./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe016_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe016_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b69d29db6700923687b32c5d8fab6e8f05fe2198d87348098263d957793e472 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 21:49:41,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 21:49:41,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 21:49:41,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 21:49:41,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 21:49:41,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 21:49:41,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 21:49:41,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 21:49:41,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 21:49:41,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 21:49:41,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 21:49:41,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 21:49:41,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 21:49:41,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 21:49:41,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 21:49:41,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 21:49:41,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 21:49:41,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 21:49:41,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 21:49:41,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 21:49:41,167 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 21:49:41,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 21:49:41,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 21:49:41,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 21:49:41,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 21:49:41,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 21:49:41,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 21:49:41,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 21:49:41,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 21:49:41,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 21:49:41,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 21:49:41,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 21:49:41,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 21:49:41,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 21:49:41,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 21:49:41,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 21:49:41,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 21:49:41,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 21:49:41,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 21:49:41,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 21:49:41,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 21:49:41,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 21:49:41,182 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 21:49:41,200 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 21:49:41,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 21:49:41,201 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 21:49:41,201 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 21:49:41,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 21:49:41,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 21:49:41,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 21:49:41,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 21:49:41,203 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 21:49:41,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 21:49:41,203 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 21:49:41,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 21:49:41,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 21:49:41,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 21:49:41,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 21:49:41,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 21:49:41,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 21:49:41,204 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 21:49:41,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 21:49:41,204 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 21:49:41,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 21:49:41,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 21:49:41,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 21:49:41,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 21:49:41,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 21:49:41,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 21:49:41,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 21:49:41,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 21:49:41,206 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 21:49:41,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 21:49:41,207 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 21:49:41,207 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 21:49:41,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 21:49:41,207 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b69d29db6700923687b32c5d8fab6e8f05fe2198d87348098263d957793e472 [2022-07-13 21:49:41,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 21:49:41,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 21:49:41,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 21:49:41,448 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 21:49:41,448 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 21:49:41,449 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe016_power.opt.i [2022-07-13 21:49:41,513 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f57bfbdcd/de24a74863fb4e0f8fa2f98dccbe091e/FLAGa643f90d2 [2022-07-13 21:49:41,923 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 21:49:41,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe016_power.opt.i [2022-07-13 21:49:41,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f57bfbdcd/de24a74863fb4e0f8fa2f98dccbe091e/FLAGa643f90d2 [2022-07-13 21:49:42,295 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f57bfbdcd/de24a74863fb4e0f8fa2f98dccbe091e [2022-07-13 21:49:42,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 21:49:42,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 21:49:42,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 21:49:42,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 21:49:42,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 21:49:42,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d803fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42, skipping insertion in model container [2022-07-13 21:49:42,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 21:49:42,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 21:49:42,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe016_power.opt.i[951,964] [2022-07-13 21:49:42,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 21:49:42,707 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 21:49:42,715 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe016_power.opt.i[951,964] [2022-07-13 21:49:42,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 21:49:42,765 INFO L208 MainTranslator]: Completed translation [2022-07-13 21:49:42,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42 WrapperNode [2022-07-13 21:49:42,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 21:49:42,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 21:49:42,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 21:49:42,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 21:49:42,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,830 INFO L137 Inliner]: procedures = 177, calls = 91, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 273 [2022-07-13 21:49:42,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 21:49:42,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 21:49:42,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 21:49:42,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 21:49:42,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 21:49:42,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 21:49:42,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 21:49:42,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 21:49:42,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42" (1/1) ... [2022-07-13 21:49:42,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 21:49:42,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 21:49:42,934 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) [2022-07-13 21:49:42,940 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 [2022-07-13 21:49:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 21:49:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 21:49:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-13 21:49:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 21:49:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 21:49:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 21:49:42,970 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-07-13 21:49:42,970 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-07-13 21:49:42,971 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-07-13 21:49:42,971 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-07-13 21:49:42,971 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-07-13 21:49:42,971 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-07-13 21:49:42,971 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-07-13 21:49:42,971 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-07-13 21:49:42,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 21:49:42,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-13 21:49:42,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 21:49:42,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 21:49:42,974 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-13 21:49:43,151 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 21:49:43,153 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 21:49:43,687 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 21:49:44,090 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 21:49:44,090 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-13 21:49:44,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 09:49:44 BoogieIcfgContainer [2022-07-13 21:49:44,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 21:49:44,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 21:49:44,095 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 21:49:44,097 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 21:49:44,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 09:49:42" (1/3) ... [2022-07-13 21:49:44,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@618f142a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 09:49:44, skipping insertion in model container [2022-07-13 21:49:44,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:49:42" (2/3) ... [2022-07-13 21:49:44,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@618f142a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 09:49:44, skipping insertion in model container [2022-07-13 21:49:44,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 09:49:44" (3/3) ... [2022-07-13 21:49:44,099 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_power.opt.i [2022-07-13 21:49:44,105 WARN L143 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-07-13 21:49:44,111 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 21:49:44,111 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 21:49:44,111 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-07-13 21:49:44,181 INFO L135 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-07-13 21:49:44,217 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 162 places, 151 transitions, 322 flow [2022-07-13 21:49:44,274 INFO L129 PetriNetUnfolder]: 2/147 cut-off events. [2022-07-13 21:49:44,274 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-07-13 21:49:44,277 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160 conditions, 147 events. 2/147 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 88. Up to 2 conditions per place. [2022-07-13 21:49:44,277 INFO L82 GeneralOperation]: Start removeDead. Operand has 162 places, 151 transitions, 322 flow [2022-07-13 21:49:44,284 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 143 places, 131 transitions, 274 flow [2022-07-13 21:49:44,295 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 21:49:44,301 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=true, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@20c04eea, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@17417ba7 [2022-07-13 21:49:44,301 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-07-13 21:49:44,321 INFO L129 PetriNetUnfolder]: 1/130 cut-off events. [2022-07-13 21:49:44,321 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-07-13 21:49:44,322 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:44,322 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:44,323 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 2 more)] === [2022-07-13 21:49:44,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:44,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1729338412, now seen corresponding path program 1 times [2022-07-13 21:49:44,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:44,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990968678] [2022-07-13 21:49:44,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:44,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 21:49:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 21:49:44,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 21:49:44,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990968678] [2022-07-13 21:49:44,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990968678] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 21:49:44,841 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 21:49:44,842 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 21:49:44,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106058154] [2022-07-13 21:49:44,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 21:49:44,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 21:49:44,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 21:49:44,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 21:49:44,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 21:49:44,884 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 151 [2022-07-13 21:49:44,887 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 131 transitions, 274 flow. Second operand has 6 states, 6 states have (on average 131.0) internal successors, (786), 6 states have internal predecessors, (786), 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) [2022-07-13 21:49:44,888 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 21:49:44,888 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 151 [2022-07-13 21:49:44,889 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 21:49:45,552 INFO L129 PetriNetUnfolder]: 747/1571 cut-off events. [2022-07-13 21:49:45,552 INFO L130 PetriNetUnfolder]: For 28/28 co-relation queries the response was YES. [2022-07-13 21:49:45,558 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2745 conditions, 1571 events. 747/1571 cut-off events. For 28/28 co-relation queries the response was YES. Maximal size of possible extension queue 116. Compared 9538 event pairs, 403 based on Foata normal form. 44/1562 useless extension candidates. Maximal degree in co-relation 2669. Up to 585 conditions per place. [2022-07-13 21:49:45,568 INFO L132 encePairwiseOnDemand]: 144/151 looper letters, 24 selfloop transitions, 2 changer transitions 37/175 dead transitions. [2022-07-13 21:49:45,568 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 175 transitions, 497 flow [2022-07-13 21:49:45,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-13 21:49:45,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-07-13 21:49:45,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1228 transitions. [2022-07-13 21:49:45,586 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.9036055923473142 [2022-07-13 21:49:45,586 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1228 transitions. [2022-07-13 21:49:45,587 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1228 transitions. [2022-07-13 21:49:45,590 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 21:49:45,592 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1228 transitions. [2022-07-13 21:49:45,596 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 136.44444444444446) internal successors, (1228), 9 states have internal predecessors, (1228), 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) [2022-07-13 21:49:45,603 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 151.0) internal successors, (1510), 10 states have internal predecessors, (1510), 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) [2022-07-13 21:49:45,604 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 151.0) internal successors, (1510), 10 states have internal predecessors, (1510), 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) [2022-07-13 21:49:45,605 INFO L186 Difference]: Start difference. First operand has 143 places, 131 transitions, 274 flow. Second operand 9 states and 1228 transitions. [2022-07-13 21:49:45,606 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 175 transitions, 497 flow [2022-07-13 21:49:45,611 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 175 transitions, 490 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-07-13 21:49:45,614 INFO L242 Difference]: Finished difference. Result has 154 places, 130 transitions, 288 flow [2022-07-13 21:49:45,616 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=288, PETRI_PLACES=154, PETRI_TRANSITIONS=130} [2022-07-13 21:49:45,619 INFO L279 CegarLoopForPetriNet]: 143 programPoint places, 11 predicate places. [2022-07-13 21:49:45,620 INFO L495 AbstractCegarLoop]: Abstraction has has 154 places, 130 transitions, 288 flow [2022-07-13 21:49:45,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 131.0) internal successors, (786), 6 states have internal predecessors, (786), 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) [2022-07-13 21:49:45,621 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:45,621 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:45,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 21:49:45,621 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 2 more)] === [2022-07-13 21:49:45,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:45,622 INFO L85 PathProgramCache]: Analyzing trace with hash 654173781, now seen corresponding path program 1 times [2022-07-13 21:49:45,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:45,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995092093] [2022-07-13 21:49:45,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:45,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 21:49:45,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 21:49:45,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 21:49:45,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995092093] [2022-07-13 21:49:45,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995092093] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 21:49:45,819 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 21:49:45,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 21:49:45,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822979342] [2022-07-13 21:49:45,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 21:49:45,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 21:49:45,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 21:49:45,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 21:49:45,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 21:49:45,824 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 151 [2022-07-13 21:49:45,826 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 130 transitions, 288 flow. Second operand has 6 states, 6 states have (on average 129.16666666666666) internal successors, (775), 6 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 21:49:45,827 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 21:49:45,827 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 151 [2022-07-13 21:49:45,827 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 21:49:46,457 INFO L129 PetriNetUnfolder]: 1240/2443 cut-off events. [2022-07-13 21:49:46,458 INFO L130 PetriNetUnfolder]: For 565/565 co-relation queries the response was YES. [2022-07-13 21:49:46,465 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4931 conditions, 2443 events. 1240/2443 cut-off events. For 565/565 co-relation queries the response was YES. Maximal size of possible extension queue 162. Compared 15485 event pairs, 318 based on Foata normal form. 48/2401 useless extension candidates. Maximal degree in co-relation 4850. Up to 1092 conditions per place. [2022-07-13 21:49:46,474 INFO L132 encePairwiseOnDemand]: 144/151 looper letters, 25 selfloop transitions, 3 changer transitions 43/181 dead transitions. [2022-07-13 21:49:46,474 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 181 transitions, 555 flow [2022-07-13 21:49:46,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-13 21:49:46,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-07-13 21:49:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1216 transitions. [2022-07-13 21:49:46,477 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8947755702722591 [2022-07-13 21:49:46,478 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1216 transitions. [2022-07-13 21:49:46,478 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1216 transitions. [2022-07-13 21:49:46,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 21:49:46,478 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1216 transitions. [2022-07-13 21:49:46,481 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 135.11111111111111) internal successors, (1216), 9 states have internal predecessors, (1216), 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) [2022-07-13 21:49:46,483 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 151.0) internal successors, (1510), 10 states have internal predecessors, (1510), 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) [2022-07-13 21:49:46,483 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 151.0) internal successors, (1510), 10 states have internal predecessors, (1510), 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) [2022-07-13 21:49:46,483 INFO L186 Difference]: Start difference. First operand has 154 places, 130 transitions, 288 flow. Second operand 9 states and 1216 transitions. [2022-07-13 21:49:46,484 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 181 transitions, 555 flow [2022-07-13 21:49:46,493 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 148 places, 181 transitions, 521 flow, removed 14 selfloop flow, removed 8 redundant places. [2022-07-13 21:49:46,495 INFO L242 Difference]: Finished difference. Result has 155 places, 132 transitions, 315 flow [2022-07-13 21:49:46,496 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=315, PETRI_PLACES=155, PETRI_TRANSITIONS=132} [2022-07-13 21:49:46,496 INFO L279 CegarLoopForPetriNet]: 143 programPoint places, 12 predicate places. [2022-07-13 21:49:46,496 INFO L495 AbstractCegarLoop]: Abstraction has has 155 places, 132 transitions, 315 flow [2022-07-13 21:49:46,497 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 129.16666666666666) internal successors, (775), 6 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 21:49:46,497 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:46,497 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:46,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 21:49:46,498 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 2 more)] === [2022-07-13 21:49:46,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:46,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1721515212, now seen corresponding path program 1 times [2022-07-13 21:49:46,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:46,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73861658] [2022-07-13 21:49:46,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:46,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:46,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 21:49:46,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 21:49:46,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 21:49:46,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73861658] [2022-07-13 21:49:46,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73861658] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 21:49:46,684 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 21:49:46,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 21:49:46,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584036260] [2022-07-13 21:49:46,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 21:49:46,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 21:49:46,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 21:49:46,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 21:49:46,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-07-13 21:49:46,688 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 151 [2022-07-13 21:49:46,688 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 132 transitions, 315 flow. Second operand has 7 states, 7 states have (on average 130.85714285714286) internal successors, (916), 7 states have internal predecessors, (916), 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) [2022-07-13 21:49:46,689 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 21:49:46,689 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 151 [2022-07-13 21:49:46,689 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 21:49:47,088 INFO L129 PetriNetUnfolder]: 662/1471 cut-off events. [2022-07-13 21:49:47,088 INFO L130 PetriNetUnfolder]: For 1019/1027 co-relation queries the response was YES. [2022-07-13 21:49:47,093 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3251 conditions, 1471 events. 662/1471 cut-off events. For 1019/1027 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 8784 event pairs, 206 based on Foata normal form. 32/1440 useless extension candidates. Maximal degree in co-relation 3168. Up to 525 conditions per place. [2022-07-13 21:49:47,098 INFO L132 encePairwiseOnDemand]: 144/151 looper letters, 20 selfloop transitions, 3 changer transitions 31/168 dead transitions. [2022-07-13 21:49:47,099 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 168 transitions, 517 flow [2022-07-13 21:49:47,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-13 21:49:47,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-07-13 21:49:47,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1346 transitions. [2022-07-13 21:49:47,102 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8913907284768212 [2022-07-13 21:49:47,102 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1346 transitions. [2022-07-13 21:49:47,102 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1346 transitions. [2022-07-13 21:49:47,102 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 21:49:47,103 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1346 transitions. [2022-07-13 21:49:47,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 134.6) internal successors, (1346), 10 states have internal predecessors, (1346), 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) [2022-07-13 21:49:47,107 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 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) [2022-07-13 21:49:47,108 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 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) [2022-07-13 21:49:47,108 INFO L186 Difference]: Start difference. First operand has 155 places, 132 transitions, 315 flow. Second operand 10 states and 1346 transitions. [2022-07-13 21:49:47,108 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 168 transitions, 517 flow [2022-07-13 21:49:47,111 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 168 transitions, 500 flow, removed 7 selfloop flow, removed 4 redundant places. [2022-07-13 21:49:47,113 INFO L242 Difference]: Finished difference. Result has 161 places, 132 transitions, 328 flow [2022-07-13 21:49:47,113 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=306, PETRI_DIFFERENCE_MINUEND_PLACES=145, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=328, PETRI_PLACES=161, PETRI_TRANSITIONS=132} [2022-07-13 21:49:47,114 INFO L279 CegarLoopForPetriNet]: 143 programPoint places, 18 predicate places. [2022-07-13 21:49:47,114 INFO L495 AbstractCegarLoop]: Abstraction has has 161 places, 132 transitions, 328 flow [2022-07-13 21:49:47,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 130.85714285714286) internal successors, (916), 7 states have internal predecessors, (916), 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) [2022-07-13 21:49:47,115 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:47,115 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:47,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-13 21:49:47,115 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 2 more)] === [2022-07-13 21:49:47,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:47,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1531417399, now seen corresponding path program 1 times [2022-07-13 21:49:47,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:47,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543167212] [2022-07-13 21:49:47,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:47,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 21:49:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 21:49:47,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 21:49:47,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543167212] [2022-07-13 21:49:47,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543167212] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 21:49:47,265 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 21:49:47,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 21:49:47,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027936031] [2022-07-13 21:49:47,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 21:49:47,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 21:49:47,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 21:49:47,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 21:49:47,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 21:49:47,268 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 151 [2022-07-13 21:49:47,268 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 132 transitions, 328 flow. Second operand has 6 states, 6 states have (on average 129.5) internal successors, (777), 6 states have internal predecessors, (777), 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) [2022-07-13 21:49:47,268 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 21:49:47,268 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 151 [2022-07-13 21:49:47,269 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 21:49:47,776 INFO L129 PetriNetUnfolder]: 1160/2401 cut-off events. [2022-07-13 21:49:47,776 INFO L130 PetriNetUnfolder]: For 2144/2160 co-relation queries the response was YES. [2022-07-13 21:49:47,784 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5659 conditions, 2401 events. 1160/2401 cut-off events. For 2144/2160 co-relation queries the response was YES. Maximal size of possible extension queue 160. Compared 15826 event pairs, 454 based on Foata normal form. 40/2347 useless extension candidates. Maximal degree in co-relation 5571. Up to 750 conditions per place. [2022-07-13 21:49:47,792 INFO L132 encePairwiseOnDemand]: 145/151 looper letters, 30 selfloop transitions, 3 changer transitions 34/177 dead transitions. [2022-07-13 21:49:47,792 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 177 transitions, 627 flow [2022-07-13 21:49:47,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-13 21:49:47,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-07-13 21:49:47,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1211 transitions. [2022-07-13 21:49:47,795 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8910963944076526 [2022-07-13 21:49:47,795 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1211 transitions. [2022-07-13 21:49:47,795 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1211 transitions. [2022-07-13 21:49:47,796 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 21:49:47,796 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1211 transitions. [2022-07-13 21:49:47,798 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 134.55555555555554) internal successors, (1211), 9 states have internal predecessors, (1211), 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) [2022-07-13 21:49:47,800 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 151.0) internal successors, (1510), 10 states have internal predecessors, (1510), 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) [2022-07-13 21:49:47,800 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 151.0) internal successors, (1510), 10 states have internal predecessors, (1510), 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) [2022-07-13 21:49:47,801 INFO L186 Difference]: Start difference. First operand has 161 places, 132 transitions, 328 flow. Second operand 9 states and 1211 transitions. [2022-07-13 21:49:47,801 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 177 transitions, 627 flow [2022-07-13 21:49:47,809 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 177 transitions, 573 flow, removed 24 selfloop flow, removed 9 redundant places. [2022-07-13 21:49:47,811 INFO L242 Difference]: Finished difference. Result has 161 places, 132 transitions, 331 flow [2022-07-13 21:49:47,811 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=308, PETRI_DIFFERENCE_MINUEND_PLACES=146, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=331, PETRI_PLACES=161, PETRI_TRANSITIONS=132} [2022-07-13 21:49:47,812 INFO L279 CegarLoopForPetriNet]: 143 programPoint places, 18 predicate places. [2022-07-13 21:49:47,812 INFO L495 AbstractCegarLoop]: Abstraction has has 161 places, 132 transitions, 331 flow [2022-07-13 21:49:47,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 129.5) internal successors, (777), 6 states have internal predecessors, (777), 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) [2022-07-13 21:49:47,812 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:47,813 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:47,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-13 21:49:47,813 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 2 more)] === [2022-07-13 21:49:47,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:47,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1677834351, now seen corresponding path program 1 times [2022-07-13 21:49:47,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:47,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194038027] [2022-07-13 21:49:47,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:47,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 21:49:47,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 21:49:47,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 21:49:47,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194038027] [2022-07-13 21:49:47,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194038027] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 21:49:47,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 21:49:47,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 21:49:47,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992444436] [2022-07-13 21:49:47,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 21:49:47,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 21:49:47,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 21:49:47,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 21:49:47,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-13 21:49:47,971 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 126 out of 151 [2022-07-13 21:49:47,971 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 132 transitions, 331 flow. Second operand has 7 states, 7 states have (on average 128.28571428571428) internal successors, (898), 7 states have internal predecessors, (898), 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) [2022-07-13 21:49:47,972 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 21:49:47,972 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 151 [2022-07-13 21:49:47,972 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 21:49:48,582 INFO L129 PetriNetUnfolder]: 1364/2991 cut-off events. [2022-07-13 21:49:48,582 INFO L130 PetriNetUnfolder]: For 3715/3747 co-relation queries the response was YES. [2022-07-13 21:49:48,596 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6909 conditions, 2991 events. 1364/2991 cut-off events. For 3715/3747 co-relation queries the response was YES. Maximal size of possible extension queue 186. Compared 22308 event pairs, 342 based on Foata normal form. 40/2874 useless extension candidates. Maximal degree in co-relation 6821. Up to 989 conditions per place. [2022-07-13 21:49:48,607 INFO L132 encePairwiseOnDemand]: 142/151 looper letters, 29 selfloop transitions, 5 changer transitions 23/166 dead transitions. [2022-07-13 21:49:48,608 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 166 transitions, 593 flow [2022-07-13 21:49:48,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 21:49:48,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-07-13 21:49:48,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 940 transitions. [2022-07-13 21:49:48,610 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8893093661305582 [2022-07-13 21:49:48,610 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 940 transitions. [2022-07-13 21:49:48,610 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 940 transitions. [2022-07-13 21:49:48,611 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 21:49:48,611 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 940 transitions. [2022-07-13 21:49:48,612 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 134.28571428571428) internal successors, (940), 7 states have internal predecessors, (940), 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) [2022-07-13 21:49:48,613 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 151.0) internal successors, (1208), 8 states have internal predecessors, (1208), 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) [2022-07-13 21:49:48,614 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 151.0) internal successors, (1208), 8 states have internal predecessors, (1208), 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) [2022-07-13 21:49:48,614 INFO L186 Difference]: Start difference. First operand has 161 places, 132 transitions, 331 flow. Second operand 7 states and 940 transitions. [2022-07-13 21:49:48,614 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 166 transitions, 593 flow [2022-07-13 21:49:48,621 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 166 transitions, 553 flow, removed 16 selfloop flow, removed 7 redundant places. [2022-07-13 21:49:48,623 INFO L242 Difference]: Finished difference. Result has 158 places, 132 transitions, 333 flow [2022-07-13 21:49:48,623 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=310, PETRI_DIFFERENCE_MINUEND_PLACES=148, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=333, PETRI_PLACES=158, PETRI_TRANSITIONS=132} [2022-07-13 21:49:48,623 INFO L279 CegarLoopForPetriNet]: 143 programPoint places, 15 predicate places. [2022-07-13 21:49:48,624 INFO L495 AbstractCegarLoop]: Abstraction has has 158 places, 132 transitions, 333 flow [2022-07-13 21:49:48,624 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 128.28571428571428) internal successors, (898), 7 states have internal predecessors, (898), 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) [2022-07-13 21:49:48,624 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:48,624 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:48,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-13 21:49:48,625 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 2 more)] === [2022-07-13 21:49:48,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:48,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1975323861, now seen corresponding path program 2 times [2022-07-13 21:49:48,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:48,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097447632] [2022-07-13 21:49:48,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:48,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 21:49:48,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 21:49:48,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 21:49:48,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097447632] [2022-07-13 21:49:48,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097447632] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 21:49:48,737 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 21:49:48,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 21:49:48,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914762682] [2022-07-13 21:49:48,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 21:49:48,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 21:49:48,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 21:49:48,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 21:49:48,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 21:49:48,740 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 151 [2022-07-13 21:49:48,740 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 132 transitions, 333 flow. Second operand has 6 states, 6 states have (on average 127.33333333333333) internal successors, (764), 6 states have internal predecessors, (764), 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) [2022-07-13 21:49:48,741 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 21:49:48,741 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 151 [2022-07-13 21:49:48,741 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 21:49:49,918 INFO L129 PetriNetUnfolder]: 5684/9837 cut-off events. [2022-07-13 21:49:49,919 INFO L130 PetriNetUnfolder]: For 2016/2047 co-relation queries the response was YES. [2022-07-13 21:49:49,952 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19733 conditions, 9837 events. 5684/9837 cut-off events. For 2016/2047 co-relation queries the response was YES. Maximal size of possible extension queue 664. Compared 74721 event pairs, 245 based on Foata normal form. 0/9558 useless extension candidates. Maximal degree in co-relation 19645. Up to 3567 conditions per place. [2022-07-13 21:49:49,974 INFO L132 encePairwiseOnDemand]: 140/151 looper letters, 35 selfloop transitions, 7 changer transitions 55/206 dead transitions. [2022-07-13 21:49:49,974 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 206 transitions, 686 flow [2022-07-13 21:49:49,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-13 21:49:49,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-07-13 21:49:49,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1349 transitions. [2022-07-13 21:49:49,981 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8933774834437086 [2022-07-13 21:49:49,981 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1349 transitions. [2022-07-13 21:49:49,981 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1349 transitions. [2022-07-13 21:49:49,983 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 21:49:49,983 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1349 transitions. [2022-07-13 21:49:49,988 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 134.9) internal successors, (1349), 10 states have internal predecessors, (1349), 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) [2022-07-13 21:49:49,989 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 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) [2022-07-13 21:49:49,991 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 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) [2022-07-13 21:49:49,991 INFO L186 Difference]: Start difference. First operand has 158 places, 132 transitions, 333 flow. Second operand 10 states and 1349 transitions. [2022-07-13 21:49:49,991 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 206 transitions, 686 flow [2022-07-13 21:49:49,998 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 206 transitions, 668 flow, removed 4 selfloop flow, removed 6 redundant places. [2022-07-13 21:49:50,002 INFO L242 Difference]: Finished difference. Result has 164 places, 135 transitions, 381 flow [2022-07-13 21:49:50,002 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=315, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=381, PETRI_PLACES=164, PETRI_TRANSITIONS=135} [2022-07-13 21:49:50,003 INFO L279 CegarLoopForPetriNet]: 143 programPoint places, 21 predicate places. [2022-07-13 21:49:50,003 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 135 transitions, 381 flow [2022-07-13 21:49:50,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 127.33333333333333) internal successors, (764), 6 states have internal predecessors, (764), 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) [2022-07-13 21:49:50,003 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:50,004 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:50,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-13 21:49:50,004 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 2 more)] === [2022-07-13 21:49:50,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:50,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1396470190, now seen corresponding path program 1 times [2022-07-13 21:49:50,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:50,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536275273] [2022-07-13 21:49:50,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:50,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 21:49:50,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 21:49:50,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 21:49:50,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536275273] [2022-07-13 21:49:50,188 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536275273] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 21:49:50,188 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 21:49:50,188 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 21:49:50,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414564945] [2022-07-13 21:49:50,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 21:49:50,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 21:49:50,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 21:49:50,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 21:49:50,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-07-13 21:49:50,194 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 151 [2022-07-13 21:49:50,195 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 135 transitions, 381 flow. Second operand has 7 states, 7 states have (on average 127.28571428571429) internal successors, (891), 7 states have internal predecessors, (891), 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) [2022-07-13 21:49:50,196 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 21:49:50,196 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 151 [2022-07-13 21:49:50,196 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 21:49:51,064 INFO L129 PetriNetUnfolder]: 2595/4978 cut-off events. [2022-07-13 21:49:51,064 INFO L130 PetriNetUnfolder]: For 6891/6942 co-relation queries the response was YES. [2022-07-13 21:49:51,086 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14982 conditions, 4978 events. 2595/4978 cut-off events. For 6891/6942 co-relation queries the response was YES. Maximal size of possible extension queue 349. Compared 36473 event pairs, 168 based on Foata normal form. 148/5075 useless extension candidates. Maximal degree in co-relation 14892. Up to 1585 conditions per place. [2022-07-13 21:49:51,098 INFO L132 encePairwiseOnDemand]: 141/151 looper letters, 41 selfloop transitions, 11 changer transitions 43/204 dead transitions. [2022-07-13 21:49:51,099 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 204 transitions, 885 flow [2022-07-13 21:49:51,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-13 21:49:51,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-07-13 21:49:51,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1347 transitions. [2022-07-13 21:49:51,102 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8920529801324504 [2022-07-13 21:49:51,102 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1347 transitions. [2022-07-13 21:49:51,102 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1347 transitions. [2022-07-13 21:49:51,103 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 21:49:51,103 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1347 transitions. [2022-07-13 21:49:51,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 134.7) internal successors, (1347), 10 states have internal predecessors, (1347), 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) [2022-07-13 21:49:51,107 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 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) [2022-07-13 21:49:51,108 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 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) [2022-07-13 21:49:51,108 INFO L186 Difference]: Start difference. First operand has 164 places, 135 transitions, 381 flow. Second operand 10 states and 1347 transitions. [2022-07-13 21:49:51,108 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 167 places, 204 transitions, 885 flow [2022-07-13 21:49:51,123 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 204 transitions, 860 flow, removed 7 selfloop flow, removed 5 redundant places. [2022-07-13 21:49:51,125 INFO L242 Difference]: Finished difference. Result has 168 places, 139 transitions, 469 flow [2022-07-13 21:49:51,125 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=366, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=469, PETRI_PLACES=168, PETRI_TRANSITIONS=139} [2022-07-13 21:49:51,125 INFO L279 CegarLoopForPetriNet]: 143 programPoint places, 25 predicate places. [2022-07-13 21:49:51,126 INFO L495 AbstractCegarLoop]: Abstraction has has 168 places, 139 transitions, 469 flow [2022-07-13 21:49:51,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 127.28571428571429) internal successors, (891), 7 states have internal predecessors, (891), 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) [2022-07-13 21:49:51,126 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:51,126 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:51,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-13 21:49:51,127 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 2 more)] === [2022-07-13 21:49:51,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:51,127 INFO L85 PathProgramCache]: Analyzing trace with hash 628166568, now seen corresponding path program 1 times [2022-07-13 21:49:51,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:51,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006602846] [2022-07-13 21:49:51,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:51,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:51,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 21:49:51,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 21:49:51,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 21:49:51,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006602846] [2022-07-13 21:49:51,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006602846] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 21:49:51,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 21:49:51,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-13 21:49:51,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470073692] [2022-07-13 21:49:51,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 21:49:51,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-13 21:49:51,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 21:49:51,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-13 21:49:51,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-13 21:49:51,268 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 151 [2022-07-13 21:49:51,269 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 139 transitions, 469 flow. Second operand has 8 states, 8 states have (on average 127.25) internal successors, (1018), 8 states have internal predecessors, (1018), 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) [2022-07-13 21:49:51,269 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 21:49:51,269 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 151 [2022-07-13 21:49:51,269 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 21:49:51,763 INFO L129 PetriNetUnfolder]: 981/2271 cut-off events. [2022-07-13 21:49:51,764 INFO L130 PetriNetUnfolder]: For 6965/6982 co-relation queries the response was YES. [2022-07-13 21:49:51,772 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7931 conditions, 2271 events. 981/2271 cut-off events. For 6965/6982 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 16142 event pairs, 65 based on Foata normal form. 73/2319 useless extension candidates. Maximal degree in co-relation 7837. Up to 655 conditions per place. [2022-07-13 21:49:51,776 INFO L132 encePairwiseOnDemand]: 141/151 looper letters, 47 selfloop transitions, 15 changer transitions 43/214 dead transitions. [2022-07-13 21:49:51,776 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 214 transitions, 1161 flow [2022-07-13 21:49:51,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-13 21:49:51,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-07-13 21:49:51,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1482 transitions. [2022-07-13 21:49:51,780 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8922335942203492 [2022-07-13 21:49:51,780 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1482 transitions. [2022-07-13 21:49:51,780 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1482 transitions. [2022-07-13 21:49:51,781 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 21:49:51,781 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1482 transitions. [2022-07-13 21:49:51,783 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 134.72727272727272) internal successors, (1482), 11 states have internal predecessors, (1482), 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) [2022-07-13 21:49:51,785 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 151.0) internal successors, (1812), 12 states have internal predecessors, (1812), 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) [2022-07-13 21:49:51,786 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 151.0) internal successors, (1812), 12 states have internal predecessors, (1812), 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) [2022-07-13 21:49:51,786 INFO L186 Difference]: Start difference. First operand has 168 places, 139 transitions, 469 flow. Second operand 11 states and 1482 transitions. [2022-07-13 21:49:51,786 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 214 transitions, 1161 flow [2022-07-13 21:49:51,803 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 165 places, 214 transitions, 981 flow, removed 79 selfloop flow, removed 9 redundant places. [2022-07-13 21:49:51,805 INFO L242 Difference]: Finished difference. Result has 171 places, 143 transitions, 519 flow [2022-07-13 21:49:51,806 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=400, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=519, PETRI_PLACES=171, PETRI_TRANSITIONS=143} [2022-07-13 21:49:51,806 INFO L279 CegarLoopForPetriNet]: 143 programPoint places, 28 predicate places. [2022-07-13 21:49:51,806 INFO L495 AbstractCegarLoop]: Abstraction has has 171 places, 143 transitions, 519 flow [2022-07-13 21:49:51,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 127.25) internal successors, (1018), 8 states have internal predecessors, (1018), 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) [2022-07-13 21:49:51,807 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:51,807 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:51,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-13 21:49:51,807 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 2 more)] === [2022-07-13 21:49:51,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:51,808 INFO L85 PathProgramCache]: Analyzing trace with hash 287833285, now seen corresponding path program 1 times [2022-07-13 21:49:51,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:51,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067398358] [2022-07-13 21:49:51,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:51,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 21:49:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 21:49:51,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 21:49:51,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067398358] [2022-07-13 21:49:51,931 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067398358] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 21:49:51,931 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 21:49:51,931 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 21:49:51,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407369807] [2022-07-13 21:49:51,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 21:49:51,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 21:49:51,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 21:49:51,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 21:49:51,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-13 21:49:51,933 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 126 out of 151 [2022-07-13 21:49:51,934 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 171 places, 143 transitions, 519 flow. Second operand has 7 states, 7 states have (on average 128.85714285714286) internal successors, (902), 7 states have internal predecessors, (902), 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) [2022-07-13 21:49:51,934 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 21:49:51,934 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 151 [2022-07-13 21:49:51,934 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 21:49:52,285 INFO L129 PetriNetUnfolder]: 449/1697 cut-off events. [2022-07-13 21:49:52,285 INFO L130 PetriNetUnfolder]: For 4123/4489 co-relation queries the response was YES. [2022-07-13 21:49:52,292 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4711 conditions, 1697 events. 449/1697 cut-off events. For 4123/4489 co-relation queries the response was YES. Maximal size of possible extension queue 110. Compared 13160 event pairs, 98 based on Foata normal form. 58/1706 useless extension candidates. Maximal degree in co-relation 4615. Up to 354 conditions per place. [2022-07-13 21:49:52,296 INFO L132 encePairwiseOnDemand]: 144/151 looper letters, 38 selfloop transitions, 5 changer transitions 19/182 dead transitions. [2022-07-13 21:49:52,296 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 182 transitions, 747 flow [2022-07-13 21:49:52,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-13 21:49:52,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2022-07-13 21:49:52,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1070 transitions. [2022-07-13 21:49:52,309 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8857615894039735 [2022-07-13 21:49:52,309 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1070 transitions. [2022-07-13 21:49:52,310 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1070 transitions. [2022-07-13 21:49:52,310 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 21:49:52,311 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1070 transitions. [2022-07-13 21:49:52,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 133.75) internal successors, (1070), 8 states have internal predecessors, (1070), 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) [2022-07-13 21:49:52,317 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 151.0) internal successors, (1359), 9 states have internal predecessors, (1359), 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) [2022-07-13 21:49:52,317 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 151.0) internal successors, (1359), 9 states have internal predecessors, (1359), 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) [2022-07-13 21:49:52,318 INFO L186 Difference]: Start difference. First operand has 171 places, 143 transitions, 519 flow. Second operand 8 states and 1070 transitions. [2022-07-13 21:49:52,318 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 182 transitions, 747 flow [2022-07-13 21:49:52,330 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 182 transitions, 662 flow, removed 29 selfloop flow, removed 10 redundant places. [2022-07-13 21:49:52,334 INFO L242 Difference]: Finished difference. Result has 169 places, 145 transitions, 467 flow [2022-07-13 21:49:52,334 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=434, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=467, PETRI_PLACES=169, PETRI_TRANSITIONS=145} [2022-07-13 21:49:52,335 INFO L279 CegarLoopForPetriNet]: 143 programPoint places, 26 predicate places. [2022-07-13 21:49:52,335 INFO L495 AbstractCegarLoop]: Abstraction has has 169 places, 145 transitions, 467 flow [2022-07-13 21:49:52,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 128.85714285714286) internal successors, (902), 7 states have internal predecessors, (902), 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) [2022-07-13 21:49:52,336 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:52,336 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:52,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-13 21:49:52,336 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 2 more)] === [2022-07-13 21:49:52,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:52,337 INFO L85 PathProgramCache]: Analyzing trace with hash 686320397, now seen corresponding path program 2 times [2022-07-13 21:49:52,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:52,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760564613] [2022-07-13 21:49:52,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:52,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 21:49:52,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 21:49:52,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 21:49:52,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760564613] [2022-07-13 21:49:52,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760564613] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 21:49:52,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 21:49:52,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-07-13 21:49:52,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761244208] [2022-07-13 21:49:52,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 21:49:52,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-07-13 21:49:52,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 21:49:52,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-07-13 21:49:52,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2022-07-13 21:49:52,757 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 151 [2022-07-13 21:49:52,759 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 145 transitions, 467 flow. Second operand has 16 states, 16 states have (on average 115.9375) internal successors, (1855), 16 states have internal predecessors, (1855), 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) [2022-07-13 21:49:52,759 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 21:49:52,759 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 151 [2022-07-13 21:49:52,759 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 21:49:53,635 INFO L129 PetriNetUnfolder]: 1072/3958 cut-off events. [2022-07-13 21:49:53,635 INFO L130 PetriNetUnfolder]: For 4294/4725 co-relation queries the response was YES. [2022-07-13 21:49:53,652 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8520 conditions, 3958 events. 1072/3958 cut-off events. For 4294/4725 co-relation queries the response was YES. Maximal size of possible extension queue 316. Compared 38730 event pairs, 236 based on Foata normal form. 163/3985 useless extension candidates. Maximal degree in co-relation 8416. Up to 640 conditions per place. [2022-07-13 21:49:53,660 INFO L132 encePairwiseOnDemand]: 134/151 looper letters, 43 selfloop transitions, 15 changer transitions 33/203 dead transitions. [2022-07-13 21:49:53,661 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 203 transitions, 839 flow [2022-07-13 21:49:53,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-07-13 21:49:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-07-13 21:49:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 2374 transitions. [2022-07-13 21:49:53,665 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.786092715231788 [2022-07-13 21:49:53,665 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 2374 transitions. [2022-07-13 21:49:53,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 2374 transitions. [2022-07-13 21:49:53,667 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 21:49:53,667 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 2374 transitions. [2022-07-13 21:49:53,670 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 118.7) internal successors, (2374), 20 states have internal predecessors, (2374), 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) [2022-07-13 21:49:53,674 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 151.0) internal successors, (3171), 21 states have internal predecessors, (3171), 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) [2022-07-13 21:49:53,675 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 151.0) internal successors, (3171), 21 states have internal predecessors, (3171), 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) [2022-07-13 21:49:53,675 INFO L186 Difference]: Start difference. First operand has 169 places, 145 transitions, 467 flow. Second operand 20 states and 2374 transitions. [2022-07-13 21:49:53,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 203 transitions, 839 flow [2022-07-13 21:49:53,697 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 203 transitions, 802 flow, removed 15 selfloop flow, removed 5 redundant places. [2022-07-13 21:49:53,699 INFO L242 Difference]: Finished difference. Result has 191 places, 152 transitions, 547 flow [2022-07-13 21:49:53,699 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=454, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=132, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=547, PETRI_PLACES=191, PETRI_TRANSITIONS=152} [2022-07-13 21:49:53,700 INFO L279 CegarLoopForPetriNet]: 143 programPoint places, 48 predicate places. [2022-07-13 21:49:53,700 INFO L495 AbstractCegarLoop]: Abstraction has has 191 places, 152 transitions, 547 flow [2022-07-13 21:49:53,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 115.9375) internal successors, (1855), 16 states have internal predecessors, (1855), 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) [2022-07-13 21:49:53,701 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:53,701 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:53,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-13 21:49:53,702 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 21:49:53,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:53,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1972987662, now seen corresponding path program 1 times [2022-07-13 21:49:53,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:53,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324887893] [2022-07-13 21:49:53,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:53,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 21:49:53,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 21:49:53,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 21:49:53,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324887893] [2022-07-13 21:49:53,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324887893] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 21:49:53,861 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 21:49:53,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-13 21:49:53,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286566981] [2022-07-13 21:49:53,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 21:49:53,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-13 21:49:53,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 21:49:53,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-13 21:49:53,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-07-13 21:49:53,863 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 151 [2022-07-13 21:49:53,864 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 152 transitions, 547 flow. Second operand has 9 states, 9 states have (on average 127.22222222222223) internal successors, (1145), 9 states have internal predecessors, (1145), 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) [2022-07-13 21:49:53,865 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 21:49:53,865 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 151 [2022-07-13 21:49:53,865 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 21:49:54,670 INFO L129 PetriNetUnfolder]: 2226/5615 cut-off events. [2022-07-13 21:49:54,671 INFO L130 PetriNetUnfolder]: For 8740/8841 co-relation queries the response was YES. [2022-07-13 21:49:54,691 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16085 conditions, 5615 events. 2226/5615 cut-off events. For 8740/8841 co-relation queries the response was YES. Maximal size of possible extension queue 452. Compared 52793 event pairs, 261 based on Foata normal form. 145/5596 useless extension candidates. Maximal degree in co-relation 16051. Up to 1360 conditions per place. [2022-07-13 21:49:54,696 INFO L132 encePairwiseOnDemand]: 141/151 looper letters, 37 selfloop transitions, 21 changer transitions 36/205 dead transitions. [2022-07-13 21:49:54,696 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 193 places, 205 transitions, 1039 flow [2022-07-13 21:49:54,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-13 21:49:54,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2022-07-13 21:49:54,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1580 transitions. [2022-07-13 21:49:54,699 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8719646799116998 [2022-07-13 21:49:54,699 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1580 transitions. [2022-07-13 21:49:54,699 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1580 transitions. [2022-07-13 21:49:54,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 21:49:54,700 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1580 transitions. [2022-07-13 21:49:54,702 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 131.66666666666666) internal successors, (1580), 12 states have internal predecessors, (1580), 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) [2022-07-13 21:49:54,704 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 151.0) internal successors, (1963), 13 states have internal predecessors, (1963), 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) [2022-07-13 21:49:54,704 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 151.0) internal successors, (1963), 13 states have internal predecessors, (1963), 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) [2022-07-13 21:49:54,704 INFO L186 Difference]: Start difference. First operand has 191 places, 152 transitions, 547 flow. Second operand 12 states and 1580 transitions. [2022-07-13 21:49:54,704 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 193 places, 205 transitions, 1039 flow [2022-07-13 21:49:54,760 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 172 places, 205 transitions, 918 flow, removed 49 selfloop flow, removed 21 redundant places. [2022-07-13 21:49:54,762 INFO L242 Difference]: Finished difference. Result has 178 places, 150 transitions, 536 flow [2022-07-13 21:49:54,763 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=477, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=536, PETRI_PLACES=178, PETRI_TRANSITIONS=150} [2022-07-13 21:49:54,763 INFO L279 CegarLoopForPetriNet]: 143 programPoint places, 35 predicate places. [2022-07-13 21:49:54,763 INFO L495 AbstractCegarLoop]: Abstraction has has 178 places, 150 transitions, 536 flow [2022-07-13 21:49:54,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 127.22222222222223) internal successors, (1145), 9 states have internal predecessors, (1145), 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) [2022-07-13 21:49:54,764 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 21:49:54,764 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:54,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-13 21:49:54,764 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 21:49:54,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 21:49:54,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1418993937, now seen corresponding path program 1 times [2022-07-13 21:49:54,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 21:49:54,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744762305] [2022-07-13 21:49:54,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 21:49:54,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 21:49:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 21:49:54,848 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 21:49:54,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 21:49:55,049 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 21:49:55,049 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-13 21:49:55,050 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-07-13 21:49:55,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2022-07-13 21:49:55,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2022-07-13 21:49:55,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2022-07-13 21:49:55,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2022-07-13 21:49:55,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-13 21:49:55,052 INFO L356 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 21:49:55,057 INFO L226 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-07-13 21:49:55,057 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 21:49:55,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 09:49:55 BasicIcfg [2022-07-13 21:49:55,240 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 21:49:55,241 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 21:49:55,241 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 21:49:55,241 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 21:49:55,241 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 09:49:44" (3/4) ... [2022-07-13 21:49:55,242 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-07-13 21:49:55,388 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 21:49:55,388 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 21:49:55,389 INFO L158 Benchmark]: Toolchain (without parser) took 13089.85ms. Allocated memory was 92.3MB in the beginning and 989.9MB in the end (delta: 897.6MB). Free memory was 55.4MB in the beginning and 370.6MB in the end (delta: -315.2MB). Peak memory consumption was 580.8MB. Max. memory is 16.1GB. [2022-07-13 21:49:55,389 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory was 61.5MB in the beginning and 61.4MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 21:49:55,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 466.43ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 55.2MB in the beginning and 69.3MB in the end (delta: -14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 21:49:55,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.44ms. Allocated memory is still 111.1MB. Free memory was 69.3MB in the beginning and 66.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-13 21:49:55,390 INFO L158 Benchmark]: Boogie Preprocessor took 66.89ms. Allocated memory is still 111.1MB. Free memory was 66.3MB in the beginning and 63.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 21:49:55,390 INFO L158 Benchmark]: RCFGBuilder took 1185.45ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 63.2MB in the beginning and 91.8MB in the end (delta: -28.7MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2022-07-13 21:49:55,392 INFO L158 Benchmark]: TraceAbstraction took 11145.62ms. Allocated memory was 134.2MB in the beginning and 989.9MB in the end (delta: 855.6MB). Free memory was 90.8MB in the beginning and 465.0MB in the end (delta: -374.2MB). Peak memory consumption was 480.4MB. Max. memory is 16.1GB. [2022-07-13 21:49:55,392 INFO L158 Benchmark]: Witness Printer took 147.80ms. Allocated memory is still 989.9MB. Free memory was 465.0MB in the beginning and 370.6MB in the end (delta: 94.4MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2022-07-13 21:49:55,393 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory was 61.5MB in the beginning and 61.4MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 466.43ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 55.2MB in the beginning and 69.3MB in the end (delta: -14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.44ms. Allocated memory is still 111.1MB. Free memory was 69.3MB in the beginning and 66.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.89ms. Allocated memory is still 111.1MB. Free memory was 66.3MB in the beginning and 63.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1185.45ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 63.2MB in the beginning and 91.8MB in the end (delta: -28.7MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * TraceAbstraction took 11145.62ms. Allocated memory was 134.2MB in the beginning and 989.9MB in the end (delta: 855.6MB). Free memory was 90.8MB in the beginning and 465.0MB in the end (delta: -374.2MB). Peak memory consumption was 480.4MB. Max. memory is 16.1GB. * Witness Printer took 147.80ms. Allocated memory is still 989.9MB. Free memory was 465.0MB in the beginning and 370.6MB in the end (delta: 94.4MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0] [L715] 0 _Bool __unbuffered_p2_EAX$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0] [L716] 0 int __unbuffered_p2_EAX$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0] [L717] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0] [L718] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0] [L719] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0] [L720] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0] [L721] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0] [L722] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0] [L723] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0] [L724] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0] [L725] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0] [L726] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0] [L727] 0 _Bool __unbuffered_p2_EAX$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0] [L728] 0 int *__unbuffered_p2_EAX$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}] [L729] 0 int __unbuffered_p2_EAX$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0] [L730] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0] [L731] 0 int __unbuffered_p2_EAX$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0] [L732] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0] [L733] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0] [L734] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L736] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}] [L737] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0] [L738] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0] [L739] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L740] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L741] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L742] 0 _Bool x$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0] [L743] 0 _Bool x$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0] [L744] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0] [L745] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L746] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L747] 0 _Bool x$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0] [L748] 0 _Bool x$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0] [L749] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0] [L750] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L751] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L752] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L753] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L754] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L756] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L757] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L758] 0 _Bool weak$$choice1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L759] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L861] 0 pthread_t t2149; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t2149={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L862] FCALL, FORK 0 pthread_create(&t2149, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2149, ((void *)0), P0, ((void *)0))=-1, t2149={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L863] 0 pthread_t t2150; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2149={7:0}, t2150={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L864] FCALL, FORK 0 pthread_create(&t2150, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2150, ((void *)0), P1, ((void *)0))=0, t2149={7:0}, t2150={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L865] 0 pthread_t t2151; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2149={7:0}, t2150={5:0}, t2151={8:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L866] FCALL, FORK 0 pthread_create(&t2151, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2151, ((void *)0), P2, ((void *)0))=1, t2149={7:0}, t2150={5:0}, t2151={8:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L867] 0 pthread_t t2152; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2149={7:0}, t2150={5:0}, t2151={8:0}, t2152={9:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L868] FCALL, FORK 0 pthread_create(&t2152, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2152, ((void *)0), P3, ((void *)0))=2, t2149={7:0}, t2150={5:0}, t2151={8:0}, t2152={9:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L800] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L801] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L802] 3 x$flush_delayed = weak$$choice2 [L803] EXPR 3 \read(x) [L803] 3 x$mem_tmp = x [L804] 3 weak$$choice1 = __VERIFIER_nondet_bool() [L805] EXPR 3 !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L805] EXPR 3 \read(x) [L805] EXPR 3 !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L805] 3 x = !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L806] EXPR 3 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)))) [L806] EXPR 3 !x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0))) [L806] EXPR 3 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)))) [L806] 3 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)))) [L807] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)))) [L807] EXPR 3 !x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1))) [L807] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)))) [L807] 3 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)))) [L808] EXPR 3 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : weak$$choice0)))) [L808] EXPR 3 !x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : weak$$choice0))) [L808] EXPR 3 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : weak$$choice0)))) [L808] 3 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : weak$$choice0)))) [L809] EXPR 3 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L809] EXPR 3 !x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))) [L809] EXPR 3 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L809] 3 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L810] EXPR 3 weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L810] EXPR 3 !x$w_buff0_used ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))) [L810] EXPR 3 weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L810] 3 x$r_buff0_thd3 = weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L811] EXPR 3 weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$r_buff1_thd3 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L811] EXPR 3 !x$w_buff0_used ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$r_buff1_thd3 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))) [L811] EXPR 3 weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$r_buff1_thd3 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L811] 3 x$r_buff1_thd3 = weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$r_buff1_thd3 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L812] 3 __unbuffered_p2_EAX$read_delayed = (_Bool)1 [L813] 3 __unbuffered_p2_EAX$read_delayed_var = &x [L814] EXPR 3 \read(x) [L814] 3 __unbuffered_p2_EAX = x [L815] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L815] EXPR 3 \read(x) [L815] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L815] 3 x = x$flush_delayed ? x$mem_tmp : x [L816] 3 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L819] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L836] 4 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L763] 1 __unbuffered_p0_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L766] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L783] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L786] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L786] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L786] EXPR 2 \read(x) [L786] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L786] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L786] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L787] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L787] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L788] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L788] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L789] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L789] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L790] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L790] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L822] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L822] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L822] EXPR 3 \read(x) [L822] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L822] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L822] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L823] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L823] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L824] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L824] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L825] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L825] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L826] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L826] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L769] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L769] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L769] EXPR 1 \read(x) [L769] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L769] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L769] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L770] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L770] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L771] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L771] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L772] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L772] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L773] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L773] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L839] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L839] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L839] EXPR 4 \read(x) [L839] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L839] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L839] 4 x = x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L840] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L840] 4 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L841] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L841] 4 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L842] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L842] 4 x$r_buff0_thd4 = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L843] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L843] 4 x$r_buff1_thd4 = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L793] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L829] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L776] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L846] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L870] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2149={7:0}, t2150={5:0}, t2151={8:0}, t2152={9:0}, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L872] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L872] RET 0 assume_abort_if_not(main$tmp_guard0) [L874] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L874] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L874] EXPR 0 \read(x) [L874] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L874] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L874] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L875] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L875] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L876] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L876] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L877] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L877] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L878] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L878] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L881] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L882] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L883] 0 x$flush_delayed = weak$$choice2 [L884] EXPR 0 \read(x) [L884] 0 x$mem_tmp = x [L885] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L885] EXPR 0 \read(x) [L885] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L885] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L886] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L886] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0) [L886] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L886] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L887] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L887] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1) [L887] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L887] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L888] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L888] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used) [L888] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L888] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L889] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L889] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L889] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L889] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L890] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L890] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0) [L890] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L890] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L891] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L891] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L891] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L891] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L892] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L893] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L893] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L893] EXPR 0 \read(*__unbuffered_p2_EAX$read_delayed_var) [L893] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L893] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L893] 0 __unbuffered_p2_EAX = __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L894] EXPR 0 \read(x) [L894] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p2_EAX == 2) [L895] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L895] EXPR 0 \read(x) [L895] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L895] 0 x = x$flush_delayed ? x$mem_tmp : x [L896] 0 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=2, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2149={7:0}, t2150={5:0}, t2151={8:0}, t2152={9:0}, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L898] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=2, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L18] 0 reach_error() VAL [\old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p2_EAX=2, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 868]: 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: 864]: 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: 866]: 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: 862]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 184 locations, 5 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 10.8s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 8.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 729 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 729 mSDsluCounter, 444 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1113 mSDsCounter, 193 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1614 IncrementalHoareTripleChecker+Invalid, 1807 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 193 mSolverCounterUnsat, 101 mSDtfsCounter, 1614 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 152 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=547occurred in iteration=10, InterpolantAutomatonStates: 115, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1339 NumberOfCodeBlocks, 1339 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1207 ConstructedInterpolants, 0 QuantifiedInterpolants, 4734 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-07-13 21:49:55,434 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE