/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix004.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-a802222-m [2022-12-11 18:56:17,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-11 18:56:17,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-11 18:56:17,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-11 18:56:17,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-11 18:56:17,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-11 18:56:17,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-11 18:56:17,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-11 18:56:17,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-11 18:56:17,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-11 18:56:17,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-11 18:56:17,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-11 18:56:17,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-11 18:56:17,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-11 18:56:17,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-11 18:56:17,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-11 18:56:17,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-11 18:56:17,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-11 18:56:17,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-11 18:56:17,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-11 18:56:17,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-11 18:56:17,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-11 18:56:17,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-11 18:56:17,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-11 18:56:17,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-11 18:56:17,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-11 18:56:17,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-11 18:56:17,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-11 18:56:17,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-11 18:56:17,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-11 18:56:17,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-11 18:56:17,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-11 18:56:17,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-11 18:56:17,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-11 18:56:17,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-11 18:56:17,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-11 18:56:17,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-11 18:56:17,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-11 18:56:17,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-11 18:56:17,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-11 18:56:17,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-11 18:56:17,642 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2022-12-11 18:56:17,656 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-11 18:56:17,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-11 18:56:17,657 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-11 18:56:17,657 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-11 18:56:17,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-11 18:56:17,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-11 18:56:17,658 INFO L138 SettingsManager]: * Use SBE=true [2022-12-11 18:56:17,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-11 18:56:17,658 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-11 18:56:17,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-11 18:56:17,659 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-11 18:56:17,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-11 18:56:17,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-11 18:56:17,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-11 18:56:17,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-11 18:56:17,659 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-11 18:56:17,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-11 18:56:17,659 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-11 18:56:17,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-11 18:56:17,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-11 18:56:17,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-11 18:56:17,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-11 18:56:17,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-11 18:56:17,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-11 18:56:17,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-11 18:56:17,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-11 18:56:17,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-11 18:56:17,661 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-11 18:56:17,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-11 18:56:17,661 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-11 18:56:17,661 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-11 18:56:17,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-11 18:56:17,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-11 18:56:17,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-11 18:56:17,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-11 18:56:17,954 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-11 18:56:17,967 INFO L275 PluginConnector]: CDTParser initialized [2022-12-11 18:56:17,968 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix004.oepc.i [2022-12-11 18:56:19,024 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-11 18:56:19,254 INFO L351 CDTParser]: Found 1 translation units. [2022-12-11 18:56:19,254 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix004.oepc.i [2022-12-11 18:56:19,265 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d598f79/bb476b8b9df3457cbc3a35effc469419/FLAGb2d1740eb [2022-12-11 18:56:19,277 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d598f79/bb476b8b9df3457cbc3a35effc469419 [2022-12-11 18:56:19,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-11 18:56:19,279 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-11 18:56:19,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-11 18:56:19,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-11 18:56:19,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-11 18:56:19,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f8588ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19, skipping insertion in model container [2022-12-11 18:56:19,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-11 18:56:19,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-11 18:56:19,408 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix004.oepc.i[945,958] [2022-12-11 18:56:19,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,528 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,528 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,529 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,529 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,542 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,543 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,543 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,546 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,547 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,547 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,547 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,547 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,547 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,548 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,552 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,552 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,552 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,553 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,553 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,554 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,555 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,555 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,570 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,570 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,570 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,582 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-11 18:56:19,592 INFO L203 MainTranslator]: Completed pre-run [2022-12-11 18:56:19,601 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix004.oepc.i[945,958] [2022-12-11 18:56:19,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,622 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,622 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,622 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,622 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,633 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,633 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,633 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,634 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,634 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,634 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,634 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,634 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,637 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,641 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,642 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,642 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,651 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,652 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,652 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,654 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,654 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 18:56:19,657 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 18:56:19,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-11 18:56:19,691 INFO L208 MainTranslator]: Completed translation [2022-12-11 18:56:19,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19 WrapperNode [2022-12-11 18:56:19,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-11 18:56:19,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-11 18:56:19,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-11 18:56:19,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-11 18:56:19,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,727 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,753 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2022-12-11 18:56:19,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-11 18:56:19,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-11 18:56:19,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-11 18:56:19,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-11 18:56:19,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,780 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-11 18:56:19,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-11 18:56:19,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-11 18:56:19,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-11 18:56:19,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (1/1) ... [2022-12-11 18:56:19,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-11 18:56:19,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-11 18:56:19,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-11 18:56:19,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-11 18:56:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-11 18:56:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-11 18:56:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-11 18:56:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-11 18:56:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-11 18:56:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-11 18:56:19,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-11 18:56:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-11 18:56:19,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-11 18:56:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-11 18:56:19,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-11 18:56:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-12-11 18:56:19,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-12-11 18:56:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-11 18:56:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-11 18:56:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-11 18:56:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-11 18:56:19,882 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-11 18:56:20,004 INFO L236 CfgBuilder]: Building ICFG [2022-12-11 18:56:20,006 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-11 18:56:20,305 INFO L277 CfgBuilder]: Performing block encoding [2022-12-11 18:56:20,401 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-11 18:56:20,401 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-11 18:56:20,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.12 06:56:20 BoogieIcfgContainer [2022-12-11 18:56:20,405 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-11 18:56:20,408 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-11 18:56:20,408 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-11 18:56:20,410 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-11 18:56:20,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.12 06:56:19" (1/3) ... [2022-12-11 18:56:20,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5797e679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.12 06:56:20, skipping insertion in model container [2022-12-11 18:56:20,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 06:56:19" (2/3) ... [2022-12-11 18:56:20,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5797e679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.12 06:56:20, skipping insertion in model container [2022-12-11 18:56:20,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.12 06:56:20" (3/3) ... [2022-12-11 18:56:20,412 INFO L112 eAbstractionObserver]: Analyzing ICFG mix004.oepc.i [2022-12-11 18:56:20,425 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-11 18:56:20,425 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-11 18:56:20,425 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-11 18:56:20,477 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-11 18:56:20,508 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 145 places, 134 transitions, 288 flow [2022-12-11 18:56:20,564 INFO L130 PetriNetUnfolder]: 2/130 cut-off events. [2022-12-11 18:56:20,565 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-11 18:56:20,570 INFO L83 FinitePrefix]: Finished finitePrefix Result has 143 conditions, 130 events. 2/130 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 75 event pairs, 0 based on Foata normal form. 0/126 useless extension candidates. Maximal degree in co-relation 89. Up to 2 conditions per place. [2022-12-11 18:56:20,570 INFO L82 GeneralOperation]: Start removeDead. Operand has 145 places, 134 transitions, 288 flow [2022-12-11 18:56:20,574 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 141 places, 130 transitions, 272 flow [2022-12-11 18:56:20,583 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-11 18:56:20,588 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@690a55d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-11 18:56:20,588 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-12-11 18:56:20,597 INFO L130 PetriNetUnfolder]: 0/50 cut-off events. [2022-12-11 18:56:20,597 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-11 18:56:20,597 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:20,598 INFO L214 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 18:56:20,598 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:20,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:20,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1595313969, now seen corresponding path program 1 times [2022-12-11 18:56:20,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:20,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063453614] [2022-12-11 18:56:20,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:20,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 18:56:20,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 18:56:20,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 18:56:20,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063453614] [2022-12-11 18:56:20,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063453614] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 18:56:20,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 18:56:20,956 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-11 18:56:20,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430676763] [2022-12-11 18:56:20,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 18:56:20,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-11 18:56:20,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 18:56:21,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-11 18:56:21,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-11 18:56:21,033 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 134 [2022-12-11 18:56:21,037 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 130 transitions, 272 flow. Second operand has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:21,038 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 18:56:21,038 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 134 [2022-12-11 18:56:21,038 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 18:56:21,276 INFO L130 PetriNetUnfolder]: 162/614 cut-off events. [2022-12-11 18:56:21,276 INFO L131 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2022-12-11 18:56:21,283 INFO L83 FinitePrefix]: Finished finitePrefix Result has 920 conditions, 614 events. 162/614 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 3438 event pairs, 132 based on Foata normal form. 50/629 useless extension candidates. Maximal degree in co-relation 863. Up to 191 conditions per place. [2022-12-11 18:56:21,287 INFO L137 encePairwiseOnDemand]: 129/134 looper letters, 18 selfloop transitions, 2 changer transitions 0/134 dead transitions. [2022-12-11 18:56:21,287 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 134 transitions, 329 flow [2022-12-11 18:56:21,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-11 18:56:21,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-11 18:56:21,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 379 transitions. [2022-12-11 18:56:21,301 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.9427860696517413 [2022-12-11 18:56:21,302 INFO L175 Difference]: Start difference. First operand has 141 places, 130 transitions, 272 flow. Second operand 3 states and 379 transitions. [2022-12-11 18:56:21,303 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 134 transitions, 329 flow [2022-12-11 18:56:21,307 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 134 transitions, 322 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-12-11 18:56:21,310 INFO L231 Difference]: Finished difference. Result has 137 places, 126 transitions, 264 flow [2022-12-11 18:56:21,311 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=264, PETRI_PLACES=137, PETRI_TRANSITIONS=126} [2022-12-11 18:56:21,314 INFO L295 CegarLoopForPetriNet]: 141 programPoint places, -4 predicate places. [2022-12-11 18:56:21,314 INFO L495 AbstractCegarLoop]: Abstraction has has 137 places, 126 transitions, 264 flow [2022-12-11 18:56:21,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:21,314 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:21,315 INFO L214 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, 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, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 18:56:21,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-11 18:56:21,315 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:21,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:21,317 INFO L85 PathProgramCache]: Analyzing trace with hash 63003406, now seen corresponding path program 1 times [2022-12-11 18:56:21,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:21,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848919014] [2022-12-11 18:56:21,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:21,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 18:56:21,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 18:56:21,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 18:56:21,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848919014] [2022-12-11 18:56:21,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848919014] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 18:56:21,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 18:56:21,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 18:56:21,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739140126] [2022-12-11 18:56:21,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 18:56:21,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 18:56:21,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 18:56:21,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 18:56:21,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-11 18:56:21,746 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 134 [2022-12-11 18:56:21,747 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 126 transitions, 264 flow. Second operand has 7 states, 7 states have (on average 103.42857142857143) internal successors, (724), 7 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:21,747 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 18:56:21,747 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 134 [2022-12-11 18:56:21,747 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 18:56:23,513 INFO L130 PetriNetUnfolder]: 6157/12958 cut-off events. [2022-12-11 18:56:23,513 INFO L131 PetriNetUnfolder]: For 568/568 co-relation queries the response was YES. [2022-12-11 18:56:23,543 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22096 conditions, 12958 events. 6157/12958 cut-off events. For 568/568 co-relation queries the response was YES. Maximal size of possible extension queue 628. Compared 117394 event pairs, 957 based on Foata normal form. 0/12733 useless extension candidates. Maximal degree in co-relation 22035. Up to 4372 conditions per place. [2022-12-11 18:56:23,569 INFO L137 encePairwiseOnDemand]: 126/134 looper letters, 33 selfloop transitions, 4 changer transitions 78/201 dead transitions. [2022-12-11 18:56:23,569 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 201 transitions, 636 flow [2022-12-11 18:56:23,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-11 18:56:23,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-11 18:56:23,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1116 transitions. [2022-12-11 18:56:23,572 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8328358208955224 [2022-12-11 18:56:23,572 INFO L175 Difference]: Start difference. First operand has 137 places, 126 transitions, 264 flow. Second operand 10 states and 1116 transitions. [2022-12-11 18:56:23,572 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 201 transitions, 636 flow [2022-12-11 18:56:23,573 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 201 transitions, 618 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-11 18:56:23,575 INFO L231 Difference]: Finished difference. Result has 151 places, 114 transitions, 260 flow [2022-12-11 18:56:23,575 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=260, PETRI_PLACES=151, PETRI_TRANSITIONS=114} [2022-12-11 18:56:23,576 INFO L295 CegarLoopForPetriNet]: 141 programPoint places, 10 predicate places. [2022-12-11 18:56:23,576 INFO L495 AbstractCegarLoop]: Abstraction has has 151 places, 114 transitions, 260 flow [2022-12-11 18:56:23,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 103.42857142857143) internal successors, (724), 7 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:23,576 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:23,577 INFO L214 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 18:56:23,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-11 18:56:23,577 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:23,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:23,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1667945487, now seen corresponding path program 1 times [2022-12-11 18:56:23,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:23,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887529866] [2022-12-11 18:56:23,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:23,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 18:56:23,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 18:56:23,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 18:56:23,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887529866] [2022-12-11 18:56:23,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887529866] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 18:56:23,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 18:56:23,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 18:56:23,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112125895] [2022-12-11 18:56:23,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 18:56:23,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 18:56:23,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 18:56:23,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 18:56:23,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-11 18:56:23,756 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 134 [2022-12-11 18:56:23,757 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 114 transitions, 260 flow. Second operand has 7 states, 7 states have (on average 103.57142857142857) internal successors, (725), 7 states have internal predecessors, (725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:23,757 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 18:56:23,757 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 134 [2022-12-11 18:56:23,757 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 18:56:24,717 INFO L130 PetriNetUnfolder]: 4062/6615 cut-off events. [2022-12-11 18:56:24,718 INFO L131 PetriNetUnfolder]: For 1416/1416 co-relation queries the response was YES. [2022-12-11 18:56:24,728 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13951 conditions, 6615 events. 4062/6615 cut-off events. For 1416/1416 co-relation queries the response was YES. Maximal size of possible extension queue 380. Compared 42654 event pairs, 558 based on Foata normal form. 144/6679 useless extension candidates. Maximal degree in co-relation 13881. Up to 3207 conditions per place. [2022-12-11 18:56:24,750 INFO L137 encePairwiseOnDemand]: 128/134 looper letters, 36 selfloop transitions, 2 changer transitions 58/182 dead transitions. [2022-12-11 18:56:24,752 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 182 transitions, 611 flow [2022-12-11 18:56:24,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-11 18:56:24,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-11 18:56:24,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1007 transitions. [2022-12-11 18:56:24,757 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8349917081260365 [2022-12-11 18:56:24,757 INFO L175 Difference]: Start difference. First operand has 151 places, 114 transitions, 260 flow. Second operand 9 states and 1007 transitions. [2022-12-11 18:56:24,757 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 182 transitions, 611 flow [2022-12-11 18:56:24,818 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 182 transitions, 573 flow, removed 14 selfloop flow, removed 9 redundant places. [2022-12-11 18:56:24,821 INFO L231 Difference]: Finished difference. Result has 139 places, 114 transitions, 260 flow [2022-12-11 18:56:24,821 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=240, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=260, PETRI_PLACES=139, PETRI_TRANSITIONS=114} [2022-12-11 18:56:24,822 INFO L295 CegarLoopForPetriNet]: 141 programPoint places, -2 predicate places. [2022-12-11 18:56:24,822 INFO L495 AbstractCegarLoop]: Abstraction has has 139 places, 114 transitions, 260 flow [2022-12-11 18:56:24,823 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 103.57142857142857) internal successors, (725), 7 states have internal predecessors, (725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:24,823 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:24,823 INFO L214 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 18:56:24,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-11 18:56:24,823 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:24,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:24,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1616177498, now seen corresponding path program 1 times [2022-12-11 18:56:24,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:24,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085717404] [2022-12-11 18:56:24,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:24,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 18:56:25,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 18:56:25,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 18:56:25,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085717404] [2022-12-11 18:56:25,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085717404] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 18:56:25,014 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 18:56:25,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-11 18:56:25,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628879284] [2022-12-11 18:56:25,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 18:56:25,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-11 18:56:25,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 18:56:25,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-11 18:56:25,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-11 18:56:25,016 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 134 [2022-12-11 18:56:25,017 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 114 transitions, 260 flow. Second operand has 6 states, 6 states have (on average 109.0) internal successors, (654), 6 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:25,017 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 18:56:25,017 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 134 [2022-12-11 18:56:25,017 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 18:56:25,851 INFO L130 PetriNetUnfolder]: 4140/7243 cut-off events. [2022-12-11 18:56:25,851 INFO L131 PetriNetUnfolder]: For 433/433 co-relation queries the response was YES. [2022-12-11 18:56:25,864 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14042 conditions, 7243 events. 4140/7243 cut-off events. For 433/433 co-relation queries the response was YES. Maximal size of possible extension queue 525. Compared 54761 event pairs, 187 based on Foata normal form. 0/7114 useless extension candidates. Maximal degree in co-relation 13978. Up to 2233 conditions per place. [2022-12-11 18:56:25,882 INFO L137 encePairwiseOnDemand]: 123/134 looper letters, 38 selfloop transitions, 7 changer transitions 60/196 dead transitions. [2022-12-11 18:56:25,883 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 196 transitions, 640 flow [2022-12-11 18:56:25,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-11 18:56:25,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-11 18:56:25,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1177 transitions. [2022-12-11 18:56:25,885 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8783582089552239 [2022-12-11 18:56:25,885 INFO L175 Difference]: Start difference. First operand has 139 places, 114 transitions, 260 flow. Second operand 10 states and 1177 transitions. [2022-12-11 18:56:25,885 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 196 transitions, 640 flow [2022-12-11 18:56:25,897 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 196 transitions, 624 flow, removed 6 selfloop flow, removed 8 redundant places. [2022-12-11 18:56:25,901 INFO L231 Difference]: Finished difference. Result has 140 places, 117 transitions, 310 flow [2022-12-11 18:56:25,901 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=244, PETRI_DIFFERENCE_MINUEND_PLACES=125, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=310, PETRI_PLACES=140, PETRI_TRANSITIONS=117} [2022-12-11 18:56:25,902 INFO L295 CegarLoopForPetriNet]: 141 programPoint places, -1 predicate places. [2022-12-11 18:56:25,903 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 117 transitions, 310 flow [2022-12-11 18:56:25,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 109.0) internal successors, (654), 6 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:25,903 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:25,903 INFO L214 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 18:56:25,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-11 18:56:25,904 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:25,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:25,904 INFO L85 PathProgramCache]: Analyzing trace with hash 244640142, now seen corresponding path program 1 times [2022-12-11 18:56:25,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:25,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120154260] [2022-12-11 18:56:25,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:25,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 18:56:26,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 18:56:26,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 18:56:26,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120154260] [2022-12-11 18:56:26,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120154260] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 18:56:26,108 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 18:56:26,108 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 18:56:26,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936644215] [2022-12-11 18:56:26,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 18:56:26,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 18:56:26,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 18:56:26,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 18:56:26,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-11 18:56:26,112 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 134 [2022-12-11 18:56:26,113 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 117 transitions, 310 flow. Second operand has 7 states, 7 states have (on average 102.28571428571429) internal successors, (716), 7 states have internal predecessors, (716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:26,113 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 18:56:26,113 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 134 [2022-12-11 18:56:26,113 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 18:56:27,738 INFO L130 PetriNetUnfolder]: 7004/13725 cut-off events. [2022-12-11 18:56:27,739 INFO L131 PetriNetUnfolder]: For 5531/6849 co-relation queries the response was YES. [2022-12-11 18:56:27,776 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30811 conditions, 13725 events. 7004/13725 cut-off events. For 5531/6849 co-relation queries the response was YES. Maximal size of possible extension queue 731. Compared 122957 event pairs, 1364 based on Foata normal form. 304/13451 useless extension candidates. Maximal degree in co-relation 30740. Up to 4126 conditions per place. [2022-12-11 18:56:27,829 INFO L137 encePairwiseOnDemand]: 120/134 looper letters, 84 selfloop transitions, 24 changer transitions 0/195 dead transitions. [2022-12-11 18:56:27,829 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 195 transitions, 688 flow [2022-12-11 18:56:27,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-11 18:56:27,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-12-11 18:56:27,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1199 transitions. [2022-12-11 18:56:27,832 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8134328358208955 [2022-12-11 18:56:27,832 INFO L175 Difference]: Start difference. First operand has 140 places, 117 transitions, 310 flow. Second operand 11 states and 1199 transitions. [2022-12-11 18:56:27,832 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 195 transitions, 688 flow [2022-12-11 18:56:27,852 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 195 transitions, 673 flow, removed 3 selfloop flow, removed 5 redundant places. [2022-12-11 18:56:27,854 INFO L231 Difference]: Finished difference. Result has 147 places, 136 transitions, 467 flow [2022-12-11 18:56:27,854 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=295, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=467, PETRI_PLACES=147, PETRI_TRANSITIONS=136} [2022-12-11 18:56:27,854 INFO L295 CegarLoopForPetriNet]: 141 programPoint places, 6 predicate places. [2022-12-11 18:56:27,854 INFO L495 AbstractCegarLoop]: Abstraction has has 147 places, 136 transitions, 467 flow [2022-12-11 18:56:27,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 102.28571428571429) internal successors, (716), 7 states have internal predecessors, (716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:27,855 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:27,855 INFO L214 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 18:56:27,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-11 18:56:27,855 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:27,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:27,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1073483084, now seen corresponding path program 2 times [2022-12-11 18:56:27,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:27,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402335188] [2022-12-11 18:56:27,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:27,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 18:56:28,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 18:56:28,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 18:56:28,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402335188] [2022-12-11 18:56:28,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402335188] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 18:56:28,017 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 18:56:28,017 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 18:56:28,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446189530] [2022-12-11 18:56:28,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 18:56:28,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 18:56:28,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 18:56:28,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 18:56:28,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-11 18:56:28,019 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 134 [2022-12-11 18:56:28,020 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 136 transitions, 467 flow. Second operand has 7 states, 7 states have (on average 109.0) internal successors, (763), 7 states have internal predecessors, (763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:28,020 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 18:56:28,020 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 134 [2022-12-11 18:56:28,020 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 18:56:28,917 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][142], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), Black: 153#(= ~__unbuffered_p3_EAX~0 0), 254#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 36#L883true, P2Thread1of1ForFork0InUse, 125#L780true, P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 17#L849true, P1Thread1of1ForFork3InUse, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 28#L790true, Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1)]) [2022-12-11 18:56:28,918 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-11 18:56:28,918 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:28,918 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:28,918 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:28,954 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][142], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), 132#L800true, Black: 153#(= ~__unbuffered_p3_EAX~0 0), 36#L883true, 254#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P2Thread1of1ForFork0InUse, P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 17#L849true, 4#L770true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1)]) [2022-12-11 18:56:28,954 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-11 18:56:28,954 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:28,954 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:28,955 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:29,000 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][166], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), Black: 153#(= ~__unbuffered_p3_EAX~0 0), 266#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P2Thread1of1ForFork0InUse, 125#L780true, P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 17#L849true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 28#L790true, Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1), 23#L884true]) [2022-12-11 18:56:29,001 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 18:56:29,001 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:29,001 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:29,001 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:29,039 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][166], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), 132#L800true, Black: 153#(= ~__unbuffered_p3_EAX~0 0), 266#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P2Thread1of1ForFork0InUse, P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 17#L849true, 4#L770true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1), 23#L884true]) [2022-12-11 18:56:29,039 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 18:56:29,039 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:29,039 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:29,039 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:29,084 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][166], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), 79#L2true, Black: 153#(= ~__unbuffered_p3_EAX~0 0), 266#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P2Thread1of1ForFork0InUse, 125#L780true, P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 17#L849true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 28#L790true, Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1)]) [2022-12-11 18:56:29,085 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 18:56:29,085 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:29,085 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:29,085 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:29,126 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][166], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), 132#L800true, 79#L2true, Black: 153#(= ~__unbuffered_p3_EAX~0 0), 266#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P2Thread1of1ForFork0InUse, P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 17#L849true, 4#L770true, P1Thread1of1ForFork3InUse, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1)]) [2022-12-11 18:56:29,126 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 18:56:29,127 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:29,127 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:29,127 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:29,170 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][180], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), Black: 153#(= ~__unbuffered_p3_EAX~0 0), P2Thread1of1ForFork0InUse, 125#L780true, P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 65#L3true, 17#L849true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork3InUse, Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 268#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 28#L790true, Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1)]) [2022-12-11 18:56:29,170 INFO L382 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-12-11 18:56:29,170 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:29,170 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:29,170 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:29,217 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][180], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), 132#L800true, Black: 153#(= ~__unbuffered_p3_EAX~0 0), P2Thread1of1ForFork0InUse, P3Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 65#L3true, 17#L849true, 4#L770true, P1Thread1of1ForFork3InUse, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 268#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1)]) [2022-12-11 18:56:29,217 INFO L382 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-12-11 18:56:29,217 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:29,217 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:29,217 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:29,534 INFO L130 PetriNetUnfolder]: 6227/11996 cut-off events. [2022-12-11 18:56:29,534 INFO L131 PetriNetUnfolder]: For 18650/20299 co-relation queries the response was YES. [2022-12-11 18:56:29,578 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35718 conditions, 11996 events. 6227/11996 cut-off events. For 18650/20299 co-relation queries the response was YES. Maximal size of possible extension queue 779. Compared 102796 event pairs, 532 based on Foata normal form. 400/11983 useless extension candidates. Maximal degree in co-relation 35645. Up to 3206 conditions per place. [2022-12-11 18:56:29,622 INFO L137 encePairwiseOnDemand]: 124/134 looper letters, 89 selfloop transitions, 23 changer transitions 3/221 dead transitions. [2022-12-11 18:56:29,623 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 221 transitions, 1114 flow [2022-12-11 18:56:29,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-11 18:56:29,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-11 18:56:29,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1176 transitions. [2022-12-11 18:56:29,625 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8776119402985074 [2022-12-11 18:56:29,625 INFO L175 Difference]: Start difference. First operand has 147 places, 136 transitions, 467 flow. Second operand 10 states and 1176 transitions. [2022-12-11 18:56:29,625 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 221 transitions, 1114 flow [2022-12-11 18:56:29,645 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 221 transitions, 1103 flow, removed 1 selfloop flow, removed 2 redundant places. [2022-12-11 18:56:29,648 INFO L231 Difference]: Finished difference. Result has 159 places, 150 transitions, 664 flow [2022-12-11 18:56:29,648 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=456, PETRI_DIFFERENCE_MINUEND_PLACES=145, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=136, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=123, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=664, PETRI_PLACES=159, PETRI_TRANSITIONS=150} [2022-12-11 18:56:29,650 INFO L295 CegarLoopForPetriNet]: 141 programPoint places, 18 predicate places. [2022-12-11 18:56:29,650 INFO L495 AbstractCegarLoop]: Abstraction has has 159 places, 150 transitions, 664 flow [2022-12-11 18:56:29,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.0) internal successors, (763), 7 states have internal predecessors, (763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:29,651 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:29,651 INFO L214 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 18:56:29,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-11 18:56:29,653 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:29,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:29,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1408963950, now seen corresponding path program 1 times [2022-12-11 18:56:29,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:29,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962960385] [2022-12-11 18:56:29,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:29,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 18:56:29,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 18:56:29,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 18:56:29,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962960385] [2022-12-11 18:56:29,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962960385] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 18:56:29,908 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 18:56:29,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-11 18:56:29,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541726797] [2022-12-11 18:56:29,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 18:56:29,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-11 18:56:29,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 18:56:29,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-11 18:56:29,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-11 18:56:29,913 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 134 [2022-12-11 18:56:29,914 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 150 transitions, 664 flow. Second operand has 8 states, 8 states have (on average 109.125) internal successors, (873), 8 states have internal predecessors, (873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:29,914 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 18:56:29,914 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 134 [2022-12-11 18:56:29,914 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 18:56:31,206 INFO L130 PetriNetUnfolder]: 5455/10628 cut-off events. [2022-12-11 18:56:31,207 INFO L131 PetriNetUnfolder]: For 29150/30311 co-relation queries the response was YES. [2022-12-11 18:56:31,253 INFO L83 FinitePrefix]: Finished finitePrefix Result has 38219 conditions, 10628 events. 5455/10628 cut-off events. For 29150/30311 co-relation queries the response was YES. Maximal size of possible extension queue 757. Compared 92210 event pairs, 282 based on Foata normal form. 165/10481 useless extension candidates. Maximal degree in co-relation 38143. Up to 3045 conditions per place. [2022-12-11 18:56:31,290 INFO L137 encePairwiseOnDemand]: 124/134 looper letters, 93 selfloop transitions, 41 changer transitions 28/260 dead transitions. [2022-12-11 18:56:31,290 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 260 transitions, 1642 flow [2022-12-11 18:56:31,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-11 18:56:31,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-11 18:56:31,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1532 transitions. [2022-12-11 18:56:31,294 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8794489092996556 [2022-12-11 18:56:31,294 INFO L175 Difference]: Start difference. First operand has 159 places, 150 transitions, 664 flow. Second operand 13 states and 1532 transitions. [2022-12-11 18:56:31,294 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 260 transitions, 1642 flow [2022-12-11 18:56:31,841 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 260 transitions, 1559 flow, removed 38 selfloop flow, removed 2 redundant places. [2022-12-11 18:56:31,846 INFO L231 Difference]: Finished difference. Result has 172 places, 165 transitions, 932 flow [2022-12-11 18:56:31,847 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=581, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=932, PETRI_PLACES=172, PETRI_TRANSITIONS=165} [2022-12-11 18:56:31,847 INFO L295 CegarLoopForPetriNet]: 141 programPoint places, 31 predicate places. [2022-12-11 18:56:31,847 INFO L495 AbstractCegarLoop]: Abstraction has has 172 places, 165 transitions, 932 flow [2022-12-11 18:56:31,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 109.125) internal successors, (873), 8 states have internal predecessors, (873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:31,848 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:31,848 INFO L214 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 18:56:31,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-11 18:56:31,848 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:31,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:31,849 INFO L85 PathProgramCache]: Analyzing trace with hash -671626553, now seen corresponding path program 1 times [2022-12-11 18:56:31,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:31,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346840610] [2022-12-11 18:56:31,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:31,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 18:56:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 18:56:32,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 18:56:32,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346840610] [2022-12-11 18:56:32,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346840610] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 18:56:32,107 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 18:56:32,107 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-11 18:56:32,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579669435] [2022-12-11 18:56:32,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 18:56:32,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-11 18:56:32,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 18:56:32,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-11 18:56:32,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-11 18:56:32,109 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 134 [2022-12-11 18:56:32,110 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 165 transitions, 932 flow. Second operand has 9 states, 9 states have (on average 109.22222222222223) internal successors, (983), 9 states have internal predecessors, (983), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:32,110 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 18:56:32,110 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 134 [2022-12-11 18:56:32,111 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 18:56:32,841 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][143], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), P2Thread1of1ForFork0InUse, Black: 260#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 268#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, Black: 262#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, Black: 264#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P1Thread1of1ForFork3InUse, 317#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1), 287#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 153#(= ~__unbuffered_p3_EAX~0 0), 254#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 36#L883true, Black: 299#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 295#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 125#L780true, 17#L849true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 28#L790true, Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2022-12-11 18:56:32,841 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-11 18:56:32,841 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:32,841 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:32,841 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:32,888 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][143], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), P2Thread1of1ForFork0InUse, Black: 260#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 268#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, Black: 262#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, Black: 264#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P1Thread1of1ForFork3InUse, 317#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1), 287#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 132#L800true, Black: 153#(= ~__unbuffered_p3_EAX~0 0), 36#L883true, 254#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 299#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 295#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 17#L849true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 4#L770true, Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2022-12-11 18:56:32,888 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-11 18:56:32,888 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:32,888 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:32,888 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 18:56:32,956 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][162], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), P2Thread1of1ForFork0InUse, Black: 260#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 268#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, Black: 262#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, Black: 254#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 264#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P1Thread1of1ForFork3InUse, Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1), 23#L884true, Black: 153#(= ~__unbuffered_p3_EAX~0 0), 325#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 266#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 299#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 295#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 125#L780true, 17#L849true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 28#L790true, Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 293#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 18:56:32,956 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 18:56:32,956 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:32,956 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:32,956 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:33,005 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][162], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), P2Thread1of1ForFork0InUse, Black: 260#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 268#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, Black: 262#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 254#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, Black: 264#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P1Thread1of1ForFork3InUse, Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1), 23#L884true, 132#L800true, Black: 153#(= ~__unbuffered_p3_EAX~0 0), 266#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 325#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 299#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 295#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 17#L849true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 4#L770true, Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 293#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 18:56:33,005 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 18:56:33,006 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:33,006 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:33,006 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 18:56:33,125 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][162], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), 79#L2true, P2Thread1of1ForFork0InUse, Black: 260#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 268#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, Black: 262#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, Black: 254#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 264#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P1Thread1of1ForFork3InUse, Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1), Black: 153#(= ~__unbuffered_p3_EAX~0 0), 325#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 266#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 299#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 295#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 125#L780true, 17#L849true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 28#L790true, Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 293#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 18:56:33,125 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 18:56:33,125 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:33,125 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:33,125 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:33,170 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][162], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), 79#L2true, P2Thread1of1ForFork0InUse, Black: 260#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 268#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, Black: 262#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 254#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, Black: 264#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P1Thread1of1ForFork3InUse, Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1), 132#L800true, Black: 153#(= ~__unbuffered_p3_EAX~0 0), 266#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 325#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 299#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 295#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 17#L849true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 4#L770true, Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 293#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 18:56:33,171 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 18:56:33,171 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:33,171 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:33,171 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 18:56:33,213 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][173], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), P2Thread1of1ForFork0InUse, Black: 260#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, Black: 262#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 65#L3true, P0Thread1of1ForFork1InUse, Black: 254#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 264#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P1Thread1of1ForFork3InUse, Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1), 327#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 153#(= ~__unbuffered_p3_EAX~0 0), Black: 299#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 295#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 125#L780true, 17#L849true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 268#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 28#L790true, Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2022-12-11 18:56:33,214 INFO L382 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-12-11 18:56:33,214 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:33,214 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:33,214 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:33,251 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([409] L833-->L849: Formula: (let ((.cse3 (= (mod v_~a$r_buff1_thd4~0_56 256) 0)) (.cse5 (= (mod v_~a$r_buff0_thd4~0_58 256) 0))) (let ((.cse7 (not .cse5)) (.cse11 (= (mod v_~a$w_buff0_used~0_140 256) 0)) (.cse6 (and .cse5 .cse3)) (.cse8 (and (= (mod v_~a$w_buff1_used~0_127 256) 0) .cse5))) (let ((.cse1 (= (mod v_~a$w_buff1_used~0_126 256) 0)) (.cse4 (= (mod v_~a$w_buff0_used~0_139 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse9 (or .cse11 .cse6 .cse8)) (.cse10 (and .cse7 (not .cse11)))) (and (= v_~a$flush_delayed~0_23 0) (= v_~a$r_buff1_thd4~0_55 (ite .cse0 v_~a$r_buff1_thd4~0_56 (ite (let ((.cse2 (= (mod v_~a$r_buff0_thd4~0_57 256) 0))) (or (and .cse1 .cse2) (and .cse2 .cse3) .cse4)) v_~a$r_buff1_thd4~0_56 0))) (= v_~a~0_99 v_~a$mem_tmp~0_16) (= v_~a$w_buff0~0_63 v_~a$w_buff0~0_62) (= v_~a~0_98 (ite .cse0 v_~a$mem_tmp~0_16 v_~__unbuffered_p3_EBX~0_14)) (= v_~a$r_buff0_thd4~0_57 (ite .cse0 v_~a$r_buff0_thd4~0_58 (ite (or (and .cse1 .cse5) .cse6 .cse4) v_~a$r_buff0_thd4~0_58 (ite (and (not .cse4) .cse7) 0 v_~a$r_buff0_thd4~0_58)))) (= v_~a$w_buff1_used~0_126 (ite .cse0 v_~a$w_buff1_used~0_127 (ite (or .cse6 .cse8 .cse4) v_~a$w_buff1_used~0_127 0))) (= v_~weak$$choice2~0_30 |v_P3Thread1of1ForFork2_#t~nondet4_1|) (= |v_P3Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_7) (= v_~a$w_buff1~0_54 v_~a$w_buff1~0_53) (= (ite .cse9 v_~a~0_99 (ite .cse10 v_~a$w_buff0~0_63 v_~a$w_buff1~0_54)) v_~__unbuffered_p3_EBX~0_14) (= v_~a$w_buff0_used~0_139 (ite .cse0 v_~a$w_buff0_used~0_140 (ite .cse9 v_~a$w_buff0_used~0_140 (ite .cse10 0 v_~a$w_buff0_used~0_140)))))))) InVars {P3Thread1of1ForFork2_#t~nondet4=|v_P3Thread1of1ForFork2_#t~nondet4_1|, ~a~0=v_~a~0_99, ~a$w_buff1~0=v_~a$w_buff1~0_54, ~a$w_buff0~0=v_~a$w_buff0~0_63, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_56, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_140, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_127, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_58, P3Thread1of1ForFork2_#t~nondet3=|v_P3Thread1of1ForFork2_#t~nondet3_1|} OutVars{~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_55, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_139, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_14, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_57, ~a~0=v_~a~0_98, ~a$mem_tmp~0=v_~a$mem_tmp~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_7, ~a$w_buff1~0=v_~a$w_buff1~0_53, ~a$flush_delayed~0=v_~a$flush_delayed~0_23, ~a$w_buff0~0=v_~a$w_buff0~0_62, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_126, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~a$r_buff1_thd4~0, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~a$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~nondet4, ~a~0, ~a$mem_tmp~0, ~weak$$choice0~0, ~a$w_buff1~0, ~a$flush_delayed~0, ~a$w_buff0~0, ~a$w_buff1_used~0, ~weak$$choice2~0, P3Thread1of1ForFork2_#t~nondet3][173], [Black: 177#(= ~__unbuffered_p2_EAX~0 0), P2Thread1of1ForFork0InUse, Black: 260#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, Black: 262#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 254#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, 65#L3true, Black: 264#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P1Thread1of1ForFork3InUse, Black: 208#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 210#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 206#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 58#L823true, 223#(= ~z~0 1), 327#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L800true, Black: 153#(= ~__unbuffered_p3_EAX~0 0), Black: 299#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 279#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 295#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 17#L849true, Black: 235#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 4#L770true, Black: 231#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 241#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 268#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 229#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 233#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 239#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 237#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)))]) [2022-12-11 18:56:33,251 INFO L382 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-12-11 18:56:33,251 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:33,251 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:33,251 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 18:56:33,433 INFO L130 PetriNetUnfolder]: 5411/10138 cut-off events. [2022-12-11 18:56:33,433 INFO L131 PetriNetUnfolder]: For 32629/34131 co-relation queries the response was YES. [2022-12-11 18:56:33,464 INFO L83 FinitePrefix]: Finished finitePrefix Result has 36714 conditions, 10138 events. 5411/10138 cut-off events. For 32629/34131 co-relation queries the response was YES. Maximal size of possible extension queue 764. Compared 85338 event pairs, 436 based on Foata normal form. 41/9783 useless extension candidates. Maximal degree in co-relation 36685. Up to 1566 conditions per place. [2022-12-11 18:56:33,490 INFO L137 encePairwiseOnDemand]: 124/134 looper letters, 79 selfloop transitions, 47 changer transitions 34/255 dead transitions. [2022-12-11 18:56:33,490 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 255 transitions, 1719 flow [2022-12-11 18:56:33,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-11 18:56:33,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-12-11 18:56:33,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1847 transitions. [2022-12-11 18:56:33,493 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8614738805970149 [2022-12-11 18:56:33,493 INFO L175 Difference]: Start difference. First operand has 172 places, 165 transitions, 932 flow. Second operand 16 states and 1847 transitions. [2022-12-11 18:56:33,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 255 transitions, 1719 flow [2022-12-11 18:56:34,233 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 255 transitions, 1293 flow, removed 187 selfloop flow, removed 15 redundant places. [2022-12-11 18:56:34,236 INFO L231 Difference]: Finished difference. Result has 175 places, 161 transitions, 726 flow [2022-12-11 18:56:34,236 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=610, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=44, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=118, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=726, PETRI_PLACES=175, PETRI_TRANSITIONS=161} [2022-12-11 18:56:34,236 INFO L295 CegarLoopForPetriNet]: 141 programPoint places, 34 predicate places. [2022-12-11 18:56:34,236 INFO L495 AbstractCegarLoop]: Abstraction has has 175 places, 161 transitions, 726 flow [2022-12-11 18:56:34,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 109.22222222222223) internal successors, (983), 9 states have internal predecessors, (983), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:34,237 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:34,237 INFO L214 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, 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, 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] [2022-12-11 18:56:34,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-11 18:56:34,237 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:34,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:34,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1753983062, now seen corresponding path program 1 times [2022-12-11 18:56:34,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:34,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833893735] [2022-12-11 18:56:34,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:34,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 18:56:34,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 18:56:34,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 18:56:34,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833893735] [2022-12-11 18:56:34,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833893735] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 18:56:34,483 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 18:56:34,483 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-11 18:56:34,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655340101] [2022-12-11 18:56:34,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 18:56:34,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-11 18:56:34,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 18:56:34,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-11 18:56:34,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-11 18:56:34,485 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 134 [2022-12-11 18:56:34,486 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 161 transitions, 726 flow. Second operand has 8 states, 8 states have (on average 102.75) internal successors, (822), 8 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:34,486 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 18:56:34,487 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 134 [2022-12-11 18:56:34,487 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 18:56:35,515 INFO L130 PetriNetUnfolder]: 3251/10237 cut-off events. [2022-12-11 18:56:35,515 INFO L131 PetriNetUnfolder]: For 15292/15814 co-relation queries the response was YES. [2022-12-11 18:56:35,561 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28625 conditions, 10237 events. 3251/10237 cut-off events. For 15292/15814 co-relation queries the response was YES. Maximal size of possible extension queue 1119. Compared 123251 event pairs, 338 based on Foata normal form. 1/9830 useless extension candidates. Maximal degree in co-relation 28542. Up to 945 conditions per place. [2022-12-11 18:56:35,579 INFO L137 encePairwiseOnDemand]: 124/134 looper letters, 37 selfloop transitions, 5 changer transitions 22/190 dead transitions. [2022-12-11 18:56:35,580 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 190 transitions, 984 flow [2022-12-11 18:56:35,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-11 18:56:35,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2022-12-11 18:56:35,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 848 transitions. [2022-12-11 18:56:35,582 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.7910447761194029 [2022-12-11 18:56:35,582 INFO L175 Difference]: Start difference. First operand has 175 places, 161 transitions, 726 flow. Second operand 8 states and 848 transitions. [2022-12-11 18:56:35,582 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 190 transitions, 984 flow [2022-12-11 18:56:36,087 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 165 places, 190 transitions, 899 flow, removed 9 selfloop flow, removed 12 redundant places. [2022-12-11 18:56:36,089 INFO L231 Difference]: Finished difference. Result has 170 places, 160 transitions, 660 flow [2022-12-11 18:56:36,089 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=645, PETRI_DIFFERENCE_MINUEND_PLACES=158, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=161, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=156, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=660, PETRI_PLACES=170, PETRI_TRANSITIONS=160} [2022-12-11 18:56:36,089 INFO L295 CegarLoopForPetriNet]: 141 programPoint places, 29 predicate places. [2022-12-11 18:56:36,090 INFO L495 AbstractCegarLoop]: Abstraction has has 170 places, 160 transitions, 660 flow [2022-12-11 18:56:36,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 102.75) internal successors, (822), 8 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:36,090 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:36,090 INFO L214 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, 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, 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] [2022-12-11 18:56:36,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-11 18:56:36,090 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:36,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:36,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1233017518, now seen corresponding path program 2 times [2022-12-11 18:56:36,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:36,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116791112] [2022-12-11 18:56:36,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:36,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 18:56:36,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 18:56:36,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 18:56:36,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116791112] [2022-12-11 18:56:36,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116791112] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 18:56:36,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 18:56:36,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-12-11 18:56:36,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244179736] [2022-12-11 18:56:36,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 18:56:36,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-11 18:56:36,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 18:56:36,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-11 18:56:36,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-12-11 18:56:36,954 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 134 [2022-12-11 18:56:36,955 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 160 transitions, 660 flow. Second operand has 13 states, 13 states have (on average 103.15384615384616) internal successors, (1341), 13 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:36,956 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 18:56:36,956 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 134 [2022-12-11 18:56:36,956 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 18:56:37,690 INFO L130 PetriNetUnfolder]: 1529/4959 cut-off events. [2022-12-11 18:56:37,690 INFO L131 PetriNetUnfolder]: For 5184/5292 co-relation queries the response was YES. [2022-12-11 18:56:37,711 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12442 conditions, 4959 events. 1529/4959 cut-off events. For 5184/5292 co-relation queries the response was YES. Maximal size of possible extension queue 570. Compared 54210 event pairs, 47 based on Foata normal form. 1/4760 useless extension candidates. Maximal degree in co-relation 12414. Up to 538 conditions per place. [2022-12-11 18:56:37,722 INFO L137 encePairwiseOnDemand]: 123/134 looper letters, 40 selfloop transitions, 8 changer transitions 5/184 dead transitions. [2022-12-11 18:56:37,723 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 184 transitions, 858 flow [2022-12-11 18:56:37,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-11 18:56:37,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2022-12-11 18:56:37,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1263 transitions. [2022-12-11 18:56:37,725 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.7854477611940298 [2022-12-11 18:56:37,725 INFO L175 Difference]: Start difference. First operand has 170 places, 160 transitions, 660 flow. Second operand 12 states and 1263 transitions. [2022-12-11 18:56:37,725 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 184 transitions, 858 flow [2022-12-11 18:56:37,848 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 184 transitions, 805 flow, removed 22 selfloop flow, removed 9 redundant places. [2022-12-11 18:56:37,850 INFO L231 Difference]: Finished difference. Result has 173 places, 162 transitions, 667 flow [2022-12-11 18:56:37,850 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=625, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=160, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=667, PETRI_PLACES=173, PETRI_TRANSITIONS=162} [2022-12-11 18:56:37,851 INFO L295 CegarLoopForPetriNet]: 141 programPoint places, 32 predicate places. [2022-12-11 18:56:37,851 INFO L495 AbstractCegarLoop]: Abstraction has has 173 places, 162 transitions, 667 flow [2022-12-11 18:56:37,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 103.15384615384616) internal successors, (1341), 13 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:37,851 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:37,851 INFO L214 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, 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, 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] [2022-12-11 18:56:37,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-11 18:56:37,852 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:37,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:37,852 INFO L85 PathProgramCache]: Analyzing trace with hash 530719652, now seen corresponding path program 3 times [2022-12-11 18:56:37,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:37,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055318323] [2022-12-11 18:56:37,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:37,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 18:56:38,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 18:56:38,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 18:56:38,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055318323] [2022-12-11 18:56:38,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055318323] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 18:56:38,137 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 18:56:38,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 18:56:38,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365989429] [2022-12-11 18:56:38,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 18:56:38,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 18:56:38,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 18:56:38,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 18:56:38,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-11 18:56:38,138 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 134 [2022-12-11 18:56:38,139 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 162 transitions, 667 flow. Second operand has 7 states, 7 states have (on average 103.28571428571429) internal successors, (723), 7 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:38,139 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 18:56:38,139 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 134 [2022-12-11 18:56:38,139 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 18:56:39,020 INFO L130 PetriNetUnfolder]: 3146/9545 cut-off events. [2022-12-11 18:56:39,021 INFO L131 PetriNetUnfolder]: For 9043/9158 co-relation queries the response was YES. [2022-12-11 18:56:39,058 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23790 conditions, 9545 events. 3146/9545 cut-off events. For 9043/9158 co-relation queries the response was YES. Maximal size of possible extension queue 984. Compared 113220 event pairs, 259 based on Foata normal form. 1/9165 useless extension candidates. Maximal degree in co-relation 23764. Up to 1164 conditions per place. [2022-12-11 18:56:39,075 INFO L137 encePairwiseOnDemand]: 119/134 looper letters, 40 selfloop transitions, 14 changer transitions 17/197 dead transitions. [2022-12-11 18:56:39,075 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 197 transitions, 967 flow [2022-12-11 18:56:39,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-11 18:56:39,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2022-12-11 18:56:39,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 850 transitions. [2022-12-11 18:56:39,078 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.792910447761194 [2022-12-11 18:56:39,078 INFO L175 Difference]: Start difference. First operand has 173 places, 162 transitions, 667 flow. Second operand 8 states and 850 transitions. [2022-12-11 18:56:39,078 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 197 transitions, 967 flow [2022-12-11 18:56:39,457 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 167 places, 197 transitions, 938 flow, removed 7 selfloop flow, removed 9 redundant places. [2022-12-11 18:56:39,459 INFO L231 Difference]: Finished difference. Result has 172 places, 168 transitions, 741 flow [2022-12-11 18:56:39,460 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=649, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=148, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=741, PETRI_PLACES=172, PETRI_TRANSITIONS=168} [2022-12-11 18:56:39,460 INFO L295 CegarLoopForPetriNet]: 141 programPoint places, 31 predicate places. [2022-12-11 18:56:39,460 INFO L495 AbstractCegarLoop]: Abstraction has has 172 places, 168 transitions, 741 flow [2022-12-11 18:56:39,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 103.28571428571429) internal successors, (723), 7 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 18:56:39,460 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 18:56:39,460 INFO L214 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, 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, 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] [2022-12-11 18:56:39,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-11 18:56:39,461 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 18:56:39,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 18:56:39,461 INFO L85 PathProgramCache]: Analyzing trace with hash -616432952, now seen corresponding path program 4 times [2022-12-11 18:56:39,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 18:56:39,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208695911] [2022-12-11 18:56:39,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 18:56:39,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 18:56:39,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-11 18:56:39,495 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-11 18:56:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-11 18:56:39,552 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-11 18:56:39,552 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-11 18:56:39,553 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-12-11 18:56:39,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-12-11 18:56:39,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2022-12-11 18:56:39,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2022-12-11 18:56:39,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2022-12-11 18:56:39,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2022-12-11 18:56:39,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-12-11 18:56:39,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-11 18:56:39,555 INFO L445 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1, 1, 1] [2022-12-11 18:56:39,558 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-11 18:56:39,558 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-11 18:56:39,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.12 06:56:39 BasicIcfg [2022-12-11 18:56:39,643 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-11 18:56:39,644 INFO L158 Benchmark]: Toolchain (without parser) took 20364.31ms. Allocated memory was 238.0MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 213.2MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2022-12-11 18:56:39,644 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 238.0MB. Free memory is still 214.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-11 18:56:39,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.19ms. Allocated memory is still 238.0MB. Free memory was 213.2MB in the beginning and 184.8MB in the end (delta: 28.4MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-12-11 18:56:39,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.72ms. Allocated memory is still 238.0MB. Free memory was 184.8MB in the beginning and 182.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-11 18:56:39,644 INFO L158 Benchmark]: Boogie Preprocessor took 29.72ms. Allocated memory is still 238.0MB. Free memory was 182.2MB in the beginning and 180.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-11 18:56:39,644 INFO L158 Benchmark]: RCFGBuilder took 621.33ms. Allocated memory is still 238.0MB. Free memory was 180.1MB in the beginning and 141.3MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2022-12-11 18:56:39,645 INFO L158 Benchmark]: TraceAbstraction took 19235.81ms. Allocated memory was 238.0MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 140.3MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 929.5MB. Max. memory is 8.0GB. [2022-12-11 18:56:39,645 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 238.0MB. Free memory is still 214.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 412.19ms. Allocated memory is still 238.0MB. Free memory was 213.2MB in the beginning and 184.8MB in the end (delta: 28.4MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 59.72ms. Allocated memory is still 238.0MB. Free memory was 184.8MB in the beginning and 182.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.72ms. Allocated memory is still 238.0MB. Free memory was 182.2MB in the beginning and 180.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 621.33ms. Allocated memory is still 238.0MB. Free memory was 180.1MB in the beginning and 141.3MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 19235.81ms. Allocated memory was 238.0MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 140.3MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 929.5MB. Max. memory is 8.0GB. * 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; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L716] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L718] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L720] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0] [L722] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L724] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L725] 0 _Bool a$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0] [L726] 0 int a$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0] [L727] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L728] 0 _Bool a$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0] [L729] 0 _Bool a$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0] [L730] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0] [L731] 0 _Bool a$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0] [L732] 0 _Bool a$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0] [L733] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0] [L734] 0 _Bool a$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0] [L735] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0] [L736] 0 _Bool a$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0] [L737] 0 _Bool a$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0] [L738] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}] [L739] 0 int a$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0] [L740] 0 _Bool a$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0] [L741] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0] [L742] 0 _Bool a$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0] [L743] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0] [L744] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L746] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L748] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L750] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L751] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L752] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L873] 0 pthread_t t89; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L874] FCALL, FORK 0 pthread_create(&t89, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t89, ((void *)0), P0, ((void *)0))=-3, t89={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L875] 0 pthread_t t90; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L876] FCALL, FORK 0 pthread_create(&t90, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t90, ((void *)0), P1, ((void *)0))=-2, t89={5:0}, t90={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L877] 0 pthread_t t91; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L878] FCALL, FORK 0 pthread_create(&t91, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t91, ((void *)0), P2, ((void *)0))=-1, t89={5:0}, t90={6:0}, t91={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L879] 0 pthread_t t92; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L880] FCALL, FORK 0 pthread_create(&t92, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t92, ((void *)0), P3, ((void *)0))=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L756] 1 a$w_buff1 = a$w_buff0 [L757] 1 a$w_buff0 = 1 [L758] 1 a$w_buff1_used = a$w_buff0_used [L759] 1 a$w_buff0_used = (_Bool)1 [L760] CALL 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L760] RET 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L761] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L762] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L763] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L764] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L765] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L766] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L769] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L786] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L789] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L806] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L809] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L792] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L793] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L794] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L795] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L796] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L812] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L829] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L832] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L815] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L816] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L817] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L818] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L819] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L835] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L836] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L837] 4 a$flush_delayed = weak$$choice2 [L838] 4 a$mem_tmp = a [L839] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L840] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L841] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L842] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L843] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L844] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L845] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L846] 4 __unbuffered_p3_EBX = a [L847] 4 a = a$flush_delayed ? a$mem_tmp : a [L848] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L772] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L773] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L774] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L775] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L776] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L851] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L852] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L853] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L854] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L855] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L779] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L799] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L822] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L858] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L882] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L884] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L884] RET 0 assume_abort_if_not(main$tmp_guard0) [L886] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L887] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L888] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L889] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L890] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L893] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L895] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 874]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 876]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 172 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: 19.1s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 15.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 980 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 980 mSDsluCounter, 745 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 573 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1869 IncrementalHoareTripleChecker+Invalid, 1936 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 172 mSDtfsCounter, 1869 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=932occurred in iteration=7, InterpolantAutomatonStates: 110, 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, 0.3s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 1106 NumberOfCodeBlocks, 1106 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 990 ConstructedInterpolants, 0 QuantifiedInterpolants, 5515 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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! [2022-12-11 18:56:39,671 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...