/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 --traceabstraction.use.on-demand.petri.net.difference true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix004.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-a802222-m [2022-12-11 20:51:14,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-11 20:51:14,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-11 20:51:14,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-11 20:51:14,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-11 20:51:14,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-11 20:51:14,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-11 20:51:14,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-11 20:51:14,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-11 20:51:14,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-11 20:51:14,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-11 20:51:14,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-11 20:51:14,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-11 20:51:14,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-11 20:51:14,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-11 20:51:14,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-11 20:51:14,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-11 20:51:14,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-11 20:51:14,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-11 20:51:14,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-11 20:51:14,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-11 20:51:14,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-11 20:51:14,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-11 20:51:14,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-11 20:51:14,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-11 20:51:14,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-11 20:51:14,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-11 20:51:14,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-11 20:51:14,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-11 20:51:14,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-11 20:51:14,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-11 20:51:14,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-11 20:51:14,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-11 20:51:14,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-11 20:51:14,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-11 20:51:14,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-11 20:51:14,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-11 20:51:14,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-11 20:51:14,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-11 20:51:14,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-11 20:51:14,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-11 20:51:14,812 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 20:51:14,840 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-11 20:51:14,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-11 20:51:14,841 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-11 20:51:14,841 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-11 20:51:14,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-11 20:51:14,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-11 20:51:14,843 INFO L138 SettingsManager]: * Use SBE=true [2022-12-11 20:51:14,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-11 20:51:14,843 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-11 20:51:14,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-11 20:51:14,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-11 20:51:14,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-11 20:51:14,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-11 20:51:14,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-11 20:51:14,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-11 20:51:14,844 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-11 20:51:14,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-11 20:51:14,844 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-11 20:51:14,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-11 20:51:14,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-11 20:51:14,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-11 20:51:14,845 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-11 20:51:14,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-11 20:51:14,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-11 20:51:14,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-11 20:51:14,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-11 20:51:14,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-11 20:51:14,845 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-11 20:51:14,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-11 20:51:14,845 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-11 20:51:14,846 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-11 20:51:14,846 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-11 20:51:15,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-11 20:51:15,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-11 20:51:15,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-11 20:51:15,151 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-11 20:51:15,152 INFO L275 PluginConnector]: CDTParser initialized [2022-12-11 20:51:15,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix004.opt.i [2022-12-11 20:51:16,137 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-11 20:51:16,396 INFO L351 CDTParser]: Found 1 translation units. [2022-12-11 20:51:16,397 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix004.opt.i [2022-12-11 20:51:16,409 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4215d4d5a/f7f61abfc3c2485198d96ce82a6fce44/FLAG1a540c684 [2022-12-11 20:51:16,420 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4215d4d5a/f7f61abfc3c2485198d96ce82a6fce44 [2022-12-11 20:51:16,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-11 20:51:16,422 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-11 20:51:16,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-11 20:51:16,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-11 20:51:16,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-11 20:51:16,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27726b95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16, skipping insertion in model container [2022-12-11 20:51:16,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-11 20:51:16,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-11 20:51:16,552 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.opt.i[944,957] [2022-12-11 20:51:16,673 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,674 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,675 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,675 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,675 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,675 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,675 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,676 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,676 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,678 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,678 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,678 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,678 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,678 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,695 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,695 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,696 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,696 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,697 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,701 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,703 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,704 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,715 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,717 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,717 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,727 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,727 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,729 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,733 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,734 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,736 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,737 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-11 20:51:16,747 INFO L203 MainTranslator]: Completed pre-run [2022-12-11 20:51:16,756 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.opt.i[944,957] [2022-12-11 20:51:16,788 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,788 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,788 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,788 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,789 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,789 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,789 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,789 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,789 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,790 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,790 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,790 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,790 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,790 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,790 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,790 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,791 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,791 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,791 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,794 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,794 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,803 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,803 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,804 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,804 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,804 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,804 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,805 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,805 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,807 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,808 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,808 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,808 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,811 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,812 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,812 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,813 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,813 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 20:51:16,813 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 20:51:16,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-11 20:51:16,849 INFO L208 MainTranslator]: Completed translation [2022-12-11 20:51:16,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16 WrapperNode [2022-12-11 20:51:16,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-11 20:51:16,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-11 20:51:16,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-11 20:51:16,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-11 20:51:16,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,907 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 165 [2022-12-11 20:51:16,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-11 20:51:16,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-11 20:51:16,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-11 20:51:16,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-11 20:51:16,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,926 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-11 20:51:16,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-11 20:51:16,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-11 20:51:16,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-11 20:51:16,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (1/1) ... [2022-12-11 20:51:16,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-11 20:51:16,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-11 20:51:17,001 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 20:51:17,018 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 20:51:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-11 20:51:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-11 20:51:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-11 20:51:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-11 20:51:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-11 20:51:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-11 20:51:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-11 20:51:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-11 20:51:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-11 20:51:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-11 20:51:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-11 20:51:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-12-11 20:51:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-12-11 20:51:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-11 20:51:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-11 20:51:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-11 20:51:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-11 20:51:17,034 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 20:51:17,126 INFO L236 CfgBuilder]: Building ICFG [2022-12-11 20:51:17,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-11 20:51:17,383 INFO L277 CfgBuilder]: Performing block encoding [2022-12-11 20:51:17,570 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-11 20:51:17,570 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-11 20:51:17,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.12 08:51:17 BoogieIcfgContainer [2022-12-11 20:51:17,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-11 20:51:17,573 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-11 20:51:17,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-11 20:51:17,575 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-11 20:51:17,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.12 08:51:16" (1/3) ... [2022-12-11 20:51:17,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@226a1a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.12 08:51:17, skipping insertion in model container [2022-12-11 20:51:17,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 08:51:16" (2/3) ... [2022-12-11 20:51:17,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@226a1a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.12 08:51:17, skipping insertion in model container [2022-12-11 20:51:17,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.12 08:51:17" (3/3) ... [2022-12-11 20:51:17,579 INFO L112 eAbstractionObserver]: Analyzing ICFG mix004.opt.i [2022-12-11 20:51:17,591 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-11 20:51:17,591 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-11 20:51:17,591 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-11 20:51:17,644 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-11 20:51:17,670 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 142 places, 131 transitions, 282 flow [2022-12-11 20:51:17,717 INFO L130 PetriNetUnfolder]: 2/127 cut-off events. [2022-12-11 20:51:17,718 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-11 20:51:17,725 INFO L83 FinitePrefix]: Finished finitePrefix Result has 140 conditions, 127 events. 2/127 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 68 event pairs, 0 based on Foata normal form. 0/123 useless extension candidates. Maximal degree in co-relation 86. Up to 2 conditions per place. [2022-12-11 20:51:17,726 INFO L82 GeneralOperation]: Start removeDead. Operand has 142 places, 131 transitions, 282 flow [2022-12-11 20:51:17,735 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 138 places, 127 transitions, 266 flow [2022-12-11 20:51:17,741 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-11 20:51:17,745 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;@3ba7fef3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-11 20:51:17,745 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-12-11 20:51:17,765 INFO L130 PetriNetUnfolder]: 0/90 cut-off events. [2022-12-11 20:51:17,766 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-11 20:51:17,766 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:17,766 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] [2022-12-11 20:51:17,767 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:17,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:17,774 INFO L85 PathProgramCache]: Analyzing trace with hash -42732904, now seen corresponding path program 1 times [2022-12-11 20:51:17,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:17,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313827711] [2022-12-11 20:51:17,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:17,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:18,240 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 20:51:18,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:18,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313827711] [2022-12-11 20:51:18,241 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313827711] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:18,241 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:18,241 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-11 20:51:18,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775373438] [2022-12-11 20:51:18,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:18,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-11 20:51:18,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:18,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-11 20:51:18,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-11 20:51:18,284 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 131 [2022-12-11 20:51:18,288 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 127 transitions, 266 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 20:51:18,288 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:18,288 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 131 [2022-12-11 20:51:18,288 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:18,386 INFO L130 PetriNetUnfolder]: 14/166 cut-off events. [2022-12-11 20:51:18,386 INFO L131 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-12-11 20:51:18,388 INFO L83 FinitePrefix]: Finished finitePrefix Result has 217 conditions, 166 events. 14/166 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 310 event pairs, 2 based on Foata normal form. 8/166 useless extension candidates. Maximal degree in co-relation 160. Up to 25 conditions per place. [2022-12-11 20:51:18,390 INFO L137 encePairwiseOnDemand]: 126/131 looper letters, 10 selfloop transitions, 2 changer transitions 0/125 dead transitions. [2022-12-11 20:51:18,391 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 125 transitions, 286 flow [2022-12-11 20:51:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-11 20:51:18,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-11 20:51:18,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 368 transitions. [2022-12-11 20:51:18,405 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.9363867684478372 [2022-12-11 20:51:18,408 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, 0 predicate places. [2022-12-11 20:51:18,408 INFO L82 GeneralOperation]: Start removeDead. Operand has 138 places, 125 transitions, 286 flow [2022-12-11 20:51:18,411 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 138 places, 125 transitions, 286 flow [2022-12-11 20:51:18,412 INFO L495 AbstractCegarLoop]: Abstraction has has 138 places, 125 transitions, 286 flow [2022-12-11 20:51:18,413 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 20:51:18,413 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:18,413 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 20:51:18,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-11 20:51:18,413 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:18,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:18,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1613475500, now seen corresponding path program 1 times [2022-12-11 20:51:18,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:18,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701677517] [2022-12-11 20:51:18,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:18,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:18,791 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 20:51:18,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:18,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701677517] [2022-12-11 20:51:18,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701677517] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:18,792 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:18,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 20:51:18,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410397491] [2022-12-11 20:51:18,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:18,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 20:51:18,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:18,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 20:51:18,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-11 20:51:18,796 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 131 [2022-12-11 20:51:18,796 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 125 transitions, 286 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 20:51:18,796 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:18,796 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 131 [2022-12-11 20:51:18,796 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:19,367 INFO L130 PetriNetUnfolder]: 1470/3245 cut-off events. [2022-12-11 20:51:19,368 INFO L131 PetriNetUnfolder]: For 449/905 co-relation queries the response was YES. [2022-12-11 20:51:19,377 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6041 conditions, 3245 events. 1470/3245 cut-off events. For 449/905 co-relation queries the response was YES. Maximal size of possible extension queue 209. Compared 24051 event pairs, 230 based on Foata normal form. 1/3169 useless extension candidates. Maximal degree in co-relation 5975. Up to 952 conditions per place. [2022-12-11 20:51:19,386 INFO L137 encePairwiseOnDemand]: 123/131 looper letters, 28 selfloop transitions, 4 changer transitions 60/178 dead transitions. [2022-12-11 20:51:19,386 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 178 transitions, 594 flow [2022-12-11 20:51:19,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-11 20:51:19,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-11 20:51:19,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1088 transitions. [2022-12-11 20:51:19,390 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8305343511450382 [2022-12-11 20:51:19,390 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, 9 predicate places. [2022-12-11 20:51:19,390 INFO L82 GeneralOperation]: Start removeDead. Operand has 147 places, 178 transitions, 594 flow [2022-12-11 20:51:19,398 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 129 places, 118 transitions, 340 flow [2022-12-11 20:51:19,398 INFO L495 AbstractCegarLoop]: Abstraction has has 129 places, 118 transitions, 340 flow [2022-12-11 20:51:19,399 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 20:51:19,399 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:19,399 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 20:51:19,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-11 20:51:19,399 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:19,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:19,400 INFO L85 PathProgramCache]: Analyzing trace with hash 2101802052, now seen corresponding path program 1 times [2022-12-11 20:51:19,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:19,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804638365] [2022-12-11 20:51:19,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:19,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:19,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:19,672 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 20:51:19,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:19,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804638365] [2022-12-11 20:51:19,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804638365] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:19,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:19,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 20:51:19,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996642352] [2022-12-11 20:51:19,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:19,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 20:51:19,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:19,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 20:51:19,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-11 20:51:19,675 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 131 [2022-12-11 20:51:19,676 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 118 transitions, 340 flow. Second operand has 7 states, 7 states have (on average 103.71428571428571) internal successors, (726), 7 states have internal predecessors, (726), 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 20:51:19,676 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:19,676 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 131 [2022-12-11 20:51:19,677 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:19,969 INFO L130 PetriNetUnfolder]: 834/1653 cut-off events. [2022-12-11 20:51:19,970 INFO L131 PetriNetUnfolder]: For 492/1832 co-relation queries the response was YES. [2022-12-11 20:51:19,972 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4577 conditions, 1653 events. 834/1653 cut-off events. For 492/1832 co-relation queries the response was YES. Maximal size of possible extension queue 116. Compared 9443 event pairs, 134 based on Foata normal form. 36/1628 useless extension candidates. Maximal degree in co-relation 4502. Up to 1068 conditions per place. [2022-12-11 20:51:19,978 INFO L137 encePairwiseOnDemand]: 125/131 looper letters, 41 selfloop transitions, 3 changer transitions 37/167 dead transitions. [2022-12-11 20:51:19,978 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 167 transitions, 733 flow [2022-12-11 20:51:19,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-11 20:51:19,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-11 20:51:19,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 981 transitions. [2022-12-11 20:51:19,980 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8320610687022901 [2022-12-11 20:51:19,983 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, -1 predicate places. [2022-12-11 20:51:19,983 INFO L82 GeneralOperation]: Start removeDead. Operand has 137 places, 167 transitions, 733 flow [2022-12-11 20:51:19,990 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 131 places, 130 transitions, 493 flow [2022-12-11 20:51:19,990 INFO L495 AbstractCegarLoop]: Abstraction has has 131 places, 130 transitions, 493 flow [2022-12-11 20:51:19,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 103.71428571428571) internal successors, (726), 7 states have internal predecessors, (726), 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 20:51:19,990 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:19,991 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 20:51:19,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-11 20:51:19,991 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:19,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:19,991 INFO L85 PathProgramCache]: Analyzing trace with hash -827195279, now seen corresponding path program 1 times [2022-12-11 20:51:19,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:19,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009030166] [2022-12-11 20:51:19,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:19,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:20,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:20,157 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 20:51:20,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:20,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009030166] [2022-12-11 20:51:20,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009030166] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:20,158 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:20,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-11 20:51:20,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900247223] [2022-12-11 20:51:20,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:20,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-11 20:51:20,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:20,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-11 20:51:20,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-11 20:51:20,159 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 131 [2022-12-11 20:51:20,160 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 130 transitions, 493 flow. Second operand has 6 states, 6 states have (on average 108.33333333333333) internal successors, (650), 6 states have internal predecessors, (650), 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 20:51:20,160 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:20,160 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 131 [2022-12-11 20:51:20,160 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:21,144 INFO L130 PetriNetUnfolder]: 4763/8446 cut-off events. [2022-12-11 20:51:21,144 INFO L131 PetriNetUnfolder]: For 13030/14396 co-relation queries the response was YES. [2022-12-11 20:51:21,167 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24130 conditions, 8446 events. 4763/8446 cut-off events. For 13030/14396 co-relation queries the response was YES. Maximal size of possible extension queue 407. Compared 62465 event pairs, 224 based on Foata normal form. 0/8104 useless extension candidates. Maximal degree in co-relation 24051. Up to 3026 conditions per place. [2022-12-11 20:51:21,214 INFO L137 encePairwiseOnDemand]: 120/131 looper letters, 112 selfloop transitions, 20 changer transitions 4/234 dead transitions. [2022-12-11 20:51:21,214 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 234 transitions, 1387 flow [2022-12-11 20:51:21,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-11 20:51:21,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-11 20:51:21,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1151 transitions. [2022-12-11 20:51:21,217 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8786259541984733 [2022-12-11 20:51:21,219 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, 2 predicate places. [2022-12-11 20:51:21,219 INFO L82 GeneralOperation]: Start removeDead. Operand has 140 places, 234 transitions, 1387 flow [2022-12-11 20:51:21,292 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 140 places, 230 transitions, 1347 flow [2022-12-11 20:51:21,293 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 230 transitions, 1347 flow [2022-12-11 20:51:21,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 108.33333333333333) internal successors, (650), 6 states have internal predecessors, (650), 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 20:51:21,293 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:21,293 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] [2022-12-11 20:51:21,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-11 20:51:21,294 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:21,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:21,294 INFO L85 PathProgramCache]: Analyzing trace with hash -560548534, now seen corresponding path program 1 times [2022-12-11 20:51:21,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:21,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087727166] [2022-12-11 20:51:21,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:21,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:21,497 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 20:51:21,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:21,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087727166] [2022-12-11 20:51:21,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087727166] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:21,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:21,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 20:51:21,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573715505] [2022-12-11 20:51:21,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:21,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 20:51:21,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:21,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 20:51:21,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-11 20:51:21,500 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 131 [2022-12-11 20:51:21,501 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 230 transitions, 1347 flow. Second operand has 7 states, 7 states have (on average 108.28571428571429) internal successors, (758), 7 states have internal predecessors, (758), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 20:51:21,501 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:21,501 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 131 [2022-12-11 20:51:21,501 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:22,139 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([404] L828-->L844: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd4~0_60 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd4~0_63 256) 0))) (let ((.cse8 (not .cse6)) (.cse1 (and (= (mod v_~z$w_buff1_used~0_111 256) 0) .cse6)) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse3 (and .cse10 .cse6))) (let ((.cse4 (or .cse1 .cse11 .cse3)) (.cse5 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_64 256) 0))) (.cse7 (= (mod v_~z$w_buff1_used~0_110 256) 0)) (.cse2 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= v_~z$w_buff1_used~0_110 (ite .cse0 v_~z$w_buff1_used~0_111 (ite (or .cse1 .cse2 .cse3) v_~z$w_buff1_used~0_111 0))) (= v_~z$w_buff1~0_58 v_~z$w_buff1~0_57) (= v_~z$flush_delayed~0_48 0) (= (ite .cse0 v_~z$mem_tmp~0_30 v_~__unbuffered_p3_EAX~0_14) v_~z~0_94) (= v_~z$mem_tmp~0_30 v_~z~0_95) (= |v_P3Thread1of1ForFork2_#t~nondet5#1_1| v_~weak$$choice0~0_14) (= v_~z$w_buff0~0_59 v_~z$w_buff0~0_58) (= v_~__unbuffered_p3_EAX~0_14 (ite .cse4 v_~z~0_95 (ite .cse5 v_~z$w_buff0~0_59 v_~z$w_buff1~0_58))) (= v_~z$r_buff0_thd4~0_62 (ite .cse0 v_~z$r_buff0_thd4~0_63 (ite (or (and .cse6 .cse7) .cse2 .cse3) v_~z$r_buff0_thd4~0_63 (ite (and (not .cse2) .cse8) 0 v_~z$r_buff0_thd4~0_63)))) (= |v_P3Thread1of1ForFork2_#t~nondet6#1_1| v_~weak$$choice2~0_64) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse4 v_~z$w_buff0_used~0_124 (ite .cse5 0 v_~z$w_buff0_used~0_124)))) (= v_~z$r_buff1_thd4~0_59 (ite .cse0 v_~z$r_buff1_thd4~0_60 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd4~0_62 256) 0))) (or (and .cse9 .cse10) (and .cse9 .cse7) .cse2)) v_~z$r_buff1_thd4~0_60 0))))))) InVars {P3Thread1of1ForFork2_#t~nondet5#1=|v_P3Thread1of1ForFork2_#t~nondet5#1_1|, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_60, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_59, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_63, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_111, ~z$w_buff1~0=v_~z$w_buff1~0_58, P3Thread1of1ForFork2_#t~nondet6#1=|v_P3Thread1of1ForFork2_#t~nondet6#1_1|, ~z~0=v_~z~0_95} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_30, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_59, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_58, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_110, ~z$w_buff1~0=v_~z$w_buff1~0_57, ~z$flush_delayed~0=v_~z$flush_delayed~0_48, ~weak$$choice0~0=v_~weak$$choice0~0_14, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_14, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_62, ~z~0=v_~z~0_94, ~weak$$choice2~0=v_~weak$$choice2~0_64} AuxVars[] AssignedVars[~z$mem_tmp~0, ~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$w_buff1_used~0, ~z$w_buff1~0, ~z$flush_delayed~0, P3Thread1of1ForFork2_#t~nondet6#1, ~weak$$choice0~0, P3Thread1of1ForFork2_#t~nondet5#1, ~__unbuffered_p3_EAX~0, ~z$r_buff0_thd4~0, ~z~0, ~weak$$choice2~0][170], [145#true, P1Thread1of1ForFork3InUse, 148#true, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 214#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 27#L775true, 124#L760true, 195#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 96#L844true, 165#true, 129#L790true, 58#L3true]) [2022-12-11 20:51:22,139 INFO L382 tUnfolder$Statistics]: this new event has 86 ancestors and is cut-off event [2022-12-11 20:51:22,141 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-11 20:51:22,141 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-11 20:51:22,141 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-11 20:51:22,142 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][171], [145#true, 41#L828true, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, 95#L806true, P0Thread1of1ForFork1InUse, 150#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, 214#(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)), 27#L775true, 124#L760true, 195#(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)), 165#true, 58#L3true]) [2022-12-11 20:51:22,142 INFO L382 tUnfolder$Statistics]: this new event has 86 ancestors and is cut-off event [2022-12-11 20:51:22,142 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-11 20:51:22,142 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-11 20:51:22,142 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-11 20:51:22,209 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([404] L828-->L844: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd4~0_60 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd4~0_63 256) 0))) (let ((.cse8 (not .cse6)) (.cse1 (and (= (mod v_~z$w_buff1_used~0_111 256) 0) .cse6)) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse3 (and .cse10 .cse6))) (let ((.cse4 (or .cse1 .cse11 .cse3)) (.cse5 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_64 256) 0))) (.cse7 (= (mod v_~z$w_buff1_used~0_110 256) 0)) (.cse2 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= v_~z$w_buff1_used~0_110 (ite .cse0 v_~z$w_buff1_used~0_111 (ite (or .cse1 .cse2 .cse3) v_~z$w_buff1_used~0_111 0))) (= v_~z$w_buff1~0_58 v_~z$w_buff1~0_57) (= v_~z$flush_delayed~0_48 0) (= (ite .cse0 v_~z$mem_tmp~0_30 v_~__unbuffered_p3_EAX~0_14) v_~z~0_94) (= v_~z$mem_tmp~0_30 v_~z~0_95) (= |v_P3Thread1of1ForFork2_#t~nondet5#1_1| v_~weak$$choice0~0_14) (= v_~z$w_buff0~0_59 v_~z$w_buff0~0_58) (= v_~__unbuffered_p3_EAX~0_14 (ite .cse4 v_~z~0_95 (ite .cse5 v_~z$w_buff0~0_59 v_~z$w_buff1~0_58))) (= v_~z$r_buff0_thd4~0_62 (ite .cse0 v_~z$r_buff0_thd4~0_63 (ite (or (and .cse6 .cse7) .cse2 .cse3) v_~z$r_buff0_thd4~0_63 (ite (and (not .cse2) .cse8) 0 v_~z$r_buff0_thd4~0_63)))) (= |v_P3Thread1of1ForFork2_#t~nondet6#1_1| v_~weak$$choice2~0_64) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse4 v_~z$w_buff0_used~0_124 (ite .cse5 0 v_~z$w_buff0_used~0_124)))) (= v_~z$r_buff1_thd4~0_59 (ite .cse0 v_~z$r_buff1_thd4~0_60 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd4~0_62 256) 0))) (or (and .cse9 .cse10) (and .cse9 .cse7) .cse2)) v_~z$r_buff1_thd4~0_60 0))))))) InVars {P3Thread1of1ForFork2_#t~nondet5#1=|v_P3Thread1of1ForFork2_#t~nondet5#1_1|, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_60, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_59, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_63, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_111, ~z$w_buff1~0=v_~z$w_buff1~0_58, P3Thread1of1ForFork2_#t~nondet6#1=|v_P3Thread1of1ForFork2_#t~nondet6#1_1|, ~z~0=v_~z~0_95} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_30, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_59, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_58, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_110, ~z$w_buff1~0=v_~z$w_buff1~0_57, ~z$flush_delayed~0=v_~z$flush_delayed~0_48, ~weak$$choice0~0=v_~weak$$choice0~0_14, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_14, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_62, ~z~0=v_~z~0_94, ~weak$$choice2~0=v_~weak$$choice2~0_64} AuxVars[] AssignedVars[~z$mem_tmp~0, ~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$w_buff1_used~0, ~z$w_buff1~0, ~z$flush_delayed~0, P3Thread1of1ForFork2_#t~nondet6#1, ~weak$$choice0~0, P3Thread1of1ForFork2_#t~nondet5#1, ~__unbuffered_p3_EAX~0, ~z$r_buff0_thd4~0, ~z~0, ~weak$$choice2~0][170], [132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 148#true, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 214#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 27#L775true, 124#L760true, 195#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 96#L844true, 165#true, 129#L790true]) [2022-12-11 20:51:22,210 INFO L382 tUnfolder$Statistics]: this new event has 87 ancestors and is cut-off event [2022-12-11 20:51:22,210 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:22,210 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:22,210 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:22,210 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][171], [132#L3-1true, 145#true, 41#L828true, P1Thread1of1ForFork3InUse, P2Thread1of1ForFork0InUse, 95#L806true, P0Thread1of1ForFork1InUse, 150#(= ~__unbuffered_p3_EAX~0 0), P3Thread1of1ForFork2InUse, 214#(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)), 27#L775true, 124#L760true, 195#(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)), 165#true]) [2022-12-11 20:51:22,210 INFO L382 tUnfolder$Statistics]: this new event has 87 ancestors and is cut-off event [2022-12-11 20:51:22,210 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:22,210 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:22,210 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:22,566 INFO L130 PetriNetUnfolder]: 4290/8234 cut-off events. [2022-12-11 20:51:22,566 INFO L131 PetriNetUnfolder]: For 13643/16550 co-relation queries the response was YES. [2022-12-11 20:51:22,586 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28416 conditions, 8234 events. 4290/8234 cut-off events. For 13643/16550 co-relation queries the response was YES. Maximal size of possible extension queue 458. Compared 66808 event pairs, 120 based on Foata normal form. 352/8292 useless extension candidates. Maximal degree in co-relation 28333. Up to 2419 conditions per place. [2022-12-11 20:51:22,611 INFO L137 encePairwiseOnDemand]: 120/131 looper letters, 201 selfloop transitions, 54 changer transitions 32/385 dead transitions. [2022-12-11 20:51:22,611 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 385 transitions, 3138 flow [2022-12-11 20:51:22,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-11 20:51:22,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-11 20:51:22,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1500 transitions. [2022-12-11 20:51:22,614 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8807985907222549 [2022-12-11 20:51:22,616 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, 14 predicate places. [2022-12-11 20:51:22,616 INFO L82 GeneralOperation]: Start removeDead. Operand has 152 places, 385 transitions, 3138 flow [2022-12-11 20:51:22,644 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 152 places, 353 transitions, 2802 flow [2022-12-11 20:51:22,644 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 353 transitions, 2802 flow [2022-12-11 20:51:22,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.28571428571429) internal successors, (758), 7 states have internal predecessors, (758), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-11 20:51:22,645 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:22,645 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] [2022-12-11 20:51:22,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-11 20:51:22,645 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:22,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:22,646 INFO L85 PathProgramCache]: Analyzing trace with hash -2097353760, now seen corresponding path program 1 times [2022-12-11 20:51:22,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:22,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741139415] [2022-12-11 20:51:22,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:22,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:22,911 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 20:51:22,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:22,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741139415] [2022-12-11 20:51:22,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741139415] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:22,912 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:22,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-11 20:51:22,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347837267] [2022-12-11 20:51:22,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:22,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-11 20:51:22,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:22,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-11 20:51:22,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-11 20:51:22,914 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 131 [2022-12-11 20:51:22,915 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 353 transitions, 2802 flow. Second operand has 8 states, 8 states have (on average 108.25) internal successors, (866), 8 states have internal predecessors, (866), 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 20:51:22,915 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:22,915 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 131 [2022-12-11 20:51:22,915 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:23,962 INFO L130 PetriNetUnfolder]: 3689/7595 cut-off events. [2022-12-11 20:51:23,962 INFO L131 PetriNetUnfolder]: For 13080/16083 co-relation queries the response was YES. [2022-12-11 20:51:23,982 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31054 conditions, 7595 events. 3689/7595 cut-off events. For 13080/16083 co-relation queries the response was YES. Maximal size of possible extension queue 449. Compared 65205 event pairs, 78 based on Foata normal form. 409/7793 useless extension candidates. Maximal degree in co-relation 30967. Up to 2209 conditions per place. [2022-12-11 20:51:24,004 INFO L137 encePairwiseOnDemand]: 120/131 looper letters, 207 selfloop transitions, 96 changer transitions 82/483 dead transitions. [2022-12-11 20:51:24,005 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 483 transitions, 4721 flow [2022-12-11 20:51:24,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-11 20:51:24,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-12-11 20:51:24,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1848 transitions. [2022-12-11 20:51:24,008 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8816793893129771 [2022-12-11 20:51:24,008 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, 29 predicate places. [2022-12-11 20:51:24,008 INFO L82 GeneralOperation]: Start removeDead. Operand has 167 places, 483 transitions, 4721 flow [2022-12-11 20:51:24,031 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 167 places, 401 transitions, 3813 flow [2022-12-11 20:51:24,032 INFO L495 AbstractCegarLoop]: Abstraction has has 167 places, 401 transitions, 3813 flow [2022-12-11 20:51:24,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 108.25) internal successors, (866), 8 states have internal predecessors, (866), 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 20:51:24,032 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:24,032 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] [2022-12-11 20:51:24,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-11 20:51:24,033 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:24,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:24,033 INFO L85 PathProgramCache]: Analyzing trace with hash -2099953774, now seen corresponding path program 1 times [2022-12-11 20:51:24,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:24,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808617710] [2022-12-11 20:51:24,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:24,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:24,218 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 20:51:24,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:24,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808617710] [2022-12-11 20:51:24,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808617710] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:24,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:24,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 20:51:24,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004916477] [2022-12-11 20:51:24,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:24,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 20:51:24,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:24,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 20:51:24,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-11 20:51:24,220 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 131 [2022-12-11 20:51:24,221 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 401 transitions, 3813 flow. Second operand has 7 states, 7 states have (on average 109.71428571428571) internal successors, (768), 7 states have internal predecessors, (768), 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 20:51:24,221 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:24,221 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 131 [2022-12-11 20:51:24,221 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:25,586 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([385] L760-->L765: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][340], [220#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 246#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, 95#L806true, 52#L847true, 197#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 116#L765true, 165#true, 58#L3true]) [2022-12-11 20:51:25,587 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:25,587 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:25,587 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:25,587 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:25,587 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([406] L847-->L854: Formula: (let ((.cse2 (not (= (mod v_~z$w_buff0_used~0_99 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd4~0_48 256) 0))) (.cse5 (not (= 0 (mod v_~z$r_buff0_thd4~0_51 256))))) (let ((.cse4 (and (not (= (mod v_~z$w_buff0_used~0_100 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~z$w_buff1_used~0_89 256) 0)))) (.cse1 (and .cse2 .cse5))) (and (= (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_89) v_~z$w_buff1_used~0_88) (= (ite (or (and .cse2 (not (= (mod v_~z$r_buff0_thd4~0_50 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_88 256) 0)) .cse3)) 0 v_~z$r_buff1_thd4~0_48) v_~z$r_buff1_thd4~0_47) (= v_~z$w_buff0_used~0_99 (ite .cse4 0 v_~z$w_buff0_used~0_100)) (= v_~z~0_68 (ite .cse4 v_~z$w_buff0~0_36 (ite .cse0 v_~z$w_buff1~0_37 v_~z~0_69))) (= v_~z$r_buff0_thd4~0_50 (ite .cse1 0 v_~z$r_buff0_thd4~0_51))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_48, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_100, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_51, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_89, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_69} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_47, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_99, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_88, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_68} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][411], [145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse, 95#L806true, 197#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 124#L760true, 165#true, 242#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 58#L3true, 216#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 23#L854true]) [2022-12-11 20:51:25,587 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:25,588 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:25,588 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:25,588 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:25,723 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([385] L760-->L765: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][340], [220#(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)), 132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 246#(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)), P0Thread1of1ForFork1InUse, 95#L806true, 52#L847true, 197#(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, 253#(= ~a~0 1), 116#L765true, 165#true]) [2022-12-11 20:51:25,723 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:25,723 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:25,723 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:25,723 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:25,724 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([406] L847-->L854: Formula: (let ((.cse2 (not (= (mod v_~z$w_buff0_used~0_99 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd4~0_48 256) 0))) (.cse5 (not (= 0 (mod v_~z$r_buff0_thd4~0_51 256))))) (let ((.cse4 (and (not (= (mod v_~z$w_buff0_used~0_100 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~z$w_buff1_used~0_89 256) 0)))) (.cse1 (and .cse2 .cse5))) (and (= (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_89) v_~z$w_buff1_used~0_88) (= (ite (or (and .cse2 (not (= (mod v_~z$r_buff0_thd4~0_50 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_88 256) 0)) .cse3)) 0 v_~z$r_buff1_thd4~0_48) v_~z$r_buff1_thd4~0_47) (= v_~z$w_buff0_used~0_99 (ite .cse4 0 v_~z$w_buff0_used~0_100)) (= v_~z~0_68 (ite .cse4 v_~z$w_buff0~0_36 (ite .cse0 v_~z$w_buff1~0_37 v_~z~0_69))) (= v_~z$r_buff0_thd4~0_50 (ite .cse1 0 v_~z$r_buff0_thd4~0_51))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_48, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_100, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_51, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_89, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_69} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_47, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_99, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_88, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_68} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][411], [132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse, 95#L806true, 197#(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, 253#(= ~a~0 1), 124#L760true, 165#true, 242#(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)), 216#(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)), 23#L854true]) [2022-12-11 20:51:25,727 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:25,727 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:25,727 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:25,727 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:25,876 INFO L130 PetriNetUnfolder]: 6604/13474 cut-off events. [2022-12-11 20:51:25,877 INFO L131 PetriNetUnfolder]: For 37565/42414 co-relation queries the response was YES. [2022-12-11 20:51:25,907 INFO L83 FinitePrefix]: Finished finitePrefix Result has 57867 conditions, 13474 events. 6604/13474 cut-off events. For 37565/42414 co-relation queries the response was YES. Maximal size of possible extension queue 991. Compared 129166 event pairs, 148 based on Foata normal form. 276/13327 useless extension candidates. Maximal degree in co-relation 57775. Up to 3856 conditions per place. [2022-12-11 20:51:25,939 INFO L137 encePairwiseOnDemand]: 125/131 looper letters, 299 selfloop transitions, 3 changer transitions 102/616 dead transitions. [2022-12-11 20:51:25,940 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 616 transitions, 7531 flow [2022-12-11 20:51:25,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-11 20:51:25,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-12-11 20:51:25,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 800 transitions. [2022-12-11 20:51:25,942 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8724100327153762 [2022-12-11 20:51:25,942 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, 35 predicate places. [2022-12-11 20:51:25,942 INFO L82 GeneralOperation]: Start removeDead. Operand has 173 places, 616 transitions, 7531 flow [2022-12-11 20:51:25,978 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 170 places, 514 transitions, 5947 flow [2022-12-11 20:51:25,978 INFO L495 AbstractCegarLoop]: Abstraction has has 170 places, 514 transitions, 5947 flow [2022-12-11 20:51:25,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.71428571428571) internal successors, (768), 7 states have internal predecessors, (768), 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 20:51:25,979 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:25,979 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] [2022-12-11 20:51:25,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-11 20:51:25,980 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:25,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:25,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1238250692, now seen corresponding path program 2 times [2022-12-11 20:51:25,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:25,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675178972] [2022-12-11 20:51:25,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:25,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:26,224 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 20:51:26,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:26,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675178972] [2022-12-11 20:51:26,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675178972] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:26,224 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:26,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-11 20:51:26,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836942552] [2022-12-11 20:51:26,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:26,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-11 20:51:26,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:26,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-11 20:51:26,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-11 20:51:26,226 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 131 [2022-12-11 20:51:26,227 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 514 transitions, 5947 flow. Second operand has 9 states, 9 states have (on average 108.11111111111111) internal successors, (973), 9 states have internal predecessors, (973), 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 20:51:26,227 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:26,227 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 131 [2022-12-11 20:51:26,227 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:27,470 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([385] L760-->L765: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][313], [220#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 145#true, P1Thread1of1ForFork3InUse, 148#true, P2Thread1of1ForFork0InUse, 36#L780true, 246#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 95#L806true, P0Thread1of1ForFork1InUse, 52#L847true, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 116#L765true, 182#true, 165#true, 294#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 58#L3true]) [2022-12-11 20:51:27,470 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,470 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,470 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,471 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,471 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([406] L847-->L854: Formula: (let ((.cse2 (not (= (mod v_~z$w_buff0_used~0_99 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd4~0_48 256) 0))) (.cse5 (not (= 0 (mod v_~z$r_buff0_thd4~0_51 256))))) (let ((.cse4 (and (not (= (mod v_~z$w_buff0_used~0_100 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~z$w_buff1_used~0_89 256) 0)))) (.cse1 (and .cse2 .cse5))) (and (= (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_89) v_~z$w_buff1_used~0_88) (= (ite (or (and .cse2 (not (= (mod v_~z$r_buff0_thd4~0_50 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_88 256) 0)) .cse3)) 0 v_~z$r_buff1_thd4~0_48) v_~z$r_buff1_thd4~0_47) (= v_~z$w_buff0_used~0_99 (ite .cse4 0 v_~z$w_buff0_used~0_100)) (= v_~z~0_68 (ite .cse4 v_~z$w_buff0~0_36 (ite .cse0 v_~z$w_buff1~0_37 v_~z~0_69))) (= v_~z$r_buff0_thd4~0_50 (ite .cse1 0 v_~z$r_buff0_thd4~0_51))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_48, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_100, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_51, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_89, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_69} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_47, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_99, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_88, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_68} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][365], [145#true, P1Thread1of1ForFork3InUse, 148#true, 290#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P2Thread1of1ForFork0InUse, 36#L780true, 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 242#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 58#L3true, 216#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 23#L854true]) [2022-12-11 20:51:27,471 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,471 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,471 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,471 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,474 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([385] L760-->L765: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][393], [248#(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)), 145#true, 104#L811true, 70#L2true, P1Thread1of1ForFork3InUse, 148#true, P2Thread1of1ForFork0InUse, 36#L780true, 218#(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)), P0Thread1of1ForFork1InUse, 52#L847true, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 116#L765true, 182#true, 165#true, 296#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= ~__unbuffered_cnt~0 3) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:27,474 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,474 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,474 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,474 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,475 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([406] L847-->L854: Formula: (let ((.cse2 (not (= (mod v_~z$w_buff0_used~0_99 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd4~0_48 256) 0))) (.cse5 (not (= 0 (mod v_~z$r_buff0_thd4~0_51 256))))) (let ((.cse4 (and (not (= (mod v_~z$w_buff0_used~0_100 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~z$w_buff1_used~0_89 256) 0)))) (.cse1 (and .cse2 .cse5))) (and (= (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_89) v_~z$w_buff1_used~0_88) (= (ite (or (and .cse2 (not (= (mod v_~z$r_buff0_thd4~0_50 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_88 256) 0)) .cse3)) 0 v_~z$r_buff1_thd4~0_48) v_~z$r_buff1_thd4~0_47) (= v_~z$w_buff0_used~0_99 (ite .cse4 0 v_~z$w_buff0_used~0_100)) (= v_~z~0_68 (ite .cse4 v_~z$w_buff0~0_36 (ite .cse0 v_~z$w_buff1~0_37 v_~z~0_69))) (= v_~z$r_buff0_thd4~0_50 (ite .cse1 0 v_~z$r_buff0_thd4~0_51))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_48, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_100, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_51, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_89, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_69} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_47, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_99, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_88, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_68} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][422], [292#(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)), 145#true, 104#L811true, 70#L2true, P1Thread1of1ForFork3InUse, 148#true, P2Thread1of1ForFork0InUse, 36#L780true, 218#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 244#(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)), 23#L854true]) [2022-12-11 20:51:27,475 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,475 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,475 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,475 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,479 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([385] L760-->L765: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][312], [220#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 246#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, 52#L847true, 95#L806true, 197#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 116#L765true, 294#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 165#true, 58#L3true]) [2022-12-11 20:51:27,479 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,480 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,480 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,480 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:27,536 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([385] L760-->L765: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][345], [220#(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)), 132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P2Thread1of1ForFork0InUse, 36#L780true, 246#(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)), 95#L806true, P0Thread1of1ForFork1InUse, 52#L847true, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 116#L765true, 165#true, 294#(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))]) [2022-12-11 20:51:27,537 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,537 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,537 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,537 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,537 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([406] L847-->L854: Formula: (let ((.cse2 (not (= (mod v_~z$w_buff0_used~0_99 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd4~0_48 256) 0))) (.cse5 (not (= 0 (mod v_~z$r_buff0_thd4~0_51 256))))) (let ((.cse4 (and (not (= (mod v_~z$w_buff0_used~0_100 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~z$w_buff1_used~0_89 256) 0)))) (.cse1 (and .cse2 .cse5))) (and (= (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_89) v_~z$w_buff1_used~0_88) (= (ite (or (and .cse2 (not (= (mod v_~z$r_buff0_thd4~0_50 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_88 256) 0)) .cse3)) 0 v_~z$r_buff1_thd4~0_48) v_~z$r_buff1_thd4~0_47) (= v_~z$w_buff0_used~0_99 (ite .cse4 0 v_~z$w_buff0_used~0_100)) (= v_~z~0_68 (ite .cse4 v_~z$w_buff0~0_36 (ite .cse0 v_~z$w_buff1~0_37 v_~z~0_69))) (= v_~z$r_buff0_thd4~0_50 (ite .cse1 0 v_~z$r_buff0_thd4~0_51))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_48, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_100, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_51, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_89, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_69} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_47, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_99, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_88, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_68} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][395], [132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), 290#(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)), P2Thread1of1ForFork0InUse, 36#L780true, 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 124#L760true, 165#true, 242#(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)), 216#(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)), 23#L854true]) [2022-12-11 20:51:27,537 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,537 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,537 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,538 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,538 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([385] L760-->L765: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][444], [220#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 298#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= ~__unbuffered_cnt~0 3) (<= 0 ~main$tmp_guard0~0)), 104#L811true, 145#true, P1Thread1of1ForFork3InUse, 148#true, P2Thread1of1ForFork0InUse, 36#L780true, P0Thread1of1ForFork1InUse, 52#L847true, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 116#L765true, 182#true, 165#true, 250#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 58#L3true]) [2022-12-11 20:51:27,539 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,539 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,539 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,539 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,539 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([406] L847-->L854: Formula: (let ((.cse2 (not (= (mod v_~z$w_buff0_used~0_99 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd4~0_48 256) 0))) (.cse5 (not (= 0 (mod v_~z$r_buff0_thd4~0_51 256))))) (let ((.cse4 (and (not (= (mod v_~z$w_buff0_used~0_100 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~z$w_buff1_used~0_89 256) 0)))) (.cse1 (and .cse2 .cse5))) (and (= (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_89) v_~z$w_buff1_used~0_88) (= (ite (or (and .cse2 (not (= (mod v_~z$r_buff0_thd4~0_50 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_88 256) 0)) .cse3)) 0 v_~z$r_buff1_thd4~0_48) v_~z$r_buff1_thd4~0_47) (= v_~z$w_buff0_used~0_99 (ite .cse4 0 v_~z$w_buff0_used~0_100)) (= v_~z~0_68 (ite .cse4 v_~z$w_buff0~0_36 (ite .cse0 v_~z$w_buff1~0_37 v_~z~0_69))) (= v_~z$r_buff0_thd4~0_50 (ite .cse1 0 v_~z$r_buff0_thd4~0_51))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_48, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_100, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_51, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_89, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_69} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_47, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_99, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_88, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_68} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][464], [220#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 104#L811true, 145#true, P1Thread1of1ForFork3InUse, 148#true, P2Thread1of1ForFork0InUse, 36#L780true, 246#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 294#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 165#true, 58#L3true, 23#L854true]) [2022-12-11 20:51:27,539 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,539 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,539 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,539 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,543 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([385] L760-->L765: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][312], [220#(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)), 132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 246#(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)), P0Thread1of1ForFork1InUse, 52#L847true, 95#L806true, 197#(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, 253#(= ~a~0 1), 116#L765true, 165#true, 294#(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))]) [2022-12-11 20:51:27,544 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,544 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,544 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,544 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:27,572 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([385] L760-->L765: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0][466], [220#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L3-1true, 298#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= ~__unbuffered_cnt~0 3) (<= 0 ~main$tmp_guard0~0)), 145#true, 104#L811true, P1Thread1of1ForFork3InUse, 148#true, 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P2Thread1of1ForFork0InUse, 36#L780true, P0Thread1of1ForFork1InUse, 52#L847true, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 116#L765true, 165#true, 250#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:27,572 INFO L382 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-12-11 20:51:27,572 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:27,572 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:27,572 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:27,572 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([406] L847-->L854: Formula: (let ((.cse2 (not (= (mod v_~z$w_buff0_used~0_99 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd4~0_48 256) 0))) (.cse5 (not (= 0 (mod v_~z$r_buff0_thd4~0_51 256))))) (let ((.cse4 (and (not (= (mod v_~z$w_buff0_used~0_100 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~z$w_buff1_used~0_89 256) 0)))) (.cse1 (and .cse2 .cse5))) (and (= (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_89) v_~z$w_buff1_used~0_88) (= (ite (or (and .cse2 (not (= (mod v_~z$r_buff0_thd4~0_50 256) 0))) (and (not (= (mod v_~z$w_buff1_used~0_88 256) 0)) .cse3)) 0 v_~z$r_buff1_thd4~0_48) v_~z$r_buff1_thd4~0_47) (= v_~z$w_buff0_used~0_99 (ite .cse4 0 v_~z$w_buff0_used~0_100)) (= v_~z~0_68 (ite .cse4 v_~z$w_buff0~0_36 (ite .cse0 v_~z$w_buff1~0_37 v_~z~0_69))) (= v_~z$r_buff0_thd4~0_50 (ite .cse1 0 v_~z$r_buff0_thd4~0_51))))) InVars {~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_48, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_100, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_51, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_89, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_69} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_47, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_99, ~z$w_buff0~0=v_~z$w_buff0~0_36, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_88, ~z$w_buff1~0=v_~z$w_buff1~0_37, ~z~0=v_~z~0_68} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$w_buff0_used~0, ~z$r_buff0_thd4~0, ~z$w_buff1_used~0, ~z~0][487], [220#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L3-1true, 104#L811true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P2Thread1of1ForFork0InUse, 36#L780true, 246#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 124#L760true, 165#true, 294#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 23#L854true]) [2022-12-11 20:51:27,572 INFO L382 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-12-11 20:51:27,572 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:27,573 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:27,573 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:27,609 INFO L130 PetriNetUnfolder]: 4349/8799 cut-off events. [2022-12-11 20:51:27,609 INFO L131 PetriNetUnfolder]: For 29141/34741 co-relation queries the response was YES. [2022-12-11 20:51:27,633 INFO L83 FinitePrefix]: Finished finitePrefix Result has 45039 conditions, 8799 events. 4349/8799 cut-off events. For 29141/34741 co-relation queries the response was YES. Maximal size of possible extension queue 652. Compared 78643 event pairs, 126 based on Foata normal form. 1033/9500 useless extension candidates. Maximal degree in co-relation 44943. Up to 2541 conditions per place. [2022-12-11 20:51:27,649 INFO L137 encePairwiseOnDemand]: 120/131 looper letters, 145 selfloop transitions, 87 changer transitions 200/528 dead transitions. [2022-12-11 20:51:27,650 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 528 transitions, 6963 flow [2022-12-11 20:51:27,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-12-11 20:51:27,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-12-11 20:51:27,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2155 transitions. [2022-12-11 20:51:27,654 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8658095620731218 [2022-12-11 20:51:27,654 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, 50 predicate places. [2022-12-11 20:51:27,654 INFO L82 GeneralOperation]: Start removeDead. Operand has 188 places, 528 transitions, 6963 flow [2022-12-11 20:51:27,672 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 184 places, 328 transitions, 3619 flow [2022-12-11 20:51:27,672 INFO L495 AbstractCegarLoop]: Abstraction has has 184 places, 328 transitions, 3619 flow [2022-12-11 20:51:27,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 108.11111111111111) internal successors, (973), 9 states have internal predecessors, (973), 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 20:51:27,673 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:27,673 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] [2022-12-11 20:51:27,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-11 20:51:27,673 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:27,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:27,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1099618646, now seen corresponding path program 1 times [2022-12-11 20:51:27,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:27,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506156863] [2022-12-11 20:51:27,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:27,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:28,209 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 20:51:28,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:28,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506156863] [2022-12-11 20:51:28,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506156863] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:28,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:28,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-11 20:51:28,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785971272] [2022-12-11 20:51:28,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:28,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-11 20:51:28,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:28,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-11 20:51:28,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-12-11 20:51:28,212 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 131 [2022-12-11 20:51:28,212 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 184 places, 328 transitions, 3619 flow. Second operand has 10 states, 10 states have (on average 98.1) internal successors, (981), 10 states have internal predecessors, (981), 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 20:51:28,213 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:28,213 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 131 [2022-12-11 20:51:28,213 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:28,796 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][247], [308#(not (= ~x~0 0)), 145#true, P1Thread1of1ForFork3InUse, 148#true, 284#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 36#L780true, P2Thread1of1ForFork0InUse, 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 38#L882true, 182#true, 124#L760true, 165#true, 238#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 212#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 23#L854true]) [2022-12-11 20:51:28,796 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-12-11 20:51:28,796 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:28,796 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:28,796 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:28,864 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][247], [308#(not (= ~x~0 0)), 145#true, 70#L2true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 284#(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, 95#L806true, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 238#(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)), 23#L854true, 212#(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))]) [2022-12-11 20:51:28,864 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-11 20:51:28,864 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:28,865 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:28,865 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:28,865 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][322], [308#(not (= ~x~0 0)), 292#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 218#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, 95#L806true, P3Thread1of1ForFork2InUse, 38#L882true, 253#(= ~a~0 1), 182#true, 124#L760true, 67#L857true, 165#true, 244#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:28,866 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-11 20:51:28,866 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:28,866 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:28,866 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:28,925 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][295], [308#(not (= ~x~0 0)), 145#true, P1Thread1of1ForFork3InUse, 148#true, 290#(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)), 36#L780true, P2Thread1of1ForFork0InUse, 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 242#(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)), 58#L3true, 216#(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)), 23#L854true]) [2022-12-11 20:51:28,925 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:28,925 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:28,925 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:28,925 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:28,926 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][322], [308#(not (= ~x~0 0)), 292#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 145#true, 70#L2true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 218#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 67#L857true, 244#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:28,926 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:28,926 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:28,926 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:28,926 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:28,976 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][326], [308#(not (= ~x~0 0)), 132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), 290#(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)), 36#L780true, P2Thread1of1ForFork0InUse, 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 124#L760true, 165#true, 242#(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)), 216#(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)), 23#L854true]) [2022-12-11 20:51:28,976 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:28,976 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:28,976 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:28,976 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:28,977 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][387], [308#(not (= ~x~0 0)), 220#(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)), 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 246#(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)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 67#L857true, 165#true, 294#(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)), 58#L3true]) [2022-12-11 20:51:28,977 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:28,977 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:28,977 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:28,977 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:29,013 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][415], [220#(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)), 308#(not (= ~x~0 0)), 132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P2Thread1of1ForFork0InUse, 246#(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)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 124#L760true, 67#L857true, 165#true, 294#(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))]) [2022-12-11 20:51:29,013 INFO L382 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-12-11 20:51:29,013 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:29,013 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:29,013 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:29,119 INFO L130 PetriNetUnfolder]: 3315/8316 cut-off events. [2022-12-11 20:51:29,119 INFO L131 PetriNetUnfolder]: For 27212/31726 co-relation queries the response was YES. [2022-12-11 20:51:29,141 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39830 conditions, 8316 events. 3315/8316 cut-off events. For 27212/31726 co-relation queries the response was YES. Maximal size of possible extension queue 753. Compared 86486 event pairs, 50 based on Foata normal form. 252/8436 useless extension candidates. Maximal degree in co-relation 39720. Up to 3048 conditions per place. [2022-12-11 20:51:29,160 INFO L137 encePairwiseOnDemand]: 115/131 looper letters, 213 selfloop transitions, 66 changer transitions 35/493 dead transitions. [2022-12-11 20:51:29,160 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 194 places, 493 transitions, 6985 flow [2022-12-11 20:51:29,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-11 20:51:29,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-12-11 20:51:29,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1105 transitions. [2022-12-11 20:51:29,163 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.7668285912560722 [2022-12-11 20:51:29,164 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, 56 predicate places. [2022-12-11 20:51:29,164 INFO L82 GeneralOperation]: Start removeDead. Operand has 194 places, 493 transitions, 6985 flow [2022-12-11 20:51:29,188 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 191 places, 458 transitions, 6322 flow [2022-12-11 20:51:29,188 INFO L495 AbstractCegarLoop]: Abstraction has has 191 places, 458 transitions, 6322 flow [2022-12-11 20:51:29,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 98.1) internal successors, (981), 10 states have internal predecessors, (981), 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 20:51:29,189 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:29,189 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] [2022-12-11 20:51:29,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-11 20:51:29,189 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:29,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:29,190 INFO L85 PathProgramCache]: Analyzing trace with hash -2145975212, now seen corresponding path program 2 times [2022-12-11 20:51:29,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:29,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865108780] [2022-12-11 20:51:29,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:29,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:29,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:29,428 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 20:51:29,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:29,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865108780] [2022-12-11 20:51:29,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865108780] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:29,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:29,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 20:51:29,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743678623] [2022-12-11 20:51:29,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:29,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 20:51:29,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:29,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 20:51:29,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-11 20:51:29,433 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 131 [2022-12-11 20:51:29,434 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 458 transitions, 6322 flow. Second operand has 7 states, 7 states have (on average 109.71428571428571) internal successors, (768), 7 states have internal predecessors, (768), 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 20:51:29,434 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:29,434 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 131 [2022-12-11 20:51:29,434 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:30,141 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][249], [308#(not (= ~x~0 0)), 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 284#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 38#L882true, 329#(and (= ~__unbuffered_p0_EAX~0 1) (= ~x~0 1)), 182#true, 124#L760true, 165#true, 238#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 23#L854true, 212#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:30,141 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-12-11 20:51:30,142 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:30,142 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:30,142 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:30,268 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][249], [308#(not (= ~x~0 0)), 145#true, 70#L2true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 284#(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, 95#L806true, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 329#(and (= ~__unbuffered_p0_EAX~0 1) (= ~x~0 1)), 182#true, 124#L760true, 165#true, 238#(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)), 23#L854true, 212#(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))]) [2022-12-11 20:51:30,268 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-11 20:51:30,268 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:30,268 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:30,268 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:30,269 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][330], [308#(not (= ~x~0 0)), 292#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 218#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 329#(and (= ~__unbuffered_p0_EAX~0 1) (= ~x~0 1)), 38#L882true, 182#true, 124#L760true, 67#L857true, 165#true, 244#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:30,269 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-11 20:51:30,269 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:30,270 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:30,270 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:30,386 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][298], [308#(not (= ~x~0 0)), 145#true, P1Thread1of1ForFork3InUse, 148#true, 290#(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)), 36#L780true, P2Thread1of1ForFork0InUse, 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 329#(and (= ~__unbuffered_p0_EAX~0 1) (= ~x~0 1)), 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 242#(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)), 58#L3true, 216#(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)), 23#L854true]) [2022-12-11 20:51:30,386 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:30,386 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:30,386 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:30,386 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:30,387 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][330], [308#(not (= ~x~0 0)), 292#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 145#true, 70#L2true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 218#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, 95#L806true, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 329#(and (= ~__unbuffered_p0_EAX~0 1) (= ~x~0 1)), 182#true, 124#L760true, 67#L857true, 165#true, 244#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:30,387 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:30,387 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:30,387 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:30,387 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:30,480 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][332], [308#(not (= ~x~0 0)), 132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), 290#(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)), P2Thread1of1ForFork0InUse, 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 329#(and (= ~__unbuffered_p0_EAX~0 1) (= ~x~0 1)), 124#L760true, 165#true, 242#(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)), 216#(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)), 23#L854true]) [2022-12-11 20:51:30,481 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:30,481 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:30,481 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:30,481 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:30,482 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][398], [308#(not (= ~x~0 0)), 220#(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)), 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 246#(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)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 329#(and (= ~__unbuffered_p0_EAX~0 1) (= ~x~0 1)), 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 294#(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)), 67#L857true, 58#L3true]) [2022-12-11 20:51:30,482 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:30,482 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:30,482 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:30,482 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:30,559 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][431], [220#(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)), 308#(not (= ~x~0 0)), 132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), 246#(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)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 329#(and (= ~__unbuffered_p0_EAX~0 1) (= ~x~0 1)), 253#(= ~a~0 1), 124#L760true, 67#L857true, 165#true, 294#(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))]) [2022-12-11 20:51:30,559 INFO L382 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-12-11 20:51:30,559 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:30,559 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:30,560 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:30,702 INFO L130 PetriNetUnfolder]: 4365/10729 cut-off events. [2022-12-11 20:51:30,702 INFO L131 PetriNetUnfolder]: For 47746/54537 co-relation queries the response was YES. [2022-12-11 20:51:30,736 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53058 conditions, 10729 events. 4365/10729 cut-off events. For 47746/54537 co-relation queries the response was YES. Maximal size of possible extension queue 1029. Compared 116178 event pairs, 65 based on Foata normal form. 661/11171 useless extension candidates. Maximal degree in co-relation 52943. Up to 4172 conditions per place. [2022-12-11 20:51:30,753 INFO L137 encePairwiseOnDemand]: 125/131 looper letters, 93 selfloop transitions, 2 changer transitions 227/510 dead transitions. [2022-12-11 20:51:30,753 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 510 transitions, 7922 flow [2022-12-11 20:51:30,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-11 20:51:30,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-12-11 20:51:30,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 783 transitions. [2022-12-11 20:51:30,755 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8538713195201745 [2022-12-11 20:51:30,755 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, 59 predicate places. [2022-12-11 20:51:30,755 INFO L82 GeneralOperation]: Start removeDead. Operand has 197 places, 510 transitions, 7922 flow [2022-12-11 20:51:30,774 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 189 places, 283 transitions, 3262 flow [2022-12-11 20:51:30,774 INFO L495 AbstractCegarLoop]: Abstraction has has 189 places, 283 transitions, 3262 flow [2022-12-11 20:51:30,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.71428571428571) internal successors, (768), 7 states have internal predecessors, (768), 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 20:51:30,775 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:30,775 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] [2022-12-11 20:51:30,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-11 20:51:30,775 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:30,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:30,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1255196968, now seen corresponding path program 3 times [2022-12-11 20:51:30,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:30,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590504533] [2022-12-11 20:51:30,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:30,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:30,945 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 20:51:30,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:30,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590504533] [2022-12-11 20:51:30,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590504533] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:30,945 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:30,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 20:51:30,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070202847] [2022-12-11 20:51:30,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:30,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 20:51:30,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:30,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 20:51:30,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-11 20:51:30,947 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 131 [2022-12-11 20:51:30,947 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 283 transitions, 3262 flow. Second operand has 7 states, 7 states have (on average 108.85714285714286) internal successors, (762), 7 states have internal predecessors, (762), 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 20:51:30,947 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:30,947 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 131 [2022-12-11 20:51:30,947 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:31,363 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][156], [278#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 308#(not (= ~x~0 0)), 338#(= ~y~0 1), 323#(= ~x~0 1), 145#true, P1Thread1of1ForFork3InUse, 86#L757true, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 108#L881true, P0Thread1of1ForFork1InUse, 95#L806true, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 208#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 165#true, 23#L854true, 232#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:31,363 INFO L382 tUnfolder$Statistics]: this new event has 86 ancestors and is cut-off event [2022-12-11 20:51:31,363 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-11 20:51:31,363 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-11 20:51:31,363 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-11 20:51:31,420 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][165], [308#(not (= ~x~0 0)), 338#(= ~y~0 1), 323#(= ~x~0 1), 145#true, P1Thread1of1ForFork3InUse, 86#L757true, 148#true, 36#L780true, 284#(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)), P2Thread1of1ForFork0InUse, 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 38#L882true, 182#true, 165#true, 238#(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)), 212#(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)), 23#L854true]) [2022-12-11 20:51:31,421 INFO L382 tUnfolder$Statistics]: this new event has 87 ancestors and is cut-off event [2022-12-11 20:51:31,421 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:31,421 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:31,421 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:31,421 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][200], [308#(not (= ~x~0 0)), 338#(= ~y~0 1), 323#(= ~x~0 1), 145#true, P1Thread1of1ForFork3InUse, 86#L757true, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 234#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 108#L881true, P0Thread1of1ForFork1InUse, 95#L806true, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 67#L857true, 165#true, 280#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 202#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:31,421 INFO L382 tUnfolder$Statistics]: this new event has 87 ancestors and is cut-off event [2022-12-11 20:51:31,421 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:31,421 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:31,421 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-11 20:51:31,486 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][165], [308#(not (= ~x~0 0)), 338#(= ~y~0 1), 323#(= ~x~0 1), 145#true, 70#L2true, P1Thread1of1ForFork3InUse, 86#L757true, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 284#(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)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 165#true, 238#(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)), 212#(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)), 23#L854true]) [2022-12-11 20:51:31,486 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-12-11 20:51:31,486 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:31,487 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:31,487 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:31,487 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][216], [338#(= ~y~0 1), 308#(not (= ~x~0 0)), 323#(= ~x~0 1), 292#(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)), 145#true, P1Thread1of1ForFork3InUse, 86#L757true, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 218#(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)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 38#L882true, 253#(= ~a~0 1), 182#true, 165#true, 67#L857true, 244#(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 20:51:31,487 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-12-11 20:51:31,487 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:31,487 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:31,487 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-11 20:51:31,519 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L775-->L780: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][193], [308#(not (= ~x~0 0)), 323#(= ~x~0 1), 145#true, 104#L811true, P1Thread1of1ForFork3InUse, 286#(and (<= ~main$tmp_guard0~0 0) (<= ~__unbuffered_cnt~0 3) (<= 0 ~main$tmp_guard0~0)), 148#true, 108#L881true, 344#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), P2Thread1of1ForFork0InUse, 36#L780true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 67#L857true, 226#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 202#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:31,519 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,519 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,519 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,519 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,557 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][185], [308#(not (= ~x~0 0)), 338#(= ~y~0 1), 323#(= ~x~0 1), 145#true, P1Thread1of1ForFork3InUse, 86#L757true, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 290#(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)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 165#true, 242#(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)), 58#L3true, 216#(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)), 23#L854true]) [2022-12-11 20:51:31,557 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,557 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,557 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,557 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,557 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][216], [308#(not (= ~x~0 0)), 338#(= ~y~0 1), 323#(= ~x~0 1), 292#(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)), 145#true, 70#L2true, P1Thread1of1ForFork3InUse, 86#L757true, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 218#(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)), P0Thread1of1ForFork1InUse, 95#L806true, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 165#true, 67#L857true, 244#(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 20:51:31,558 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,558 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,558 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,558 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-11 20:51:31,569 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L775-->L780: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][159], [308#(not (= ~x~0 0)), 323#(= ~x~0 1), 292#(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)), 104#L811true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 344#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), P2Thread1of1ForFork0InUse, 36#L780true, 218#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 38#L882true, 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 244#(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)), 23#L854true]) [2022-12-11 20:51:31,569 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is not cut-off event [2022-12-11 20:51:31,569 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is not cut-off event [2022-12-11 20:51:31,569 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is not cut-off event [2022-12-11 20:51:31,570 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is not cut-off event [2022-12-11 20:51:31,571 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L775-->L780: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][214], [248#(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)), 308#(not (= ~x~0 0)), 323#(= ~x~0 1), 104#L811true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, 344#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), P2Thread1of1ForFork0InUse, 218#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 38#L882true, 182#true, 124#L760true, 165#true, 67#L857true, 296#(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) (<= ~__unbuffered_cnt~0 3) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:31,571 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,571 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,571 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,571 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,617 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][205], [308#(not (= ~x~0 0)), 338#(= ~y~0 1), 323#(= ~x~0 1), 132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 86#L757true, 148#true, 36#L780true, 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), 290#(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)), P2Thread1of1ForFork0InUse, 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 165#true, 242#(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)), 216#(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)), 23#L854true]) [2022-12-11 20:51:31,617 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,617 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,617 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,618 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,618 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][260], [220#(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)), 308#(not (= ~x~0 0)), 338#(= ~y~0 1), 323#(= ~x~0 1), 145#true, P1Thread1of1ForFork3InUse, 86#L757true, 148#true, 36#L780true, P2Thread1of1ForFork0InUse, 246#(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)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 67#L857true, 165#true, 294#(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)), 58#L3true]) [2022-12-11 20:51:31,618 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,618 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,618 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,618 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-11 20:51:31,625 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L775-->L780: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][159], [308#(not (= ~x~0 0)), 323#(= ~x~0 1), 292#(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)), 104#L811true, 145#true, 70#L2true, P1Thread1of1ForFork3InUse, 148#true, 344#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), P2Thread1of1ForFork0InUse, 36#L780true, 218#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 244#(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)), 23#L854true]) [2022-12-11 20:51:31,625 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is not cut-off event [2022-12-11 20:51:31,625 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is not cut-off event [2022-12-11 20:51:31,625 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is not cut-off event [2022-12-11 20:51:31,625 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is not cut-off event [2022-12-11 20:51:31,627 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L775-->L780: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][214], [308#(not (= ~x~0 0)), 248#(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)), 323#(= ~x~0 1), 104#L811true, 145#true, 70#L2true, P1Thread1of1ForFork3InUse, 148#true, 344#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), P2Thread1of1ForFork0InUse, 36#L780true, 218#(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)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 67#L857true, 296#(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) (<= ~__unbuffered_cnt~0 3) (<= 0 ~main$tmp_guard0~0))]) [2022-12-11 20:51:31,627 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:31,627 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:31,627 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:31,627 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:31,669 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([397] L790-->L806: Formula: (let ((.cse4 (= (mod v_~z$r_buff1_thd3~0_54 256) 0)) (.cse6 (= (mod v_~z$r_buff0_thd3~0_54 256) 0))) (let ((.cse7 (not .cse6)) (.cse9 (and .cse6 (= (mod v_~z$w_buff1_used~0_119 256) 0))) (.cse5 (and .cse4 .cse6)) (.cse12 (= (mod v_~z$w_buff0_used~0_132 256) 0))) (let ((.cse10 (or .cse9 .cse5 .cse12)) (.cse11 (and .cse7 (not .cse12)))) (let ((.cse3 (= (mod v_~z$w_buff1_used~0_118 256) 0)) (.cse1 (= (mod v_~z$w_buff0_used~0_131 256) 0)) (.cse0 (not (= 0 (mod v_~weak$$choice2~0_66 256)))) (.cse8 (ite .cse10 v_~z~0_103 (ite .cse11 v_~z$w_buff0~0_65 v_~z$w_buff1~0_64)))) (and (= (ite .cse0 v_~z$r_buff1_thd3~0_54 (ite (let ((.cse2 (= (mod v_~z$r_buff0_thd3~0_53 256) 0))) (or .cse1 (and .cse2 .cse3) (and .cse4 .cse2))) v_~z$r_buff1_thd3~0_54 0)) v_~z$r_buff1_thd3~0_53) (= |v_P2Thread1of1ForFork0_#t~nondet3_1| v_~weak$$choice0~0_16) (= v_~z$r_buff0_thd3~0_53 (ite .cse0 v_~z$r_buff0_thd3~0_54 (ite (or .cse1 .cse5 (and .cse6 .cse3)) v_~z$r_buff0_thd3~0_54 (ite (and .cse7 (not .cse1)) 0 v_~z$r_buff0_thd3~0_54)))) (= v_~z$w_buff1~0_64 v_~z$w_buff1~0_63) (= .cse8 v_~__unbuffered_p2_EBX~0_18) (= v_~z$w_buff1_used~0_118 (ite .cse0 v_~z$w_buff1_used~0_119 (ite (or .cse1 .cse9 .cse5) v_~z$w_buff1_used~0_119 0))) (= |v_P2Thread1of1ForFork0_#t~nondet4_1| v_~weak$$choice2~0_66) (= v_~z$mem_tmp~0_32 v_~z~0_103) (= v_~z$flush_delayed~0_52 0) (= v_~z$w_buff0~0_65 v_~z$w_buff0~0_64) (= v_~z$w_buff0_used~0_131 (ite .cse0 v_~z$w_buff0_used~0_132 (ite .cse10 v_~z$w_buff0_used~0_132 (ite .cse11 0 v_~z$w_buff0_used~0_132)))) (= v_~z~0_102 (ite .cse0 v_~z$mem_tmp~0_32 .cse8))))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_65, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_54, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, P2Thread1of1ForFork0_#t~nondet4=|v_P2Thread1of1ForFork0_#t~nondet4_1|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_54, ~z$w_buff1~0=v_~z$w_buff1~0_64, P2Thread1of1ForFork0_#t~nondet3=|v_P2Thread1of1ForFork0_#t~nondet3_1|, ~z~0=v_~z~0_103} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_32, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_18, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_64, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_53, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_118, ~z$w_buff1~0=v_~z$w_buff1~0_63, ~z$flush_delayed~0=v_~z$flush_delayed~0_52, ~weak$$choice0~0=v_~weak$$choice0~0_16, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_53, ~z~0=v_~z~0_102, ~weak$$choice2~0=v_~weak$$choice2~0_66} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, P2Thread1of1ForFork0_#t~nondet4, ~z$w_buff1~0, P2Thread1of1ForFork0_#t~nondet3, ~z$flush_delayed~0, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][288], [220#(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)), 308#(not (= ~x~0 0)), 338#(= ~y~0 1), 323#(= ~x~0 1), 132#L3-1true, 145#true, P1Thread1of1ForFork3InUse, 86#L757true, 148#true, 36#L780true, 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P2Thread1of1ForFork0InUse, 246#(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)), 95#L806true, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 165#true, 294#(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)), 67#L857true]) [2022-12-11 20:51:31,669 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-11 20:51:31,669 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:31,669 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:31,669 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-11 20:51:31,674 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L775-->L780: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][184], [308#(not (= ~x~0 0)), 220#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 323#(= ~x~0 1), 104#L811true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, 344#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), P2Thread1of1ForFork0InUse, 246#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 165#true, 294#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 58#L3true, 23#L854true]) [2022-12-11 20:51:31,674 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is not cut-off event [2022-12-11 20:51:31,674 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2022-12-11 20:51:31,674 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2022-12-11 20:51:31,674 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2022-12-11 20:51:31,675 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L775-->L780: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][262], [220#(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)), 308#(not (= ~x~0 0)), 323#(= ~x~0 1), 298#(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$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= ~__unbuffered_cnt~0 3) (<= 0 ~main$tmp_guard0~0)), 104#L811true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, 344#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), P2Thread1of1ForFork0InUse, P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 182#true, 124#L760true, 250#(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)), 165#true, 67#L857true, 58#L3true]) [2022-12-11 20:51:31,675 INFO L382 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-12-11 20:51:31,675 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:31,675 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:31,675 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-12-11 20:51:31,702 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L775-->L780: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][207], [308#(not (= ~x~0 0)), 220#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 132#L3-1true, 323#(= ~x~0 1), 104#L811true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 36#L780true, 344#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P2Thread1of1ForFork0InUse, 246#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 124#L760true, 165#true, 294#(and (<= ~__unbuffered_cnt~0 2) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 23#L854true]) [2022-12-11 20:51:31,702 INFO L382 tUnfolder$Statistics]: this new event has 92 ancestors and is not cut-off event [2022-12-11 20:51:31,702 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2022-12-11 20:51:31,702 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2022-12-11 20:51:31,703 INFO L385 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2022-12-11 20:51:31,703 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([391] L775-->L780: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][287], [308#(not (= ~x~0 0)), 220#(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)), 323#(= ~x~0 1), 132#L3-1true, 298#(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$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= ~__unbuffered_cnt~0 3) (<= 0 ~main$tmp_guard0~0)), 104#L811true, 145#true, P1Thread1of1ForFork3InUse, 148#true, 344#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), P2Thread1of1ForFork0InUse, 36#L780true, 187#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), P0Thread1of1ForFork1InUse, P3Thread1of1ForFork2InUse, 253#(= ~a~0 1), 124#L760true, 165#true, 67#L857true, 250#(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))]) [2022-12-11 20:51:31,703 INFO L382 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-12-11 20:51:31,703 INFO L385 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-12-11 20:51:31,703 INFO L385 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-12-11 20:51:31,703 INFO L385 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-12-11 20:51:31,767 INFO L130 PetriNetUnfolder]: 3010/7470 cut-off events. [2022-12-11 20:51:31,767 INFO L131 PetriNetUnfolder]: For 41366/46527 co-relation queries the response was YES. [2022-12-11 20:51:31,782 INFO L83 FinitePrefix]: Finished finitePrefix Result has 37662 conditions, 7470 events. 3010/7470 cut-off events. For 41366/46527 co-relation queries the response was YES. Maximal size of possible extension queue 770. Compared 76600 event pairs, 36 based on Foata normal form. 241/7581 useless extension candidates. Maximal degree in co-relation 37542. Up to 3153 conditions per place. [2022-12-11 20:51:31,790 INFO L137 encePairwiseOnDemand]: 125/131 looper letters, 38 selfloop transitions, 1 changer transitions 199/358 dead transitions. [2022-12-11 20:51:31,790 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 195 places, 358 transitions, 5193 flow [2022-12-11 20:51:31,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-11 20:51:31,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-12-11 20:51:31,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 776 transitions. [2022-12-11 20:51:31,794 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8462377317339149 [2022-12-11 20:51:31,794 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, 57 predicate places. [2022-12-11 20:51:31,794 INFO L82 GeneralOperation]: Start removeDead. Operand has 195 places, 358 transitions, 5193 flow [2022-12-11 20:51:31,802 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 177 places, 159 transitions, 1446 flow [2022-12-11 20:51:31,803 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 159 transitions, 1446 flow [2022-12-11 20:51:31,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.85714285714286) internal successors, (762), 7 states have internal predecessors, (762), 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 20:51:31,803 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:31,803 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] [2022-12-11 20:51:31,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-11 20:51:31,803 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:31,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:31,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1664332116, now seen corresponding path program 4 times [2022-12-11 20:51:31,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:31,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042576612] [2022-12-11 20:51:31,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:31,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 20:51:32,669 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 20:51:32,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 20:51:32,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042576612] [2022-12-11 20:51:32,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042576612] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 20:51:32,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 20:51:32,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-11 20:51:32,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53948473] [2022-12-11 20:51:32,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 20:51:32,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-11 20:51:32,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 20:51:32,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-11 20:51:32,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-12-11 20:51:32,671 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 131 [2022-12-11 20:51:32,671 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 159 transitions, 1446 flow. Second operand has 11 states, 11 states have (on average 104.18181818181819) internal successors, (1146), 11 states have internal predecessors, (1146), 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 20:51:32,672 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 20:51:32,672 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 131 [2022-12-11 20:51:32,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 20:51:32,981 INFO L130 PetriNetUnfolder]: 292/1827 cut-off events. [2022-12-11 20:51:32,981 INFO L131 PetriNetUnfolder]: For 5846/6260 co-relation queries the response was YES. [2022-12-11 20:51:32,984 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7810 conditions, 1827 events. 292/1827 cut-off events. For 5846/6260 co-relation queries the response was YES. Maximal size of possible extension queue 202. Compared 19066 event pairs, 2 based on Foata normal form. 2/1813 useless extension candidates. Maximal degree in co-relation 7678. Up to 674 conditions per place. [2022-12-11 20:51:32,986 INFO L137 encePairwiseOnDemand]: 119/131 looper letters, 19 selfloop transitions, 10 changer transitions 40/167 dead transitions. [2022-12-11 20:51:32,987 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 167 transitions, 1700 flow [2022-12-11 20:51:32,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-11 20:51:32,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-11 20:51:32,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1357 transitions. [2022-12-11 20:51:32,988 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.7968291250733999 [2022-12-11 20:51:32,989 INFO L295 CegarLoopForPetriNet]: 138 programPoint places, 51 predicate places. [2022-12-11 20:51:32,989 INFO L82 GeneralOperation]: Start removeDead. Operand has 189 places, 167 transitions, 1700 flow [2022-12-11 20:51:32,992 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 170 places, 127 transitions, 988 flow [2022-12-11 20:51:32,992 INFO L495 AbstractCegarLoop]: Abstraction has has 170 places, 127 transitions, 988 flow [2022-12-11 20:51:32,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 104.18181818181819) internal successors, (1146), 11 states have internal predecessors, (1146), 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 20:51:32,993 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 20:51:32,993 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] [2022-12-11 20:51:32,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-11 20:51:32,993 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 20:51:32,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 20:51:32,994 INFO L85 PathProgramCache]: Analyzing trace with hash -1033757236, now seen corresponding path program 5 times [2022-12-11 20:51:32,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 20:51:32,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451836225] [2022-12-11 20:51:32,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 20:51:32,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 20:51:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-11 20:51:33,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-11 20:51:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-11 20:51:33,119 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-11 20:51:33,119 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-11 20:51:33,120 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-12-11 20:51:33,126 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-12-11 20:51:33,129 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2022-12-11 20:51:33,129 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2022-12-11 20:51:33,129 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2022-12-11 20:51:33,130 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2022-12-11 20:51:33,130 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-12-11 20:51:33,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-11 20:51:33,130 INFO L445 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1, 1, 1, 1] [2022-12-11 20:51:33,135 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-11 20:51:33,135 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-11 20:51:33,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.12 08:51:33 BasicIcfg [2022-12-11 20:51:33,237 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-11 20:51:33,238 INFO L158 Benchmark]: Toolchain (without parser) took 16815.60ms. Allocated memory was 179.3MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 153.9MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 602.1MB. Max. memory is 8.0GB. [2022-12-11 20:51:33,238 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 156.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-11 20:51:33,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.48ms. Allocated memory is still 179.3MB. Free memory was 153.6MB in the beginning and 125.3MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-12-11 20:51:33,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.49ms. Allocated memory is still 179.3MB. Free memory was 125.3MB in the beginning and 122.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-12-11 20:51:33,240 INFO L158 Benchmark]: Boogie Preprocessor took 32.98ms. Allocated memory is still 179.3MB. Free memory was 122.1MB in the beginning and 120.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-11 20:51:33,240 INFO L158 Benchmark]: RCFGBuilder took 629.54ms. Allocated memory was 179.3MB in the beginning and 216.0MB in the end (delta: 36.7MB). Free memory was 120.0MB in the beginning and 187.8MB in the end (delta: -67.7MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. [2022-12-11 20:51:33,240 INFO L158 Benchmark]: TraceAbstraction took 15664.28ms. Allocated memory was 216.0MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 186.4MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 598.1MB. Max. memory is 8.0GB. [2022-12-11 20:51:33,241 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 156.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 427.48ms. Allocated memory is still 179.3MB. Free memory was 153.6MB in the beginning and 125.3MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.49ms. Allocated memory is still 179.3MB. Free memory was 125.3MB in the beginning and 122.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.98ms. Allocated memory is still 179.3MB. Free memory was 122.1MB in the beginning and 120.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 629.54ms. Allocated memory was 179.3MB in the beginning and 216.0MB in the end (delta: 36.7MB). Free memory was 120.0MB in the beginning and 187.8MB in the end (delta: -67.7MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. * TraceAbstraction took 15664.28ms. Allocated memory was 216.0MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 186.4MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 598.1MB. 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 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, main$tmp_guard0=0] [L726] 0 _Bool main$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, main$tmp_guard0=0, main$tmp_guard1=0] [L728] 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, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L730] 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, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L732] 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, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L733] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L734] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L735] 0 _Bool z$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, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L736] 0 _Bool z$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, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L737] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L738] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L739] 0 _Bool z$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, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0] [L740] 0 _Bool z$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, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0] [L741] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L742] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L743] 0 _Bool z$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, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L744] 0 _Bool z$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, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L745] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0] [L746] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L747] 0 int z$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, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L748] 0 _Bool z$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, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L749] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L750] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L751] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L752] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] 0 pthread_t t93; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t93={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L872] FCALL, FORK 0 pthread_create(&t93, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t93, ((void *)0), P0, ((void *)0))=-3, t93={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L873] 0 pthread_t t94; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t93={5:0}, t94={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L874] FCALL, FORK 0 pthread_create(&t94, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t94, ((void *)0), P1, ((void *)0))=-2, t93={5:0}, t94={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L875] 0 pthread_t t95; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t93={5:0}, t94={6:0}, t95={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L876] FCALL, FORK 0 pthread_create(&t95, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t95, ((void *)0), P2, ((void *)0))=-1, t93={5:0}, t94={6:0}, t95={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L877] 0 pthread_t t96; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t93={5:0}, t94={6:0}, t95={7:0}, t96={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L878] FCALL, FORK 0 pthread_create(&t96, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t96, ((void *)0), P3, ((void *)0))=0, t93={5:0}, t94={6:0}, t95={7:0}, t96={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L817] 4 z$w_buff1 = z$w_buff0 [L818] 4 z$w_buff0 = 1 [L819] 4 z$w_buff1_used = z$w_buff0_used [L820] 4 z$w_buff0_used = (_Bool)1 [L821] CALL 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 4 !(!expression) [L821] RET 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L822] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L823] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L824] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L825] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L826] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L827] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L830] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L831] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L832] 4 z$flush_delayed = weak$$choice2 [L833] 4 z$mem_tmp = z [L834] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L835] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L836] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L837] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L838] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L839] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L840] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L841] 4 __unbuffered_p3_EAX = z [L842] 4 z = z$flush_delayed ? z$mem_tmp : z [L843] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=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$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L846] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=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$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L756] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L759] 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=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L771] 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=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L774] 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=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L786] 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=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L789] 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=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L792] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L793] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L794] 3 z$flush_delayed = weak$$choice2 [L795] 3 z$mem_tmp = z [L796] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L797] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L798] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L799] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L800] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L801] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L802] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L803] 3 __unbuffered_p2_EBX = z [L804] 3 z = z$flush_delayed ? z$mem_tmp : z [L805] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L849] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L850] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L851] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L852] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L853] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L856] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L764] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L779] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L810] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L880] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t93={5:0}, t94={6:0}, t95={7:0}, t96={3:0}, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L882] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L882] RET 0 assume_abort_if_not(main$tmp_guard0) [L884] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L885] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L886] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L887] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L888] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t93={5:0}, t94={6:0}, t95={7:0}, t96={3:0}, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L891] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t93={5:0}, t94={6:0}, t95={7:0}, t96={3:0}, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L893] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - 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: 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. - UnprovableResult [Line: 872]: 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: 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. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 166 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.2s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 15.5s, OverallIterations: 13, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 10.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 948 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 948 mSDsluCounter, 618 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 492 mSDsCounter, 57 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1502 IncrementalHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 57 mSolverCounterUnsat, 126 mSDtfsCounter, 1502 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 162 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6322occurred in iteration=9, InterpolantAutomatonStates: 125, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 16488 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 1219 NumberOfCodeBlocks, 1219 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1105 ConstructedInterpolants, 0 QuantifiedInterpolants, 5299 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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 20:51:33,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...