/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-a802222-m [2022-12-11 19:09:42,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-11 19:09:42,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-11 19:09:42,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-11 19:09:42,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-11 19:09:42,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-11 19:09:42,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-11 19:09:42,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-11 19:09:42,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-11 19:09:42,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-11 19:09:42,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-11 19:09:42,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-11 19:09:42,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-11 19:09:42,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-11 19:09:42,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-11 19:09:42,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-11 19:09:42,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-11 19:09:42,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-11 19:09:42,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-11 19:09:42,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-11 19:09:42,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-11 19:09:42,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-11 19:09:42,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-11 19:09:42,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-11 19:09:42,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-11 19:09:42,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-11 19:09:42,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-11 19:09:42,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-11 19:09:42,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-11 19:09:42,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-11 19:09:42,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-11 19:09:42,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-11 19:09:42,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-11 19:09:42,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-11 19:09:42,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-11 19:09:42,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-11 19:09:42,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-11 19:09:42,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-11 19:09:42,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-11 19:09:42,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-11 19:09:42,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-11 19:09:42,674 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 19:09:42,701 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-11 19:09:42,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-11 19:09:42,703 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-11 19:09:42,703 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-11 19:09:42,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-11 19:09:42,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-11 19:09:42,705 INFO L138 SettingsManager]: * Use SBE=true [2022-12-11 19:09:42,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-11 19:09:42,705 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-11 19:09:42,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-11 19:09:42,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-11 19:09:42,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-11 19:09:42,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-11 19:09:42,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-11 19:09:42,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-11 19:09:42,707 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-11 19:09:42,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-11 19:09:42,707 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-11 19:09:42,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-11 19:09:42,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-11 19:09:42,708 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-11 19:09:42,708 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-11 19:09:42,708 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-11 19:09:42,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-11 19:09:42,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-11 19:09:42,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-11 19:09:42,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-11 19:09:42,709 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-11 19:09:42,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-11 19:09:42,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-11 19:09:42,709 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-11 19:09:42,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-11 19:09:43,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-11 19:09:43,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-11 19:09:43,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-11 19:09:43,077 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-11 19:09:43,077 INFO L275 PluginConnector]: CDTParser initialized [2022-12-11 19:09:43,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i [2022-12-11 19:09:44,186 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-11 19:09:44,468 INFO L351 CDTParser]: Found 1 translation units. [2022-12-11 19:09:44,469 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i [2022-12-11 19:09:44,483 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e952c6f4/e477aa93b54a4bcf8c40c8ee97d86559/FLAGa87340f13 [2022-12-11 19:09:44,500 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e952c6f4/e477aa93b54a4bcf8c40c8ee97d86559 [2022-12-11 19:09:44,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-11 19:09:44,503 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-11 19:09:44,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-11 19:09:44,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-11 19:09:44,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-11 19:09:44,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.12 07:09:44" (1/1) ... [2022-12-11 19:09:44,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@780bd53d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:44, skipping insertion in model container [2022-12-11 19:09:44,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.12 07:09:44" (1/1) ... [2022-12-11 19:09:44,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-11 19:09:44,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-11 19:09:44,680 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/thin002_power.opt.i[951,964] [2022-12-11 19:09:44,863 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,866 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,866 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,867 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,867 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,867 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,868 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,868 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,868 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,868 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,868 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,869 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,869 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,869 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,875 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,875 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,911 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,912 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,912 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,912 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,914 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,914 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,914 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,922 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,923 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,923 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,927 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,928 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,929 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-11 19:09:44,942 INFO L203 MainTranslator]: Completed pre-run [2022-12-11 19:09:44,954 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/thin002_power.opt.i[951,964] [2022-12-11 19:09:44,987 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,987 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,987 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,987 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,991 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,994 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:44,996 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:44,996 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:45,006 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:45,006 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:45,007 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:45,009 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:45,018 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:45,018 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:45,018 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:45,018 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:45,019 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:45,020 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:45,020 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:45,029 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:45,030 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:45,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:45,033 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:45,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-11 19:09:45,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-11 19:09:45,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-11 19:09:45,101 INFO L208 MainTranslator]: Completed translation [2022-12-11 19:09:45,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45 WrapperNode [2022-12-11 19:09:45,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-11 19:09:45,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-11 19:09:45,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-11 19:09:45,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-11 19:09:45,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (1/1) ... [2022-12-11 19:09:45,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (1/1) ... [2022-12-11 19:09:45,178 INFO L138 Inliner]: procedures = 177, calls = 84, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 199 [2022-12-11 19:09:45,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-11 19:09:45,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-11 19:09:45,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-11 19:09:45,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-11 19:09:45,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (1/1) ... [2022-12-11 19:09:45,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (1/1) ... [2022-12-11 19:09:45,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (1/1) ... [2022-12-11 19:09:45,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (1/1) ... [2022-12-11 19:09:45,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (1/1) ... [2022-12-11 19:09:45,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (1/1) ... [2022-12-11 19:09:45,215 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (1/1) ... [2022-12-11 19:09:45,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (1/1) ... [2022-12-11 19:09:45,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-11 19:09:45,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-11 19:09:45,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-11 19:09:45,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-11 19:09:45,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (1/1) ... [2022-12-11 19:09:45,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-11 19:09:45,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-11 19:09:45,265 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 19:09:45,277 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 19:09:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-11 19:09:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-11 19:09:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-11 19:09:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-11 19:09:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-11 19:09:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-11 19:09:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-11 19:09:45,306 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-11 19:09:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-11 19:09:45,306 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-11 19:09:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-11 19:09:45,306 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-11 19:09:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-12-11 19:09:45,306 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-12-11 19:09:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-11 19:09:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-11 19:09:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-11 19:09:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-11 19:09:45,308 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 19:09:45,526 INFO L236 CfgBuilder]: Building ICFG [2022-12-11 19:09:45,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-11 19:09:45,983 INFO L277 CfgBuilder]: Performing block encoding [2022-12-11 19:09:46,304 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-11 19:09:46,304 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-11 19:09:46,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.12 07:09:46 BoogieIcfgContainer [2022-12-11 19:09:46,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-11 19:09:46,308 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-11 19:09:46,308 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-11 19:09:46,311 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-11 19:09:46,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.12 07:09:44" (1/3) ... [2022-12-11 19:09:46,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71a8d3e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.12 07:09:46, skipping insertion in model container [2022-12-11 19:09:46,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.12 07:09:45" (2/3) ... [2022-12-11 19:09:46,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71a8d3e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.12 07:09:46, skipping insertion in model container [2022-12-11 19:09:46,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.12 07:09:46" (3/3) ... [2022-12-11 19:09:46,314 INFO L112 eAbstractionObserver]: Analyzing ICFG thin002_power.opt.i [2022-12-11 19:09:46,330 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-11 19:09:46,331 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-11 19:09:46,331 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-11 19:09:46,407 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-11 19:09:46,444 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 160 places, 149 transitions, 318 flow [2022-12-11 19:09:46,533 INFO L130 PetriNetUnfolder]: 2/145 cut-off events. [2022-12-11 19:09:46,534 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-11 19:09:46,540 INFO L83 FinitePrefix]: Finished finitePrefix Result has 158 conditions, 145 events. 2/145 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 64 event pairs, 0 based on Foata normal form. 0/141 useless extension candidates. Maximal degree in co-relation 85. Up to 2 conditions per place. [2022-12-11 19:09:46,542 INFO L82 GeneralOperation]: Start removeDead. Operand has 160 places, 149 transitions, 318 flow [2022-12-11 19:09:46,549 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 156 places, 145 transitions, 302 flow [2022-12-11 19:09:46,556 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-11 19:09:46,563 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;@425d557c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-11 19:09:46,564 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-12-11 19:09:46,594 INFO L130 PetriNetUnfolder]: 0/97 cut-off events. [2022-12-11 19:09:46,594 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-11 19:09:46,597 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 19:09:46,603 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 19:09:46,604 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 19:09:46,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 19:09:46,611 INFO L85 PathProgramCache]: Analyzing trace with hash 258365086, now seen corresponding path program 1 times [2022-12-11 19:09:46,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 19:09:46,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156098581] [2022-12-11 19:09:46,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 19:09:46,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 19:09:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 19:09:47,277 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 19:09:47,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 19:09:47,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156098581] [2022-12-11 19:09:47,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156098581] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 19:09:47,279 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 19:09:47,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-11 19:09:47,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718881342] [2022-12-11 19:09:47,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 19:09:47,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-11 19:09:47,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 19:09:47,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-11 19:09:47,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-11 19:09:47,314 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 134 out of 149 [2022-12-11 19:09:47,317 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 145 transitions, 302 flow. Second operand has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 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 19:09:47,317 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 19:09:47,318 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 134 of 149 [2022-12-11 19:09:47,318 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 19:09:47,497 INFO L130 PetriNetUnfolder]: 30/258 cut-off events. [2022-12-11 19:09:47,498 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-11 19:09:47,500 INFO L83 FinitePrefix]: Finished finitePrefix Result has 339 conditions, 258 events. 30/258 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 675 event pairs, 4 based on Foata normal form. 9/255 useless extension candidates. Maximal degree in co-relation 263. Up to 47 conditions per place. [2022-12-11 19:09:47,503 INFO L137 encePairwiseOnDemand]: 144/149 looper letters, 14 selfloop transitions, 2 changer transitions 0/146 dead transitions. [2022-12-11 19:09:47,503 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 146 transitions, 339 flow [2022-12-11 19:09:47,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-11 19:09:47,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-11 19:09:47,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 423 transitions. [2022-12-11 19:09:47,521 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.9463087248322147 [2022-12-11 19:09:47,523 INFO L175 Difference]: Start difference. First operand has 156 places, 145 transitions, 302 flow. Second operand 3 states and 423 transitions. [2022-12-11 19:09:47,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 146 transitions, 339 flow [2022-12-11 19:09:47,527 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 146 transitions, 334 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-12-11 19:09:47,532 INFO L231 Difference]: Finished difference. Result has 152 places, 141 transitions, 294 flow [2022-12-11 19:09:47,534 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=290, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=294, PETRI_PLACES=152, PETRI_TRANSITIONS=141} [2022-12-11 19:09:47,540 INFO L295 CegarLoopForPetriNet]: 156 programPoint places, -4 predicate places. [2022-12-11 19:09:47,541 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 141 transitions, 294 flow [2022-12-11 19:09:47,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 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 19:09:47,542 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 19:09:47,542 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 19:09:47,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-11 19:09:47,543 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 19:09:47,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 19:09:47,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1644643974, now seen corresponding path program 1 times [2022-12-11 19:09:47,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 19:09:47,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717390643] [2022-12-11 19:09:47,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 19:09:47,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 19:09:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 19:09:47,970 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 19:09:47,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 19:09:47,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717390643] [2022-12-11 19:09:47,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717390643] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 19:09:47,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 19:09:47,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-11 19:09:47,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149508723] [2022-12-11 19:09:47,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 19:09:47,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-11 19:09:47,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 19:09:47,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-11 19:09:47,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-11 19:09:47,977 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 149 [2022-12-11 19:09:47,978 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 141 transitions, 294 flow. Second operand has 6 states, 6 states have (on average 129.0) internal successors, (774), 6 states have internal predecessors, (774), 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 19:09:47,979 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 19:09:47,979 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 149 [2022-12-11 19:09:47,979 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 19:09:48,500 INFO L130 PetriNetUnfolder]: 285/1074 cut-off events. [2022-12-11 19:09:48,501 INFO L131 PetriNetUnfolder]: For 62/62 co-relation queries the response was YES. [2022-12-11 19:09:48,509 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1636 conditions, 1074 events. 285/1074 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 7063 event pairs, 108 based on Foata normal form. 0/1043 useless extension candidates. Maximal degree in co-relation 1561. Up to 188 conditions per place. [2022-12-11 19:09:48,511 INFO L137 encePairwiseOnDemand]: 143/149 looper letters, 22 selfloop transitions, 2 changer transitions 48/184 dead transitions. [2022-12-11 19:09:48,511 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 184 transitions, 520 flow [2022-12-11 19:09:48,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-11 19:09:48,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-11 19:09:48,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1206 transitions. [2022-12-11 19:09:48,517 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8993288590604027 [2022-12-11 19:09:48,517 INFO L175 Difference]: Start difference. First operand has 152 places, 141 transitions, 294 flow. Second operand 9 states and 1206 transitions. [2022-12-11 19:09:48,517 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 184 transitions, 520 flow [2022-12-11 19:09:48,520 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 184 transitions, 502 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-11 19:09:48,523 INFO L231 Difference]: Finished difference. Result has 165 places, 129 transitions, 286 flow [2022-12-11 19:09:48,524 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=290, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=286, PETRI_PLACES=165, PETRI_TRANSITIONS=129} [2022-12-11 19:09:48,524 INFO L295 CegarLoopForPetriNet]: 156 programPoint places, 9 predicate places. [2022-12-11 19:09:48,524 INFO L495 AbstractCegarLoop]: Abstraction has has 165 places, 129 transitions, 286 flow [2022-12-11 19:09:48,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 129.0) internal successors, (774), 6 states have internal predecessors, (774), 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 19:09:48,525 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 19:09:48,525 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 19:09:48,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-11 19:09:48,526 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 19:09:48,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 19:09:48,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1157637829, now seen corresponding path program 1 times [2022-12-11 19:09:48,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 19:09:48,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313729657] [2022-12-11 19:09:48,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 19:09:48,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 19:09:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 19:09:48,848 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 19:09:48,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 19:09:48,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313729657] [2022-12-11 19:09:48,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313729657] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 19:09:48,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 19:09:48,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 19:09:48,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060006191] [2022-12-11 19:09:48,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 19:09:48,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 19:09:48,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 19:09:48,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 19:09:48,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-11 19:09:48,853 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 149 [2022-12-11 19:09:48,854 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 129 transitions, 286 flow. Second operand has 7 states, 7 states have (on average 127.0) internal successors, (889), 7 states have internal predecessors, (889), 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 19:09:48,855 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 19:09:48,855 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 149 [2022-12-11 19:09:48,855 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 19:09:49,325 INFO L130 PetriNetUnfolder]: 367/949 cut-off events. [2022-12-11 19:09:49,325 INFO L131 PetriNetUnfolder]: For 152/152 co-relation queries the response was YES. [2022-12-11 19:09:49,329 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1846 conditions, 949 events. 367/949 cut-off events. For 152/152 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5446 event pairs, 171 based on Foata normal form. 18/911 useless extension candidates. Maximal degree in co-relation 1767. Up to 167 conditions per place. [2022-12-11 19:09:49,332 INFO L137 encePairwiseOnDemand]: 141/149 looper letters, 30 selfloop transitions, 4 changer transitions 36/180 dead transitions. [2022-12-11 19:09:49,332 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 180 transitions, 561 flow [2022-12-11 19:09:49,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-11 19:09:49,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-11 19:09:49,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1322 transitions. [2022-12-11 19:09:49,335 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.887248322147651 [2022-12-11 19:09:49,335 INFO L175 Difference]: Start difference. First operand has 165 places, 129 transitions, 286 flow. Second operand 10 states and 1322 transitions. [2022-12-11 19:09:49,336 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 180 transitions, 561 flow [2022-12-11 19:09:49,340 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 148 places, 180 transitions, 527 flow, removed 14 selfloop flow, removed 8 redundant places. [2022-12-11 19:09:49,343 INFO L231 Difference]: Finished difference. Result has 156 places, 129 transitions, 300 flow [2022-12-11 19:09:49,343 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=270, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=300, PETRI_PLACES=156, PETRI_TRANSITIONS=129} [2022-12-11 19:09:49,344 INFO L295 CegarLoopForPetriNet]: 156 programPoint places, 0 predicate places. [2022-12-11 19:09:49,344 INFO L495 AbstractCegarLoop]: Abstraction has has 156 places, 129 transitions, 300 flow [2022-12-11 19:09:49,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 127.0) internal successors, (889), 7 states have internal predecessors, (889), 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 19:09:49,345 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 19:09:49,345 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 19:09:49,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-11 19:09:49,345 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 19:09:49,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 19:09:49,346 INFO L85 PathProgramCache]: Analyzing trace with hash -513638995, now seen corresponding path program 1 times [2022-12-11 19:09:49,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 19:09:49,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682836720] [2022-12-11 19:09:49,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 19:09:49,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 19:09:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 19:09:49,598 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 19:09:49,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 19:09:49,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682836720] [2022-12-11 19:09:49,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682836720] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 19:09:49,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 19:09:49,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 19:09:49,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817204163] [2022-12-11 19:09:49,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 19:09:49,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 19:09:49,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 19:09:49,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 19:09:49,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-11 19:09:49,601 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 149 [2022-12-11 19:09:49,602 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 129 transitions, 300 flow. Second operand has 7 states, 7 states have (on average 127.0) internal successors, (889), 7 states have internal predecessors, (889), 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 19:09:49,602 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 19:09:49,603 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 149 [2022-12-11 19:09:49,603 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 19:09:49,941 INFO L130 PetriNetUnfolder]: 189/666 cut-off events. [2022-12-11 19:09:49,941 INFO L131 PetriNetUnfolder]: For 159/169 co-relation queries the response was YES. [2022-12-11 19:09:49,944 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1273 conditions, 666 events. 189/666 cut-off events. For 159/169 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 3464 event pairs, 44 based on Foata normal form. 12/647 useless extension candidates. Maximal degree in co-relation 1217. Up to 98 conditions per place. [2022-12-11 19:09:49,946 INFO L137 encePairwiseOnDemand]: 141/149 looper letters, 22 selfloop transitions, 4 changer transitions 30/166 dead transitions. [2022-12-11 19:09:49,947 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 166 transitions, 514 flow [2022-12-11 19:09:49,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-11 19:09:49,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-11 19:09:49,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1308 transitions. [2022-12-11 19:09:49,950 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8778523489932886 [2022-12-11 19:09:49,950 INFO L175 Difference]: Start difference. First operand has 156 places, 129 transitions, 300 flow. Second operand 10 states and 1308 transitions. [2022-12-11 19:09:49,950 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 166 transitions, 514 flow [2022-12-11 19:09:49,955 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 166 transitions, 464 flow, removed 20 selfloop flow, removed 10 redundant places. [2022-12-11 19:09:49,957 INFO L231 Difference]: Finished difference. Result has 157 places, 129 transitions, 304 flow [2022-12-11 19:09:49,957 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=274, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=304, PETRI_PLACES=157, PETRI_TRANSITIONS=129} [2022-12-11 19:09:49,959 INFO L295 CegarLoopForPetriNet]: 156 programPoint places, 1 predicate places. [2022-12-11 19:09:49,959 INFO L495 AbstractCegarLoop]: Abstraction has has 157 places, 129 transitions, 304 flow [2022-12-11 19:09:49,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 127.0) internal successors, (889), 7 states have internal predecessors, (889), 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 19:09:49,960 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 19:09:49,960 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 19:09:49,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-11 19:09:49,960 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 19:09:49,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 19:09:49,961 INFO L85 PathProgramCache]: Analyzing trace with hash 2141961571, now seen corresponding path program 1 times [2022-12-11 19:09:49,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 19:09:49,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358760866] [2022-12-11 19:09:49,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 19:09:49,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 19:09:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 19:09:50,255 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 19:09:50,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 19:09:50,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358760866] [2022-12-11 19:09:50,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358760866] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 19:09:50,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 19:09:50,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-11 19:09:50,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498103750] [2022-12-11 19:09:50,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 19:09:50,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-11 19:09:50,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 19:09:50,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-11 19:09:50,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-11 19:09:50,258 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 149 [2022-12-11 19:09:50,259 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 129 transitions, 304 flow. Second operand has 6 states, 6 states have (on average 129.16666666666666) internal successors, (775), 6 states have internal predecessors, (775), 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 19:09:50,259 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 19:09:50,259 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 149 [2022-12-11 19:09:50,259 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 19:09:50,478 INFO L130 PetriNetUnfolder]: 95/425 cut-off events. [2022-12-11 19:09:50,478 INFO L131 PetriNetUnfolder]: For 128/128 co-relation queries the response was YES. [2022-12-11 19:09:50,480 INFO L83 FinitePrefix]: Finished finitePrefix Result has 772 conditions, 425 events. 95/425 cut-off events. For 128/128 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1669 event pairs, 55 based on Foata normal form. 8/413 useless extension candidates. Maximal degree in co-relation 716. Up to 111 conditions per place. [2022-12-11 19:09:50,482 INFO L137 encePairwiseOnDemand]: 143/149 looper letters, 19 selfloop transitions, 2 changer transitions 22/155 dead transitions. [2022-12-11 19:09:50,482 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 155 transitions, 466 flow [2022-12-11 19:09:50,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-11 19:09:50,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-11 19:09:50,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1188 transitions. [2022-12-11 19:09:50,485 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8859060402684564 [2022-12-11 19:09:50,485 INFO L175 Difference]: Start difference. First operand has 157 places, 129 transitions, 304 flow. Second operand 9 states and 1188 transitions. [2022-12-11 19:09:50,485 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 155 transitions, 466 flow [2022-12-11 19:09:50,487 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 155 transitions, 428 flow, removed 16 selfloop flow, removed 9 redundant places. [2022-12-11 19:09:50,489 INFO L231 Difference]: Finished difference. Result has 157 places, 129 transitions, 304 flow [2022-12-11 19:09:50,489 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=284, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=304, PETRI_PLACES=157, PETRI_TRANSITIONS=129} [2022-12-11 19:09:50,491 INFO L295 CegarLoopForPetriNet]: 156 programPoint places, 1 predicate places. [2022-12-11 19:09:50,491 INFO L495 AbstractCegarLoop]: Abstraction has has 157 places, 129 transitions, 304 flow [2022-12-11 19:09:50,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 129.16666666666666) internal successors, (775), 6 states have internal predecessors, (775), 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 19:09:50,492 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 19:09:50,492 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 19:09:50,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-11 19:09:50,493 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 19:09:50,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 19:09:50,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1000057028, now seen corresponding path program 1 times [2022-12-11 19:09:50,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 19:09:50,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862916846] [2022-12-11 19:09:50,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 19:09:50,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 19:09:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 19:09:50,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-11 19:09:50,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 19:09:50,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862916846] [2022-12-11 19:09:50,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862916846] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 19:09:50,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 19:09:50,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-11 19:09:50,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346136343] [2022-12-11 19:09:50,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 19:09:50,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-11 19:09:50,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 19:09:50,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-11 19:09:50,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-11 19:09:50,951 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 149 [2022-12-11 19:09:50,953 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 129 transitions, 304 flow. Second operand has 8 states, 8 states have (on average 127.0) internal successors, (1016), 8 states have internal predecessors, (1016), 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 19:09:50,953 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 19:09:50,953 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 149 [2022-12-11 19:09:50,953 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 19:09:51,276 INFO L130 PetriNetUnfolder]: 177/540 cut-off events. [2022-12-11 19:09:51,276 INFO L131 PetriNetUnfolder]: For 170/170 co-relation queries the response was YES. [2022-12-11 19:09:51,278 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1066 conditions, 540 events. 177/540 cut-off events. For 170/170 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 2296 event pairs, 46 based on Foata normal form. 12/524 useless extension candidates. Maximal degree in co-relation 1010. Up to 90 conditions per place. [2022-12-11 19:09:51,279 INFO L137 encePairwiseOnDemand]: 141/149 looper letters, 19 selfloop transitions, 4 changer transitions 34/167 dead transitions. [2022-12-11 19:09:51,280 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 167 transitions, 525 flow [2022-12-11 19:09:51,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-11 19:09:51,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-11 19:09:51,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1309 transitions. [2022-12-11 19:09:51,284 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8785234899328859 [2022-12-11 19:09:51,284 INFO L175 Difference]: Start difference. First operand has 157 places, 129 transitions, 304 flow. Second operand 10 states and 1309 transitions. [2022-12-11 19:09:51,284 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 167 transitions, 525 flow [2022-12-11 19:09:51,286 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 167 transitions, 491 flow, removed 14 selfloop flow, removed 8 redundant places. [2022-12-11 19:09:51,288 INFO L231 Difference]: Finished difference. Result has 160 places, 129 transitions, 318 flow [2022-12-11 19:09:51,288 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=288, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=318, PETRI_PLACES=160, PETRI_TRANSITIONS=129} [2022-12-11 19:09:51,291 INFO L295 CegarLoopForPetriNet]: 156 programPoint places, 4 predicate places. [2022-12-11 19:09:51,291 INFO L495 AbstractCegarLoop]: Abstraction has has 160 places, 129 transitions, 318 flow [2022-12-11 19:09:51,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 127.0) internal successors, (1016), 8 states have internal predecessors, (1016), 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 19:09:51,292 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 19:09:51,292 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 19:09:51,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-11 19:09:51,293 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 19:09:51,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 19:09:51,293 INFO L85 PathProgramCache]: Analyzing trace with hash 582990907, now seen corresponding path program 1 times [2022-12-11 19:09:51,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 19:09:51,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642973776] [2022-12-11 19:09:51,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 19:09:51,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 19:09:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 19:09:51,638 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 19:09:51,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 19:09:51,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642973776] [2022-12-11 19:09:51,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642973776] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 19:09:51,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 19:09:51,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-11 19:09:51,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091776111] [2022-12-11 19:09:51,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 19:09:51,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-11 19:09:51,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 19:09:51,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-11 19:09:51,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-11 19:09:51,644 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 149 [2022-12-11 19:09:51,645 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 160 places, 129 transitions, 318 flow. Second operand has 6 states, 6 states have (on average 125.33333333333333) internal successors, (752), 6 states have internal predecessors, (752), 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 19:09:51,645 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 19:09:51,645 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 149 [2022-12-11 19:09:51,645 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 19:09:52,176 INFO L130 PetriNetUnfolder]: 1348/2770 cut-off events. [2022-12-11 19:09:52,176 INFO L131 PetriNetUnfolder]: For 556/560 co-relation queries the response was YES. [2022-12-11 19:09:52,188 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5261 conditions, 2770 events. 1348/2770 cut-off events. For 556/560 co-relation queries the response was YES. Maximal size of possible extension queue 182. Compared 18465 event pairs, 84 based on Foata normal form. 0/2682 useless extension candidates. Maximal degree in co-relation 5170. Up to 939 conditions per place. [2022-12-11 19:09:52,197 INFO L137 encePairwiseOnDemand]: 138/149 looper letters, 28 selfloop transitions, 7 changer transitions 47/189 dead transitions. [2022-12-11 19:09:52,197 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 189 transitions, 602 flow [2022-12-11 19:09:52,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-11 19:09:52,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-11 19:09:52,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1314 transitions. [2022-12-11 19:09:52,200 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8818791946308725 [2022-12-11 19:09:52,200 INFO L175 Difference]: Start difference. First operand has 160 places, 129 transitions, 318 flow. Second operand 10 states and 1314 transitions. [2022-12-11 19:09:52,201 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 189 transitions, 602 flow [2022-12-11 19:09:52,206 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 189 transitions, 576 flow, removed 8 selfloop flow, removed 10 redundant places. [2022-12-11 19:09:52,208 INFO L231 Difference]: Finished difference. Result has 159 places, 132 transitions, 358 flow [2022-12-11 19:09:52,209 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=292, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=358, PETRI_PLACES=159, PETRI_TRANSITIONS=132} [2022-12-11 19:09:52,209 INFO L295 CegarLoopForPetriNet]: 156 programPoint places, 3 predicate places. [2022-12-11 19:09:52,209 INFO L495 AbstractCegarLoop]: Abstraction has has 159 places, 132 transitions, 358 flow [2022-12-11 19:09:52,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 125.33333333333333) internal successors, (752), 6 states have internal predecessors, (752), 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 19:09:52,210 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 19:09:52,210 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 19:09:52,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-11 19:09:52,210 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 19:09:52,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 19:09:52,211 INFO L85 PathProgramCache]: Analyzing trace with hash 182523117, now seen corresponding path program 1 times [2022-12-11 19:09:52,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 19:09:52,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963809659] [2022-12-11 19:09:52,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 19:09:52,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 19:09:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 19:09:52,504 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 19:09:52,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 19:09:52,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963809659] [2022-12-11 19:09:52,504 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963809659] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 19:09:52,504 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 19:09:52,504 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-11 19:09:52,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939019370] [2022-12-11 19:09:52,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 19:09:52,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-11 19:09:52,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 19:09:52,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-11 19:09:52,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-11 19:09:52,506 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 149 [2022-12-11 19:09:52,507 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 132 transitions, 358 flow. Second operand has 7 states, 7 states have (on average 125.14285714285714) internal successors, (876), 7 states have internal predecessors, (876), 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 19:09:52,508 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 19:09:52,508 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 149 [2022-12-11 19:09:52,508 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 19:09:52,895 INFO L130 PetriNetUnfolder]: 699/1451 cut-off events. [2022-12-11 19:09:52,895 INFO L131 PetriNetUnfolder]: For 2299/2322 co-relation queries the response was YES. [2022-12-11 19:09:52,900 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4500 conditions, 1451 events. 699/1451 cut-off events. For 2299/2322 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 7757 event pairs, 28 based on Foata normal form. 46/1485 useless extension candidates. Maximal degree in co-relation 4411. Up to 555 conditions per place. [2022-12-11 19:09:52,906 INFO L137 encePairwiseOnDemand]: 139/149 looper letters, 31 selfloop transitions, 11 changer transitions 35/184 dead transitions. [2022-12-11 19:09:52,906 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 184 transitions, 779 flow [2022-12-11 19:09:52,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-11 19:09:52,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-11 19:09:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1309 transitions. [2022-12-11 19:09:52,909 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8785234899328859 [2022-12-11 19:09:52,910 INFO L175 Difference]: Start difference. First operand has 159 places, 132 transitions, 358 flow. Second operand 10 states and 1309 transitions. [2022-12-11 19:09:52,910 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 184 transitions, 779 flow [2022-12-11 19:09:52,915 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 184 transitions, 748 flow, removed 8 selfloop flow, removed 6 redundant places. [2022-12-11 19:09:52,917 INFO L231 Difference]: Finished difference. Result has 162 places, 136 transitions, 440 flow [2022-12-11 19:09:52,918 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=337, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=440, PETRI_PLACES=162, PETRI_TRANSITIONS=136} [2022-12-11 19:09:52,918 INFO L295 CegarLoopForPetriNet]: 156 programPoint places, 6 predicate places. [2022-12-11 19:09:52,918 INFO L495 AbstractCegarLoop]: Abstraction has has 162 places, 136 transitions, 440 flow [2022-12-11 19:09:52,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 125.14285714285714) internal successors, (876), 7 states have internal predecessors, (876), 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 19:09:52,919 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 19:09:52,919 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 19:09:52,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-11 19:09:52,920 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 19:09:52,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 19:09:52,920 INFO L85 PathProgramCache]: Analyzing trace with hash 263163287, now seen corresponding path program 1 times [2022-12-11 19:09:52,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 19:09:52,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744393130] [2022-12-11 19:09:52,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 19:09:52,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 19:09:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 19:09:53,227 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 19:09:53,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 19:09:53,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744393130] [2022-12-11 19:09:53,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744393130] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 19:09:53,228 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 19:09:53,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-11 19:09:53,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551375910] [2022-12-11 19:09:53,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 19:09:53,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-11 19:09:53,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 19:09:53,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-11 19:09:53,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-11 19:09:53,230 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 149 [2022-12-11 19:09:53,231 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 136 transitions, 440 flow. Second operand has 8 states, 8 states have (on average 125.0) internal successors, (1000), 8 states have internal predecessors, (1000), 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 19:09:53,231 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 19:09:53,231 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 149 [2022-12-11 19:09:53,231 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 19:09:53,556 INFO L130 PetriNetUnfolder]: 274/733 cut-off events. [2022-12-11 19:09:53,556 INFO L131 PetriNetUnfolder]: For 2711/2747 co-relation queries the response was YES. [2022-12-11 19:09:53,558 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2677 conditions, 733 events. 274/733 cut-off events. For 2711/2747 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 3415 event pairs, 10 based on Foata normal form. 33/758 useless extension candidates. Maximal degree in co-relation 2586. Up to 238 conditions per place. [2022-12-11 19:09:53,561 INFO L137 encePairwiseOnDemand]: 139/149 looper letters, 34 selfloop transitions, 15 changer transitions 35/191 dead transitions. [2022-12-11 19:09:53,561 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 191 transitions, 1034 flow [2022-12-11 19:09:53,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-11 19:09:53,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-12-11 19:09:53,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1439 transitions. [2022-12-11 19:09:53,565 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8779743746186699 [2022-12-11 19:09:53,565 INFO L175 Difference]: Start difference. First operand has 162 places, 136 transitions, 440 flow. Second operand 11 states and 1439 transitions. [2022-12-11 19:09:53,565 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 191 transitions, 1034 flow [2022-12-11 19:09:53,570 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 191 transitions, 850 flow, removed 80 selfloop flow, removed 10 redundant places. [2022-12-11 19:09:53,572 INFO L231 Difference]: Finished difference. Result has 164 places, 140 transitions, 486 flow [2022-12-11 19:09:53,572 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=367, PETRI_DIFFERENCE_MINUEND_PLACES=148, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=136, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=486, PETRI_PLACES=164, PETRI_TRANSITIONS=140} [2022-12-11 19:09:53,573 INFO L295 CegarLoopForPetriNet]: 156 programPoint places, 8 predicate places. [2022-12-11 19:09:53,573 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 140 transitions, 486 flow [2022-12-11 19:09:53,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 125.0) internal successors, (1000), 8 states have internal predecessors, (1000), 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 19:09:53,574 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 19:09:53,574 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 19:09:53,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-11 19:09:53,574 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 19:09:53,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 19:09:53,575 INFO L85 PathProgramCache]: Analyzing trace with hash 670700480, now seen corresponding path program 1 times [2022-12-11 19:09:53,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 19:09:53,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702502102] [2022-12-11 19:09:53,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 19:09:53,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 19:09:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-11 19:09:53,914 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 19:09:53,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-11 19:09:53,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702502102] [2022-12-11 19:09:53,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702502102] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-11 19:09:53,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-11 19:09:53,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-11 19:09:53,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874221551] [2022-12-11 19:09:53,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-11 19:09:53,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-11 19:09:53,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-11 19:09:53,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-11 19:09:53,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-11 19:09:53,917 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 149 [2022-12-11 19:09:53,918 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 140 transitions, 486 flow. Second operand has 9 states, 9 states have (on average 125.0) internal successors, (1125), 9 states have internal predecessors, (1125), 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 19:09:53,918 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-11 19:09:53,918 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 149 [2022-12-11 19:09:53,918 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-11 19:09:54,189 INFO L130 PetriNetUnfolder]: 96/380 cut-off events. [2022-12-11 19:09:54,190 INFO L131 PetriNetUnfolder]: For 867/903 co-relation queries the response was YES. [2022-12-11 19:09:54,191 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1103 conditions, 380 events. 96/380 cut-off events. For 867/903 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 1425 event pairs, 2 based on Foata normal form. 16/388 useless extension candidates. Maximal degree in co-relation 1073. Up to 85 conditions per place. [2022-12-11 19:09:54,193 INFO L137 encePairwiseOnDemand]: 139/149 looper letters, 23 selfloop transitions, 19 changer transitions 21/170 dead transitions. [2022-12-11 19:09:54,193 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 170 transitions, 816 flow [2022-12-11 19:09:54,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-11 19:09:54,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2022-12-11 19:09:54,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1541 transitions. [2022-12-11 19:09:54,206 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8618568232662193 [2022-12-11 19:09:54,206 INFO L175 Difference]: Start difference. First operand has 164 places, 140 transitions, 486 flow. Second operand 12 states and 1541 transitions. [2022-12-11 19:09:54,207 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 170 transitions, 816 flow [2022-12-11 19:09:54,210 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 170 transitions, 680 flow, removed 52 selfloop flow, removed 11 redundant places. [2022-12-11 19:09:54,213 INFO L231 Difference]: Finished difference. Result has 166 places, 140 transitions, 460 flow [2022-12-11 19:09:54,213 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=397, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=140, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=460, PETRI_PLACES=166, PETRI_TRANSITIONS=140} [2022-12-11 19:09:54,214 INFO L295 CegarLoopForPetriNet]: 156 programPoint places, 10 predicate places. [2022-12-11 19:09:54,214 INFO L495 AbstractCegarLoop]: Abstraction has has 166 places, 140 transitions, 460 flow [2022-12-11 19:09:54,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 125.0) internal successors, (1125), 9 states have internal predecessors, (1125), 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 19:09:54,216 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-11 19:09:54,216 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 19:09:54,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-11 19:09:54,218 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-12-11 19:09:54,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-11 19:09:54,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1897277811, now seen corresponding path program 1 times [2022-12-11 19:09:54,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-11 19:09:54,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685860459] [2022-12-11 19:09:54,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-11 19:09:54,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-11 19:09:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-11 19:09:54,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-11 19:09:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-11 19:09:54,482 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-11 19:09:54,482 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-11 19:09:54,483 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-12-11 19:09:54,485 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-12-11 19:09:54,485 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2022-12-11 19:09:54,485 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2022-12-11 19:09:54,485 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2022-12-11 19:09:54,485 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2022-12-11 19:09:54,486 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-12-11 19:09:54,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-11 19:09:54,486 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-11 19:09:54,492 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-11 19:09:54,492 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-11 19:09:54,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.12 07:09:54 BasicIcfg [2022-12-11 19:09:54,714 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-11 19:09:54,715 INFO L158 Benchmark]: Toolchain (without parser) took 10211.61ms. Allocated memory was 187.7MB in the beginning and 418.4MB in the end (delta: 230.7MB). Free memory was 162.5MB in the beginning and 311.9MB in the end (delta: -149.4MB). Peak memory consumption was 213.2MB. Max. memory is 8.0GB. [2022-12-11 19:09:54,715 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 127.9MB. Free memory was 106.0MB in the beginning and 105.9MB in the end (delta: 66.0kB). There was no memory consumed. Max. memory is 8.0GB. [2022-12-11 19:09:54,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.53ms. Allocated memory is still 187.7MB. Free memory was 162.1MB in the beginning and 162.1MB in the end (delta: 47.2kB). Peak memory consumption was 31.3MB. Max. memory is 8.0GB. [2022-12-11 19:09:54,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.90ms. Allocated memory is still 187.7MB. Free memory was 162.1MB in the beginning and 159.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-12-11 19:09:54,716 INFO L158 Benchmark]: Boogie Preprocessor took 41.20ms. Allocated memory is still 187.7MB. Free memory was 159.4MB in the beginning and 157.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-11 19:09:54,716 INFO L158 Benchmark]: RCFGBuilder took 1085.34ms. Allocated memory is still 187.7MB. Free memory was 157.3MB in the beginning and 130.8MB in the end (delta: 26.6MB). Peak memory consumption was 46.0MB. Max. memory is 8.0GB. [2022-12-11 19:09:54,716 INFO L158 Benchmark]: TraceAbstraction took 8406.36ms. Allocated memory was 187.7MB in the beginning and 418.4MB in the end (delta: 230.7MB). Free memory was 129.7MB in the beginning and 311.9MB in the end (delta: -182.2MB). Peak memory consumption was 180.0MB. Max. memory is 8.0GB. [2022-12-11 19:09:54,718 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 127.9MB. Free memory was 106.0MB in the beginning and 105.9MB in the end (delta: 66.0kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 597.53ms. Allocated memory is still 187.7MB. Free memory was 162.1MB in the beginning and 162.1MB in the end (delta: 47.2kB). Peak memory consumption was 31.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 75.90ms. Allocated memory is still 187.7MB. Free memory was 162.1MB in the beginning and 159.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.20ms. Allocated memory is still 187.7MB. Free memory was 159.4MB in the beginning and 157.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1085.34ms. Allocated memory is still 187.7MB. Free memory was 157.3MB in the beginning and 130.8MB in the end (delta: 26.6MB). Peak memory consumption was 46.0MB. Max. memory is 8.0GB. * TraceAbstraction took 8406.36ms. Allocated memory was 187.7MB in the beginning and 418.4MB in the end (delta: 230.7MB). Free memory was 129.7MB in the beginning and 311.9MB in the end (delta: -182.2MB). Peak memory consumption was 180.0MB. 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_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0] [L719] 0 _Bool __unbuffered_p3_EAX$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0] [L720] 0 int __unbuffered_p3_EAX$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0] [L721] 0 _Bool __unbuffered_p3_EAX$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0] [L722] 0 _Bool __unbuffered_p3_EAX$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0] [L723] 0 _Bool __unbuffered_p3_EAX$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0] [L724] 0 _Bool __unbuffered_p3_EAX$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0] [L725] 0 _Bool __unbuffered_p3_EAX$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0] [L726] 0 _Bool __unbuffered_p3_EAX$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0] [L727] 0 _Bool __unbuffered_p3_EAX$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0] [L728] 0 _Bool __unbuffered_p3_EAX$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0] [L729] 0 _Bool __unbuffered_p3_EAX$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0] [L730] 0 _Bool __unbuffered_p3_EAX$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0] [L731] 0 _Bool __unbuffered_p3_EAX$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0] [L732] 0 int *__unbuffered_p3_EAX$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}] [L733] 0 int __unbuffered_p3_EAX$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0] [L734] 0 _Bool __unbuffered_p3_EAX$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0] [L735] 0 int __unbuffered_p3_EAX$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0] [L736] 0 _Bool __unbuffered_p3_EAX$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0] [L738] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0] [L739] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0] [L740] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L742] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L744] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L746] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}] [L747] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0] [L748] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0] [L749] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L750] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L751] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L752] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L753] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, 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$r_buff0_thd4=0] [L754] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, 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] [L755] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$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] [L756] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$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$r_buff1_thd2=0] [L757] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, 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$r_buff1_thd3=0] [L758] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, 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] [L759] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$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] [L760] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$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$read_delayed_var={0:0}] [L761] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, 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$w_buff0=0] [L762] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, 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] [L763] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$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] [L764] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$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] [L765] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z={3:0}, 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] [L766] 0 _Bool weak$$choice1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L767] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L875] 0 pthread_t t2709; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t2709={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, 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(&t2709, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2709, ((void *)0), P0, ((void *)0))=1, t2709={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L877] 0 pthread_t t2710; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2709={5:0}, t2710={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, 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(&t2710, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2710, ((void *)0), P1, ((void *)0))=2, t2709={5:0}, t2710={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L879] 0 pthread_t t2711; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2709={5:0}, t2710={7:0}, t2711={6:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, 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] [L880] FCALL, FORK 0 pthread_create(&t2711, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2711, ((void *)0), P2, ((void *)0))=3, t2709={5:0}, t2710={7:0}, t2711={6:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L881] 0 pthread_t t2712; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2709={5:0}, t2710={7:0}, t2711={6:0}, t2712={9:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, 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] [L882] FCALL, FORK 0 pthread_create(&t2712, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=0, __unbuffered_p3_EAX$read_delayed_var={0:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=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(&t2712, ((void *)0), P3, ((void *)0))=4, t2709={5:0}, t2710={7:0}, t2711={6:0}, t2712={9:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L831] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L832] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L833] 4 z$flush_delayed = weak$$choice2 [L834] EXPR 4 \read(z) [L834] 4 z$mem_tmp = z [L835] 4 weak$$choice1 = __VERIFIER_nondet_bool() [L836] EXPR 4 !z$w_buff0_used ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff0_used && !z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? (weak$$choice0 ? z : (weak$$choice1 ? z$w_buff0 : z$w_buff1)) : (z$w_buff0_used && z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? (weak$$choice0 ? z$w_buff1 : z$w_buff0) : (weak$$choice0 ? z$w_buff0 : z)))) [L836] EXPR 4 \read(z) [L836] EXPR 4 !z$w_buff0_used ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff0_used && !z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? (weak$$choice0 ? z : (weak$$choice1 ? z$w_buff0 : z$w_buff1)) : (z$w_buff0_used && z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? (weak$$choice0 ? z$w_buff1 : z$w_buff0) : (weak$$choice0 ? z$w_buff0 : z)))) [L836] 4 z = !z$w_buff0_used ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff0_used && !z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? (weak$$choice0 ? z : (weak$$choice1 ? z$w_buff0 : z$w_buff1)) : (z$w_buff0_used && z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? (weak$$choice0 ? z$w_buff1 : z$w_buff0) : (weak$$choice0 ? z$w_buff0 : z)))) [L837] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff0_used && !z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)))) [L838] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : (z$w_buff0_used && !z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)))) [L839] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (z$w_buff0_used && !z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? weak$$choice0 || !weak$$choice1 : (z$w_buff0_used && z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? weak$$choice0 : weak$$choice0)))) [L840] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (z$w_buff0_used && !z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? weak$$choice0 : (z$w_buff0_used && z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)))) [L841] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (z$w_buff0_used && !z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)))) [L842] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (z$w_buff0_used && !z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? (weak$$choice0 ? z$r_buff1_thd4 : (_Bool)0) : (z$w_buff0_used && z$r_buff1_thd4 && z$w_buff1_used && !z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)))) [L843] 4 __unbuffered_p3_EAX$read_delayed = (_Bool)1 [L844] 4 __unbuffered_p3_EAX$read_delayed_var = &z [L845] EXPR 4 \read(z) [L845] 4 __unbuffered_p3_EAX = z [L846] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L846] EXPR 4 \read(z) [L846] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L846] 4 z = z$flush_delayed ? z$mem_tmp : z [L847] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=0, y=0, z={3:0}, 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] [L850] 4 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=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$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L771] 1 __unbuffered_p0_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=0, y=0, z={3:0}, 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] [L774] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=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$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L786] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=0, z={3:0}, 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] [L789] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=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$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L801] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, 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] [L804] 3 z$w_buff1 = z$w_buff0 [L805] 3 z$w_buff0 = 1 [L806] 3 z$w_buff1_used = z$w_buff0_used [L807] 3 z$w_buff0_used = (_Bool)1 [L808] CALL 3 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 3 !(!expression) [L808] RET 3 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L809] 3 z$r_buff1_thd0 = z$r_buff0_thd0 [L810] 3 z$r_buff1_thd1 = z$r_buff0_thd1 [L811] 3 z$r_buff1_thd2 = z$r_buff0_thd2 [L812] 3 z$r_buff1_thd3 = z$r_buff0_thd3 [L813] 3 z$r_buff1_thd4 = z$r_buff0_thd4 [L814] 3 z$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, 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=1, 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=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L853] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L853] EXPR 4 z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z [L853] EXPR 4 \read(z) [L853] EXPR 4 z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z [L853] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L853] 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) [L854] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L855] 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 [L856] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L857] 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=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=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=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, 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=1, 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$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L817] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L817] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L818] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L819] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L820] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L821] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=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$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L860] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, 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=1, 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$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L779] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=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$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L794] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, 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=1, 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$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L824] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=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$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L884] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2709={5:0}, t2710={7:0}, t2711={6:0}, t2712={9:0}, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, 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=1, 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$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L886] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, 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=1, 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=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L886] RET 0 assume_abort_if_not(main$tmp_guard0) [L888] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L888] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L888] EXPR 0 \read(z) [L888] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L888] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L888] 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) [L889] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L890] 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 [L891] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L892] 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=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=0, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=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, t2709={5:0}, t2710={7:0}, t2711={6:0}, t2712={9:0}, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, 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=1, 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$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L895] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L896] EXPR 0 __unbuffered_p3_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p3_EAX$read_delayed_var : __unbuffered_p3_EAX) : __unbuffered_p3_EAX [L896] EXPR 0 weak$$choice1 ? *__unbuffered_p3_EAX$read_delayed_var : __unbuffered_p3_EAX [L896] EXPR 0 \read(*__unbuffered_p3_EAX$read_delayed_var) [L896] EXPR 0 weak$$choice1 ? *__unbuffered_p3_EAX$read_delayed_var : __unbuffered_p3_EAX [L896] EXPR 0 __unbuffered_p3_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p3_EAX$read_delayed_var : __unbuffered_p3_EAX) : __unbuffered_p3_EAX [L896] 0 __unbuffered_p3_EAX = __unbuffered_p3_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p3_EAX$read_delayed_var : __unbuffered_p3_EAX) : __unbuffered_p3_EAX [L897] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p1_EAX == 1 && __unbuffered_p2_EAX == 1 && __unbuffered_p3_EAX == 1) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=1, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=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, t2709={5:0}, t2710={7:0}, t2711={6:0}, t2712={9:0}, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L899] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=1, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, 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=1, 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$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p3_EAX=1, __unbuffered_p3_EAX$flush_delayed=0, __unbuffered_p3_EAX$mem_tmp=0, __unbuffered_p3_EAX$r_buff0_thd0=0, __unbuffered_p3_EAX$r_buff0_thd1=0, __unbuffered_p3_EAX$r_buff0_thd2=0, __unbuffered_p3_EAX$r_buff0_thd3=0, __unbuffered_p3_EAX$r_buff0_thd4=0, __unbuffered_p3_EAX$r_buff1_thd0=0, __unbuffered_p3_EAX$r_buff1_thd1=0, __unbuffered_p3_EAX$r_buff1_thd2=0, __unbuffered_p3_EAX$r_buff1_thd3=0, __unbuffered_p3_EAX$r_buff1_thd4=0, __unbuffered_p3_EAX$read_delayed=1, __unbuffered_p3_EAX$read_delayed_var={3:0}, __unbuffered_p3_EAX$w_buff0=0, __unbuffered_p3_EAX$w_buff0_used=0, __unbuffered_p3_EAX$w_buff1=0, __unbuffered_p3_EAX$w_buff1_used=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y=1, z={3:0}, 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=1, 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$w_buff0=1, z$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: 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: 882]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 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, 183 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 8.1s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 608 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 608 mSDsluCounter, 272 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 209 mSDsCounter, 39 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1118 IncrementalHoareTripleChecker+Invalid, 1157 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 39 mSolverCounterUnsat, 63 mSDtfsCounter, 1118 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=486occurred in iteration=9, InterpolantAutomatonStates: 94, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 1197 NumberOfCodeBlocks, 1197 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1067 ConstructedInterpolants, 0 QuantifiedInterpolants, 2917 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 19:09:54,739 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...