/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf --traceabstraction.use.on-demand.petri.net.difference true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 16:36:51,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 16:36:51,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 16:36:51,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 16:36:51,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 16:36:51,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 16:36:51,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 16:36:51,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 16:36:51,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 16:36:51,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 16:36:51,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 16:36:51,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 16:36:51,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 16:36:51,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 16:36:51,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 16:36:51,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 16:36:51,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 16:36:51,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 16:36:51,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 16:36:51,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 16:36:51,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 16:36:51,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 16:36:51,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 16:36:51,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 16:36:51,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 16:36:51,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 16:36:51,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 16:36:51,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 16:36:51,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 16:36:51,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 16:36:51,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 16:36:51,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 16:36:51,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 16:36:51,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 16:36:51,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 16:36:51,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 16:36:51,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 16:36:51,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 16:36:51,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 16:36:51,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 16:36:51,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 16:36:51,314 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 [2022-12-06 16:36:51,342 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 16:36:51,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 16:36:51,344 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-06 16:36:51,344 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-06 16:36:51,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 16:36:51,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 16:36:51,345 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 16:36:51,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 16:36:51,345 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 16:36:51,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 16:36:51,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 16:36:51,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 16:36:51,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 16:36:51,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 16:36:51,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 16:36:51,347 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 16:36:51,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 16:36:51,347 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 16:36:51,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 16:36:51,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 16:36:51,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 16:36:51,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 16:36:51,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 16:36:51,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 16:36:51,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 16:36:51,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 16:36:51,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 16:36:51,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 16:36:51,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 16:36:51,349 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-06 16:36:51,349 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-06 16:36:51,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-06 16:36:51,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 16:36:51,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 16:36:51,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 16:36:51,686 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 16:36:51,686 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 16:36:51,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i [2022-12-06 16:36:52,853 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 16:36:53,144 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 16:36:53,144 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i [2022-12-06 16:36:53,160 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c200026ba/65a96ed3071b492d8b72a42bbcc02ded/FLAG666fc1d17 [2022-12-06 16:36:53,179 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c200026ba/65a96ed3071b492d8b72a42bbcc02ded [2022-12-06 16:36:53,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 16:36:53,182 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 16:36:53,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 16:36:53,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 16:36:53,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 16:36:53,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f481bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53, skipping insertion in model container [2022-12-06 16:36:53,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 16:36:53,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 16:36:53,413 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/safe014_power.opt.i[994,1007] [2022-12-06 16:36:53,579 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,611 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,612 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,612 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,612 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,612 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,615 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,615 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,615 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,615 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,618 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,618 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,630 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,631 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,631 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,634 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,636 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 16:36:53,651 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 16:36:53,668 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/safe014_power.opt.i[994,1007] [2022-12-06 16:36:53,690 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,717 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,717 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,717 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,719 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,719 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,719 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,721 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,721 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,721 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,723 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,724 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,724 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,725 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,725 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:36:53,726 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:36:53,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 16:36:53,772 INFO L208 MainTranslator]: Completed translation [2022-12-06 16:36:53,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53 WrapperNode [2022-12-06 16:36:53,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 16:36:53,774 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 16:36:53,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 16:36:53,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 16:36:53,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,838 INFO L138 Inliner]: procedures = 176, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 180 [2022-12-06 16:36:53,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 16:36:53,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 16:36:53,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 16:36:53,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 16:36:53,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,894 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 16:36:53,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 16:36:53,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 16:36:53,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 16:36:53,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (1/1) ... [2022-12-06 16:36:53,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 16:36:53,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 16:36:53,932 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) [2022-12-06 16:36:53,960 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 [2022-12-06 16:36:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 16:36:53,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 16:36:53,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-06 16:36:53,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 16:36:53,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 16:36:53,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 16:36:53,974 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-06 16:36:53,974 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-06 16:36:53,974 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-06 16:36:53,974 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-06 16:36:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-06 16:36:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-06 16:36:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 16:36:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-06 16:36:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 16:36:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 16:36:53,977 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-06 16:36:54,188 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 16:36:54,189 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 16:36:54,528 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 16:36:54,796 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 16:36:54,796 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-06 16:36:54,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:36:54 BoogieIcfgContainer [2022-12-06 16:36:54,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 16:36:54,801 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 16:36:54,801 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 16:36:54,803 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 16:36:54,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 04:36:53" (1/3) ... [2022-12-06 16:36:54,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15cf7254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:36:54, skipping insertion in model container [2022-12-06 16:36:54,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:53" (2/3) ... [2022-12-06 16:36:54,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15cf7254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:36:54, skipping insertion in model container [2022-12-06 16:36:54,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:36:54" (3/3) ... [2022-12-06 16:36:54,805 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_power.opt.i [2022-12-06 16:36:54,821 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 16:36:54,821 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-06 16:36:54,821 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 16:36:54,882 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-06 16:36:54,916 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 133 places, 125 transitions, 265 flow [2022-12-06 16:36:54,982 INFO L130 PetriNetUnfolder]: 2/122 cut-off events. [2022-12-06 16:36:54,982 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 16:36:54,987 INFO L83 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 122 events. 2/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 54 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 67. Up to 2 conditions per place. [2022-12-06 16:36:54,988 INFO L82 GeneralOperation]: Start removeDead. Operand has 133 places, 125 transitions, 265 flow [2022-12-06 16:36:54,992 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 130 places, 122 transitions, 253 flow [2022-12-06 16:36:55,005 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 16:36:55,012 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;@b62f1b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 16:36:55,013 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-12-06 16:36:55,044 INFO L130 PetriNetUnfolder]: 0/90 cut-off events. [2022-12-06 16:36:55,045 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 16:36:55,045 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:36:55,046 INFO L213 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] [2022-12-06 16:36:55,047 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:36:55,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:36:55,051 INFO L85 PathProgramCache]: Analyzing trace with hash 912020601, now seen corresponding path program 1 times [2022-12-06 16:36:55,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:36:55,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060385879] [2022-12-06 16:36:55,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:36:55,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:36:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:36:55,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:36:55,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:36:55,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060385879] [2022-12-06 16:36:55,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060385879] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:36:55,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:36:55,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-06 16:36:55,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506894817] [2022-12-06 16:36:55,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:36:55,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-06 16:36:55,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:36:55,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-06 16:36:55,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-06 16:36:55,757 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 125 [2022-12-06 16:36:55,761 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 122 transitions, 253 flow. Second operand has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 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) [2022-12-06 16:36:55,761 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:36:55,761 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 125 [2022-12-06 16:36:55,762 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:36:55,868 INFO L130 PetriNetUnfolder]: 18/246 cut-off events. [2022-12-06 16:36:55,868 INFO L131 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-12-06 16:36:55,871 INFO L83 FinitePrefix]: Finished finitePrefix Result has 302 conditions, 246 events. 18/246 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 682 event pairs, 8 based on Foata normal form. 8/240 useless extension candidates. Maximal degree in co-relation 234. Up to 27 conditions per place. [2022-12-06 16:36:55,873 INFO L137 encePairwiseOnDemand]: 120/125 looper letters, 10 selfloop transitions, 2 changer transitions 0/121 dead transitions. [2022-12-06 16:36:55,873 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 121 transitions, 275 flow [2022-12-06 16:36:55,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-06 16:36:55,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-06 16:36:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 353 transitions. [2022-12-06 16:36:55,889 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.9413333333333334 [2022-12-06 16:36:55,892 INFO L294 CegarLoopForPetriNet]: 130 programPoint places, 0 predicate places. [2022-12-06 16:36:55,892 INFO L495 AbstractCegarLoop]: Abstraction has has 130 places, 121 transitions, 275 flow [2022-12-06 16:36:55,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 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) [2022-12-06 16:36:55,892 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:36:55,892 INFO L213 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] [2022-12-06 16:36:55,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 16:36:55,893 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:36:55,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:36:55,894 INFO L85 PathProgramCache]: Analyzing trace with hash -212612074, now seen corresponding path program 1 times [2022-12-06 16:36:55,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:36:55,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993618575] [2022-12-06 16:36:55,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:36:55,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:36:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:36:56,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:36:56,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:36:56,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993618575] [2022-12-06 16:36:56,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993618575] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:36:56,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:36:56,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-06 16:36:56,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097789963] [2022-12-06 16:36:56,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:36:56,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-06 16:36:56,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:36:56,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-06 16:36:56,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-06 16:36:56,260 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 125 [2022-12-06 16:36:56,261 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 121 transitions, 275 flow. Second operand has 6 states, 6 states have (on average 106.83333333333333) internal successors, (641), 6 states have internal predecessors, (641), 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) [2022-12-06 16:36:56,261 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:36:56,261 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 125 [2022-12-06 16:36:56,261 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:36:56,589 INFO L130 PetriNetUnfolder]: 101/462 cut-off events. [2022-12-06 16:36:56,589 INFO L131 PetriNetUnfolder]: For 81/125 co-relation queries the response was YES. [2022-12-06 16:36:56,593 INFO L83 FinitePrefix]: Finished finitePrefix Result has 799 conditions, 462 events. 101/462 cut-off events. For 81/125 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2066 event pairs, 17 based on Foata normal form. 1/449 useless extension candidates. Maximal degree in co-relation 727. Up to 103 conditions per place. [2022-12-06 16:36:56,595 INFO L137 encePairwiseOnDemand]: 119/125 looper letters, 18 selfloop transitions, 2 changer transitions 37/150 dead transitions. [2022-12-06 16:36:56,595 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 150 transitions, 465 flow [2022-12-06 16:36:56,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-06 16:36:56,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-06 16:36:56,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 989 transitions. [2022-12-06 16:36:56,599 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8791111111111111 [2022-12-06 16:36:56,600 INFO L294 CegarLoopForPetriNet]: 130 programPoint places, 8 predicate places. [2022-12-06 16:36:56,600 INFO L495 AbstractCegarLoop]: Abstraction has has 138 places, 150 transitions, 465 flow [2022-12-06 16:36:56,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 106.83333333333333) internal successors, (641), 6 states have internal predecessors, (641), 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) [2022-12-06 16:36:56,601 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:36:56,601 INFO L213 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] [2022-12-06 16:36:56,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-06 16:36:56,601 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:36:56,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:36:56,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1910357237, now seen corresponding path program 1 times [2022-12-06 16:36:56,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:36:56,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929707633] [2022-12-06 16:36:56,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:36:56,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:36:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:36:56,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:36:56,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:36:56,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929707633] [2022-12-06 16:36:56,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929707633] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:36:56,902 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:36:56,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-06 16:36:56,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276339221] [2022-12-06 16:36:56,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:36:56,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-06 16:36:56,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:36:56,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-06 16:36:56,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-06 16:36:56,906 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 125 [2022-12-06 16:36:56,907 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 150 transitions, 465 flow. Second operand has 7 states, 7 states have (on average 102.85714285714286) internal successors, (720), 7 states have internal predecessors, (720), 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) [2022-12-06 16:36:56,907 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:36:56,907 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 125 [2022-12-06 16:36:56,907 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:36:57,850 INFO L130 PetriNetUnfolder]: 1140/3073 cut-off events. [2022-12-06 16:36:57,851 INFO L131 PetriNetUnfolder]: For 1026/3739 co-relation queries the response was YES. [2022-12-06 16:36:57,858 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6770 conditions, 3073 events. 1140/3073 cut-off events. For 1026/3739 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 24777 event pairs, 57 based on Foata normal form. 1/3008 useless extension candidates. Maximal degree in co-relation 6693. Up to 640 conditions per place. [2022-12-06 16:36:57,865 INFO L137 encePairwiseOnDemand]: 117/125 looper letters, 26 selfloop transitions, 4 changer transitions 147/266 dead transitions. [2022-12-06 16:36:57,866 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 266 transitions, 1368 flow [2022-12-06 16:36:57,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-06 16:36:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-06 16:36:57,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1413 transitions. [2022-12-06 16:36:57,869 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8695384615384616 [2022-12-06 16:36:57,870 INFO L294 CegarLoopForPetriNet]: 130 programPoint places, 20 predicate places. [2022-12-06 16:36:57,871 INFO L495 AbstractCegarLoop]: Abstraction has has 150 places, 266 transitions, 1368 flow [2022-12-06 16:36:57,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 102.85714285714286) internal successors, (720), 7 states have internal predecessors, (720), 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) [2022-12-06 16:36:57,871 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:36:57,872 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 16:36:57,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-06 16:36:57,872 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:36:57,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:36:57,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1295510398, now seen corresponding path program 1 times [2022-12-06 16:36:57,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:36:57,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198016030] [2022-12-06 16:36:57,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:36:57,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:36:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:36:58,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:36:58,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:36:58,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198016030] [2022-12-06 16:36:58,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198016030] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:36:58,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:36:58,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-06 16:36:58,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107088421] [2022-12-06 16:36:58,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:36:58,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-06 16:36:58,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:36:58,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-06 16:36:58,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-06 16:36:58,138 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 125 [2022-12-06 16:36:58,139 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 266 transitions, 1368 flow. Second operand has 7 states, 7 states have (on average 103.0) internal successors, (721), 7 states have internal predecessors, (721), 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) [2022-12-06 16:36:58,139 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:36:58,141 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 125 [2022-12-06 16:36:58,142 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:36:59,469 INFO L130 PetriNetUnfolder]: 1649/4677 cut-off events. [2022-12-06 16:36:59,469 INFO L131 PetriNetUnfolder]: For 1851/5714 co-relation queries the response was YES. [2022-12-06 16:36:59,483 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12878 conditions, 4677 events. 1649/4677 cut-off events. For 1851/5714 co-relation queries the response was YES. Maximal size of possible extension queue 287. Compared 43004 event pairs, 42 based on Foata normal form. 42/4670 useless extension candidates. Maximal degree in co-relation 12796. Up to 981 conditions per place. [2022-12-06 16:36:59,492 INFO L137 encePairwiseOnDemand]: 118/125 looper letters, 31 selfloop transitions, 2 changer transitions 421/543 dead transitions. [2022-12-06 16:36:59,492 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 543 transitions, 4177 flow [2022-12-06 16:36:59,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-06 16:36:59,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2022-12-06 16:36:59,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1848 transitions. [2022-12-06 16:36:59,496 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8696470588235294 [2022-12-06 16:36:59,497 INFO L294 CegarLoopForPetriNet]: 130 programPoint places, 36 predicate places. [2022-12-06 16:36:59,497 INFO L495 AbstractCegarLoop]: Abstraction has has 166 places, 543 transitions, 4177 flow [2022-12-06 16:36:59,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 103.0) internal successors, (721), 7 states have internal predecessors, (721), 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) [2022-12-06 16:36:59,498 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:36:59,498 INFO L213 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] [2022-12-06 16:36:59,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-06 16:36:59,498 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:36:59,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:36:59,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1030941614, now seen corresponding path program 1 times [2022-12-06 16:36:59,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:36:59,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553651904] [2022-12-06 16:36:59,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:36:59,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:36:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:36:59,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:36:59,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:36:59,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553651904] [2022-12-06 16:36:59,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553651904] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:36:59,903 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:36:59,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-06 16:36:59,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668207040] [2022-12-06 16:36:59,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:36:59,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-06 16:36:59,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:36:59,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-06 16:36:59,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-06 16:36:59,905 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 125 [2022-12-06 16:36:59,906 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 543 transitions, 4177 flow. Second operand has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 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) [2022-12-06 16:36:59,906 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:36:59,906 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 125 [2022-12-06 16:36:59,906 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:37:01,392 INFO L130 PetriNetUnfolder]: 2472/7365 cut-off events. [2022-12-06 16:37:01,392 INFO L131 PetriNetUnfolder]: For 4426/9192 co-relation queries the response was YES. [2022-12-06 16:37:01,417 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22012 conditions, 7365 events. 2472/7365 cut-off events. For 4426/9192 co-relation queries the response was YES. Maximal size of possible extension queue 461. Compared 76736 event pairs, 40 based on Foata normal form. 16/7346 useless extension candidates. Maximal degree in co-relation 21925. Up to 1443 conditions per place. [2022-12-06 16:37:01,430 INFO L137 encePairwiseOnDemand]: 118/125 looper letters, 30 selfloop transitions, 7 changer transitions 842/975 dead transitions. [2022-12-06 16:37:01,430 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 975 transitions, 9743 flow [2022-12-06 16:37:01,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-06 16:37:01,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-06 16:37:01,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1097 transitions. [2022-12-06 16:37:01,433 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8776 [2022-12-06 16:37:01,435 INFO L294 CegarLoopForPetriNet]: 130 programPoint places, 45 predicate places. [2022-12-06 16:37:01,435 INFO L495 AbstractCegarLoop]: Abstraction has has 175 places, 975 transitions, 9743 flow [2022-12-06 16:37:01,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 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) [2022-12-06 16:37:01,436 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:37:01,437 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 16:37:01,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-06 16:37:01,437 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:37:01,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:37:01,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1108569335, now seen corresponding path program 1 times [2022-12-06 16:37:01,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:37:01,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954846705] [2022-12-06 16:37:01,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:37:01,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:37:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:37:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:37:01,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:37:01,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954846705] [2022-12-06 16:37:01,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954846705] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:37:01,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:37:01,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-06 16:37:01,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75157114] [2022-12-06 16:37:01,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:37:01,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-06 16:37:01,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:37:01,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-06 16:37:01,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-06 16:37:01,828 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 125 [2022-12-06 16:37:01,829 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 975 transitions, 9743 flow. Second operand has 6 states, 6 states have (on average 104.16666666666667) internal successors, (625), 6 states have internal predecessors, (625), 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) [2022-12-06 16:37:01,829 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:37:01,829 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 125 [2022-12-06 16:37:01,829 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:37:02,495 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][190], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, 29#L778true, P2Thread1of1ForFork1InUse, 47#L820true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 61#L3true, 180#true, 128#L796true, 238#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 212#true]) [2022-12-06 16:37:02,496 INFO L382 tUnfolder$Statistics]: this new event has 86 ancestors and is cut-off event [2022-12-06 16:37:02,496 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:02,496 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:02,496 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:02,497 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([581] L796-->L801: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][136], [139#true, P0Thread1of1ForFork2InUse, 37#L808true, P1Thread1of1ForFork0InUse, 240#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 29#L778true, P2Thread1of1ForFork1InUse, 158#(= ~__unbuffered_p2_EAX~0 0), 61#L3true, 138#(= ~y$w_buff0_used~0 0), 180#true, 82#L801true, 212#true]) [2022-12-06 16:37:02,497 INFO L382 tUnfolder$Statistics]: this new event has 86 ancestors and is cut-off event [2022-12-06 16:37:02,497 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:02,497 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:02,497 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:02,631 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][190], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse, 47#L820true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 61#L3true, 180#true, 128#L796true, 98#L781true, 238#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 212#true]) [2022-12-06 16:37:02,632 INFO L382 tUnfolder$Statistics]: this new event has 87 ancestors and is cut-off event [2022-12-06 16:37:02,632 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:02,632 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:02,632 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:02,636 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([581] L796-->L801: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][179], [139#true, P0Thread1of1ForFork2InUse, 37#L808true, P1Thread1of1ForFork0InUse, 29#L778true, P2Thread1of1ForFork1InUse, 81#L4true, 158#(= ~__unbuffered_p2_EAX~0 0), 138#(= ~y$w_buff0_used~0 0), 180#true, 244#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 82#L801true, 212#true]) [2022-12-06 16:37:02,636 INFO L382 tUnfolder$Statistics]: this new event has 87 ancestors and is cut-off event [2022-12-06 16:37:02,637 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:02,637 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:02,637 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:02,718 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][227], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse, 47#L820true, 81#L4true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 180#true, 128#L796true, 242#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 98#L781true, 212#true]) [2022-12-06 16:37:02,718 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-12-06 16:37:02,719 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:02,719 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:02,719 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:02,746 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][227], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse, 29#L778true, 47#L820true, 81#L4true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 180#true, 242#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 128#L796true, 212#true]) [2022-12-06 16:37:02,747 INFO L382 tUnfolder$Statistics]: this new event has 87 ancestors and is not cut-off event [2022-12-06 16:37:02,747 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-12-06 16:37:02,747 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-12-06 16:37:02,747 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-12-06 16:37:02,773 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([581] L796-->L801: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][179], [139#true, P0Thread1of1ForFork2InUse, 37#L808true, P1Thread1of1ForFork0InUse, 29#L778true, P2Thread1of1ForFork1InUse, 158#(= ~__unbuffered_p2_EAX~0 0), 138#(= ~y$w_buff0_used~0 0), 180#true, 244#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 82#L801true, 89#L4-1true, 212#true]) [2022-12-06 16:37:02,774 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-12-06 16:37:02,774 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:02,774 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:02,774 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:02,912 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][227], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse, 47#L820true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 180#true, 128#L796true, 242#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 98#L781true, 89#L4-1true, 212#true]) [2022-12-06 16:37:02,913 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-06 16:37:02,913 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-06 16:37:02,913 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-06 16:37:02,913 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-06 16:37:02,941 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][227], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse, 29#L778true, 47#L820true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 180#true, 242#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 128#L796true, 89#L4-1true, 212#true]) [2022-12-06 16:37:02,941 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is not cut-off event [2022-12-06 16:37:02,941 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-12-06 16:37:02,941 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-12-06 16:37:02,941 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-12-06 16:37:03,913 INFO L130 PetriNetUnfolder]: 3924/9500 cut-off events. [2022-12-06 16:37:03,913 INFO L131 PetriNetUnfolder]: For 25752/27713 co-relation queries the response was YES. [2022-12-06 16:37:03,949 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31049 conditions, 9500 events. 3924/9500 cut-off events. For 25752/27713 co-relation queries the response was YES. Maximal size of possible extension queue 482. Compared 89939 event pairs, 120 based on Foata normal form. 154/9346 useless extension candidates. Maximal degree in co-relation 30958. Up to 2605 conditions per place. [2022-12-06 16:37:03,968 INFO L137 encePairwiseOnDemand]: 115/125 looper letters, 79 selfloop transitions, 15 changer transitions 679/876 dead transitions. [2022-12-06 16:37:03,968 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 876 transitions, 9648 flow [2022-12-06 16:37:03,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-06 16:37:03,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-06 16:37:03,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1094 transitions. [2022-12-06 16:37:03,972 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8752 [2022-12-06 16:37:03,973 INFO L294 CegarLoopForPetriNet]: 130 programPoint places, 54 predicate places. [2022-12-06 16:37:03,973 INFO L495 AbstractCegarLoop]: Abstraction has has 184 places, 876 transitions, 9648 flow [2022-12-06 16:37:03,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 104.16666666666667) internal successors, (625), 6 states have internal predecessors, (625), 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) [2022-12-06 16:37:03,974 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:37:03,974 INFO L213 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] [2022-12-06 16:37:03,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-06 16:37:03,975 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:37:03,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:37:03,975 INFO L85 PathProgramCache]: Analyzing trace with hash 165897916, now seen corresponding path program 1 times [2022-12-06 16:37:03,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:37:03,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904117797] [2022-12-06 16:37:03,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:37:03,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:37:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:37:04,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:37:04,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:37:04,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904117797] [2022-12-06 16:37:04,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904117797] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:37:04,212 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:37:04,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-06 16:37:04,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838590289] [2022-12-06 16:37:04,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:37:04,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-06 16:37:04,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:37:04,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-06 16:37:04,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-06 16:37:04,214 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 125 [2022-12-06 16:37:04,215 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 184 places, 876 transitions, 9648 flow. Second operand has 7 states, 7 states have (on average 104.0) internal successors, (728), 7 states have internal predecessors, (728), 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) [2022-12-06 16:37:04,215 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:37:04,215 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 125 [2022-12-06 16:37:04,215 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:37:04,890 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][193], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, 29#L778true, P2Thread1of1ForFork1InUse, 47#L820true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 61#L3true, 180#true, 257#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 128#L796true, 238#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 212#true]) [2022-12-06 16:37:04,891 INFO L382 tUnfolder$Statistics]: this new event has 86 ancestors and is cut-off event [2022-12-06 16:37:04,891 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:04,891 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:04,891 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:04,892 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([581] L796-->L801: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][138], [139#true, P0Thread1of1ForFork2InUse, 240#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 37#L808true, P1Thread1of1ForFork0InUse, 29#L778true, P2Thread1of1ForFork1InUse, 259#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 158#(= ~__unbuffered_p2_EAX~0 0), 61#L3true, 138#(= ~y$w_buff0_used~0 0), 180#true, 82#L801true, 212#true]) [2022-12-06 16:37:04,892 INFO L382 tUnfolder$Statistics]: this new event has 86 ancestors and is cut-off event [2022-12-06 16:37:04,893 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:04,893 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:04,893 INFO L385 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-12-06 16:37:05,048 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][193], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse, 47#L820true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 61#L3true, 180#true, 128#L796true, 257#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 98#L781true, 238#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 212#true]) [2022-12-06 16:37:05,048 INFO L382 tUnfolder$Statistics]: this new event has 87 ancestors and is cut-off event [2022-12-06 16:37:05,048 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:05,048 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:05,048 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:05,054 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([581] L796-->L801: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][182], [139#true, P0Thread1of1ForFork2InUse, 37#L808true, P1Thread1of1ForFork0InUse, 29#L778true, P2Thread1of1ForFork1InUse, 263#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 81#L4true, 158#(= ~__unbuffered_p2_EAX~0 0), 138#(= ~y$w_buff0_used~0 0), 180#true, 244#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 82#L801true, 212#true]) [2022-12-06 16:37:05,055 INFO L382 tUnfolder$Statistics]: this new event has 87 ancestors and is cut-off event [2022-12-06 16:37:05,055 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:05,055 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:05,055 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-12-06 16:37:05,164 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][235], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse, 47#L820true, 81#L4true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 180#true, 242#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 128#L796true, 98#L781true, 212#true, 261#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0))]) [2022-12-06 16:37:05,164 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-12-06 16:37:05,164 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:05,164 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:05,164 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:05,197 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][235], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, 29#L778true, P2Thread1of1ForFork1InUse, 47#L820true, 81#L4true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 180#true, 242#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 128#L796true, 212#true, 261#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0))]) [2022-12-06 16:37:05,197 INFO L382 tUnfolder$Statistics]: this new event has 87 ancestors and is not cut-off event [2022-12-06 16:37:05,197 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-12-06 16:37:05,197 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-12-06 16:37:05,198 INFO L385 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-12-06 16:37:05,231 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([581] L796-->L801: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][182], [139#true, P0Thread1of1ForFork2InUse, 37#L808true, P1Thread1of1ForFork0InUse, 29#L778true, P2Thread1of1ForFork1InUse, 263#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 158#(= ~__unbuffered_p2_EAX~0 0), 138#(= ~y$w_buff0_used~0 0), 180#true, 244#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 82#L801true, 89#L4-1true, 212#true]) [2022-12-06 16:37:05,231 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-12-06 16:37:05,231 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:05,231 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:05,231 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-06 16:37:05,321 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][235], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse, 47#L820true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 180#true, 128#L796true, 242#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 98#L781true, 89#L4-1true, 212#true, 261#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0))]) [2022-12-06 16:37:05,322 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-06 16:37:05,322 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-06 16:37:05,322 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-06 16:37:05,322 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-06 16:37:05,356 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([587] L808-->L820: Formula: (and (= v_~y$r_buff0_thd1~0_88 v_~y$r_buff1_thd1~0_82) (= v_~y$w_buff0_used~0_197 v_~y$w_buff1_used~0_177) (= v_~y$r_buff0_thd3~0_45 1) (= v_~y$r_buff1_thd2~0_7 v_~y$r_buff0_thd2~0_7) (= v_~y$w_buff1~0_95 v_~y$w_buff0~0_109) (not (= |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3| 0)) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| (ite (not (and (not (= (mod v_~y$w_buff1_used~0_177 256) 0)) (not (= (mod v_~y$w_buff0_used~0_196 256) 0)))) 1 0)) (= v_~y$w_buff0_used~0_196 1) (= v_~y$r_buff0_thd3~0_46 v_~y$r_buff1_thd3~0_42) (= |v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3| |v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|) (= v_~y$w_buff0~0_108 1) (= v_~y$r_buff0_thd0~0_48 v_~y$r_buff1_thd0~0_46)) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_197, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_46, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_109, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_196, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_82, ~y$r_buff1_thd3~0=v_~y$r_buff1_thd3~0_42, ~y$w_buff1~0=v_~y$w_buff1~0_95, ~y$r_buff0_thd3~0=v_~y$r_buff0_thd3~0_45, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_48, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_7, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_88, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_~expression#1_3|, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_46, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1=|v_P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1_3|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_177} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~y$r_buff1_thd3~0, ~y$w_buff0_used~0, ~y$w_buff1~0, ~y$r_buff0_thd3~0, ~y$w_buff0~0, P2Thread1of1ForFork1___VERIFIER_assert_~expression#1, ~y$r_buff1_thd0~0, P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1, ~y$w_buff1_used~0][235], [139#true, P0Thread1of1ForFork2InUse, P1Thread1of1ForFork0InUse, 29#L778true, P2Thread1of1ForFork1InUse, 47#L820true, 158#(= ~__unbuffered_p2_EAX~0 0), 136#true, 180#true, 128#L796true, 242#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 89#L4-1true, 212#true, 261#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0))]) [2022-12-06 16:37:05,356 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is not cut-off event [2022-12-06 16:37:05,356 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-12-06 16:37:05,356 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-12-06 16:37:05,357 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-12-06 16:37:05,780 INFO L130 PetriNetUnfolder]: 2621/5653 cut-off events. [2022-12-06 16:37:05,780 INFO L131 PetriNetUnfolder]: For 22954/25381 co-relation queries the response was YES. [2022-12-06 16:37:05,801 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22045 conditions, 5653 events. 2621/5653 cut-off events. For 22954/25381 co-relation queries the response was YES. Maximal size of possible extension queue 488. Compared 46880 event pairs, 51 based on Foata normal form. 391/5885 useless extension candidates. Maximal degree in co-relation 21950. Up to 1557 conditions per place. [2022-12-06 16:37:05,815 INFO L137 encePairwiseOnDemand]: 115/125 looper letters, 104 selfloop transitions, 30 changer transitions 500/737 dead transitions. [2022-12-06 16:37:05,815 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 737 transitions, 9023 flow [2022-12-06 16:37:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-06 16:37:05,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-06 16:37:05,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1424 transitions. [2022-12-06 16:37:05,818 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8763076923076923 [2022-12-06 16:37:05,820 INFO L294 CegarLoopForPetriNet]: 130 programPoint places, 66 predicate places. [2022-12-06 16:37:05,821 INFO L495 AbstractCegarLoop]: Abstraction has has 196 places, 737 transitions, 9023 flow [2022-12-06 16:37:05,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 104.0) internal successors, (728), 7 states have internal predecessors, (728), 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) [2022-12-06 16:37:05,821 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:37:05,822 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 16:37:05,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-06 16:37:05,822 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:37:05,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:37:05,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1900278723, now seen corresponding path program 1 times [2022-12-06 16:37:05,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:37:05,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164840221] [2022-12-06 16:37:05,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:37:05,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:37:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:37:06,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:37:06,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:37:06,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164840221] [2022-12-06 16:37:06,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164840221] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:37:06,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:37:06,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-06 16:37:06,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244207414] [2022-12-06 16:37:06,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:37:06,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-06 16:37:06,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:37:06,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-06 16:37:06,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-06 16:37:06,080 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 125 [2022-12-06 16:37:06,081 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 196 places, 737 transitions, 9023 flow. Second operand has 8 states, 8 states have (on average 103.875) internal successors, (831), 8 states have internal predecessors, (831), 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) [2022-12-06 16:37:06,081 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:37:06,082 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 125 [2022-12-06 16:37:06,082 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:37:07,336 INFO L130 PetriNetUnfolder]: 2394/4834 cut-off events. [2022-12-06 16:37:07,337 INFO L131 PetriNetUnfolder]: For 23010/26165 co-relation queries the response was YES. [2022-12-06 16:37:07,350 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22836 conditions, 4834 events. 2394/4834 cut-off events. For 23010/26165 co-relation queries the response was YES. Maximal size of possible extension queue 486. Compared 39944 event pairs, 48 based on Foata normal form. 531/5253 useless extension candidates. Maximal degree in co-relation 22737. Up to 1278 conditions per place. [2022-12-06 16:37:07,362 INFO L137 encePairwiseOnDemand]: 115/125 looper letters, 118 selfloop transitions, 32 changer transitions 411/658 dead transitions. [2022-12-06 16:37:07,363 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 658 transitions, 9131 flow [2022-12-06 16:37:07,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-06 16:37:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-12-06 16:37:07,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1723 transitions. [2022-12-06 16:37:07,367 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8615 [2022-12-06 16:37:07,367 INFO L294 CegarLoopForPetriNet]: 130 programPoint places, 54 predicate places. [2022-12-06 16:37:07,367 INFO L495 AbstractCegarLoop]: Abstraction has has 184 places, 658 transitions, 9131 flow [2022-12-06 16:37:07,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 103.875) internal successors, (831), 8 states have internal predecessors, (831), 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) [2022-12-06 16:37:07,368 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:37:07,368 INFO L213 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] [2022-12-06 16:37:07,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-06 16:37:07,369 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:37:07,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:37:07,369 INFO L85 PathProgramCache]: Analyzing trace with hash -929859971, now seen corresponding path program 1 times [2022-12-06 16:37:07,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:37:07,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735136161] [2022-12-06 16:37:07,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:37:07,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:37:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-06 16:37:07,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-06 16:37:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-06 16:37:07,507 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-06 16:37:07,508 INFO L373 BasicCegarLoop]: Counterexample is feasible [2022-12-06 16:37:07,508 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-12-06 16:37:07,510 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2022-12-06 16:37:07,510 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2022-12-06 16:37:07,510 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2022-12-06 16:37:07,511 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2022-12-06 16:37:07,511 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-12-06 16:37:07,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-06 16:37:07,511 INFO L458 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 16:37:07,516 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-06 16:37:07,516 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-06 16:37:07,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 04:37:07 BasicIcfg [2022-12-06 16:37:07,669 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-06 16:37:07,670 INFO L158 Benchmark]: Toolchain (without parser) took 14487.18ms. Allocated memory was 178.3MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 153.6MB in the beginning and 492.1MB in the end (delta: -338.5MB). Peak memory consumption was 921.0MB. Max. memory is 8.0GB. [2022-12-06 16:37:07,670 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 178.3MB. Free memory is still 155.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 16:37:07,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.88ms. Allocated memory is still 178.3MB. Free memory was 153.3MB in the beginning and 126.5MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-12-06 16:37:07,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.85ms. Allocated memory is still 178.3MB. Free memory was 126.5MB in the beginning and 123.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-06 16:37:07,670 INFO L158 Benchmark]: Boogie Preprocessor took 59.00ms. Allocated memory is still 178.3MB. Free memory was 123.9MB in the beginning and 121.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-06 16:37:07,671 INFO L158 Benchmark]: RCFGBuilder took 899.89ms. Allocated memory was 178.3MB in the beginning and 222.3MB in the end (delta: 44.0MB). Free memory was 121.8MB in the beginning and 172.2MB in the end (delta: -50.4MB). Peak memory consumption was 45.1MB. Max. memory is 8.0GB. [2022-12-06 16:37:07,671 INFO L158 Benchmark]: TraceAbstraction took 12868.39ms. Allocated memory was 222.3MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 171.7MB in the beginning and 492.1MB in the end (delta: -320.4MB). Peak memory consumption was 895.4MB. Max. memory is 8.0GB. [2022-12-06 16:37:07,672 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 178.3MB. Free memory is still 155.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 588.88ms. Allocated memory is still 178.3MB. Free memory was 153.3MB in the beginning and 126.5MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 64.85ms. Allocated memory is still 178.3MB. Free memory was 126.5MB in the beginning and 123.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 59.00ms. Allocated memory is still 178.3MB. Free memory was 123.9MB in the beginning and 121.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 899.89ms. Allocated memory was 178.3MB in the beginning and 222.3MB in the end (delta: 44.0MB). Free memory was 121.8MB in the beginning and 172.2MB in the end (delta: -50.4MB). Peak memory consumption was 45.1MB. Max. memory is 8.0GB. * TraceAbstraction took 12868.39ms. Allocated memory was 222.3MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 171.7MB in the beginning and 492.1MB in the end (delta: -320.4MB). Peak memory consumption was 895.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 19]: 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] [L713] 0 _Bool __unbuffered_p0_EAX$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0] [L714] 0 int __unbuffered_p0_EAX$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0] [L715] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0] [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0] [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0] [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0] [L719] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0] [L720] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0] [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0] [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0] [L723] 0 _Bool __unbuffered_p0_EAX$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0] [L724] 0 int *__unbuffered_p0_EAX$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}] [L725] 0 int __unbuffered_p0_EAX$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0] [L726] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0] [L727] 0 int __unbuffered_p0_EAX$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0] [L728] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0] [L730] 0 int __unbuffered_p0_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0] [L732] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0] [L733] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0] [L734] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L736] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L738] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}] [L739] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0] [L740] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0] [L741] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L742] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L743] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L744] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L745] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L746] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L747] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L748] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L749] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L750] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L751] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L752] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L753] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L754] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L755] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L756] 0 _Bool weak$$choice1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L757] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L844] 0 pthread_t t2100; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2100={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L845] FCALL, FORK 0 pthread_create(&t2100, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2100, ((void *)0), P0, ((void *)0))=0, t2100={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L846] 0 pthread_t t2101; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2100={5:0}, t2101={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L847] FCALL, FORK 0 pthread_create(&t2101, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2101, ((void *)0), P1, ((void *)0))=1, t2100={5:0}, t2101={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L761] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L762] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L763] 1 y$flush_delayed = weak$$choice2 [L764] EXPR 1 \read(y) [L764] 1 y$mem_tmp = y [L765] 1 weak$$choice1 = __VERIFIER_nondet_bool() [L766] EXPR 1 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L766] EXPR 1 \read(y) [L766] EXPR 1 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L766] 1 y = !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L767] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L768] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L769] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L770] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L771] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L772] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L773] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L774] 1 __unbuffered_p0_EAX$read_delayed_var = &y [L775] EXPR 1 \read(y) [L775] 1 __unbuffered_p0_EAX = y [L776] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L776] 1 y = y$flush_delayed ? y$mem_tmp : y [L777] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=1, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L780] 1 __unbuffered_p0_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=1, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L792] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=1, x=1, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L785] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=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=0, weak$$choice2=1, x=1, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L848] 0 pthread_t t2102; VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2100={5:0}, t2101={7:0}, t2102={8:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=1, x=1, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L849] FCALL, FORK 0 pthread_create(&t2102, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2102, ((void *)0), P2, ((void *)0))=2, t2100={5:0}, t2101={7:0}, t2102={8:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=1, x=1, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L795] 2 x = 2 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L807] 3 __unbuffered_p2_EAX = x VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, 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=0, weak$$choice2=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L810] 3 y$w_buff1 = y$w_buff0 [L811] 3 y$w_buff0 = 1 [L812] 3 y$w_buff1_used = y$w_buff0_used [L813] 3 y$w_buff0_used = (_Bool)1 [L814] CALL 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L19] COND FALSE 3 !(!expression) [L814] RET 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L815] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L816] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L817] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L818] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L819] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L822] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L822] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L823] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L824] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L825] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L826] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, 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=0, weak$$choice2=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L800] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L829] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, 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=0, weak$$choice2=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L851] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2100={5:0}, t2101={7:0}, t2102={8:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L853] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L853] RET 0 assume_abort_if_not(main$tmp_guard0) [L855] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L855] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L855] EXPR 0 \read(y) [L855] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L855] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L855] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L856] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L857] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L858] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L859] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2100={5:0}, t2101={7:0}, t2102={8:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L862] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L863] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L863] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L863] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L863] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L863] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L863] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L864] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 2) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2100={5:0}, t2101={7:0}, t2102={8:0}, weak$$choice0=0, weak$$choice1=255, weak$$choice2=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L866] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L19] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, 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=1, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 19]: 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: 845]: 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: 847]: 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: 849]: 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 7 procedures, 150 locations, 6 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: 12.6s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 605 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 605 mSDsluCounter, 284 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 224 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 915 IncrementalHoareTripleChecker+Invalid, 936 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 60 mSDtfsCounter, 915 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 106 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9743occurred in iteration=5, InterpolantAutomatonStates: 91, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 829 NumberOfCodeBlocks, 829 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 720 ConstructedInterpolants, 0 QuantifiedInterpolants, 2092 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-12-06 16:37:07,695 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...