/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 --traceabstraction.size.reduction.to.apply.after.petri.net.difference REMOVE_REDUNDANT_FLOW -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe001_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-a802222-m [2022-12-12 11:58:58,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-12 11:58:58,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-12 11:58:58,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-12 11:58:58,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-12 11:58:58,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-12 11:58:58,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-12 11:58:58,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-12 11:58:58,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-12 11:58:58,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-12 11:58:58,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-12 11:58:58,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-12 11:58:58,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-12 11:58:58,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-12 11:58:58,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-12 11:58:58,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-12 11:58:58,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-12 11:58:58,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-12 11:58:58,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-12 11:58:58,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-12 11:58:58,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-12 11:58:58,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-12 11:58:58,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-12 11:58:58,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-12 11:58:58,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-12 11:58:58,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-12 11:58:58,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-12 11:58:58,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-12 11:58:58,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-12 11:58:58,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-12 11:58:58,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-12 11:58:58,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-12 11:58:58,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-12 11:58:58,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-12 11:58:58,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-12 11:58:58,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-12 11:58:58,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-12 11:58:58,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-12 11:58:58,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-12 11:58:58,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-12 11:58:58,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-12 11:58:58,195 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 [2022-12-12 11:58:58,224 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-12 11:58:58,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-12 11:58:58,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-12 11:58:58,226 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-12 11:58:58,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-12 11:58:58,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-12 11:58:58,227 INFO L138 SettingsManager]: * Use SBE=true [2022-12-12 11:58:58,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-12 11:58:58,227 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-12 11:58:58,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-12 11:58:58,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-12 11:58:58,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-12 11:58:58,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-12 11:58:58,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-12 11:58:58,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-12 11:58:58,228 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-12 11:58:58,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-12 11:58:58,229 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-12 11:58:58,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-12 11:58:58,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-12 11:58:58,229 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-12 11:58:58,229 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-12 11:58:58,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-12 11:58:58,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-12 11:58:58,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-12 11:58:58,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-12 11:58:58,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-12 11:58:58,230 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-12 11:58:58,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-12 11:58:58,230 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-12 11:58:58,230 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-12 11:58:58,230 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Size reduction to apply after Petri net difference -> REMOVE_REDUNDANT_FLOW [2022-12-12 11:58:58,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-12 11:58:58,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-12 11:58:58,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-12 11:58:58,512 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-12 11:58:58,513 INFO L275 PluginConnector]: CDTParser initialized [2022-12-12 11:58:58,514 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe001_rmo.oepc.i [2022-12-12 11:58:59,576 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-12 11:58:59,781 INFO L351 CDTParser]: Found 1 translation units. [2022-12-12 11:58:59,782 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_rmo.oepc.i [2022-12-12 11:58:59,795 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448c4ada1/fc1d71b1adf348208fdc0076d69916dd/FLAGf2b89236a [2022-12-12 11:58:59,808 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448c4ada1/fc1d71b1adf348208fdc0076d69916dd [2022-12-12 11:58:59,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-12 11:58:59,811 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-12 11:58:59,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-12 11:58:59,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-12 11:58:59,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-12 11:58:59,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.12 11:58:59" (1/1) ... [2022-12-12 11:58:59,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cbfb099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:58:59, skipping insertion in model container [2022-12-12 11:58:59,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.12 11:58:59" (1/1) ... [2022-12-12 11:58:59,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-12 11:58:59,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-12 11:59:00,022 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/safe001_rmo.oepc.i[993,1006] [2022-12-12 11:59:00,163 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,181 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,181 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,181 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,182 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,182 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,182 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,182 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,186 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,186 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,186 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,187 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,187 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,191 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,191 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,191 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,192 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,203 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,204 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,204 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,204 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,205 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,206 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,206 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,210 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,211 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,211 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,212 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,212 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,217 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-12 11:59:00,228 INFO L203 MainTranslator]: Completed pre-run [2022-12-12 11:59:00,239 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/safe001_rmo.oepc.i[993,1006] [2022-12-12 11:59:00,267 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,271 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,271 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,271 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,271 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,271 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,271 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,272 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,272 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,272 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,273 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,273 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,273 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,274 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,274 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,275 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,275 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,278 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,278 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,279 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,279 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,280 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,280 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,280 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,283 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,283 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,284 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,285 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,285 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:00,288 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:00,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-12 11:59:00,317 INFO L208 MainTranslator]: Completed translation [2022-12-12 11:59:00,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00 WrapperNode [2022-12-12 11:59:00,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-12 11:59:00,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-12 11:59:00,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-12 11:59:00,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-12 11:59:00,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (1/1) ... [2022-12-12 11:59:00,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (1/1) ... [2022-12-12 11:59:00,366 INFO L138 Inliner]: procedures = 176, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 170 [2022-12-12 11:59:00,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-12 11:59:00,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-12 11:59:00,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-12 11:59:00,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-12 11:59:00,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (1/1) ... [2022-12-12 11:59:00,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (1/1) ... [2022-12-12 11:59:00,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (1/1) ... [2022-12-12 11:59:00,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (1/1) ... [2022-12-12 11:59:00,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (1/1) ... [2022-12-12 11:59:00,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (1/1) ... [2022-12-12 11:59:00,390 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (1/1) ... [2022-12-12 11:59:00,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (1/1) ... [2022-12-12 11:59:00,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-12 11:59:00,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-12 11:59:00,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-12 11:59:00,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-12 11:59:00,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (1/1) ... [2022-12-12 11:59:00,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-12 11:59:00,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-12 11:59:00,446 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) [2022-12-12 11:59:00,461 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 [2022-12-12 11:59:00,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-12 11:59:00,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-12 11:59:00,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-12 11:59:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-12 11:59:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-12 11:59:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-12 11:59:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-12 11:59:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-12 11:59:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-12 11:59:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-12 11:59:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-12 11:59:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-12 11:59:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-12 11:59:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-12 11:59:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-12 11:59:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-12 11:59:00,480 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-12 11:59:00,591 INFO L236 CfgBuilder]: Building ICFG [2022-12-12 11:59:00,593 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-12 11:59:01,048 INFO L277 CfgBuilder]: Performing block encoding [2022-12-12 11:59:01,306 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-12 11:59:01,306 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-12 11:59:01,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.12 11:59:01 BoogieIcfgContainer [2022-12-12 11:59:01,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-12 11:59:01,310 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-12 11:59:01,310 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-12 11:59:01,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-12 11:59:01,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.12 11:58:59" (1/3) ... [2022-12-12 11:59:01,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d28f67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.12 11:59:01, skipping insertion in model container [2022-12-12 11:59:01,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:00" (2/3) ... [2022-12-12 11:59:01,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d28f67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.12 11:59:01, skipping insertion in model container [2022-12-12 11:59:01,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.12 11:59:01" (3/3) ... [2022-12-12 11:59:01,314 INFO L112 eAbstractionObserver]: Analyzing ICFG safe001_rmo.oepc.i [2022-12-12 11:59:01,328 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-12 11:59:01,328 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-12 11:59:01,328 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-12 11:59:01,389 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-12 11:59:01,419 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 132 places, 124 transitions, 263 flow [2022-12-12 11:59:01,472 INFO L130 PetriNetUnfolder]: 2/121 cut-off events. [2022-12-12 11:59:01,473 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-12 11:59:01,478 INFO L83 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 121 events. 2/121 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 52 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. [2022-12-12 11:59:01,479 INFO L82 GeneralOperation]: Start removeDead. Operand has 132 places, 124 transitions, 263 flow [2022-12-12 11:59:01,482 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 118 places, 109 transitions, 227 flow [2022-12-12 11:59:01,494 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-12 11:59:01,500 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;@41cd76ab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-12 11:59:01,500 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-12-12 11:59:01,524 INFO L130 PetriNetUnfolder]: 1/108 cut-off events. [2022-12-12 11:59:01,524 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-12 11:59:01,524 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:01,525 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:01,525 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:01,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:01,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1880278632, now seen corresponding path program 1 times [2022-12-12 11:59:01,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:01,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965037298] [2022-12-12 11:59:01,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:01,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:02,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:02,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:02,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965037298] [2022-12-12 11:59:02,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965037298] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:02,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:02,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-12 11:59:02,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067787794] [2022-12-12 11:59:02,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:02,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-12 11:59:02,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:02,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-12 11:59:02,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-12 11:59:02,453 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 124 [2022-12-12 11:59:02,456 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 109 transitions, 227 flow. Second operand has 6 states, 6 states have (on average 104.83333333333333) internal successors, (629), 6 states have internal predecessors, (629), 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) [2022-12-12 11:59:02,457 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:02,457 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 124 [2022-12-12 11:59:02,457 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:02,902 INFO L130 PetriNetUnfolder]: 481/1144 cut-off events. [2022-12-12 11:59:02,903 INFO L131 PetriNetUnfolder]: For 13/13 co-relation queries the response was YES. [2022-12-12 11:59:02,906 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1937 conditions, 1144 events. 481/1144 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 7196 event pairs, 80 based on Foata normal form. 36/1151 useless extension candidates. Maximal degree in co-relation 1869. Up to 432 conditions per place. [2022-12-12 11:59:02,911 INFO L137 encePairwiseOnDemand]: 116/124 looper letters, 22 selfloop transitions, 3 changer transitions 40/156 dead transitions. [2022-12-12 11:59:02,911 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 156 transitions, 457 flow [2022-12-12 11:59:02,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-12 11:59:02,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-12 11:59:02,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 996 transitions. [2022-12-12 11:59:02,935 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8924731182795699 [2022-12-12 11:59:02,940 INFO L295 CegarLoopForPetriNet]: 118 programPoint places, 8 predicate places. [2022-12-12 11:59:02,941 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 156 transitions, 457 flow [2022-12-12 11:59:02,947 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 156 transitions, 448 flow, removed 2 selfloop flow, removed 3 redundant places. [2022-12-12 11:59:02,948 INFO L495 AbstractCegarLoop]: Abstraction has has 123 places, 156 transitions, 448 flow [2022-12-12 11:59:02,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 104.83333333333333) internal successors, (629), 6 states have internal predecessors, (629), 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) [2022-12-12 11:59:02,948 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:02,948 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:02,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-12 11:59:02,949 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:02,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:02,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1794017033, now seen corresponding path program 1 times [2022-12-12 11:59:02,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:02,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023533381] [2022-12-12 11:59:02,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:02,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:03,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:03,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:03,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023533381] [2022-12-12 11:59:03,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023533381] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:03,273 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:03,274 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-12 11:59:03,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42763478] [2022-12-12 11:59:03,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:03,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-12 11:59:03,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:03,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-12 11:59:03,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-12 11:59:03,276 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 124 [2022-12-12 11:59:03,277 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 156 transitions, 448 flow. Second operand has 7 states, 7 states have (on average 105.71428571428571) internal successors, (740), 7 states have internal predecessors, (740), 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) [2022-12-12 11:59:03,277 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:03,277 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 124 [2022-12-12 11:59:03,277 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:03,643 INFO L130 PetriNetUnfolder]: 650/1423 cut-off events. [2022-12-12 11:59:03,643 INFO L131 PetriNetUnfolder]: For 219/499 co-relation queries the response was YES. [2022-12-12 11:59:03,646 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3297 conditions, 1423 events. 650/1423 cut-off events. For 219/499 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 9328 event pairs, 59 based on Foata normal form. 19/1418 useless extension candidates. Maximal degree in co-relation 3229. Up to 528 conditions per place. [2022-12-12 11:59:03,649 INFO L137 encePairwiseOnDemand]: 117/124 looper letters, 28 selfloop transitions, 4 changer transitions 111/237 dead transitions. [2022-12-12 11:59:03,649 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 237 transitions, 1040 flow [2022-12-12 11:59:03,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-12 11:59:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-12 11:59:03,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1092 transitions. [2022-12-12 11:59:03,652 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8806451612903226 [2022-12-12 11:59:03,652 INFO L295 CegarLoopForPetriNet]: 118 programPoint places, 14 predicate places. [2022-12-12 11:59:03,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 237 transitions, 1040 flow [2022-12-12 11:59:03,660 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 237 transitions, 1034 flow, removed 2 selfloop flow, removed 1 redundant places. [2022-12-12 11:59:03,660 INFO L495 AbstractCegarLoop]: Abstraction has has 131 places, 237 transitions, 1034 flow [2022-12-12 11:59:03,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 105.71428571428571) internal successors, (740), 7 states have internal predecessors, (740), 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) [2022-12-12 11:59:03,661 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:03,661 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:03,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-12 11:59:03,661 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:03,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:03,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1525483581, now seen corresponding path program 1 times [2022-12-12 11:59:03,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:03,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25087254] [2022-12-12 11:59:03,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:03,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:03,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:03,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:03,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25087254] [2022-12-12 11:59:03,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25087254] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:03,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:03,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-12 11:59:03,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628331290] [2022-12-12 11:59:03,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:03,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-12 11:59:03,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:03,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-12 11:59:03,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-12 11:59:03,952 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 124 [2022-12-12 11:59:03,953 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 237 transitions, 1034 flow. Second operand has 6 states, 6 states have (on average 107.0) internal successors, (642), 6 states have internal predecessors, (642), 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) [2022-12-12 11:59:03,953 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:03,953 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 124 [2022-12-12 11:59:03,953 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:04,419 INFO L130 PetriNetUnfolder]: 940/2038 cut-off events. [2022-12-12 11:59:04,419 INFO L131 PetriNetUnfolder]: For 646/901 co-relation queries the response was YES. [2022-12-12 11:59:04,423 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5940 conditions, 2038 events. 940/2038 cut-off events. For 646/901 co-relation queries the response was YES. Maximal size of possible extension queue 197. Compared 14724 event pairs, 99 based on Foata normal form. 15/2026 useless extension candidates. Maximal degree in co-relation 5871. Up to 719 conditions per place. [2022-12-12 11:59:04,427 INFO L137 encePairwiseOnDemand]: 118/124 looper letters, 34 selfloop transitions, 5 changer transitions 253/387 dead transitions. [2022-12-12 11:59:04,427 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 387 transitions, 2494 flow [2022-12-12 11:59:04,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-12 11:59:04,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-12 11:59:04,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 990 transitions. [2022-12-12 11:59:04,429 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8870967741935484 [2022-12-12 11:59:04,430 INFO L295 CegarLoopForPetriNet]: 118 programPoint places, 21 predicate places. [2022-12-12 11:59:04,430 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 387 transitions, 2494 flow [2022-12-12 11:59:04,434 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 387 transitions, 2490 flow, removed 2 selfloop flow, removed 0 redundant places. [2022-12-12 11:59:04,435 INFO L495 AbstractCegarLoop]: Abstraction has has 139 places, 387 transitions, 2490 flow [2022-12-12 11:59:04,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 107.0) internal successors, (642), 6 states have internal predecessors, (642), 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) [2022-12-12 11:59:04,435 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:04,435 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:04,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-12 11:59:04,436 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:04,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:04,436 INFO L85 PathProgramCache]: Analyzing trace with hash -809743688, now seen corresponding path program 1 times [2022-12-12 11:59:04,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:04,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083850918] [2022-12-12 11:59:04,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:04,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:04,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:04,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:04,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083850918] [2022-12-12 11:59:04,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083850918] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:04,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:04,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-12 11:59:04,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083965307] [2022-12-12 11:59:04,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:04,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-12 11:59:04,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:04,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-12 11:59:04,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-12 11:59:04,763 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 124 [2022-12-12 11:59:04,764 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 387 transitions, 2490 flow. Second operand has 6 states, 6 states have (on average 105.33333333333333) internal successors, (632), 6 states have internal predecessors, (632), 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) [2022-12-12 11:59:04,764 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:04,764 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 124 [2022-12-12 11:59:04,764 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:05,362 INFO L130 PetriNetUnfolder]: 1126/2757 cut-off events. [2022-12-12 11:59:05,362 INFO L131 PetriNetUnfolder]: For 1931/4078 co-relation queries the response was YES. [2022-12-12 11:59:05,367 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9812 conditions, 2757 events. 1126/2757 cut-off events. For 1931/4078 co-relation queries the response was YES. Maximal size of possible extension queue 288. Compared 23634 event pairs, 12 based on Foata normal form. 22/2750 useless extension candidates. Maximal degree in co-relation 9741. Up to 1121 conditions per place. [2022-12-12 11:59:05,373 INFO L137 encePairwiseOnDemand]: 118/124 looper letters, 50 selfloop transitions, 3 changer transitions 412/556 dead transitions. [2022-12-12 11:59:05,373 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 556 transitions, 4762 flow [2022-12-12 11:59:05,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-12 11:59:05,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-12 11:59:05,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 985 transitions. [2022-12-12 11:59:05,375 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8826164874551972 [2022-12-12 11:59:05,375 INFO L295 CegarLoopForPetriNet]: 118 programPoint places, 29 predicate places. [2022-12-12 11:59:05,376 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 556 transitions, 4762 flow [2022-12-12 11:59:05,383 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 556 transitions, 4402 flow, removed 180 selfloop flow, removed 0 redundant places. [2022-12-12 11:59:05,383 INFO L495 AbstractCegarLoop]: Abstraction has has 147 places, 556 transitions, 4402 flow [2022-12-12 11:59:05,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 105.33333333333333) internal successors, (632), 6 states have internal predecessors, (632), 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) [2022-12-12 11:59:05,384 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:05,384 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:05,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-12 11:59:05,384 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:05,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:05,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1347686279, now seen corresponding path program 1 times [2022-12-12 11:59:05,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:05,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056449364] [2022-12-12 11:59:05,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:05,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:05,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:06,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:06,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:06,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056449364] [2022-12-12 11:59:06,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056449364] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:06,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:06,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-12-12 11:59:06,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484401425] [2022-12-12 11:59:06,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:06,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-12 11:59:06,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:06,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-12 11:59:06,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-12-12 11:59:06,634 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 124 [2022-12-12 11:59:06,635 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 556 transitions, 4402 flow. Second operand has 13 states, 13 states have (on average 90.07692307692308) internal successors, (1171), 13 states have internal predecessors, (1171), 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) [2022-12-12 11:59:06,635 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:06,635 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 124 [2022-12-12 11:59:06,635 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:08,438 INFO L130 PetriNetUnfolder]: 3913/8112 cut-off events. [2022-12-12 11:59:08,438 INFO L131 PetriNetUnfolder]: For 8254/47050 co-relation queries the response was YES. [2022-12-12 11:59:08,460 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30671 conditions, 8112 events. 3913/8112 cut-off events. For 8254/47050 co-relation queries the response was YES. Maximal size of possible extension queue 694. Compared 72691 event pairs, 322 based on Foata normal form. 63/8121 useless extension candidates. Maximal degree in co-relation 30588. Up to 3741 conditions per place. [2022-12-12 11:59:08,476 INFO L137 encePairwiseOnDemand]: 107/124 looper letters, 70 selfloop transitions, 34 changer transitions 906/1086 dead transitions. [2022-12-12 11:59:08,477 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 1086 transitions, 10856 flow [2022-12-12 11:59:08,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-12-12 11:59:08,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-12-12 11:59:08,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1895 transitions. [2022-12-12 11:59:08,480 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.7641129032258065 [2022-12-12 11:59:08,481 INFO L295 CegarLoopForPetriNet]: 118 programPoint places, 48 predicate places. [2022-12-12 11:59:08,481 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 1086 transitions, 10856 flow [2022-12-12 11:59:08,521 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 1086 transitions, 10011 flow, removed 418 selfloop flow, removed 5 redundant places. [2022-12-12 11:59:08,521 INFO L495 AbstractCegarLoop]: Abstraction has has 161 places, 1086 transitions, 10011 flow [2022-12-12 11:59:08,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 90.07692307692308) internal successors, (1171), 13 states have internal predecessors, (1171), 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) [2022-12-12 11:59:08,522 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:08,522 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:08,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-12 11:59:08,523 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:08,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:08,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1801940056, now seen corresponding path program 1 times [2022-12-12 11:59:08,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:08,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519736880] [2022-12-12 11:59:08,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:08,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:08,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:08,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519736880] [2022-12-12 11:59:08,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519736880] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:08,846 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:08,846 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-12 11:59:08,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855532664] [2022-12-12 11:59:08,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:08,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-12 11:59:08,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:08,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-12 11:59:08,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-12 11:59:08,847 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 124 [2022-12-12 11:59:08,848 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 1086 transitions, 10011 flow. Second operand has 6 states, 6 states have (on average 103.33333333333333) internal successors, (620), 6 states have internal predecessors, (620), 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) [2022-12-12 11:59:08,848 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:08,848 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 124 [2022-12-12 11:59:08,848 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:10,627 INFO L130 PetriNetUnfolder]: 4033/8410 cut-off events. [2022-12-12 11:59:10,627 INFO L131 PetriNetUnfolder]: For 28366/30415 co-relation queries the response was YES. [2022-12-12 11:59:10,649 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30365 conditions, 8410 events. 4033/8410 cut-off events. For 28366/30415 co-relation queries the response was YES. Maximal size of possible extension queue 467. Compared 72943 event pairs, 284 based on Foata normal form. 86/8174 useless extension candidates. Maximal degree in co-relation 30292. Up to 3178 conditions per place. [2022-12-12 11:59:10,666 INFO L137 encePairwiseOnDemand]: 114/124 looper letters, 118 selfloop transitions, 9 changer transitions 533/768 dead transitions. [2022-12-12 11:59:10,667 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 768 transitions, 7685 flow [2022-12-12 11:59:10,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-12 11:59:10,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-12 11:59:10,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1092 transitions. [2022-12-12 11:59:10,669 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8806451612903226 [2022-12-12 11:59:10,670 INFO L295 CegarLoopForPetriNet]: 118 programPoint places, 52 predicate places. [2022-12-12 11:59:10,670 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 768 transitions, 7685 flow [2022-12-12 11:59:10,691 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 768 transitions, 7235 flow, removed 224 selfloop flow, removed 1 redundant places. [2022-12-12 11:59:10,692 INFO L495 AbstractCegarLoop]: Abstraction has has 169 places, 768 transitions, 7235 flow [2022-12-12 11:59:10,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 103.33333333333333) internal successors, (620), 6 states have internal predecessors, (620), 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) [2022-12-12 11:59:10,692 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:10,692 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:10,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-12 11:59:10,692 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:10,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:10,693 INFO L85 PathProgramCache]: Analyzing trace with hash 62614803, now seen corresponding path program 1 times [2022-12-12 11:59:10,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:10,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048223442] [2022-12-12 11:59:10,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:10,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:10,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:10,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:10,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048223442] [2022-12-12 11:59:10,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048223442] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:10,904 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:10,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-12 11:59:10,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048175386] [2022-12-12 11:59:10,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:10,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-12 11:59:10,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:10,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-12 11:59:10,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-12 11:59:10,911 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 124 [2022-12-12 11:59:10,912 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 768 transitions, 7235 flow. Second operand has 7 states, 7 states have (on average 103.14285714285714) internal successors, (722), 7 states have internal predecessors, (722), 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) [2022-12-12 11:59:10,912 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:10,912 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 124 [2022-12-12 11:59:10,912 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:12,117 INFO L130 PetriNetUnfolder]: 2527/5352 cut-off events. [2022-12-12 11:59:12,117 INFO L131 PetriNetUnfolder]: For 25908/28778 co-relation queries the response was YES. [2022-12-12 11:59:12,133 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21683 conditions, 5352 events. 2527/5352 cut-off events. For 25908/28778 co-relation queries the response was YES. Maximal size of possible extension queue 467. Compared 45256 event pairs, 108 based on Foata normal form. 529/5689 useless extension candidates. Maximal degree in co-relation 21608. Up to 1671 conditions per place. [2022-12-12 11:59:12,144 INFO L137 encePairwiseOnDemand]: 114/124 looper letters, 129 selfloop transitions, 28 changer transitions 331/596 dead transitions. [2022-12-12 11:59:12,144 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 172 places, 596 transitions, 6577 flow [2022-12-12 11:59:12,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-12 11:59:12,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-12 11:59:12,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1422 transitions. [2022-12-12 11:59:12,148 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8821339950372209 [2022-12-12 11:59:12,148 INFO L295 CegarLoopForPetriNet]: 118 programPoint places, 54 predicate places. [2022-12-12 11:59:12,149 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 172 places, 596 transitions, 6577 flow [2022-12-12 11:59:12,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 596 transitions, 5771 flow, removed 395 selfloop flow, removed 4 redundant places. [2022-12-12 11:59:12,167 INFO L495 AbstractCegarLoop]: Abstraction has has 168 places, 596 transitions, 5771 flow [2022-12-12 11:59:12,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 103.14285714285714) internal successors, (722), 7 states have internal predecessors, (722), 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) [2022-12-12 11:59:12,167 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:12,167 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:12,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-12 11:59:12,168 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:12,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:12,168 INFO L85 PathProgramCache]: Analyzing trace with hash 698398083, now seen corresponding path program 1 times [2022-12-12 11:59:12,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:12,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018509950] [2022-12-12 11:59:12,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:12,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:14,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:14,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:14,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018509950] [2022-12-12 11:59:14,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018509950] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:14,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:14,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-12-12 11:59:14,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593103081] [2022-12-12 11:59:14,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:14,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-12-12 11:59:14,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:14,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-12-12 11:59:14,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2022-12-12 11:59:14,284 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 124 [2022-12-12 11:59:14,285 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 596 transitions, 5771 flow. Second operand has 19 states, 19 states have (on average 86.73684210526316) internal successors, (1648), 19 states have internal predecessors, (1648), 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) [2022-12-12 11:59:14,286 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:14,286 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 124 [2022-12-12 11:59:14,286 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:16,043 INFO L130 PetriNetUnfolder]: 3365/7501 cut-off events. [2022-12-12 11:59:16,044 INFO L131 PetriNetUnfolder]: For 34942/36681 co-relation queries the response was YES. [2022-12-12 11:59:16,065 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29951 conditions, 7501 events. 3365/7501 cut-off events. For 34942/36681 co-relation queries the response was YES. Maximal size of possible extension queue 564. Compared 68368 event pairs, 78 based on Foata normal form. 483/7929 useless extension candidates. Maximal degree in co-relation 29861. Up to 1962 conditions per place. [2022-12-12 11:59:16,107 INFO L137 encePairwiseOnDemand]: 106/124 looper letters, 207 selfloop transitions, 47 changer transitions 567/929 dead transitions. [2022-12-12 11:59:16,108 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 929 transitions, 11375 flow [2022-12-12 11:59:16,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-12-12 11:59:16,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2022-12-12 11:59:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 2239 transitions. [2022-12-12 11:59:16,130 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.7222580645161291 [2022-12-12 11:59:16,132 INFO L295 CegarLoopForPetriNet]: 118 programPoint places, 74 predicate places. [2022-12-12 11:59:16,132 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 929 transitions, 11375 flow [2022-12-12 11:59:16,159 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 929 transitions, 10241 flow, removed 556 selfloop flow, removed 9 redundant places. [2022-12-12 11:59:16,159 INFO L495 AbstractCegarLoop]: Abstraction has has 183 places, 929 transitions, 10241 flow [2022-12-12 11:59:16,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 86.73684210526316) internal successors, (1648), 19 states have internal predecessors, (1648), 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) [2022-12-12 11:59:16,160 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:16,160 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:16,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-12 11:59:16,176 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:16,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:16,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1466355152, now seen corresponding path program 1 times [2022-12-12 11:59:16,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:16,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116692055] [2022-12-12 11:59:16,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:16,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:16,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:16,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:16,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116692055] [2022-12-12 11:59:16,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116692055] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:16,617 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:16,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-12 11:59:16,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781621459] [2022-12-12 11:59:16,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:16,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-12 11:59:16,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:16,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-12 11:59:16,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-12 11:59:16,619 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 124 [2022-12-12 11:59:16,620 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 929 transitions, 10241 flow. Second operand has 8 states, 8 states have (on average 103.125) internal successors, (825), 8 states have internal predecessors, (825), 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) [2022-12-12 11:59:16,620 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:16,620 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 124 [2022-12-12 11:59:16,620 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:17,766 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([661] L792-->L800: Formula: (let ((.cse1 (= (mod v_~y$r_buff0_thd2~0_30 256) 0))) (let ((.cse8 (not .cse1)) (.cse11 (not (= (mod v_~y$w_buff0_used~0_227 256) 0))) (.cse2 (= 0 (mod v_~y$w_buff0_used~0_228 256))) (.cse3 (= (mod v_~y$r_buff1_thd2~0_32 256) 0)) (.cse4 (= (mod v_~y$w_buff1_used~0_233 256) 0))) (let ((.cse0 (select |v_#memory_int_233| |v_~#y~0.base_164|)) (.cse5 (not .cse4)) (.cse7 (not .cse3)) (.cse9 (not .cse2)) (.cse10 (and .cse8 .cse11))) (and (= (store |v_#memory_int_233| |v_~#y~0.base_164| (store .cse0 |v_~#y~0.offset_164| |v_P1_#t~ite13_27|)) |v_#memory_int_232|) (let ((.cse6 (= |v_P1Thread1of1ForFork2_#t~mem11_1| |v_P1_#t~mem11_34|))) (or (and (or .cse1 .cse2) (or (and (= |v_P1_#t~ite12_31| |v_P1_#t~mem11_34|) (or .cse3 .cse4) (= (select .cse0 |v_~#y~0.offset_164|) |v_P1_#t~mem11_34|)) (and .cse5 .cse6 .cse7 (= v_~y$w_buff1~0_108 |v_P1_#t~ite12_31|))) (= |v_P1_#t~ite12_31| |v_P1_#t~ite13_27|)) (and (= |v_P1Thread1of1ForFork2_#t~ite12_1| |v_P1_#t~ite12_31|) .cse8 .cse9 .cse6 (= |v_P1_#t~ite13_27| v_~y$w_buff0~0_108)))) (= v_~y$w_buff1_used~0_232 (ite (or (and .cse5 .cse7) .cse10) 0 v_~y$w_buff1_used~0_233)) (= (ite (or (and .cse11 (not (= 0 (mod v_~y$r_buff0_thd2~0_29 256)))) (and .cse7 (not (= (mod v_~y$w_buff1_used~0_232 256) 0)))) 0 v_~y$r_buff1_thd2~0_32) v_~y$r_buff1_thd2~0_31) (= v_~y$w_buff0_used~0_227 (ite (and .cse8 .cse9) 0 v_~y$w_buff0_used~0_228)) (= (ite .cse10 0 v_~y$r_buff0_thd2~0_30) v_~y$r_buff0_thd2~0_29))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_32, ~#y~0.offset=|v_~#y~0.offset_164|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_228, ~y$w_buff1~0=v_~y$w_buff1~0_108, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_30, P1Thread1of1ForFork2_#t~mem11=|v_P1Thread1of1ForFork2_#t~mem11_1|, #memory_int=|v_#memory_int_233|, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, ~#y~0.base=|v_~#y~0.base_164|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_31, ~#y~0.offset=|v_~#y~0.offset_164|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_227, ~y$w_buff1~0=v_~y$w_buff1~0_108, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_29, #memory_int=|v_#memory_int_232|, ~#y~0.base=|v_~#y~0.base_164|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_232} AuxVars[|v_P1_#t~ite12_31|, |v_P1_#t~ite13_27|, |v_P1_#t~mem11_34|] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, P1Thread1of1ForFork2_#t~mem11, #memory_int, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite13, ~y$w_buff1_used~0][413], [P0Thread1of1ForFork1InUse, P2Thread1of1ForFork0InUse, 83#L4true, P1Thread1of1ForFork2InUse, 302#(and (or (= (select (select |#memory_int| |~#y~0.base|) |~#y~0.offset|) 1) (= ~y$w_buff0~0 (select (select |#memory_int| |~#y~0.base|) |~#y~0.offset|))) (= ~y$w_buff1~0 ~y$w_buff0~0) (= ~y$r_buff0_thd3~0 0) (= 2 ~x~0) (< 0 (+ ~y$w_buff0_used~0 1)) (= ~y$r_buff0_thd1~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (<= ~y$w_buff0_used~0 0) (= ~y$r_buff1_thd3~0 0) (= ~y$r_buff1_thd1~0 0)), 269#(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)), 151#true, 344#(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)), 54#L800true, 168#true, 206#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1~0 ~y$w_buff0~0) (= ~y$r_buff0_thd3~0 0) (= ~y$r_buff1_thd3~0 0)), 58#L833true, 45#L778true, 184#true]) [2022-12-12 11:59:17,766 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-12 11:59:17,766 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 11:59:17,767 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 11:59:17,767 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 11:59:17,895 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([661] L792-->L800: Formula: (let ((.cse1 (= (mod v_~y$r_buff0_thd2~0_30 256) 0))) (let ((.cse8 (not .cse1)) (.cse11 (not (= (mod v_~y$w_buff0_used~0_227 256) 0))) (.cse2 (= 0 (mod v_~y$w_buff0_used~0_228 256))) (.cse3 (= (mod v_~y$r_buff1_thd2~0_32 256) 0)) (.cse4 (= (mod v_~y$w_buff1_used~0_233 256) 0))) (let ((.cse0 (select |v_#memory_int_233| |v_~#y~0.base_164|)) (.cse5 (not .cse4)) (.cse7 (not .cse3)) (.cse9 (not .cse2)) (.cse10 (and .cse8 .cse11))) (and (= (store |v_#memory_int_233| |v_~#y~0.base_164| (store .cse0 |v_~#y~0.offset_164| |v_P1_#t~ite13_27|)) |v_#memory_int_232|) (let ((.cse6 (= |v_P1Thread1of1ForFork2_#t~mem11_1| |v_P1_#t~mem11_34|))) (or (and (or .cse1 .cse2) (or (and (= |v_P1_#t~ite12_31| |v_P1_#t~mem11_34|) (or .cse3 .cse4) (= (select .cse0 |v_~#y~0.offset_164|) |v_P1_#t~mem11_34|)) (and .cse5 .cse6 .cse7 (= v_~y$w_buff1~0_108 |v_P1_#t~ite12_31|))) (= |v_P1_#t~ite12_31| |v_P1_#t~ite13_27|)) (and (= |v_P1Thread1of1ForFork2_#t~ite12_1| |v_P1_#t~ite12_31|) .cse8 .cse9 .cse6 (= |v_P1_#t~ite13_27| v_~y$w_buff0~0_108)))) (= v_~y$w_buff1_used~0_232 (ite (or (and .cse5 .cse7) .cse10) 0 v_~y$w_buff1_used~0_233)) (= (ite (or (and .cse11 (not (= 0 (mod v_~y$r_buff0_thd2~0_29 256)))) (and .cse7 (not (= (mod v_~y$w_buff1_used~0_232 256) 0)))) 0 v_~y$r_buff1_thd2~0_32) v_~y$r_buff1_thd2~0_31) (= v_~y$w_buff0_used~0_227 (ite (and .cse8 .cse9) 0 v_~y$w_buff0_used~0_228)) (= (ite .cse10 0 v_~y$r_buff0_thd2~0_30) v_~y$r_buff0_thd2~0_29))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_32, ~#y~0.offset=|v_~#y~0.offset_164|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_228, ~y$w_buff1~0=v_~y$w_buff1~0_108, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_30, P1Thread1of1ForFork2_#t~mem11=|v_P1Thread1of1ForFork2_#t~mem11_1|, #memory_int=|v_#memory_int_233|, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, ~#y~0.base=|v_~#y~0.base_164|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_31, ~#y~0.offset=|v_~#y~0.offset_164|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_227, ~y$w_buff1~0=v_~y$w_buff1~0_108, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_29, #memory_int=|v_#memory_int_232|, ~#y~0.base=|v_~#y~0.base_164|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_232} AuxVars[|v_P1_#t~ite12_31|, |v_P1_#t~ite13_27|, |v_P1_#t~mem11_34|] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, P1Thread1of1ForFork2_#t~mem11, #memory_int, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite13, ~y$w_buff1_used~0][413], [P0Thread1of1ForFork1InUse, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, 302#(and (or (= (select (select |#memory_int| |~#y~0.base|) |~#y~0.offset|) 1) (= ~y$w_buff0~0 (select (select |#memory_int| |~#y~0.base|) |~#y~0.offset|))) (= ~y$w_buff1~0 ~y$w_buff0~0) (= ~y$r_buff0_thd3~0 0) (= 2 ~x~0) (< 0 (+ ~y$w_buff0_used~0 1)) (= ~y$r_buff0_thd1~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (<= ~y$w_buff0_used~0 0) (= ~y$r_buff1_thd3~0 0) (= ~y$r_buff1_thd1~0 0)), 269#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 91#L4-1true, 151#true, 344#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 54#L800true, 168#true, 206#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1~0 ~y$w_buff0~0) (= ~y$r_buff0_thd3~0 0) (= ~y$r_buff1_thd3~0 0)), 58#L833true, 45#L778true, 184#true]) [2022-12-12 11:59:17,895 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-12 11:59:17,895 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 11:59:17,895 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 11:59:17,895 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 11:59:17,896 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([661] L792-->L800: Formula: (let ((.cse1 (= (mod v_~y$r_buff0_thd2~0_30 256) 0))) (let ((.cse8 (not .cse1)) (.cse11 (not (= (mod v_~y$w_buff0_used~0_227 256) 0))) (.cse2 (= 0 (mod v_~y$w_buff0_used~0_228 256))) (.cse3 (= (mod v_~y$r_buff1_thd2~0_32 256) 0)) (.cse4 (= (mod v_~y$w_buff1_used~0_233 256) 0))) (let ((.cse0 (select |v_#memory_int_233| |v_~#y~0.base_164|)) (.cse5 (not .cse4)) (.cse7 (not .cse3)) (.cse9 (not .cse2)) (.cse10 (and .cse8 .cse11))) (and (= (store |v_#memory_int_233| |v_~#y~0.base_164| (store .cse0 |v_~#y~0.offset_164| |v_P1_#t~ite13_27|)) |v_#memory_int_232|) (let ((.cse6 (= |v_P1Thread1of1ForFork2_#t~mem11_1| |v_P1_#t~mem11_34|))) (or (and (or .cse1 .cse2) (or (and (= |v_P1_#t~ite12_31| |v_P1_#t~mem11_34|) (or .cse3 .cse4) (= (select .cse0 |v_~#y~0.offset_164|) |v_P1_#t~mem11_34|)) (and .cse5 .cse6 .cse7 (= v_~y$w_buff1~0_108 |v_P1_#t~ite12_31|))) (= |v_P1_#t~ite12_31| |v_P1_#t~ite13_27|)) (and (= |v_P1Thread1of1ForFork2_#t~ite12_1| |v_P1_#t~ite12_31|) .cse8 .cse9 .cse6 (= |v_P1_#t~ite13_27| v_~y$w_buff0~0_108)))) (= v_~y$w_buff1_used~0_232 (ite (or (and .cse5 .cse7) .cse10) 0 v_~y$w_buff1_used~0_233)) (= (ite (or (and .cse11 (not (= 0 (mod v_~y$r_buff0_thd2~0_29 256)))) (and .cse7 (not (= (mod v_~y$w_buff1_used~0_232 256) 0)))) 0 v_~y$r_buff1_thd2~0_32) v_~y$r_buff1_thd2~0_31) (= v_~y$w_buff0_used~0_227 (ite (and .cse8 .cse9) 0 v_~y$w_buff0_used~0_228)) (= (ite .cse10 0 v_~y$r_buff0_thd2~0_30) v_~y$r_buff0_thd2~0_29))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_32, ~#y~0.offset=|v_~#y~0.offset_164|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_228, ~y$w_buff1~0=v_~y$w_buff1~0_108, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_30, P1Thread1of1ForFork2_#t~mem11=|v_P1Thread1of1ForFork2_#t~mem11_1|, #memory_int=|v_#memory_int_233|, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, ~#y~0.base=|v_~#y~0.base_164|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_31, ~#y~0.offset=|v_~#y~0.offset_164|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_227, ~y$w_buff1~0=v_~y$w_buff1~0_108, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_29, #memory_int=|v_#memory_int_232|, ~#y~0.base=|v_~#y~0.base_164|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_232} AuxVars[|v_P1_#t~ite12_31|, |v_P1_#t~ite13_27|, |v_P1_#t~mem11_34|] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, P1Thread1of1ForFork2_#t~mem11, #memory_int, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite13, ~y$w_buff1_used~0][526], [P0Thread1of1ForFork1InUse, P2Thread1of1ForFork0InUse, 83#L4true, P1Thread1of1ForFork2InUse, 302#(and (or (= (select (select |#memory_int| |~#y~0.base|) |~#y~0.offset|) 1) (= ~y$w_buff0~0 (select (select |#memory_int| |~#y~0.base|) |~#y~0.offset|))) (= ~y$w_buff1~0 ~y$w_buff0~0) (= ~y$r_buff0_thd3~0 0) (= 2 ~x~0) (< 0 (+ ~y$w_buff0_used~0 1)) (= ~y$r_buff0_thd1~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (<= ~y$w_buff0_used~0 0) (= ~y$r_buff1_thd3~0 0) (= ~y$r_buff1_thd1~0 0)), 151#true, 254#(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)), 348#(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)), 54#L800true, 273#(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)), 85#L836true, 168#true, 206#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1~0 ~y$w_buff0~0) (= ~y$r_buff0_thd3~0 0) (= ~y$r_buff1_thd3~0 0)), 45#L778true, 184#true]) [2022-12-12 11:59:17,896 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-12 11:59:17,896 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 11:59:17,896 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 11:59:17,896 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 11:59:17,987 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([661] L792-->L800: Formula: (let ((.cse1 (= (mod v_~y$r_buff0_thd2~0_30 256) 0))) (let ((.cse8 (not .cse1)) (.cse11 (not (= (mod v_~y$w_buff0_used~0_227 256) 0))) (.cse2 (= 0 (mod v_~y$w_buff0_used~0_228 256))) (.cse3 (= (mod v_~y$r_buff1_thd2~0_32 256) 0)) (.cse4 (= (mod v_~y$w_buff1_used~0_233 256) 0))) (let ((.cse0 (select |v_#memory_int_233| |v_~#y~0.base_164|)) (.cse5 (not .cse4)) (.cse7 (not .cse3)) (.cse9 (not .cse2)) (.cse10 (and .cse8 .cse11))) (and (= (store |v_#memory_int_233| |v_~#y~0.base_164| (store .cse0 |v_~#y~0.offset_164| |v_P1_#t~ite13_27|)) |v_#memory_int_232|) (let ((.cse6 (= |v_P1Thread1of1ForFork2_#t~mem11_1| |v_P1_#t~mem11_34|))) (or (and (or .cse1 .cse2) (or (and (= |v_P1_#t~ite12_31| |v_P1_#t~mem11_34|) (or .cse3 .cse4) (= (select .cse0 |v_~#y~0.offset_164|) |v_P1_#t~mem11_34|)) (and .cse5 .cse6 .cse7 (= v_~y$w_buff1~0_108 |v_P1_#t~ite12_31|))) (= |v_P1_#t~ite12_31| |v_P1_#t~ite13_27|)) (and (= |v_P1Thread1of1ForFork2_#t~ite12_1| |v_P1_#t~ite12_31|) .cse8 .cse9 .cse6 (= |v_P1_#t~ite13_27| v_~y$w_buff0~0_108)))) (= v_~y$w_buff1_used~0_232 (ite (or (and .cse5 .cse7) .cse10) 0 v_~y$w_buff1_used~0_233)) (= (ite (or (and .cse11 (not (= 0 (mod v_~y$r_buff0_thd2~0_29 256)))) (and .cse7 (not (= (mod v_~y$w_buff1_used~0_232 256) 0)))) 0 v_~y$r_buff1_thd2~0_32) v_~y$r_buff1_thd2~0_31) (= v_~y$w_buff0_used~0_227 (ite (and .cse8 .cse9) 0 v_~y$w_buff0_used~0_228)) (= (ite .cse10 0 v_~y$r_buff0_thd2~0_30) v_~y$r_buff0_thd2~0_29))))) InVars {~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_32, ~#y~0.offset=|v_~#y~0.offset_164|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_228, ~y$w_buff1~0=v_~y$w_buff1~0_108, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_30, P1Thread1of1ForFork2_#t~mem11=|v_P1Thread1of1ForFork2_#t~mem11_1|, #memory_int=|v_#memory_int_233|, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, ~#y~0.base=|v_~#y~0.base_164|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_233} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_31, ~#y~0.offset=|v_~#y~0.offset_164|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_227, ~y$w_buff1~0=v_~y$w_buff1~0_108, ~y$w_buff0~0=v_~y$w_buff0~0_108, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_29, #memory_int=|v_#memory_int_232|, ~#y~0.base=|v_~#y~0.base_164|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_232} AuxVars[|v_P1_#t~ite12_31|, |v_P1_#t~ite13_27|, |v_P1_#t~mem11_34|] AssignedVars[~y$r_buff1_thd2~0, ~y$w_buff0_used~0, ~y$r_buff0_thd2~0, P1Thread1of1ForFork2_#t~mem11, #memory_int, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite13, ~y$w_buff1_used~0][526], [P0Thread1of1ForFork1InUse, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, 302#(and (or (= (select (select |#memory_int| |~#y~0.base|) |~#y~0.offset|) 1) (= ~y$w_buff0~0 (select (select |#memory_int| |~#y~0.base|) |~#y~0.offset|))) (= ~y$w_buff1~0 ~y$w_buff0~0) (= ~y$r_buff0_thd3~0 0) (= 2 ~x~0) (< 0 (+ ~y$w_buff0_used~0 1)) (= ~y$r_buff0_thd1~0 0) (= ~y$w_buff0~0 0) (= ~y$r_buff1_thd0~0 0) (<= ~y$w_buff0_used~0 0) (= ~y$r_buff1_thd3~0 0) (= ~y$r_buff1_thd1~0 0)), 91#L4-1true, 151#true, 254#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 348#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 54#L800true, 273#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 85#L836true, 168#true, 206#(and (= ~y$w_buff1~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$w_buff1~0 ~y$w_buff0~0) (= ~y$r_buff0_thd3~0 0) (= ~y$r_buff1_thd3~0 0)), 45#L778true, 184#true]) [2022-12-12 11:59:17,987 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-12 11:59:17,987 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-12 11:59:17,987 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-12 11:59:17,987 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-12 11:59:18,125 INFO L130 PetriNetUnfolder]: 3251/6894 cut-off events. [2022-12-12 11:59:18,126 INFO L131 PetriNetUnfolder]: For 31469/34810 co-relation queries the response was YES. [2022-12-12 11:59:18,148 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31268 conditions, 6894 events. 3251/6894 cut-off events. For 31469/34810 co-relation queries the response was YES. Maximal size of possible extension queue 602. Compared 62468 event pairs, 81 based on Foata normal form. 934/7729 useless extension candidates. Maximal degree in co-relation 31192. Up to 1781 conditions per place. [2022-12-12 11:59:18,160 INFO L137 encePairwiseOnDemand]: 114/124 looper letters, 98 selfloop transitions, 26 changer transitions 557/785 dead transitions. [2022-12-12 11:59:18,160 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 785 transitions, 10243 flow [2022-12-12 11:59:18,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-12 11:59:18,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-12-12 11:59:18,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1716 transitions. [2022-12-12 11:59:18,191 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8649193548387096 [2022-12-12 11:59:18,192 INFO L295 CegarLoopForPetriNet]: 118 programPoint places, 50 predicate places. [2022-12-12 11:59:18,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 785 transitions, 10243 flow [2022-12-12 11:59:18,227 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 785 transitions, 8470 flow, removed 851 selfloop flow, removed 8 redundant places. [2022-12-12 11:59:18,227 INFO L495 AbstractCegarLoop]: Abstraction has has 160 places, 785 transitions, 8470 flow [2022-12-12 11:59:18,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 103.125) internal successors, (825), 8 states have internal predecessors, (825), 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) [2022-12-12 11:59:18,227 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:18,228 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:18,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-12 11:59:18,228 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:18,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:18,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1385822979, now seen corresponding path program 1 times [2022-12-12 11:59:18,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:18,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223936223] [2022-12-12 11:59:18,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:18,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-12 11:59:18,290 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-12 11:59:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-12 11:59:18,426 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-12 11:59:18,427 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-12 11:59:18,427 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-12-12 11:59:18,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2022-12-12 11:59:18,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2022-12-12 11:59:18,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2022-12-12 11:59:18,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-12 11:59:18,429 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:18,433 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-12 11:59:18,433 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-12 11:59:18,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.12 11:59:18 BasicIcfg [2022-12-12 11:59:18,565 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-12 11:59:18,566 INFO L158 Benchmark]: Toolchain (without parser) took 18754.56ms. Allocated memory was 199.2MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 155.6MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 794.8MB. Max. memory is 8.0GB. [2022-12-12 11:59:18,566 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 199.2MB. Free memory was 175.6MB in the beginning and 175.5MB in the end (delta: 92.7kB). There was no memory consumed. Max. memory is 8.0GB. [2022-12-12 11:59:18,566 INFO L158 Benchmark]: CACSL2BoogieTranslator took 506.23ms. Allocated memory is still 199.2MB. Free memory was 155.6MB in the beginning and 126.8MB in the end (delta: 28.8MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-12-12 11:59:18,567 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.98ms. Allocated memory is still 199.2MB. Free memory was 126.8MB in the beginning and 124.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-12-12 11:59:18,567 INFO L158 Benchmark]: Boogie Preprocessor took 27.77ms. Allocated memory is still 199.2MB. Free memory was 124.1MB in the beginning and 121.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-12 11:59:18,567 INFO L158 Benchmark]: RCFGBuilder took 912.46ms. Allocated memory is still 199.2MB. Free memory was 121.5MB in the beginning and 148.2MB in the end (delta: -26.7MB). Peak memory consumption was 65.1MB. Max. memory is 8.0GB. [2022-12-12 11:59:18,567 INFO L158 Benchmark]: TraceAbstraction took 17255.00ms. Allocated memory was 199.2MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 147.2MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 785.3MB. Max. memory is 8.0GB. [2022-12-12 11:59:18,569 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 199.2MB. Free memory was 175.6MB in the beginning and 175.5MB in the end (delta: 92.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 506.23ms. Allocated memory is still 199.2MB. Free memory was 155.6MB in the beginning and 126.8MB in the end (delta: 28.8MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.98ms. Allocated memory is still 199.2MB. Free memory was 126.8MB in the beginning and 124.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.77ms. Allocated memory is still 199.2MB. Free memory was 124.1MB in the beginning and 121.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 912.46ms. Allocated memory is still 199.2MB. Free memory was 121.5MB in the beginning and 148.2MB in the end (delta: -26.7MB). Peak memory consumption was 65.1MB. Max. memory is 8.0GB. * TraceAbstraction took 17255.00ms. Allocated memory was 199.2MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 147.2MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 785.3MB. 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_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_p2_EAX=0] [L731] 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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0] [L732] 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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L734] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L736] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}] [L737] 0 _Bool y$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_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0] [L738] 0 int y$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_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0] [L739] 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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$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] [L740] 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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$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$r_buff0_thd1=0] [L741] 0 _Bool y$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_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$r_buff0_thd2=0] [L742] 0 _Bool y$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_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] [L743] 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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$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] [L744] 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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$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$r_buff1_thd1=0] [L745] 0 _Bool y$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_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$r_buff1_thd2=0] [L746] 0 _Bool y$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_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] [L747] 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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$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] [L748] 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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$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$read_delayed_var={0:0}] [L749] 0 int y$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_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$w_buff0=0] [L750] 0 _Bool y$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_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] [L751] 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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$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] [L752] 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$w_buff1_used=0, __unbuffered_p2_EAX=0, main$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] [L753] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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] [L754] 0 _Bool weak$$choice1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L755] 0 _Bool weak$$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_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L850] 0 pthread_t t1813; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1813={7:0}, weak$$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] [L851] FCALL, FORK 0 pthread_create(&t1813, ((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_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1813, ((void *)0), P0, ((void *)0))=-2, t1813={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L852] 0 pthread_t t1814; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1813={7:0}, t1814={6:0}, weak$$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] [L853] FCALL, FORK 0 pthread_create(&t1814, ((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_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1814, ((void *)0), P1, ((void *)0))=-1, t1813={7:0}, t1814={6:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L854] 0 pthread_t t1815; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1813={7:0}, t1814={6:0}, t1815={5:0}, weak$$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] [L855] FCALL, FORK 0 pthread_create(&t1815, ((void *)0), P2, ((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_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1815, ((void *)0), P2, ((void *)0))=0, t1813={7:0}, t1814={6:0}, t1815={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L759] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L760] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L761] 1 y$flush_delayed = weak$$choice2 [L762] EXPR 1 \read(y) [L762] 1 y$mem_tmp = y [L763] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L763] EXPR 1 \read(y) [L763] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L763] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L764] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L765] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L766] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L767] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L768] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L769] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L770] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L771] 1 __unbuffered_p0_EAX$read_delayed_var = &y [L772] EXPR 1 \read(y) [L772] 1 __unbuffered_p0_EAX = y [L773] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L773] 1 y = y$flush_delayed ? y$mem_tmp : y [L774] 1 y$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_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=255, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L777] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=255, 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] [L789] 2 x = 2 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_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L792] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=255, 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] [L795] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L795] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L795] EXPR 2 \read(y) [L795] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L795] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L795] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L796] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L797] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L798] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L799] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$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$read_delayed=1, __unbuffered_p0_EAX$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_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice1=0, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L809] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L810] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L811] 3 y$flush_delayed = weak$$choice2 [L812] EXPR 3 \read(y) [L812] 3 y$mem_tmp = y [L813] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L813] EXPR 3 \read(y) [L813] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L813] 3 y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L814] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L815] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L816] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L817] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L818] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L819] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] EXPR 3 \read(y) [L820] 3 __unbuffered_p2_EAX = y [L821] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L821] 3 y = y$flush_delayed ? y$mem_tmp : y [L822] 3 y$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_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=0, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L825] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=0, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=1, 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] [L828] 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) [L828] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L828] EXPR 3 \read(y) [L828] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L828] 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) [L828] 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) [L829] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L830] 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 [L831] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L832] 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=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_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=0, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L782] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=0, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=1, 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] [L802] 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_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=0, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L835] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=0, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=1, 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] [L857] 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$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1813={7:0}, t1814={6:0}, t1815={5:0}, weak$$choice0=50, weak$$choice1=0, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L859] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=0, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=1, 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] [L859] RET 0 assume_abort_if_not(main$tmp_guard0) [L861] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L861] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L861] EXPR 0 \read(y) [L861] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L861] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L861] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L862] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L863] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L864] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L865] 0 y$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$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1813={7:0}, t1814={6:0}, t1815={5:0}, weak$$choice0=50, weak$$choice1=0, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L868] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L869] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L870] 0 y$flush_delayed = weak$$choice2 [L871] EXPR 0 \read(y) [L871] 0 y$mem_tmp = y [L872] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L872] EXPR 0 \read(y) [L872] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L872] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L873] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L874] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L875] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L876] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L877] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L878] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L879] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L880] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L880] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L880] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L880] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L880] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L880] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L881] EXPR 0 x == 2 && y == 2 [L881] EXPR 0 \read(y) [L881] EXPR 0 x == 2 && y == 2 [L881] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p2_EAX == 1) [L882] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L882] 0 y = y$flush_delayed ? y$mem_tmp : y [L883] 0 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EAX$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$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1813={7:0}, t1814={6:0}, t1815={5:0}, weak$$choice0=51, weak$$choice1=255, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L885] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=0, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice1=255, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=2, 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] [L19] 0 reach_error() VAL [\old(expression)=0, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __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_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice1=255, weak$$choice2=255, x=2, y={3:0}, y$flush_delayed=0, y$mem_tmp=2, 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] - UnprovableResult [Line: 851]: 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: 855]: 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: 853]: 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, 149 locations, 4 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.2s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 17.0s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 777 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 777 mSDsluCounter, 605 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 481 mSDsCounter, 106 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1394 IncrementalHoareTripleChecker+Invalid, 1500 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 106 mSolverCounterUnsat, 124 mSDtfsCounter, 1394 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 389 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10241occurred in iteration=8, InterpolantAutomatonStates: 121, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 5387 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 938 NumberOfCodeBlocks, 938 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 828 ConstructedInterpolants, 0 QuantifiedInterpolants, 4422 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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! [2022-12-12 11:59:18,602 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...