./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix043.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/mix043.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 01:33:59,246 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 01:33:59,322 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-19 01:33:59,329 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 01:33:59,329 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 01:33:59,345 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 01:33:59,346 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 01:33:59,346 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 01:33:59,347 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 01:33:59,347 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 01:33:59,347 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 01:33:59,347 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 01:33:59,348 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 01:33:59,348 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 01:33:59,348 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 01:33:59,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 01:33:59,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 01:33:59,349 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 01:33:59,349 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 01:33:59,350 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 01:33:59,350 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 01:33:59,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 01:33:59,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 01:33:59,351 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 01:33:59,351 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 01:33:59,351 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 01:33:59,351 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 01:33:59,351 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 01:33:59,352 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 01:33:59,352 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 01:33:59,352 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 01:33:59,352 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 01:33:59,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 01:33:59,353 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 01:33:59,353 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 01:33:59,353 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 01:33:59,353 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 01:33:59,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 01:33:59,354 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 01:33:59,354 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 01:33:59,355 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 01:33:59,358 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 01:33:59,358 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 [2024-11-19 01:33:59,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 01:33:59,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 01:33:59,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 01:33:59,598 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 01:33:59,598 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 01:33:59,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix043.oepc.i [2024-11-19 01:34:00,816 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 01:34:01,041 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 01:34:01,043 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix043.oepc.i [2024-11-19 01:34:01,060 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/298c3f511/2da85ded835c4092bad7f5042286e200/FLAG791b12caf [2024-11-19 01:34:01,073 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/298c3f511/2da85ded835c4092bad7f5042286e200 [2024-11-19 01:34:01,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 01:34:01,077 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 01:34:01,079 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 01:34:01,079 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 01:34:01,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 01:34:01,083 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c1f4c10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01, skipping insertion in model container [2024-11-19 01:34:01,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,127 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 01:34:01,289 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix043.oepc.i[945,958] [2024-11-19 01:34:01,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 01:34:01,478 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 01:34:01,487 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix043.oepc.i[945,958] [2024-11-19 01:34:01,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 01:34:01,563 INFO L204 MainTranslator]: Completed translation [2024-11-19 01:34:01,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01 WrapperNode [2024-11-19 01:34:01,564 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 01:34:01,565 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 01:34:01,565 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 01:34:01,565 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 01:34:01,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,583 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,602 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 129 [2024-11-19 01:34:01,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 01:34:01,604 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 01:34:01,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 01:34:01,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 01:34:01,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,615 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,630 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-19 01:34:01,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,630 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,640 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 01:34:01,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 01:34:01,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 01:34:01,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 01:34:01,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (1/1) ... [2024-11-19 01:34:01,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 01:34:01,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 01:34:01,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 01:34:01,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 01:34:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-19 01:34:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 01:34:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-19 01:34:01,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-19 01:34:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-19 01:34:01,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-19 01:34:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-19 01:34:01,725 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-19 01:34:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-19 01:34:01,725 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-19 01:34:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 01:34:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-19 01:34:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 01:34:01,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 01:34:01,726 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-19 01:34:01,845 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 01:34:01,847 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 01:34:02,107 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-19 01:34:02,108 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 01:34:02,256 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 01:34:02,257 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 01:34:02,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:34:02 BoogieIcfgContainer [2024-11-19 01:34:02,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 01:34:02,259 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 01:34:02,259 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 01:34:02,262 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 01:34:02,262 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 01:34:01" (1/3) ... [2024-11-19 01:34:02,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@474fbce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:34:02, skipping insertion in model container [2024-11-19 01:34:02,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 01:34:01" (2/3) ... [2024-11-19 01:34:02,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@474fbce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 01:34:02, skipping insertion in model container [2024-11-19 01:34:02,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:34:02" (3/3) ... [2024-11-19 01:34:02,265 INFO L112 eAbstractionObserver]: Analyzing ICFG mix043.oepc.i [2024-11-19 01:34:02,278 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 01:34:02,279 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-19 01:34:02,279 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-19 01:34:02,364 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-19 01:34:02,391 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 62 places, 50 transitions, 116 flow [2024-11-19 01:34:02,414 INFO L124 PetriNetUnfolderBase]: 1/46 cut-off events. [2024-11-19 01:34:02,414 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-19 01:34:02,417 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 46 events. 1/46 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 93 event pairs, 0 based on Foata normal form. 0/43 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2024-11-19 01:34:02,418 INFO L82 GeneralOperation]: Start removeDead. Operand has 62 places, 50 transitions, 116 flow [2024-11-19 01:34:02,423 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 58 places, 46 transitions, 104 flow [2024-11-19 01:34:02,434 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 01:34:02,441 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;@64a4112, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 01:34:02,441 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-11-19 01:34:02,446 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-19 01:34:02,447 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2024-11-19 01:34:02,447 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-19 01:34:02,447 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 01:34:02,448 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-11-19 01:34:02,448 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-19 01:34:02,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 01:34:02,453 INFO L85 PathProgramCache]: Analyzing trace with hash 12056438, now seen corresponding path program 1 times [2024-11-19 01:34:02,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 01:34:02,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120659953] [2024-11-19 01:34:02,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 01:34:02,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 01:34:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 01:34:02,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 01:34:02,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 01:34:02,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120659953] [2024-11-19 01:34:02,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120659953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 01:34:02,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 01:34:02,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-19 01:34:02,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725917306] [2024-11-19 01:34:02,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 01:34:02,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 01:34:02,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 01:34:02,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 01:34:02,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 01:34:02,852 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 25 out of 50 [2024-11-19 01:34:02,854 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 46 transitions, 104 flow. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:02,854 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 01:34:02,854 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 25 of 50 [2024-11-19 01:34:02,855 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 01:34:03,505 INFO L124 PetriNetUnfolderBase]: 2495/3975 cut-off events. [2024-11-19 01:34:03,506 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-19 01:34:03,514 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7551 conditions, 3975 events. 2495/3975 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 255. Compared 25027 event pairs, 1647 based on Foata normal form. 135/4039 useless extension candidates. Maximal degree in co-relation 7539. Up to 2779 conditions per place. [2024-11-19 01:34:03,527 INFO L140 encePairwiseOnDemand]: 46/50 looper letters, 37 selfloop transitions, 2 changer transitions 2/62 dead transitions. [2024-11-19 01:34:03,527 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 62 transitions, 227 flow [2024-11-19 01:34:03,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 01:34:03,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 01:34:03,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 119 transitions. [2024-11-19 01:34:03,536 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7933333333333333 [2024-11-19 01:34:03,537 INFO L175 Difference]: Start difference. First operand has 58 places, 46 transitions, 104 flow. Second operand 3 states and 119 transitions. [2024-11-19 01:34:03,537 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 62 transitions, 227 flow [2024-11-19 01:34:03,540 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 62 transitions, 220 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-19 01:34:03,542 INFO L231 Difference]: Finished difference. Result has 55 places, 43 transitions, 98 flow [2024-11-19 01:34:03,543 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=96, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=98, PETRI_PLACES=55, PETRI_TRANSITIONS=43} [2024-11-19 01:34:03,545 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, -3 predicate places. [2024-11-19 01:34:03,545 INFO L471 AbstractCegarLoop]: Abstraction has has 55 places, 43 transitions, 98 flow [2024-11-19 01:34:03,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:03,545 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 01:34:03,545 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 01:34:03,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 01:34:03,546 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-19 01:34:03,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 01:34:03,546 INFO L85 PathProgramCache]: Analyzing trace with hash -2058737664, now seen corresponding path program 1 times [2024-11-19 01:34:03,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 01:34:03,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466320449] [2024-11-19 01:34:03,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 01:34:03,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 01:34:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 01:34:03,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 01:34:03,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 01:34:03,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466320449] [2024-11-19 01:34:03,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466320449] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 01:34:03,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 01:34:03,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 01:34:03,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651221269] [2024-11-19 01:34:03,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 01:34:03,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 01:34:03,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 01:34:03,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 01:34:03,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 01:34:03,724 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-11-19 01:34:03,725 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 43 transitions, 98 flow. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:03,725 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 01:34:03,725 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-11-19 01:34:03,725 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 01:34:04,993 INFO L124 PetriNetUnfolderBase]: 7779/12179 cut-off events. [2024-11-19 01:34:04,993 INFO L125 PetriNetUnfolderBase]: For 554/554 co-relation queries the response was YES. [2024-11-19 01:34:05,016 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23595 conditions, 12179 events. 7779/12179 cut-off events. For 554/554 co-relation queries the response was YES. Maximal size of possible extension queue 711. Compared 87349 event pairs, 1033 based on Foata normal form. 400/11957 useless extension candidates. Maximal degree in co-relation 23585. Up to 5841 conditions per place. [2024-11-19 01:34:05,065 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 52 selfloop transitions, 6 changer transitions 1/75 dead transitions. [2024-11-19 01:34:05,066 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 75 transitions, 290 flow [2024-11-19 01:34:05,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 01:34:05,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-11-19 01:34:05,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 141 transitions. [2024-11-19 01:34:05,068 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.705 [2024-11-19 01:34:05,068 INFO L175 Difference]: Start difference. First operand has 55 places, 43 transitions, 98 flow. Second operand 4 states and 141 transitions. [2024-11-19 01:34:05,068 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 75 transitions, 290 flow [2024-11-19 01:34:05,069 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 75 transitions, 282 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 01:34:05,071 INFO L231 Difference]: Finished difference. Result has 57 places, 47 transitions, 136 flow [2024-11-19 01:34:05,071 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=94, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=136, PETRI_PLACES=57, PETRI_TRANSITIONS=47} [2024-11-19 01:34:05,072 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, -1 predicate places. [2024-11-19 01:34:05,072 INFO L471 AbstractCegarLoop]: Abstraction has has 57 places, 47 transitions, 136 flow [2024-11-19 01:34:05,109 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:05,109 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 01:34:05,109 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 01:34:05,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 01:34:05,110 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-19 01:34:05,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 01:34:05,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1906851282, now seen corresponding path program 1 times [2024-11-19 01:34:05,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 01:34:05,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57479165] [2024-11-19 01:34:05,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 01:34:05,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 01:34:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 01:34:05,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 01:34:05,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 01:34:05,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57479165] [2024-11-19 01:34:05,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57479165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 01:34:05,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 01:34:05,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 01:34:05,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75630590] [2024-11-19 01:34:05,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 01:34:05,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-19 01:34:05,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 01:34:05,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 01:34:05,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-19 01:34:05,320 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-11-19 01:34:05,321 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 47 transitions, 136 flow. Second operand has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:05,321 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 01:34:05,321 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-11-19 01:34:05,321 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 01:34:06,146 INFO L124 PetriNetUnfolderBase]: 6075/9479 cut-off events. [2024-11-19 01:34:06,147 INFO L125 PetriNetUnfolderBase]: For 2276/2276 co-relation queries the response was YES. [2024-11-19 01:34:06,247 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21263 conditions, 9479 events. 6075/9479 cut-off events. For 2276/2276 co-relation queries the response was YES. Maximal size of possible extension queue 534. Compared 63907 event pairs, 451 based on Foata normal form. 364/9402 useless extension candidates. Maximal degree in co-relation 21251. Up to 3681 conditions per place. [2024-11-19 01:34:06,278 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 67 selfloop transitions, 10 changer transitions 1/94 dead transitions. [2024-11-19 01:34:06,279 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 94 transitions, 415 flow [2024-11-19 01:34:06,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 01:34:06,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-19 01:34:06,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 180 transitions. [2024-11-19 01:34:06,282 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.72 [2024-11-19 01:34:06,283 INFO L175 Difference]: Start difference. First operand has 57 places, 47 transitions, 136 flow. Second operand 5 states and 180 transitions. [2024-11-19 01:34:06,284 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 94 transitions, 415 flow [2024-11-19 01:34:06,288 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 94 transitions, 404 flow, removed 1 selfloop flow, removed 2 redundant places. [2024-11-19 01:34:06,290 INFO L231 Difference]: Finished difference. Result has 61 places, 51 transitions, 188 flow [2024-11-19 01:34:06,290 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=127, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=188, PETRI_PLACES=61, PETRI_TRANSITIONS=51} [2024-11-19 01:34:06,291 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 3 predicate places. [2024-11-19 01:34:06,292 INFO L471 AbstractCegarLoop]: Abstraction has has 61 places, 51 transitions, 188 flow [2024-11-19 01:34:06,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:06,292 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 01:34:06,292 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 01:34:06,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 01:34:06,292 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-19 01:34:06,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 01:34:06,293 INFO L85 PathProgramCache]: Analyzing trace with hash -15923201, now seen corresponding path program 1 times [2024-11-19 01:34:06,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 01:34:06,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617676512] [2024-11-19 01:34:06,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 01:34:06,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 01:34:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 01:34:06,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 01:34:06,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 01:34:06,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617676512] [2024-11-19 01:34:06,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617676512] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 01:34:06,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 01:34:06,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 01:34:06,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195454538] [2024-11-19 01:34:06,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 01:34:06,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 01:34:06,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 01:34:06,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 01:34:06,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-19 01:34:06,553 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-11-19 01:34:06,553 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 51 transitions, 188 flow. Second operand has 6 states, 6 states have (on average 23.0) internal successors, (138), 6 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:06,553 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 01:34:06,553 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-11-19 01:34:06,554 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 01:34:07,356 INFO L124 PetriNetUnfolderBase]: 4027/6127 cut-off events. [2024-11-19 01:34:07,356 INFO L125 PetriNetUnfolderBase]: For 4654/4654 co-relation queries the response was YES. [2024-11-19 01:34:07,374 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15577 conditions, 6127 events. 4027/6127 cut-off events. For 4654/4654 co-relation queries the response was YES. Maximal size of possible extension queue 268. Compared 35955 event pairs, 289 based on Foata normal form. 244/6113 useless extension candidates. Maximal degree in co-relation 15563. Up to 1788 conditions per place. [2024-11-19 01:34:07,393 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 80 selfloop transitions, 14 changer transitions 1/111 dead transitions. [2024-11-19 01:34:07,394 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 111 transitions, 546 flow [2024-11-19 01:34:07,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 01:34:07,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-19 01:34:07,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 217 transitions. [2024-11-19 01:34:07,398 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7233333333333334 [2024-11-19 01:34:07,398 INFO L175 Difference]: Start difference. First operand has 61 places, 51 transitions, 188 flow. Second operand 6 states and 217 transitions. [2024-11-19 01:34:07,398 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 111 transitions, 546 flow [2024-11-19 01:34:07,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 111 transitions, 516 flow, removed 5 selfloop flow, removed 4 redundant places. [2024-11-19 01:34:07,422 INFO L231 Difference]: Finished difference. Result has 64 places, 55 transitions, 238 flow [2024-11-19 01:34:07,423 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=161, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=238, PETRI_PLACES=64, PETRI_TRANSITIONS=55} [2024-11-19 01:34:07,424 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 6 predicate places. [2024-11-19 01:34:07,424 INFO L471 AbstractCegarLoop]: Abstraction has has 64 places, 55 transitions, 238 flow [2024-11-19 01:34:07,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.0) internal successors, (138), 6 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:07,425 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 01:34:07,425 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 01:34:07,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 01:34:07,425 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-19 01:34:07,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 01:34:07,426 INFO L85 PathProgramCache]: Analyzing trace with hash -1398788504, now seen corresponding path program 1 times [2024-11-19 01:34:07,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 01:34:07,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076958109] [2024-11-19 01:34:07,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 01:34:07,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 01:34:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 01:34:07,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 01:34:07,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 01:34:07,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076958109] [2024-11-19 01:34:07,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076958109] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 01:34:07,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 01:34:07,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-19 01:34:07,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667549568] [2024-11-19 01:34:07,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 01:34:07,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 01:34:07,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 01:34:07,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 01:34:07,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-19 01:34:07,723 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2024-11-19 01:34:07,724 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 55 transitions, 238 flow. Second operand has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:07,724 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 01:34:07,724 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2024-11-19 01:34:07,724 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 01:34:08,176 INFO L124 PetriNetUnfolderBase]: 2863/4175 cut-off events. [2024-11-19 01:34:08,176 INFO L125 PetriNetUnfolderBase]: For 5022/5022 co-relation queries the response was YES. [2024-11-19 01:34:08,185 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11602 conditions, 4175 events. 2863/4175 cut-off events. For 5022/5022 co-relation queries the response was YES. Maximal size of possible extension queue 201. Compared 21757 event pairs, 231 based on Foata normal form. 96/4100 useless extension candidates. Maximal degree in co-relation 11587. Up to 1316 conditions per place. [2024-11-19 01:34:08,196 INFO L140 encePairwiseOnDemand]: 43/50 looper letters, 71 selfloop transitions, 18 changer transitions 1/106 dead transitions. [2024-11-19 01:34:08,197 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 106 transitions, 536 flow [2024-11-19 01:34:08,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 01:34:08,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-11-19 01:34:08,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 232 transitions. [2024-11-19 01:34:08,199 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6628571428571428 [2024-11-19 01:34:08,199 INFO L175 Difference]: Start difference. First operand has 64 places, 55 transitions, 238 flow. Second operand 7 states and 232 transitions. [2024-11-19 01:34:08,199 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 106 transitions, 536 flow [2024-11-19 01:34:08,216 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 106 transitions, 490 flow, removed 9 selfloop flow, removed 5 redundant places. [2024-11-19 01:34:08,217 INFO L231 Difference]: Finished difference. Result has 67 places, 55 transitions, 248 flow [2024-11-19 01:34:08,218 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=195, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=248, PETRI_PLACES=67, PETRI_TRANSITIONS=55} [2024-11-19 01:34:08,218 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 9 predicate places. [2024-11-19 01:34:08,219 INFO L471 AbstractCegarLoop]: Abstraction has has 67 places, 55 transitions, 248 flow [2024-11-19 01:34:08,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:08,219 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 01:34:08,219 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 01:34:08,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 01:34:08,219 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-19 01:34:08,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 01:34:08,220 INFO L85 PathProgramCache]: Analyzing trace with hash 2052048850, now seen corresponding path program 1 times [2024-11-19 01:34:08,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 01:34:08,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252214235] [2024-11-19 01:34:08,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 01:34:08,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 01:34:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 01:34:09,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 01:34:09,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 01:34:09,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252214235] [2024-11-19 01:34:09,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252214235] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 01:34:09,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 01:34:09,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-19 01:34:09,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984771693] [2024-11-19 01:34:09,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 01:34:09,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-19 01:34:09,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 01:34:09,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-19 01:34:09,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-19 01:34:09,674 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50 [2024-11-19 01:34:09,675 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 55 transitions, 248 flow. Second operand has 10 states, 10 states have (on average 20.5) internal successors, (205), 10 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:09,675 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 01:34:09,675 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50 [2024-11-19 01:34:09,675 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 01:34:11,684 INFO L124 PetriNetUnfolderBase]: 11804/18261 cut-off events. [2024-11-19 01:34:11,685 INFO L125 PetriNetUnfolderBase]: For 8305/8688 co-relation queries the response was YES. [2024-11-19 01:34:11,759 INFO L83 FinitePrefix]: Finished finitePrefix Result has 43378 conditions, 18261 events. 11804/18261 cut-off events. For 8305/8688 co-relation queries the response was YES. Maximal size of possible extension queue 876. Compared 130095 event pairs, 2056 based on Foata normal form. 16/17689 useless extension candidates. Maximal degree in co-relation 43362. Up to 4878 conditions per place. [2024-11-19 01:34:11,828 INFO L140 encePairwiseOnDemand]: 35/50 looper letters, 115 selfloop transitions, 33 changer transitions 14/188 dead transitions. [2024-11-19 01:34:11,828 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 188 transitions, 898 flow [2024-11-19 01:34:11,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-19 01:34:11,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2024-11-19 01:34:11,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 361 transitions. [2024-11-19 01:34:11,830 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6563636363636364 [2024-11-19 01:34:11,830 INFO L175 Difference]: Start difference. First operand has 67 places, 55 transitions, 248 flow. Second operand 11 states and 361 transitions. [2024-11-19 01:34:11,830 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 188 transitions, 898 flow [2024-11-19 01:34:12,108 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 188 transitions, 772 flow, removed 32 selfloop flow, removed 10 redundant places. [2024-11-19 01:34:12,112 INFO L231 Difference]: Finished difference. Result has 76 places, 91 transitions, 410 flow [2024-11-19 01:34:12,113 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=410, PETRI_PLACES=76, PETRI_TRANSITIONS=91} [2024-11-19 01:34:12,114 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 18 predicate places. [2024-11-19 01:34:12,115 INFO L471 AbstractCegarLoop]: Abstraction has has 76 places, 91 transitions, 410 flow [2024-11-19 01:34:12,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 20.5) internal successors, (205), 10 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:12,116 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 01:34:12,116 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 01:34:12,116 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-19 01:34:12,116 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-19 01:34:12,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 01:34:12,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1287791540, now seen corresponding path program 2 times [2024-11-19 01:34:12,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 01:34:12,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654897799] [2024-11-19 01:34:12,117 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 01:34:12,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 01:34:12,208 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 01:34:12,208 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-19 01:34:12,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 01:34:12,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 01:34:12,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654897799] [2024-11-19 01:34:12,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654897799] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 01:34:12,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 01:34:12,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-19 01:34:12,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168399764] [2024-11-19 01:34:12,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 01:34:12,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 01:34:12,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 01:34:12,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 01:34:12,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-19 01:34:12,463 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2024-11-19 01:34:12,463 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 91 transitions, 410 flow. Second operand has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:12,464 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 01:34:12,464 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2024-11-19 01:34:12,464 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 01:34:13,250 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 63#true, 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 12#$Ultimate##0true]) [2024-11-19 01:34:13,250 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is cut-off event [2024-11-19 01:34:13,250 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-11-19 01:34:13,251 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-11-19 01:34:13,251 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-11-19 01:34:13,394 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 63#true, 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 12#$Ultimate##0true]) [2024-11-19 01:34:13,394 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-11-19 01:34:13,394 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-11-19 01:34:13,394 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-11-19 01:34:13,394 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-11-19 01:34:13,561 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 12#$Ultimate##0true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-19 01:34:13,561 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-11-19 01:34:13,561 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-11-19 01:34:13,561 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-11-19 01:34:13,561 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-11-19 01:34:13,694 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([391] L785-->L788: Formula: (= v_~__unbuffered_p1_EAX~0_1 v_~y~0_1) InVars {~y~0=v_~y~0_1} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_1, ~y~0=v_~y~0_1} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0][41], [18#L788true, 154#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 59#true, 32#L775true, 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 19#L831true]) [2024-11-19 01:34:13,694 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is not cut-off event [2024-11-19 01:34:13,694 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is not cut-off event [2024-11-19 01:34:13,694 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is not cut-off event [2024-11-19 01:34:13,694 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is not cut-off event [2024-11-19 01:34:13,731 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 12#$Ultimate##0true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-19 01:34:13,732 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-11-19 01:34:13,732 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-11-19 01:34:13,732 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-11-19 01:34:13,732 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-11-19 01:34:13,862 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 14#L795true, 63#true, 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), 5#L878-4true, 57#true, Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true]) [2024-11-19 01:34:13,862 INFO L294 olderBase$Statistics]: this new event has 27 ancestors and is cut-off event [2024-11-19 01:34:13,863 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-11-19 01:34:13,863 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-11-19 01:34:13,863 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-11-19 01:34:13,864 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([391] L785-->L788: Formula: (= v_~__unbuffered_p1_EAX~0_1 v_~y~0_1) InVars {~y~0=v_~y~0_1} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_1, ~y~0=v_~y~0_1} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0][41], [18#L788true, 154#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 59#true, 32#L775true, 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 57#true, Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 17#L879true, 51#P2EXITtrue, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 19#L831true]) [2024-11-19 01:34:13,864 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is not cut-off event [2024-11-19 01:34:13,864 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is not cut-off event [2024-11-19 01:34:13,865 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is not cut-off event [2024-11-19 01:34:13,865 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is not cut-off event [2024-11-19 01:34:14,147 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([391] L785-->L788: Formula: (= v_~__unbuffered_p1_EAX~0_1 v_~y~0_1) InVars {~y~0=v_~y~0_1} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_1, ~y~0=v_~y~0_1} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0][41], [24#P0EXITtrue, 18#L788true, 154#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 59#true, 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 5#L878-4true, 57#true, Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0)), 19#L831true]) [2024-11-19 01:34:14,147 INFO L294 olderBase$Statistics]: this new event has 27 ancestors and is not cut-off event [2024-11-19 01:34:14,147 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is not cut-off event [2024-11-19 01:34:14,147 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is not cut-off event [2024-11-19 01:34:14,147 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is not cut-off event [2024-11-19 01:34:14,156 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 14#L795true, 41#L778true, 63#true, 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, 51#P2EXITtrue, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-19 01:34:14,157 INFO L294 olderBase$Statistics]: this new event has 28 ancestors and is cut-off event [2024-11-19 01:34:14,157 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-19 01:34:14,157 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-19 01:34:14,157 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-19 01:34:14,167 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 14#L795true, 63#true, 84#(and (<= ~__unbuffered_cnt~0 1) (<= (mod ~main$tmp_guard0~0 256) 0) (<= 0 ~main$tmp_guard0~0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, 51#P2EXITtrue, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true]) [2024-11-19 01:34:14,168 INFO L294 olderBase$Statistics]: this new event has 28 ancestors and is cut-off event [2024-11-19 01:34:14,168 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-19 01:34:14,168 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-19 01:34:14,168 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-11-19 01:34:14,291 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 14#L795true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-19 01:34:14,292 INFO L294 olderBase$Statistics]: this new event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,292 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,292 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,292 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,292 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([391] L785-->L788: Formula: (= v_~__unbuffered_p1_EAX~0_1 v_~y~0_1) InVars {~y~0=v_~y~0_1} OutVars{~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_1, ~y~0=v_~y~0_1} AuxVars[] AssignedVars[~__unbuffered_p1_EAX~0][41], [24#P0EXITtrue, 18#L788true, 154#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 59#true, 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 57#true, Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 51#P2EXITtrue, 17#L879true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0)), 19#L831true]) [2024-11-19 01:34:14,292 INFO L294 olderBase$Statistics]: this new event has 28 ancestors and is not cut-off event [2024-11-19 01:34:14,292 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is not cut-off event [2024-11-19 01:34:14,292 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is not cut-off event [2024-11-19 01:34:14,292 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is not cut-off event [2024-11-19 01:34:14,303 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 14#L795true, 41#L778true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-19 01:34:14,303 INFO L294 olderBase$Statistics]: this new event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,303 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,303 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,303 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,319 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 63#true, 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), 5#L878-4true, 57#true, Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-19 01:34:14,319 INFO L294 olderBase$Statistics]: this new event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,319 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,319 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,319 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2024-11-19 01:34:14,422 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 14#L795true, 63#true, 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 43#L847true, Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, 17#L879true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-19 01:34:14,422 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,422 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,422 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,422 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,436 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 41#L778true, 63#true, 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), 43#L847true, Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, 51#P2EXITtrue, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 115#(and (<= ~__unbuffered_cnt~0 3) (<= (mod ~main$tmp_guard0~0 256) 0)), Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue]) [2024-11-19 01:34:14,436 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,436 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,436 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,436 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,448 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 32#L775true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), 43#L847true, Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, 51#P2EXITtrue, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue, 98#(and (<= ~__unbuffered_cnt~0 2) (<= (mod ~main$tmp_guard0~0 256) 0))]) [2024-11-19 01:34:14,448 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,448 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,448 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,448 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2024-11-19 01:34:14,530 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), 43#L847true, Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 5#L878-4true, 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, 115#(and (<= ~__unbuffered_cnt~0 3) (<= (mod ~main$tmp_guard0~0 256) 0)), Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue]) [2024-11-19 01:34:14,530 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2024-11-19 01:34:14,530 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-19 01:34:14,530 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-19 01:34:14,530 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-19 01:34:14,539 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [59#true, 41#L778true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), 43#L847true, Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, 115#(and (<= ~__unbuffered_cnt~0 3) (<= (mod ~main$tmp_guard0~0 256) 0)), 17#L879true, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue]) [2024-11-19 01:34:14,539 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2024-11-19 01:34:14,539 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-19 01:34:14,539 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-19 01:34:14,539 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2024-11-19 01:34:14,601 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([405] L831-->L847: Formula: (let ((.cse4 (= (mod v_~b$r_buff1_thd4~0_66 256) 0)) (.cse8 (= (mod v_~b$r_buff0_thd4~0_68 256) 0))) (let ((.cse10 (not .cse8)) (.cse11 (and (= (mod v_~b$w_buff1_used~0_127 256) 0) .cse8)) (.cse9 (and .cse4 .cse8)) (.cse12 (= (mod v_~b$w_buff0_used~0_138 256) 0)) (.cse5 (= (mod v_~weak$$choice2~0_30 256) 0))) (let ((.cse1 (= (mod v_~b$w_buff1_used~0_126 256) 0)) (.cse0 (not .cse5)) (.cse3 (= (mod v_~b$w_buff0_used~0_137 256) 0)) (.cse6 (or .cse11 .cse9 .cse12)) (.cse7 (and .cse10 (not .cse12)))) (and (= v_~b$r_buff1_thd4~0_65 (ite (= (mod (ite .cse0 v_~b$r_buff1_thd4~0_66 (ite (let ((.cse2 (= (mod v_~b$r_buff0_thd4~0_67 256) 0))) (or (and .cse1 .cse2) .cse3 (and .cse4 .cse2))) v_~b$r_buff1_thd4~0_66 0)) 256) 0) 0 1)) (= v_~b~0_72 (ite (not (= (mod (ite .cse5 0 1) 256) 0)) v_~b$mem_tmp~0_20 v_~__unbuffered_p3_EBX~0_18)) (= v_~b$flush_delayed~0_33 0) (= (ite (= (mod (ite .cse0 v_~b$w_buff0_used~0_138 (ite .cse6 v_~b$w_buff0_used~0_138 (ite .cse7 0 v_~b$w_buff0_used~0_138))) 256) 0) 0 1) v_~b$w_buff0_used~0_137) (= (ite (= (mod (ite .cse0 v_~b$r_buff0_thd4~0_68 (ite (or (and .cse1 .cse8) .cse3 .cse9) v_~b$r_buff0_thd4~0_68 (ite (and .cse10 (not .cse3)) 0 v_~b$r_buff0_thd4~0_68))) 256) 0) 0 1) v_~b$r_buff0_thd4~0_67) (= (ite (= (mod (ite .cse0 v_~b$w_buff1_used~0_127 (ite (or .cse11 .cse3 .cse9) v_~b$w_buff1_used~0_127 0)) 256) 0) 0 1) v_~b$w_buff1_used~0_126) (= v_~b$w_buff1~0_44 v_~b$w_buff1~0_43) (= (ite (= (mod |v_P3_#t~nondet3_19| 256) 0) 0 1) v_~weak$$choice0~0_7) (or (= |v_P3_#t~nondet3_19| 1) (= |v_P3_#t~nondet3_19| 0)) (= v_~b$w_buff0~0_53 v_~b$w_buff0~0_52) (= v_~b$mem_tmp~0_20 v_~b~0_73) (= (ite .cse6 v_~b~0_73 (ite .cse7 v_~b$w_buff0~0_53 v_~b$w_buff1~0_44)) v_~__unbuffered_p3_EBX~0_18) (or (= |v_P3_#t~nondet4_27| 0) (= |v_P3_#t~nondet4_27| 1)) (= (ite (= (mod |v_P3_#t~nondet4_27| 256) 0) 0 1) v_~weak$$choice2~0_30))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_138, ~b~0=v_~b~0_73, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_127, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_66, ~b$w_buff1~0=v_~b$w_buff1~0_44, ~b$w_buff0~0=v_~b$w_buff0~0_53, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_68} OutVars{~b$mem_tmp~0=v_~b$mem_tmp~0_20, ~b$flush_delayed~0=v_~b$flush_delayed~0_33, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_18, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_137, P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~b~0=v_~b~0_72, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_126, ~b$r_buff1_thd4~0=v_~b$r_buff1_thd4~0_65, ~b$w_buff1~0=v_~b$w_buff1~0_43, ~b$w_buff0~0=v_~b$w_buff0~0_52, ~weak$$choice2~0=v_~weak$$choice2~0_30, ~b$r_buff0_thd4~0=v_~b$r_buff0_thd4~0_67, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} AuxVars[|v_P3_#t~nondet3_19|, |v_P3_#t~nondet4_27|] AssignedVars[~b$mem_tmp~0, ~b$flush_delayed~0, ~__unbuffered_p3_EBX~0, ~b$w_buff0_used~0, P3Thread1of1ForFork2_#t~nondet4, ~weak$$choice0~0, ~b~0, ~b$w_buff1_used~0, ~b$r_buff1_thd4~0, ~b$w_buff1~0, ~b$w_buff0~0, ~weak$$choice2~0, ~b$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet3][105], [24#P0EXITtrue, 59#true, 63#true, Black: 120#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0)), 133#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 43#L847true, Black: 122#(and (= ~b$r_buff0_thd4~0 0) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (<= 0 (div ~b$w_buff0_used~0 256)) (<= (mod ~b$w_buff0_used~0 256) 0) (not (= ~b~0 0)) (= 0 ~b$r_buff1_thd2~0)), 149#(= ~y~0 1), Black: 137#(and (<= 1 ~main$tmp_guard1~0) (or (< 0 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (< (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 254) 0)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 131#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), Black: 135#(and (<= 1 ~main$tmp_guard1~0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 129#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (= ~b$r_buff0_thd3~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0)))), 57#true, 115#(and (<= ~__unbuffered_cnt~0 3) (<= (mod ~main$tmp_guard0~0 256) 0)), 17#L879true, Black: 125#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~z~0))), 51#P2EXITtrue, Black: 121#(and (= ~b$r_buff0_thd4~0 0) (= ~b$r_buff0_thd1~0 1) (= 0 ~b$r_buff1_thd3~0) (= ~b$r_buff0_thd2~0 0) (= ~b~0 0) (not (= ~b$w_buff0~0 0)) (= ~b$r_buff0_thd3~0 0) (= 0 ~b$r_buff1_thd4~0) (= ~b$w_buff0_used~0 1) (= 0 ~b$r_buff1_thd2~0)), 61#true, 28#P1EXITtrue]) [2024-11-19 01:34:14,601 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2024-11-19 01:34:14,601 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2024-11-19 01:34:14,601 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2024-11-19 01:34:14,601 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2024-11-19 01:34:14,774 INFO L124 PetriNetUnfolderBase]: 17688/28910 cut-off events. [2024-11-19 01:34:14,774 INFO L125 PetriNetUnfolderBase]: For 26979/28188 co-relation queries the response was YES. [2024-11-19 01:34:14,928 INFO L83 FinitePrefix]: Finished finitePrefix Result has 78048 conditions, 28910 events. 17688/28910 cut-off events. For 26979/28188 co-relation queries the response was YES. Maximal size of possible extension queue 1596. Compared 241531 event pairs, 4268 based on Foata normal form. 548/27671 useless extension candidates. Maximal degree in co-relation 78028. Up to 10316 conditions per place. [2024-11-19 01:34:14,976 INFO L140 encePairwiseOnDemand]: 45/50 looper letters, 59 selfloop transitions, 3 changer transitions 51/154 dead transitions. [2024-11-19 01:34:14,977 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 154 transitions, 896 flow [2024-11-19 01:34:14,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 01:34:14,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-19 01:34:14,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 190 transitions. [2024-11-19 01:34:14,978 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6333333333333333 [2024-11-19 01:34:14,978 INFO L175 Difference]: Start difference. First operand has 76 places, 91 transitions, 410 flow. Second operand 6 states and 190 transitions. [2024-11-19 01:34:14,978 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 154 transitions, 896 flow [2024-11-19 01:34:15,008 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 154 transitions, 890 flow, removed 3 selfloop flow, removed 2 redundant places. [2024-11-19 01:34:15,009 INFO L231 Difference]: Finished difference. Result has 81 places, 86 transitions, 407 flow [2024-11-19 01:34:15,009 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=406, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=407, PETRI_PLACES=81, PETRI_TRANSITIONS=86} [2024-11-19 01:34:15,010 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 23 predicate places. [2024-11-19 01:34:15,010 INFO L471 AbstractCegarLoop]: Abstraction has has 81 places, 86 transitions, 407 flow [2024-11-19 01:34:15,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:15,010 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 01:34:15,011 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 01:34:15,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-19 01:34:15,011 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-19 01:34:15,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 01:34:15,011 INFO L85 PathProgramCache]: Analyzing trace with hash 1400149616, now seen corresponding path program 3 times [2024-11-19 01:34:15,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 01:34:15,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739170743] [2024-11-19 01:34:15,011 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-19 01:34:15,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 01:34:15,103 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-19 01:34:15,104 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-19 01:34:15,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 01:34:15,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 01:34:15,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739170743] [2024-11-19 01:34:15,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739170743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 01:34:15,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 01:34:15,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-19 01:34:15,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342927561] [2024-11-19 01:34:15,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 01:34:15,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 01:34:15,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 01:34:15,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 01:34:15,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-19 01:34:15,305 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2024-11-19 01:34:15,306 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 86 transitions, 407 flow. Second operand has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:15,306 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 01:34:15,306 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2024-11-19 01:34:15,306 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 01:34:19,688 INFO L124 PetriNetUnfolderBase]: 26937/43578 cut-off events. [2024-11-19 01:34:19,689 INFO L125 PetriNetUnfolderBase]: For 40439/42027 co-relation queries the response was YES. [2024-11-19 01:34:19,880 INFO L83 FinitePrefix]: Finished finitePrefix Result has 116813 conditions, 43578 events. 26937/43578 cut-off events. For 40439/42027 co-relation queries the response was YES. Maximal size of possible extension queue 2603. Compared 382148 event pairs, 8690 based on Foata normal form. 277/40571 useless extension candidates. Maximal degree in co-relation 116790. Up to 16008 conditions per place. [2024-11-19 01:34:19,912 INFO L140 encePairwiseOnDemand]: 45/50 looper letters, 36 selfloop transitions, 1 changer transitions 77/147 dead transitions. [2024-11-19 01:34:19,912 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 147 transitions, 860 flow [2024-11-19 01:34:19,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 01:34:19,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-19 01:34:19,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 193 transitions. [2024-11-19 01:34:19,913 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6433333333333333 [2024-11-19 01:34:19,913 INFO L175 Difference]: Start difference. First operand has 81 places, 86 transitions, 407 flow. Second operand 6 states and 193 transitions. [2024-11-19 01:34:19,913 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 147 transitions, 860 flow [2024-11-19 01:34:20,040 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 147 transitions, 853 flow, removed 3 selfloop flow, removed 3 redundant places. [2024-11-19 01:34:20,045 INFO L231 Difference]: Finished difference. Result has 85 places, 63 transitions, 285 flow [2024-11-19 01:34:20,045 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=402, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=285, PETRI_PLACES=85, PETRI_TRANSITIONS=63} [2024-11-19 01:34:20,046 INFO L277 CegarLoopForPetriNet]: 58 programPoint places, 27 predicate places. [2024-11-19 01:34:20,046 INFO L471 AbstractCegarLoop]: Abstraction has has 85 places, 63 transitions, 285 flow [2024-11-19 01:34:20,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 01:34:20,046 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 01:34:20,046 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 01:34:20,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-19 01:34:20,046 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-19 01:34:20,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 01:34:20,048 INFO L85 PathProgramCache]: Analyzing trace with hash 702854480, now seen corresponding path program 4 times [2024-11-19 01:34:20,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 01:34:20,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365483214] [2024-11-19 01:34:20,048 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-19 01:34:20,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 01:34:20,148 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-19 01:34:20,148 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 01:34:20,149 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 01:34:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 01:34:20,255 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 01:34:20,255 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-19 01:34:20,256 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-11-19 01:34:20,258 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2024-11-19 01:34:20,258 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-11-19 01:34:20,258 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-11-19 01:34:20,258 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-11-19 01:34:20,258 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-11-19 01:34:20,258 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-11-19 01:34:20,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-19 01:34:20,259 INFO L407 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1] [2024-11-19 01:34:20,347 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-19 01:34:20,348 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 01:34:20,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 01:34:20 BasicIcfg [2024-11-19 01:34:20,353 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 01:34:20,354 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 01:34:20,354 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 01:34:20,354 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 01:34:20,354 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 01:34:02" (3/4) ... [2024-11-19 01:34:20,355 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-19 01:34:20,443 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-19 01:34:20,443 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 01:34:20,445 INFO L158 Benchmark]: Toolchain (without parser) took 19368.19ms. Allocated memory was 178.3MB in the beginning and 3.8GB in the end (delta: 3.6GB). Free memory was 120.7MB in the beginning and 3.1GB in the end (delta: -2.9GB). Peak memory consumption was 681.2MB. Max. memory is 16.1GB. [2024-11-19 01:34:20,445 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 01:34:20,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.61ms. Allocated memory is still 178.3MB. Free memory was 120.7MB in the beginning and 130.4MB in the end (delta: -9.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-19 01:34:20,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.88ms. Allocated memory is still 178.3MB. Free memory was 130.4MB in the beginning and 128.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 01:34:20,446 INFO L158 Benchmark]: Boogie Preprocessor took 39.79ms. Allocated memory is still 178.3MB. Free memory was 128.3MB in the beginning and 124.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 01:34:20,446 INFO L158 Benchmark]: RCFGBuilder took 613.35ms. Allocated memory is still 178.3MB. Free memory was 124.1MB in the beginning and 66.2MB in the end (delta: 57.9MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-19 01:34:20,446 INFO L158 Benchmark]: TraceAbstraction took 18094.39ms. Allocated memory was 178.3MB in the beginning and 3.8GB in the end (delta: 3.6GB). Free memory was 65.4MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 608.3MB. Max. memory is 16.1GB. [2024-11-19 01:34:20,447 INFO L158 Benchmark]: Witness Printer took 90.73ms. Allocated memory is still 3.8GB. Free memory was 3.1GB in the beginning and 3.1GB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-19 01:34:20,448 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.61ms. Allocated memory is still 178.3MB. Free memory was 120.7MB in the beginning and 130.4MB in the end (delta: -9.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.88ms. Allocated memory is still 178.3MB. Free memory was 130.4MB in the beginning and 128.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.79ms. Allocated memory is still 178.3MB. Free memory was 128.3MB in the beginning and 124.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 613.35ms. Allocated memory is still 178.3MB. Free memory was 124.1MB in the beginning and 66.2MB in the end (delta: 57.9MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * TraceAbstraction took 18094.39ms. Allocated memory was 178.3MB in the beginning and 3.8GB in the end (delta: 3.6GB). Free memory was 65.4MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 608.3MB. Max. memory is 16.1GB. * Witness Printer took 90.73ms. Allocated memory is still 3.8GB. Free memory was 3.1GB in the beginning and 3.1GB 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$$choice2=1, x=1, y=1, z=2] [L770] 1 b = b$w_buff0_used && b$r_buff0_thd1 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd1 ? b$w_buff1 : b) [L771] 1 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$w_buff0_used [L772] 1 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$w_buff1_used [L773] 1 b$r_buff0_thd1 = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$r_buff0_thd1 [L774] 1 b$r_buff1_thd1 = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$r_buff1_thd1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L777] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L817] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L849] 4 b = b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd4 ? b$w_buff1 : b) [L850] 4 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used [L851] 4 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$w_buff1_used [L852] 4 b$r_buff0_thd4 = b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4 [L853] 4 b$r_buff1_thd4 = b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$r_buff1_thd4 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L856] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L880] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1129=-3, t1130=-2, t1131=-1, t1132=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L882] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) [L882] RET 0 assume_abort_if_not(main$tmp_guard0) [L884] 0 b = b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L885] 0 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$w_buff0_used [L886] 0 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$w_buff1_used [L887] 0 b$r_buff0_thd0 = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$r_buff0_thd0 [L888] 0 b$r_buff1_thd0 = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$r_buff1_thd0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1129=-3, t1130=-2, t1131=-1, t1132=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L891] 0 main$tmp_guard1 = !(z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1129=-3, t1130=-2, t1131=-1, t1132=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L893] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] [L18] 0 reach_error() VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=1, x=1, y=1, z=2] - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 874]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 872]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 876]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 85 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 17.9s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 14.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 668 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 641 mSDsluCounter, 278 SdHoareTripleChecker+Invalid, 1.2s 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, 2.6s InterpolantComputationTime, 250 NumberOfCodeBlocks, 250 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 204 ConstructedInterpolants, 0 QuantifiedInterpolants, 1162 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-11-19 01:34:20,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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