./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix043.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d 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 /storage/repos/ultimate/releaseScripts/default/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-mul-div-a046e57-m [2024-10-13 06:55:56,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 06:55:56,564 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 06:55:56,567 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 06:55:56,568 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 06:55:56,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 06:55:56,584 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 06:55:56,584 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 06:55:56,585 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 06:55:56,585 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 06:55:56,585 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 06:55:56,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 06:55:56,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 06:55:56,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 06:55:56,586 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 06:55:56,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 06:55:56,587 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 06:55:56,587 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 06:55:56,588 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 06:55:56,588 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 06:55:56,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 06:55:56,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 06:55:56,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 06:55:56,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 06:55:56,589 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 06:55:56,590 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 06:55:56,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 06:55:56,590 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 06:55:56,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 06:55:56,591 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 06:55:56,591 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 06:55:56,591 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 06:55:56,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 06:55:56,592 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 06:55:56,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 06:55:56,592 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 06:55:56,593 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 06:55:56,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 06:55:56,593 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 06:55:56,593 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 06:55:56,593 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 06:55:56,594 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 06:55:56,594 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 [2024-10-13 06:55:56,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 06:55:56,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 06:55:56,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 06:55:56,821 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 06:55:56,822 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 06:55:56,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix043.oepc.i [2024-10-13 06:55:58,183 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 06:55:58,374 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 06:55:58,375 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix043.oepc.i [2024-10-13 06:55:58,386 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/472ead991/7c02e4bf68c142a3b70a027db796c2c4/FLAGa3cb08966 [2024-10-13 06:55:58,404 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/472ead991/7c02e4bf68c142a3b70a027db796c2c4 [2024-10-13 06:55:58,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 06:55:58,407 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 06:55:58,409 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 06:55:58,409 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 06:55:58,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 06:55:58,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:58,419 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cdea09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58, skipping insertion in model container [2024-10-13 06:55:58,419 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:58,454 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 06:55:58,615 WARN L248 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] [2024-10-13 06:55:58,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 06:55:58,816 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 06:55:58,828 WARN L248 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] [2024-10-13 06:55:58,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 06:55:58,901 INFO L204 MainTranslator]: Completed translation [2024-10-13 06:55:58,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58 WrapperNode [2024-10-13 06:55:58,902 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 06:55:58,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 06:55:58,903 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 06:55:58,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 06:55:58,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:58,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:58,962 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 129 [2024-10-13 06:55:58,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 06:55:58,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 06:55:58,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 06:55:58,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 06:55:58,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:58,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:58,982 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:59,008 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]. [2024-10-13 06:55:59,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:59,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:59,016 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:59,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:59,027 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:59,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:59,030 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 06:55:59,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 06:55:59,035 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 06:55:59,035 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 06:55:59,036 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (1/1) ... [2024-10-13 06:55:59,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 06:55:59,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 06:55:59,111 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) [2024-10-13 06:55:59,123 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 [2024-10-13 06:55:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-13 06:55:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 06:55:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-13 06:55:59,199 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-13 06:55:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-13 06:55:59,199 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-13 06:55:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-13 06:55:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-13 06:55:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-10-13 06:55:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-10-13 06:55:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 06:55:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-13 06:55:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 06:55:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 06:55:59,201 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-13 06:55:59,316 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 06:55:59,318 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 06:55:59,596 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-13 06:55:59,596 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 06:55:59,746 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 06:55:59,747 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 06:55:59,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:55:59 BoogieIcfgContainer [2024-10-13 06:55:59,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 06:55:59,749 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 06:55:59,749 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 06:55:59,752 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 06:55:59,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:55:58" (1/3) ... [2024-10-13 06:55:59,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@371d3bff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:55:59, skipping insertion in model container [2024-10-13 06:55:59,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:58" (2/3) ... [2024-10-13 06:55:59,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@371d3bff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:55:59, skipping insertion in model container [2024-10-13 06:55:59,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:55:59" (3/3) ... [2024-10-13 06:55:59,756 INFO L112 eAbstractionObserver]: Analyzing ICFG mix043.oepc.i [2024-10-13 06:55:59,769 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 06:55:59,770 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-13 06:55:59,770 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-13 06:55:59,817 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-13 06:55:59,872 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 62 places, 50 transitions, 116 flow [2024-10-13 06:55:59,922 INFO L124 PetriNetUnfolderBase]: 1/46 cut-off events. [2024-10-13 06:55:59,923 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-13 06:55:59,926 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. [2024-10-13 06:55:59,926 INFO L82 GeneralOperation]: Start removeDead. Operand has 62 places, 50 transitions, 116 flow [2024-10-13 06:55:59,931 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 58 places, 46 transitions, 104 flow [2024-10-13 06:55:59,943 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 06:55:59,950 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;@55660991, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 06:55:59,951 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-10-13 06:55:59,956 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-13 06:55:59,956 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2024-10-13 06:55:59,956 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-13 06:55:59,956 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 06:55:59,957 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-10-13 06:55:59,957 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-10-13 06:55:59,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 06:55:59,962 INFO L85 PathProgramCache]: Analyzing trace with hash 12056438, now seen corresponding path program 1 times [2024-10-13 06:55:59,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 06:55:59,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281722708] [2024-10-13 06:55:59,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 06:55:59,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 06:56:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 06:56:00,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 06:56:00,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 06:56:00,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281722708] [2024-10-13 06:56:00,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281722708] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 06:56:00,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 06:56:00,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-13 06:56:00,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166535982] [2024-10-13 06:56:00,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 06:56:00,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 06:56:00,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 06:56:00,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 06:56:00,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 06:56:00,386 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 25 out of 50 [2024-10-13 06:56:00,387 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) [2024-10-13 06:56:00,388 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 06:56:00,388 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 25 of 50 [2024-10-13 06:56:00,389 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 06:56:01,055 INFO L124 PetriNetUnfolderBase]: 2495/3975 cut-off events. [2024-10-13 06:56:01,056 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-10-13 06:56:01,064 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. [2024-10-13 06:56:01,082 INFO L140 encePairwiseOnDemand]: 46/50 looper letters, 37 selfloop transitions, 2 changer transitions 2/62 dead transitions. [2024-10-13 06:56:01,082 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 62 transitions, 227 flow [2024-10-13 06:56:01,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 06:56:01,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 06:56:01,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 119 transitions. [2024-10-13 06:56:01,092 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7933333333333333 [2024-10-13 06:56:01,094 INFO L175 Difference]: Start difference. First operand has 58 places, 46 transitions, 104 flow. Second operand 3 states and 119 transitions. [2024-10-13 06:56:01,094 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 62 transitions, 227 flow [2024-10-13 06:56:01,097 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 62 transitions, 220 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-10-13 06:56:01,099 INFO L231 Difference]: Finished difference. Result has 55 places, 43 transitions, 98 flow [2024-10-13 06:56:01,101 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} [2024-10-13 06:56:01,104 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, -3 predicate places. [2024-10-13 06:56:01,105 INFO L471 AbstractCegarLoop]: Abstraction has has 55 places, 43 transitions, 98 flow [2024-10-13 06:56:01,105 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) [2024-10-13 06:56:01,105 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 06:56:01,105 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 06:56:01,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 06:56:01,106 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)] === [2024-10-13 06:56:01,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 06:56:01,106 INFO L85 PathProgramCache]: Analyzing trace with hash -2058737664, now seen corresponding path program 1 times [2024-10-13 06:56:01,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 06:56:01,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489855789] [2024-10-13 06:56:01,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 06:56:01,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 06:56:01,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 06:56:01,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 06:56:01,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 06:56:01,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489855789] [2024-10-13 06:56:01,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489855789] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 06:56:01,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 06:56:01,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 06:56:01,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215754484] [2024-10-13 06:56:01,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 06:56:01,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 06:56:01,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 06:56:01,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 06:56:01,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 06:56:01,346 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-10-13 06:56:01,347 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) [2024-10-13 06:56:01,348 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 06:56:01,348 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-10-13 06:56:01,348 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 06:56:02,743 INFO L124 PetriNetUnfolderBase]: 7779/12179 cut-off events. [2024-10-13 06:56:02,744 INFO L125 PetriNetUnfolderBase]: For 554/554 co-relation queries the response was YES. [2024-10-13 06:56:02,764 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. [2024-10-13 06:56:02,814 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 52 selfloop transitions, 6 changer transitions 1/75 dead transitions. [2024-10-13 06:56:02,814 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 75 transitions, 290 flow [2024-10-13 06:56:02,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 06:56:02,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-10-13 06:56:02,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 141 transitions. [2024-10-13 06:56:02,816 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.705 [2024-10-13 06:56:02,816 INFO L175 Difference]: Start difference. First operand has 55 places, 43 transitions, 98 flow. Second operand 4 states and 141 transitions. [2024-10-13 06:56:02,816 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 75 transitions, 290 flow [2024-10-13 06:56:02,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 75 transitions, 282 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 06:56:02,821 INFO L231 Difference]: Finished difference. Result has 57 places, 47 transitions, 136 flow [2024-10-13 06:56:02,821 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} [2024-10-13 06:56:02,822 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, -1 predicate places. [2024-10-13 06:56:02,822 INFO L471 AbstractCegarLoop]: Abstraction has has 57 places, 47 transitions, 136 flow [2024-10-13 06:56:02,822 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) [2024-10-13 06:56:02,822 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 06:56:02,823 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] [2024-10-13 06:56:02,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 06:56:02,823 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)] === [2024-10-13 06:56:02,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 06:56:02,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1906851282, now seen corresponding path program 1 times [2024-10-13 06:56:02,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 06:56:02,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996797031] [2024-10-13 06:56:02,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 06:56:02,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 06:56:02,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 06:56:03,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 06:56:03,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 06:56:03,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996797031] [2024-10-13 06:56:03,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996797031] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 06:56:03,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 06:56:03,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 06:56:03,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537750797] [2024-10-13 06:56:03,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 06:56:03,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 06:56:03,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 06:56:03,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 06:56:03,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 06:56:03,134 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-10-13 06:56:03,134 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) [2024-10-13 06:56:03,134 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 06:56:03,134 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-10-13 06:56:03,134 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 06:56:04,097 INFO L124 PetriNetUnfolderBase]: 6075/9479 cut-off events. [2024-10-13 06:56:04,097 INFO L125 PetriNetUnfolderBase]: For 2276/2276 co-relation queries the response was YES. [2024-10-13 06:56:04,112 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. [2024-10-13 06:56:04,147 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 67 selfloop transitions, 10 changer transitions 1/94 dead transitions. [2024-10-13 06:56:04,147 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 94 transitions, 415 flow [2024-10-13 06:56:04,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 06:56:04,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-13 06:56:04,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 180 transitions. [2024-10-13 06:56:04,151 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.72 [2024-10-13 06:56:04,153 INFO L175 Difference]: Start difference. First operand has 57 places, 47 transitions, 136 flow. Second operand 5 states and 180 transitions. [2024-10-13 06:56:04,153 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 94 transitions, 415 flow [2024-10-13 06:56:04,157 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 94 transitions, 404 flow, removed 1 selfloop flow, removed 2 redundant places. [2024-10-13 06:56:04,158 INFO L231 Difference]: Finished difference. Result has 61 places, 51 transitions, 188 flow [2024-10-13 06:56:04,158 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} [2024-10-13 06:56:04,159 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 3 predicate places. [2024-10-13 06:56:04,160 INFO L471 AbstractCegarLoop]: Abstraction has has 61 places, 51 transitions, 188 flow [2024-10-13 06:56:04,160 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) [2024-10-13 06:56:04,160 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 06:56:04,160 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] [2024-10-13 06:56:04,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 06:56:04,161 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)] === [2024-10-13 06:56:04,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 06:56:04,162 INFO L85 PathProgramCache]: Analyzing trace with hash -15923201, now seen corresponding path program 1 times [2024-10-13 06:56:04,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 06:56:04,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662801430] [2024-10-13 06:56:04,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 06:56:04,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 06:56:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 06:56:04,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 06:56:04,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 06:56:04,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662801430] [2024-10-13 06:56:04,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662801430] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 06:56:04,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 06:56:04,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 06:56:04,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351718082] [2024-10-13 06:56:04,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 06:56:04,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 06:56:04,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 06:56:04,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 06:56:04,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-13 06:56:04,444 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-10-13 06:56:04,444 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) [2024-10-13 06:56:04,445 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 06:56:04,445 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-10-13 06:56:04,445 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 06:56:05,274 INFO L124 PetriNetUnfolderBase]: 4027/6127 cut-off events. [2024-10-13 06:56:05,275 INFO L125 PetriNetUnfolderBase]: For 4654/4654 co-relation queries the response was YES. [2024-10-13 06:56:05,288 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. [2024-10-13 06:56:05,308 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 80 selfloop transitions, 14 changer transitions 1/111 dead transitions. [2024-10-13 06:56:05,309 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 111 transitions, 546 flow [2024-10-13 06:56:05,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 06:56:05,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-13 06:56:05,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 217 transitions. [2024-10-13 06:56:05,311 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7233333333333334 [2024-10-13 06:56:05,311 INFO L175 Difference]: Start difference. First operand has 61 places, 51 transitions, 188 flow. Second operand 6 states and 217 transitions. [2024-10-13 06:56:05,311 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 111 transitions, 546 flow [2024-10-13 06:56:05,326 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 111 transitions, 516 flow, removed 5 selfloop flow, removed 4 redundant places. [2024-10-13 06:56:05,327 INFO L231 Difference]: Finished difference. Result has 64 places, 55 transitions, 238 flow [2024-10-13 06:56:05,328 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} [2024-10-13 06:56:05,328 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 6 predicate places. [2024-10-13 06:56:05,329 INFO L471 AbstractCegarLoop]: Abstraction has has 64 places, 55 transitions, 238 flow [2024-10-13 06:56:05,329 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) [2024-10-13 06:56:05,329 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 06:56:05,329 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] [2024-10-13 06:56:05,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 06:56:05,329 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)] === [2024-10-13 06:56:05,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 06:56:05,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1398788504, now seen corresponding path program 1 times [2024-10-13 06:56:05,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 06:56:05,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273622389] [2024-10-13 06:56:05,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 06:56:05,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 06:56:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 06:56:05,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 06:56:05,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 06:56:05,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273622389] [2024-10-13 06:56:05,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273622389] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 06:56:05,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 06:56:05,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 06:56:05,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872144266] [2024-10-13 06:56:05,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 06:56:05,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 06:56:05,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 06:56:05,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 06:56:05,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-13 06:56:05,616 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-10-13 06:56:05,617 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) [2024-10-13 06:56:05,617 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 06:56:05,617 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-10-13 06:56:05,617 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 06:56:06,159 INFO L124 PetriNetUnfolderBase]: 2863/4175 cut-off events. [2024-10-13 06:56:06,160 INFO L125 PetriNetUnfolderBase]: For 5022/5022 co-relation queries the response was YES. [2024-10-13 06:56:06,170 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. [2024-10-13 06:56:06,188 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 71 selfloop transitions, 18 changer transitions 1/106 dead transitions. [2024-10-13 06:56:06,188 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 106 transitions, 536 flow [2024-10-13 06:56:06,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 06:56:06,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-10-13 06:56:06,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 232 transitions. [2024-10-13 06:56:06,190 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6628571428571428 [2024-10-13 06:56:06,190 INFO L175 Difference]: Start difference. First operand has 64 places, 55 transitions, 238 flow. Second operand 7 states and 232 transitions. [2024-10-13 06:56:06,190 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 106 transitions, 536 flow [2024-10-13 06:56:06,211 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 106 transitions, 490 flow, removed 9 selfloop flow, removed 5 redundant places. [2024-10-13 06:56:06,213 INFO L231 Difference]: Finished difference. Result has 67 places, 55 transitions, 248 flow [2024-10-13 06:56:06,213 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} [2024-10-13 06:56:06,213 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 9 predicate places. [2024-10-13 06:56:06,214 INFO L471 AbstractCegarLoop]: Abstraction has has 67 places, 55 transitions, 248 flow [2024-10-13 06:56:06,214 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) [2024-10-13 06:56:06,214 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 06:56:06,214 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] [2024-10-13 06:56:06,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 06:56:06,214 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)] === [2024-10-13 06:56:06,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 06:56:06,215 INFO L85 PathProgramCache]: Analyzing trace with hash 2052048850, now seen corresponding path program 1 times [2024-10-13 06:56:06,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 06:56:06,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794860009] [2024-10-13 06:56:06,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 06:56:06,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 06:56:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 06:56:07,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 06:56:07,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 06:56:07,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794860009] [2024-10-13 06:56:07,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794860009] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 06:56:07,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 06:56:07,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-13 06:56:07,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987609962] [2024-10-13 06:56:07,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 06:56:07,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-13 06:56:07,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 06:56:07,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-13 06:56:07,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-10-13 06:56:07,704 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50 [2024-10-13 06:56:07,705 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) [2024-10-13 06:56:07,705 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 06:56:07,705 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50 [2024-10-13 06:56:07,705 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 06:56:09,763 INFO L124 PetriNetUnfolderBase]: 11804/18261 cut-off events. [2024-10-13 06:56:09,763 INFO L125 PetriNetUnfolderBase]: For 8305/8688 co-relation queries the response was YES. [2024-10-13 06:56:09,859 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. [2024-10-13 06:56:09,941 INFO L140 encePairwiseOnDemand]: 35/50 looper letters, 115 selfloop transitions, 33 changer transitions 14/188 dead transitions. [2024-10-13 06:56:09,941 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 188 transitions, 898 flow [2024-10-13 06:56:09,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-13 06:56:09,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2024-10-13 06:56:09,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 361 transitions. [2024-10-13 06:56:09,943 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6563636363636364 [2024-10-13 06:56:09,944 INFO L175 Difference]: Start difference. First operand has 67 places, 55 transitions, 248 flow. Second operand 11 states and 361 transitions. [2024-10-13 06:56:09,944 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 188 transitions, 898 flow [2024-10-13 06:56:10,379 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 188 transitions, 772 flow, removed 32 selfloop flow, removed 10 redundant places. [2024-10-13 06:56:10,381 INFO L231 Difference]: Finished difference. Result has 76 places, 91 transitions, 410 flow [2024-10-13 06:56:10,381 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} [2024-10-13 06:56:10,382 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 18 predicate places. [2024-10-13 06:56:10,383 INFO L471 AbstractCegarLoop]: Abstraction has has 76 places, 91 transitions, 410 flow [2024-10-13 06:56:10,383 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) [2024-10-13 06:56:10,383 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 06:56:10,383 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] [2024-10-13 06:56:10,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 06:56:10,384 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)] === [2024-10-13 06:56:10,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 06:56:10,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1287791540, now seen corresponding path program 2 times [2024-10-13 06:56:10,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 06:56:10,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161316115] [2024-10-13 06:56:10,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 06:56:10,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 06:56:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 06:56:10,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 06:56:10,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 06:56:10,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161316115] [2024-10-13 06:56:10,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161316115] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 06:56:10,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 06:56:10,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 06:56:10,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190102965] [2024-10-13 06:56:10,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 06:56:10,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 06:56:10,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 06:56:10,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 06:56:10,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 06:56:10,689 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2024-10-13 06:56:10,690 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) [2024-10-13 06:56:10,690 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 06:56:10,690 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2024-10-13 06:56:10,690 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 06:56:11,513 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]) [2024-10-13 06:56:11,514 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is cut-off event [2024-10-13 06:56:11,514 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-10-13 06:56:11,514 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-10-13 06:56:11,514 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-10-13 06:56:11,850 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]) [2024-10-13 06:56:11,850 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-10-13 06:56:11,850 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-10-13 06:56:11,850 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-10-13 06:56:11,850 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-10-13 06:56:12,022 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))]) [2024-10-13 06:56:12,022 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-10-13 06:56:12,023 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-10-13 06:56:12,023 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-10-13 06:56:12,023 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-10-13 06:56:12,160 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]) [2024-10-13 06:56:12,161 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is not cut-off event [2024-10-13 06:56:12,161 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is not cut-off event [2024-10-13 06:56:12,161 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is not cut-off event [2024-10-13 06:56:12,161 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is not cut-off event [2024-10-13 06:56:12,199 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$tmp_guard0~0 256) 0))]) [2024-10-13 06:56:12,199 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-10-13 06:56:12,199 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-10-13 06:56:12,200 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-10-13 06:56:12,202 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-10-13 06:56:12,339 INFO L292 olderBase$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]) [2024-10-13 06:56:12,340 INFO L294 olderBase$Statistics]: this new event has 27 ancestors and is cut-off event [2024-10-13 06:56:12,340 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-10-13 06:56:12,340 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-10-13 06:56:12,340 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-10-13 06:56:12,342 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]) [2024-10-13 06:56:12,342 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is not cut-off event [2024-10-13 06:56:12,342 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is not cut-off event [2024-10-13 06:56:12,342 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is not cut-off event [2024-10-13 06:56:12,342 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is not cut-off event [2024-10-13 06:56:12,747 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]) [2024-10-13 06:56:12,748 INFO L294 olderBase$Statistics]: this new event has 27 ancestors and is not cut-off event [2024-10-13 06:56:12,748 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is not cut-off event [2024-10-13 06:56:12,748 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is not cut-off event [2024-10-13 06:56:12,748 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is not cut-off event [2024-10-13 06:56:12,758 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))]) [2024-10-13 06:56:12,758 INFO L294 olderBase$Statistics]: this new event has 28 ancestors and is cut-off event [2024-10-13 06:56:12,758 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-10-13 06:56:12,758 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-10-13 06:56:12,758 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-10-13 06:56:12,770 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]) [2024-10-13 06:56:12,770 INFO L294 olderBase$Statistics]: this new event has 28 ancestors and is cut-off event [2024-10-13 06:56:12,770 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-10-13 06:56:12,771 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-10-13 06:56:12,771 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-10-13 06:56:12,902 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))]) [2024-10-13 06:56:12,902 INFO L294 olderBase$Statistics]: this new event has 29 ancestors and is cut-off event [2024-10-13 06:56:12,903 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-10-13 06:56:12,903 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-10-13 06:56:12,903 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-10-13 06:56:12,903 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]) [2024-10-13 06:56:12,903 INFO L294 olderBase$Statistics]: this new event has 28 ancestors and is not cut-off event [2024-10-13 06:56:12,903 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is not cut-off event [2024-10-13 06:56:12,903 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is not cut-off event [2024-10-13 06:56:12,905 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is not cut-off event [2024-10-13 06:56:12,916 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))]) [2024-10-13 06:56:12,916 INFO L294 olderBase$Statistics]: this new event has 29 ancestors and is cut-off event [2024-10-13 06:56:12,916 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-10-13 06:56:12,916 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-10-13 06:56:12,916 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-10-13 06:56:12,932 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))]) [2024-10-13 06:56:12,933 INFO L294 olderBase$Statistics]: this new event has 29 ancestors and is cut-off event [2024-10-13 06:56:12,933 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-10-13 06:56:12,933 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-10-13 06:56:12,933 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-10-13 06:56:13,198 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))]) [2024-10-13 06:56:13,199 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,199 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,199 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,199 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,223 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]) [2024-10-13 06:56:13,223 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,223 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,223 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,223 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,242 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))]) [2024-10-13 06:56:13,242 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,242 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,243 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,243 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-10-13 06:56:13,378 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]) [2024-10-13 06:56:13,378 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2024-10-13 06:56:13,378 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-10-13 06:56:13,378 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-10-13 06:56:13,379 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-10-13 06:56:13,392 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]) [2024-10-13 06:56:13,393 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2024-10-13 06:56:13,393 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-10-13 06:56:13,393 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-10-13 06:56:13,393 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-10-13 06:56:13,492 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]) [2024-10-13 06:56:13,493 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2024-10-13 06:56:13,493 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2024-10-13 06:56:13,493 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2024-10-13 06:56:13,493 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2024-10-13 06:56:13,741 INFO L124 PetriNetUnfolderBase]: 17688/28910 cut-off events. [2024-10-13 06:56:13,741 INFO L125 PetriNetUnfolderBase]: For 26979/28188 co-relation queries the response was YES. [2024-10-13 06:56:14,006 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. [2024-10-13 06:56:14,050 INFO L140 encePairwiseOnDemand]: 45/50 looper letters, 59 selfloop transitions, 3 changer transitions 51/154 dead transitions. [2024-10-13 06:56:14,051 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 154 transitions, 896 flow [2024-10-13 06:56:14,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 06:56:14,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-13 06:56:14,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 190 transitions. [2024-10-13 06:56:14,053 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6333333333333333 [2024-10-13 06:56:14,053 INFO L175 Difference]: Start difference. First operand has 76 places, 91 transitions, 410 flow. Second operand 6 states and 190 transitions. [2024-10-13 06:56:14,053 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 154 transitions, 896 flow [2024-10-13 06:56:14,085 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 154 transitions, 890 flow, removed 3 selfloop flow, removed 2 redundant places. [2024-10-13 06:56:14,087 INFO L231 Difference]: Finished difference. Result has 81 places, 86 transitions, 407 flow [2024-10-13 06:56:14,087 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} [2024-10-13 06:56:14,087 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 23 predicate places. [2024-10-13 06:56:14,088 INFO L471 AbstractCegarLoop]: Abstraction has has 81 places, 86 transitions, 407 flow [2024-10-13 06:56:14,088 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) [2024-10-13 06:56:14,088 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 06:56:14,088 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] [2024-10-13 06:56:14,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 06:56:14,088 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)] === [2024-10-13 06:56:14,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 06:56:14,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1400149616, now seen corresponding path program 3 times [2024-10-13 06:56:14,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 06:56:14,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565021466] [2024-10-13 06:56:14,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 06:56:14,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 06:56:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 06:56:14,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 06:56:14,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 06:56:14,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565021466] [2024-10-13 06:56:14,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565021466] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 06:56:14,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 06:56:14,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 06:56:14,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059372688] [2024-10-13 06:56:14,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 06:56:14,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 06:56:14,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 06:56:14,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 06:56:14,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 06:56:14,424 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2024-10-13 06:56:14,424 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) [2024-10-13 06:56:14,424 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 06:56:14,424 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2024-10-13 06:56:14,424 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 06:56:19,381 INFO L124 PetriNetUnfolderBase]: 26937/43578 cut-off events. [2024-10-13 06:56:19,381 INFO L125 PetriNetUnfolderBase]: For 40439/42027 co-relation queries the response was YES. [2024-10-13 06:56:19,592 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. [2024-10-13 06:56:19,626 INFO L140 encePairwiseOnDemand]: 45/50 looper letters, 36 selfloop transitions, 1 changer transitions 77/147 dead transitions. [2024-10-13 06:56:19,627 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 147 transitions, 860 flow [2024-10-13 06:56:19,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 06:56:19,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-13 06:56:19,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 193 transitions. [2024-10-13 06:56:19,628 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6433333333333333 [2024-10-13 06:56:19,628 INFO L175 Difference]: Start difference. First operand has 81 places, 86 transitions, 407 flow. Second operand 6 states and 193 transitions. [2024-10-13 06:56:19,628 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 147 transitions, 860 flow [2024-10-13 06:56:19,786 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 147 transitions, 853 flow, removed 3 selfloop flow, removed 3 redundant places. [2024-10-13 06:56:19,790 INFO L231 Difference]: Finished difference. Result has 85 places, 63 transitions, 285 flow [2024-10-13 06:56:19,790 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} [2024-10-13 06:56:19,792 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 27 predicate places. [2024-10-13 06:56:19,792 INFO L471 AbstractCegarLoop]: Abstraction has has 85 places, 63 transitions, 285 flow [2024-10-13 06:56:19,792 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) [2024-10-13 06:56:19,792 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 06:56:19,793 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] [2024-10-13 06:56:19,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 06:56:19,793 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)] === [2024-10-13 06:56:19,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 06:56:19,793 INFO L85 PathProgramCache]: Analyzing trace with hash 702854480, now seen corresponding path program 4 times [2024-10-13 06:56:19,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 06:56:19,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437886027] [2024-10-13 06:56:19,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 06:56:19,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 06:56:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 06:56:19,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 06:56:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 06:56:19,970 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 06:56:19,970 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-13 06:56:19,972 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-10-13 06:56:19,973 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2024-10-13 06:56:19,973 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-10-13 06:56:19,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-10-13 06:56:19,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-10-13 06:56:19,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-10-13 06:56:19,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-10-13 06:56:19,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-13 06:56:19,975 INFO L407 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1] [2024-10-13 06:56:20,066 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-13 06:56:20,069 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-13 06:56:20,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 06:56:20 BasicIcfg [2024-10-13 06:56:20,075 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-13 06:56:20,075 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 06:56:20,076 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 06:56:20,076 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 06:56:20,076 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:55:59" (3/4) ... [2024-10-13 06:56:20,077 INFO L133 WitnessPrinter]: Generating witness for reachability counterexample [2024-10-13 06:56:20,168 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-13 06:56:20,168 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 06:56:20,168 INFO L158 Benchmark]: Toolchain (without parser) took 21761.47ms. Allocated memory was 155.2MB in the beginning and 8.7GB in the end (delta: 8.6GB). Free memory was 97.7MB in the beginning and 7.8GB in the end (delta: -7.7GB). Peak memory consumption was 866.9MB. Max. memory is 16.1GB. [2024-10-13 06:56:20,169 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 155.2MB. Free memory is still 117.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 06:56:20,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 493.42ms. Allocated memory is still 155.2MB. Free memory was 97.7MB in the beginning and 71.3MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-10-13 06:56:20,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.54ms. Allocated memory is still 155.2MB. Free memory was 71.3MB in the beginning and 68.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 06:56:20,169 INFO L158 Benchmark]: Boogie Preprocessor took 70.44ms. Allocated memory is still 155.2MB. Free memory was 68.3MB in the beginning and 64.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 06:56:20,169 INFO L158 Benchmark]: RCFGBuilder took 712.59ms. Allocated memory is still 155.2MB. Free memory was 64.5MB in the beginning and 68.1MB in the end (delta: -3.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-10-13 06:56:20,169 INFO L158 Benchmark]: TraceAbstraction took 20325.91ms. Allocated memory was 155.2MB in the beginning and 8.7GB in the end (delta: 8.6GB). Free memory was 67.4MB in the beginning and 7.8GB in the end (delta: -7.7GB). Peak memory consumption was 815.4MB. Max. memory is 16.1GB. [2024-10-13 06:56:20,170 INFO L158 Benchmark]: Witness Printer took 92.66ms. Allocated memory is still 8.7GB. Free memory was 7.8GB in the beginning and 7.8GB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-13 06:56:20,171 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 155.2MB. Free memory is still 117.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 493.42ms. Allocated memory is still 155.2MB. Free memory was 97.7MB in the beginning and 71.3MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.54ms. Allocated memory is still 155.2MB. Free memory was 71.3MB in the beginning and 68.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.44ms. Allocated memory is still 155.2MB. Free memory was 68.3MB in the beginning and 64.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 712.59ms. Allocated memory is still 155.2MB. Free memory was 64.5MB in the beginning and 68.1MB in the end (delta: -3.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * TraceAbstraction took 20325.91ms. Allocated memory was 155.2MB in the beginning and 8.7GB in the end (delta: 8.6GB). Free memory was 67.4MB in the beginning and 7.8GB in the end (delta: -7.7GB). Peak memory consumption was 815.4MB. Max. memory is 16.1GB. * Witness Printer took 92.66ms. Allocated memory is still 8.7GB. Free memory was 7.8GB in the beginning and 7.8GB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. 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$$choice2=0, x=1, y=1, z=2] [L770] 1 b = b$w_buff0_used && b$r_buff0_thd1 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd1 ? b$w_buff1 : b) [L771] 1 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$w_buff0_used [L772] 1 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$w_buff1_used [L773] 1 b$r_buff0_thd1 = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$r_buff0_thd1 [L774] 1 b$r_buff1_thd1 = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$r_buff1_thd1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L777] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L817] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L849] 4 b = b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd4 ? b$w_buff1 : b) [L850] 4 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used [L851] 4 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$w_buff1_used [L852] 4 b$r_buff0_thd4 = b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4 [L853] 4 b$r_buff1_thd4 = b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$r_buff1_thd4 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L856] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L880] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1129=-3, t1130=-2, t1131=-1, t1132=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L882] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) [L882] RET 0 assume_abort_if_not(main$tmp_guard0) [L884] 0 b = b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L885] 0 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$w_buff0_used [L886] 0 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$w_buff1_used [L887] 0 b$r_buff0_thd0 = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$r_buff0_thd0 [L888] 0 b$r_buff1_thd0 = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$r_buff1_thd0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1129=-3, t1130=-2, t1131=-1, t1132=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L891] 0 main$tmp_guard1 = !(z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1129=-3, t1130=-2, t1131=-1, t1132=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L893] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=2] [L18] 0 reach_error() VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, 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: 20.1s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 16.2s, 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, 0.6s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 250 NumberOfCodeBlocks, 250 NumberOfCodeBlocksAsserted, 9 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! [2024-10-13 06:56:20,220 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