p1_EAX = y VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L804] 3 y = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L807] 3 z = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L824] 4 z = 2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L827] 4 a = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L830] 4 __unbuffered_p3_EAX = a VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L790] 2 b = b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b) [L791] 2 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$w_buff0_used [L792] 2 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$w_buff1_used [L793] 2 b$r_buff0_thd2 = b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$r_buff0_thd2 [L794] 2 b$r_buff1_thd2 = b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$r_buff1_thd2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L810] 3 b = b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b) [L811] 3 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used [L812] 3 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$w_buff1_used [L813] 3 b$r_buff0_thd3 = b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3 [L814] 3 b$r_buff1_thd3 = b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$r_buff1_thd3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L833] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L834] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L835] 4 b$flush_delayed = weak$$choice2 [L836] 4 b$mem_tmp = b [L837] 4 b = !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff1) [L838] 4 b$w_buff0 = weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff0)) [L839] 4 b$w_buff1 = weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff1 : b$w_buff1)) [L840] 4 b$w_buff0_used = weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used)) [L841] 4 b$w_buff1_used = weak$$choice2 ? b$w_buff1_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L842] 4 b$r_buff0_thd4 = weak$$choice2 ? b$r_buff0_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff0_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4)) [L843] 4 b$r_buff1_thd4 = weak$$choice2 ? b$r_buff1_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff1_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L844] 4 __unbuffered_p3_EBX = b [L845] 4 b = b$flush_delayed ? b$mem_tmp : b [L846] 4 b$flush_delayed = (_Bool)0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L770] 1 b = b$w_buff0_used && b$r_buff0_thd1 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd1 ? b$w_buff1 : b) [L771] 1 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$w_buff0_used [L772] 1 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$w_buff1_used [L773] 1 b$r_buff0_thd1 = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$r_buff0_thd1 [L774] 1 b$r_buff1_thd1 = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$r_buff1_thd1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L777] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L817] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L849] 4 b = b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd4 ? b$w_buff1 : b) [L850] 4 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used [L851] 4 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$w_buff1_used [L852] 4 b$r_buff0_thd4 = b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4 [L853] 4 b$r_buff1_thd4 = b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$r_buff1_thd4 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L856] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L880] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1129=-3, t1130=-2, t1131=-1, t1132=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L882] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) [L882] RET 0 assume_abort_if_not(main$tmp_guard0) [L884] 0 b = b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L885] 0 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$w_buff0_used [L886] 0 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$w_buff1_used [L887] 0 b$r_buff0_thd0 = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$r_buff0_thd0 [L888] 0 b$r_buff1_thd0 = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$r_buff1_thd0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1129=-3, t1130=-2, t1131=-1, t1132=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L891] 0 main$tmp_guard1 = !(z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1129=-3, t1130=-2, t1131=-1, t1132=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L893] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L18] 0 reach_error() VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 874]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 872]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 876]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 85 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: 21.0s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 15.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 668 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 641 mSDsluCounter, 278 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 243 mSDsCounter, 50 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1372 IncrementalHoareTripleChecker+Invalid, 1422 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 50 mSolverCounterUnsat, 35 mSDtfsCounter, 1372 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=410occurred in iteration=6, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 250 NumberOfCodeBlocks, 250 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 204 ConstructedInterpolants, 0 QuantifiedInterpolants, 1162 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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! [2024-11-22 13:34:20,288 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE