/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf --traceabstraction.use.on-demand.petri.net.difference true --traceabstraction.size.reduction.to.apply.after.petri.net.difference REMOVE_REDUNDANT_FLOW -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe007_rmo.oepc_rmo.opt-thin001_rmo.oepc_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-a802222-m [2022-12-12 11:59:51,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-12 11:59:51,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-12 11:59:51,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-12 11:59:51,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-12 11:59:51,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-12 11:59:51,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-12 11:59:51,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-12 11:59:51,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-12 11:59:51,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-12 11:59:51,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-12 11:59:51,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-12 11:59:51,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-12 11:59:51,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-12 11:59:51,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-12 11:59:51,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-12 11:59:51,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-12 11:59:51,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-12 11:59:51,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-12 11:59:51,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-12 11:59:51,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-12 11:59:51,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-12 11:59:51,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-12 11:59:51,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-12 11:59:51,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-12 11:59:51,626 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-12 11:59:51,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-12 11:59:51,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-12 11:59:51,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-12 11:59:51,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-12 11:59:51,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-12 11:59:51,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-12 11:59:51,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-12 11:59:51,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-12 11:59:51,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-12 11:59:51,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-12 11:59:51,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-12 11:59:51,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-12 11:59:51,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-12 11:59:51,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-12 11:59:51,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-12 11:59:51,637 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2022-12-12 11:59:51,667 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-12 11:59:51,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-12 11:59:51,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-12 11:59:51,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-12 11:59:51,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-12 11:59:51,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-12 11:59:51,671 INFO L138 SettingsManager]: * Use SBE=true [2022-12-12 11:59:51,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-12 11:59:51,671 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-12 11:59:51,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-12 11:59:51,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-12 11:59:51,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-12 11:59:51,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-12 11:59:51,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-12 11:59:51,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-12 11:59:51,673 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-12 11:59:51,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-12 11:59:51,673 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-12 11:59:51,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-12 11:59:51,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-12 11:59:51,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-12 11:59:51,674 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-12 11:59:51,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-12 11:59:51,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-12 11:59:51,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-12 11:59:51,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-12 11:59:51,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-12 11:59:51,675 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-12 11:59:51,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-12 11:59:51,675 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-12 11:59:51,675 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-12 11:59:51,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Size reduction to apply after Petri net difference -> REMOVE_REDUNDANT_FLOW [2022-12-12 11:59:51,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-12 11:59:51,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-12 11:59:51,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-12 11:59:51,990 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-12 11:59:51,991 INFO L275 PluginConnector]: CDTParser initialized [2022-12-12 11:59:51,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe007_rmo.oepc_rmo.opt-thin001_rmo.oepc_rmo.opt.i [2022-12-12 11:59:53,190 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-12 11:59:53,405 INFO L351 CDTParser]: Found 1 translation units. [2022-12-12 11:59:53,405 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe007_rmo.oepc_rmo.opt-thin001_rmo.oepc_rmo.opt.i [2022-12-12 11:59:53,419 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448a95bb8/be403dd35c2d47e6bf138596a77a1350/FLAGac9d5ffd9 [2022-12-12 11:59:53,434 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448a95bb8/be403dd35c2d47e6bf138596a77a1350 [2022-12-12 11:59:53,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-12 11:59:53,437 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-12 11:59:53,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-12 11:59:53,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-12 11:59:53,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-12 11:59:53,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.12 11:59:53" (1/1) ... [2022-12-12 11:59:53,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a02c52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:53, skipping insertion in model container [2022-12-12 11:59:53,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.12 11:59:53" (1/1) ... [2022-12-12 11:59:53,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-12 11:59:53,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-12 11:59:53,687 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe007_rmo.oepc_rmo.opt-thin001_rmo.oepc_rmo.opt.i[1026,1039] [2022-12-12 11:59:53,852 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,873 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,874 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,874 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,874 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,875 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,875 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,875 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,881 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,881 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,881 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,881 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,882 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,884 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,908 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,910 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,912 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-12 11:59:53,925 INFO L203 MainTranslator]: Completed pre-run [2022-12-12 11:59:53,938 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe007_rmo.oepc_rmo.opt-thin001_rmo.oepc_rmo.opt.i[1026,1039] [2022-12-12 11:59:53,968 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,984 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,985 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,987 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,987 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,991 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,992 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,992 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,995 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,995 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,995 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:53,999 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:53,999 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 11:59:54,000 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 11:59:54,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-12 11:59:54,034 INFO L208 MainTranslator]: Completed translation [2022-12-12 11:59:54,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54 WrapperNode [2022-12-12 11:59:54,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-12 11:59:54,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-12 11:59:54,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-12 11:59:54,036 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-12 11:59:54,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (1/1) ... [2022-12-12 11:59:54,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (1/1) ... [2022-12-12 11:59:54,086 INFO L138 Inliner]: procedures = 176, calls = 67, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 137 [2022-12-12 11:59:54,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-12 11:59:54,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-12 11:59:54,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-12 11:59:54,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-12 11:59:54,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (1/1) ... [2022-12-12 11:59:54,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (1/1) ... [2022-12-12 11:59:54,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (1/1) ... [2022-12-12 11:59:54,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (1/1) ... [2022-12-12 11:59:54,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (1/1) ... [2022-12-12 11:59:54,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (1/1) ... [2022-12-12 11:59:54,114 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (1/1) ... [2022-12-12 11:59:54,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (1/1) ... [2022-12-12 11:59:54,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-12 11:59:54,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-12 11:59:54,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-12 11:59:54,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-12 11:59:54,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (1/1) ... [2022-12-12 11:59:54,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-12 11:59:54,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-12 11:59:54,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-12 11:59:54,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-12 11:59:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-12 11:59:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-12 11:59:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-12 11:59:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-12 11:59:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-12 11:59:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-12 11:59:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-12 11:59:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-12 11:59:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-12 11:59:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-12 11:59:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-12 11:59:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-12 11:59:54,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-12 11:59:54,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-12 11:59:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-12 11:59:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-12 11:59:54,199 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-12 11:59:54,403 INFO L236 CfgBuilder]: Building ICFG [2022-12-12 11:59:54,405 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-12 11:59:54,688 INFO L277 CfgBuilder]: Performing block encoding [2022-12-12 11:59:54,920 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-12 11:59:54,920 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-12 11:59:54,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.12 11:59:54 BoogieIcfgContainer [2022-12-12 11:59:54,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-12 11:59:54,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-12 11:59:54,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-12 11:59:54,931 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-12 11:59:54,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.12 11:59:53" (1/3) ... [2022-12-12 11:59:54,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@330a93c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.12 11:59:54, skipping insertion in model container [2022-12-12 11:59:54,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 11:59:54" (2/3) ... [2022-12-12 11:59:54,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@330a93c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.12 11:59:54, skipping insertion in model container [2022-12-12 11:59:54,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.12 11:59:54" (3/3) ... [2022-12-12 11:59:54,933 INFO L112 eAbstractionObserver]: Analyzing ICFG safe007_rmo.oepc_rmo.opt-thin001_rmo.oepc_rmo.opt.i [2022-12-12 11:59:54,949 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-12 11:59:54,950 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-12 11:59:54,950 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-12 11:59:55,003 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-12 11:59:55,040 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 133 places, 125 transitions, 265 flow [2022-12-12 11:59:55,110 INFO L130 PetriNetUnfolder]: 2/122 cut-off events. [2022-12-12 11:59:55,111 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-12 11:59:55,116 INFO L83 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 122 events. 2/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 49 event pairs, 0 based on Foata normal form. 0/119 useless extension candidates. Maximal degree in co-relation 66. Up to 2 conditions per place. [2022-12-12 11:59:55,117 INFO L82 GeneralOperation]: Start removeDead. Operand has 133 places, 125 transitions, 265 flow [2022-12-12 11:59:55,121 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 119 places, 110 transitions, 229 flow [2022-12-12 11:59:55,137 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-12 11:59:55,144 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@78d7176a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-12 11:59:55,145 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-12-12 11:59:55,191 INFO L130 PetriNetUnfolder]: 1/109 cut-off events. [2022-12-12 11:59:55,191 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-12 11:59:55,191 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:55,192 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:55,193 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:55,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:55,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1425380809, now seen corresponding path program 1 times [2022-12-12 11:59:55,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:55,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052196399] [2022-12-12 11:59:55,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:55,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:56,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:56,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:56,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052196399] [2022-12-12 11:59:56,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052196399] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:56,147 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:56,147 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-12 11:59:56,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093509966] [2022-12-12 11:59:56,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:56,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-12 11:59:56,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:56,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-12 11:59:56,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-12 11:59:56,185 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 125 [2022-12-12 11:59:56,190 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 110 transitions, 229 flow. Second operand has 7 states, 7 states have (on average 108.71428571428571) internal successors, (761), 7 states have internal predecessors, (761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 11:59:56,190 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:56,190 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 125 [2022-12-12 11:59:56,191 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:56,459 INFO L130 PetriNetUnfolder]: 26/204 cut-off events. [2022-12-12 11:59:56,459 INFO L131 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-12-12 11:59:56,460 INFO L83 FinitePrefix]: Finished finitePrefix Result has 286 conditions, 204 events. 26/204 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 512 event pairs, 7 based on Foata normal form. 6/206 useless extension candidates. Maximal degree in co-relation 215. Up to 28 conditions per place. [2022-12-12 11:59:56,462 INFO L137 encePairwiseOnDemand]: 117/125 looper letters, 15 selfloop transitions, 3 changer transitions 16/129 dead transitions. [2022-12-12 11:59:56,462 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 129 transitions, 341 flow [2022-12-12 11:59:56,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-12 11:59:56,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-12 11:59:56,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1108 transitions. [2022-12-12 11:59:56,478 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8864 [2022-12-12 11:59:56,481 INFO L295 CegarLoopForPetriNet]: 119 programPoint places, 9 predicate places. [2022-12-12 11:59:56,483 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 129 transitions, 341 flow [2022-12-12 11:59:56,486 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 129 transitions, 330 flow, removed 2 selfloop flow, removed 4 redundant places. [2022-12-12 11:59:56,487 INFO L495 AbstractCegarLoop]: Abstraction has has 124 places, 129 transitions, 330 flow [2022-12-12 11:59:56,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 108.71428571428571) internal successors, (761), 7 states have internal predecessors, (761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 11:59:56,488 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:56,488 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:56,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-12 11:59:56,489 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:56,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:56,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1509643478, now seen corresponding path program 1 times [2022-12-12 11:59:56,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:56,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257693] [2022-12-12 11:59:56,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:56,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:56,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:56,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:56,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257693] [2022-12-12 11:59:56,803 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257693] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:56,803 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:56,803 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-12 11:59:56,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243798612] [2022-12-12 11:59:56,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:56,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-12 11:59:56,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:56,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-12 11:59:56,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-12 11:59:56,807 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 125 [2022-12-12 11:59:56,808 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 129 transitions, 330 flow. Second operand has 6 states, 6 states have (on average 109.0) internal successors, (654), 6 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 11:59:56,808 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:56,808 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 125 [2022-12-12 11:59:56,808 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:57,054 INFO L130 PetriNetUnfolder]: 97/396 cut-off events. [2022-12-12 11:59:57,055 INFO L131 PetriNetUnfolder]: For 31/45 co-relation queries the response was YES. [2022-12-12 11:59:57,060 INFO L83 FinitePrefix]: Finished finitePrefix Result has 767 conditions, 396 events. 97/396 cut-off events. For 31/45 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1883 event pairs, 9 based on Foata normal form. 4/392 useless extension candidates. Maximal degree in co-relation 698. Up to 71 conditions per place. [2022-12-12 11:59:57,064 INFO L137 encePairwiseOnDemand]: 119/125 looper letters, 23 selfloop transitions, 2 changer transitions 63/183 dead transitions. [2022-12-12 11:59:57,064 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 183 transitions, 720 flow [2022-12-12 11:59:57,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-12 11:59:57,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-12 11:59:57,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1005 transitions. [2022-12-12 11:59:57,068 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8933333333333333 [2022-12-12 11:59:57,068 INFO L295 CegarLoopForPetriNet]: 119 programPoint places, 13 predicate places. [2022-12-12 11:59:57,069 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 183 transitions, 720 flow [2022-12-12 11:59:57,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 183 transitions, 716 flow, removed 2 selfloop flow, removed 0 redundant places. [2022-12-12 11:59:57,077 INFO L495 AbstractCegarLoop]: Abstraction has has 132 places, 183 transitions, 716 flow [2022-12-12 11:59:57,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 109.0) internal successors, (654), 6 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 11:59:57,078 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:57,078 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:57,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-12 11:59:57,079 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:57,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:57,079 INFO L85 PathProgramCache]: Analyzing trace with hash 2069841559, now seen corresponding path program 1 times [2022-12-12 11:59:57,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:57,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813300718] [2022-12-12 11:59:57,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:57,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:57,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:57,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:57,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813300718] [2022-12-12 11:59:57,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813300718] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:57,443 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:57,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-12 11:59:57,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516108049] [2022-12-12 11:59:57,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:57,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-12 11:59:57,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:57,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-12 11:59:57,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-12 11:59:57,446 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 125 [2022-12-12 11:59:57,447 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 132 places, 183 transitions, 716 flow. Second operand has 6 states, 6 states have (on average 109.0) internal successors, (654), 6 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 11:59:57,447 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:57,447 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 125 [2022-12-12 11:59:57,448 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:57,728 INFO L130 PetriNetUnfolder]: 226/781 cut-off events. [2022-12-12 11:59:57,728 INFO L131 PetriNetUnfolder]: For 321/447 co-relation queries the response was YES. [2022-12-12 11:59:57,730 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1908 conditions, 781 events. 226/781 cut-off events. For 321/447 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 5155 event pairs, 5 based on Foata normal form. 5/780 useless extension candidates. Maximal degree in co-relation 1837. Up to 157 conditions per place. [2022-12-12 11:59:57,732 INFO L137 encePairwiseOnDemand]: 119/125 looper letters, 29 selfloop transitions, 2 changer transitions 169/295 dead transitions. [2022-12-12 11:59:57,732 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 295 transitions, 1770 flow [2022-12-12 11:59:57,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-12 11:59:57,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-12 11:59:57,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1000 transitions. [2022-12-12 11:59:57,735 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8888888888888888 [2022-12-12 11:59:57,736 INFO L295 CegarLoopForPetriNet]: 119 programPoint places, 21 predicate places. [2022-12-12 11:59:57,736 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 295 transitions, 1770 flow [2022-12-12 11:59:57,740 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 295 transitions, 1766 flow, removed 2 selfloop flow, removed 0 redundant places. [2022-12-12 11:59:57,740 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 295 transitions, 1766 flow [2022-12-12 11:59:57,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 109.0) internal successors, (654), 6 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 11:59:57,741 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:57,741 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:57,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-12 11:59:57,741 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:57,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:57,742 INFO L85 PathProgramCache]: Analyzing trace with hash 741377338, now seen corresponding path program 1 times [2022-12-12 11:59:57,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:57,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904856931] [2022-12-12 11:59:57,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:57,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:58,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:58,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904856931] [2022-12-12 11:59:58,110 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904856931] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:58,110 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:58,110 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-12 11:59:58,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941950984] [2022-12-12 11:59:58,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:58,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-12 11:59:58,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:58,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-12 11:59:58,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-12 11:59:58,123 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 125 [2022-12-12 11:59:58,124 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 295 transitions, 1766 flow. Second operand has 8 states, 8 states have (on average 106.875) internal successors, (855), 8 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 11:59:58,124 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:58,124 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 125 [2022-12-12 11:59:58,124 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:58,569 INFO L130 PetriNetUnfolder]: 472/1261 cut-off events. [2022-12-12 11:59:58,569 INFO L131 PetriNetUnfolder]: For 874/1208 co-relation queries the response was YES. [2022-12-12 11:59:58,573 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3981 conditions, 1261 events. 472/1261 cut-off events. For 874/1208 co-relation queries the response was YES. Maximal size of possible extension queue 145. Compared 9100 event pairs, 1 based on Foata normal form. 24/1275 useless extension candidates. Maximal degree in co-relation 3907. Up to 268 conditions per place. [2022-12-12 11:59:58,576 INFO L137 encePairwiseOnDemand]: 117/125 looper letters, 36 selfloop transitions, 4 changer transitions 323/456 dead transitions. [2022-12-12 11:59:58,576 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 456 transitions, 3748 flow [2022-12-12 11:59:58,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-12 11:59:58,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-12 11:59:58,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1423 transitions. [2022-12-12 11:59:58,581 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8756923076923077 [2022-12-12 11:59:58,582 INFO L295 CegarLoopForPetriNet]: 119 programPoint places, 33 predicate places. [2022-12-12 11:59:58,582 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 456 transitions, 3748 flow [2022-12-12 11:59:58,590 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 456 transitions, 3670 flow, removed 39 selfloop flow, removed 0 redundant places. [2022-12-12 11:59:58,591 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 456 transitions, 3670 flow [2022-12-12 11:59:58,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 106.875) internal successors, (855), 8 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 11:59:58,592 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:58,592 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:58,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-12 11:59:58,592 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:58,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:58,593 INFO L85 PathProgramCache]: Analyzing trace with hash 875634052, now seen corresponding path program 1 times [2022-12-12 11:59:58,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:58,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467724547] [2022-12-12 11:59:58,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:58,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:58,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:58,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:58,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467724547] [2022-12-12 11:59:58,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467724547] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:58,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:58,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-12 11:59:58,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888971915] [2022-12-12 11:59:58,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:58,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-12 11:59:58,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:58,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-12 11:59:58,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-12 11:59:58,878 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 125 [2022-12-12 11:59:58,879 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 456 transitions, 3670 flow. Second operand has 7 states, 7 states have (on average 107.0) internal successors, (749), 7 states have internal predecessors, (749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 11:59:58,879 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:58,879 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 125 [2022-12-12 11:59:58,879 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 11:59:59,594 INFO L130 PetriNetUnfolder]: 1105/2530 cut-off events. [2022-12-12 11:59:59,595 INFO L131 PetriNetUnfolder]: For 2850/3688 co-relation queries the response was YES. [2022-12-12 11:59:59,605 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9397 conditions, 2530 events. 1105/2530 cut-off events. For 2850/3688 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 20149 event pairs, 12 based on Foata normal form. 45/2552 useless extension candidates. Maximal degree in co-relation 9320. Up to 553 conditions per place. [2022-12-12 11:59:59,610 INFO L137 encePairwiseOnDemand]: 117/125 looper letters, 24 selfloop transitions, 4 changer transitions 717/838 dead transitions. [2022-12-12 11:59:59,611 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 838 transitions, 8796 flow [2022-12-12 11:59:59,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-12 11:59:59,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-12 11:59:59,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1429 transitions. [2022-12-12 11:59:59,644 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8793846153846154 [2022-12-12 11:59:59,646 INFO L295 CegarLoopForPetriNet]: 119 programPoint places, 45 predicate places. [2022-12-12 11:59:59,646 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 838 transitions, 8796 flow [2022-12-12 11:59:59,667 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 838 transitions, 8576 flow, removed 110 selfloop flow, removed 0 redundant places. [2022-12-12 11:59:59,668 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 838 transitions, 8576 flow [2022-12-12 11:59:59,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 107.0) internal successors, (749), 7 states have internal predecessors, (749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 11:59:59,669 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 11:59:59,669 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 11:59:59,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-12 11:59:59,669 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 11:59:59,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 11:59:59,670 INFO L85 PathProgramCache]: Analyzing trace with hash 170370042, now seen corresponding path program 1 times [2022-12-12 11:59:59,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 11:59:59,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587530231] [2022-12-12 11:59:59,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 11:59:59,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 11:59:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 11:59:59,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 11:59:59,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 11:59:59,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587530231] [2022-12-12 11:59:59,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587530231] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 11:59:59,959 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 11:59:59,959 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-12 11:59:59,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395329597] [2022-12-12 11:59:59,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 11:59:59,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-12 11:59:59,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 11:59:59,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-12 11:59:59,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-12 11:59:59,961 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 125 [2022-12-12 11:59:59,961 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 838 transitions, 8576 flow. Second operand has 6 states, 6 states have (on average 106.16666666666667) internal successors, (637), 6 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 11:59:59,962 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 11:59:59,962 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 125 [2022-12-12 11:59:59,962 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 12:00:00,425 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([461] L797-->L802: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][191], [P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 251#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 80#L4true, 86#L802true, 153#true, 136#true, 214#(= ~__unbuffered_p2_EAX~0 0), 194#(and (= ~x~0 0) (= ~__unbuffered_p1_EAX~0 0)), 67#L809true, 169#true, 82#L779true]) [2022-12-12 12:00:00,426 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-12-12 12:00:00,426 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-12 12:00:00,426 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-12 12:00:00,426 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-12 12:00:00,488 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([467] L811-->L819: Formula: (let ((.cse8 (= (mod v_~z$r_buff0_thd3~0_36 256) 0))) (let ((.cse7 (= (mod v_~z$w_buff0_used~0_119 256) 0)) (.cse9 (= (mod v_~z$r_buff1_thd3~0_36 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_120 256) 0)) (.cse5 (not .cse8)) (.cse3 (not (= (mod v_~z$w_buff0_used~0_118 256) 0)))) (let ((.cse2 (and .cse5 .cse3)) (.cse0 (not .cse10)) (.cse1 (not .cse9)) (.cse11 (select |v_#memory_int_128| |v_~#z~0.base_77|)) (.cse4 (not .cse7))) (and (= (ite (or (and .cse0 .cse1) .cse2) 0 v_~z$w_buff1_used~0_120) v_~z$w_buff1_used~0_119) (= v_~z$r_buff0_thd3~0_35 (ite .cse2 0 v_~z$r_buff0_thd3~0_36)) (= v_~z$r_buff1_thd3~0_35 (ite (or (and (not (= (mod v_~z$w_buff1_used~0_119 256) 0)) .cse1) (and (not (= (mod v_~z$r_buff0_thd3~0_35 256) 0)) .cse3)) 0 v_~z$r_buff1_thd3~0_36)) (let ((.cse6 (= |v_P2Thread1of1ForFork0_#t~mem11_1| |v_P2_#t~mem11_32|))) (or (and .cse4 (= |v_P2_#t~ite13_23| v_~z$w_buff0~0_53) .cse5 .cse6 (= |v_P2_#t~ite12_31| |v_P2Thread1of1ForFork0_#t~ite12_1|)) (and (= |v_P2_#t~ite12_31| |v_P2_#t~ite13_23|) (or .cse7 .cse8) (or (and (= |v_P2_#t~ite12_31| |v_P2_#t~mem11_32|) (or .cse9 .cse10) (= (select .cse11 |v_~#z~0.offset_77|) |v_P2_#t~mem11_32|)) (and .cse0 .cse6 (= |v_P2_#t~ite12_31| v_~z$w_buff1~0_61) .cse1))))) (= |v_#memory_int_127| (store |v_#memory_int_128| |v_~#z~0.base_77| (store .cse11 |v_~#z~0.offset_77| |v_P2_#t~ite13_23|))) (= (ite (and .cse4 .cse5) 0 v_~z$w_buff0_used~0_119) v_~z$w_buff0_used~0_118))))) InVars {~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_119, ~z$w_buff0~0=v_~z$w_buff0~0_53, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_36, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_120, #memory_int=|v_#memory_int_128|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_36, ~z$w_buff1~0=v_~z$w_buff1~0_61, P2Thread1of1ForFork0_#t~mem11=|v_P2Thread1of1ForFork0_#t~mem11_1|, ~#z~0.offset=|v_~#z~0.offset_77|} OutVars{~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_53, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_35, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, #memory_int=|v_#memory_int_127|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_35, ~z$w_buff1~0=v_~z$w_buff1~0_61, ~#z~0.offset=|v_~#z~0.offset_77|} AuxVars[|v_P2_#t~mem11_32|, |v_P2_#t~ite13_23|, |v_P2_#t~ite12_31|] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd3~0, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$w_buff1_used~0, #memory_int, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~mem11][193], [P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, 247#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, 80#L4true, 153#true, 136#true, 214#(= ~__unbuffered_p2_EAX~0 0), 116#L819true, 194#(and (= ~x~0 0) (= ~__unbuffered_p1_EAX~0 0)), 169#true, 128#L797true, 82#L779true]) [2022-12-12 12:00:00,488 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-12 12:00:00,488 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:00,489 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:00,489 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:00,500 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([461] L797-->L802: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][191], [P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 251#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 86#L802true, 153#true, 136#true, 214#(= ~__unbuffered_p2_EAX~0 0), 194#(and (= ~x~0 0) (= ~__unbuffered_p1_EAX~0 0)), 67#L809true, 169#true, 82#L779true, 89#L4-1true]) [2022-12-12 12:00:00,501 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-12 12:00:00,501 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:00,501 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:00,501 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:00,566 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([467] L811-->L819: Formula: (let ((.cse8 (= (mod v_~z$r_buff0_thd3~0_36 256) 0))) (let ((.cse7 (= (mod v_~z$w_buff0_used~0_119 256) 0)) (.cse9 (= (mod v_~z$r_buff1_thd3~0_36 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_120 256) 0)) (.cse5 (not .cse8)) (.cse3 (not (= (mod v_~z$w_buff0_used~0_118 256) 0)))) (let ((.cse2 (and .cse5 .cse3)) (.cse0 (not .cse10)) (.cse1 (not .cse9)) (.cse11 (select |v_#memory_int_128| |v_~#z~0.base_77|)) (.cse4 (not .cse7))) (and (= (ite (or (and .cse0 .cse1) .cse2) 0 v_~z$w_buff1_used~0_120) v_~z$w_buff1_used~0_119) (= v_~z$r_buff0_thd3~0_35 (ite .cse2 0 v_~z$r_buff0_thd3~0_36)) (= v_~z$r_buff1_thd3~0_35 (ite (or (and (not (= (mod v_~z$w_buff1_used~0_119 256) 0)) .cse1) (and (not (= (mod v_~z$r_buff0_thd3~0_35 256) 0)) .cse3)) 0 v_~z$r_buff1_thd3~0_36)) (let ((.cse6 (= |v_P2Thread1of1ForFork0_#t~mem11_1| |v_P2_#t~mem11_32|))) (or (and .cse4 (= |v_P2_#t~ite13_23| v_~z$w_buff0~0_53) .cse5 .cse6 (= |v_P2_#t~ite12_31| |v_P2Thread1of1ForFork0_#t~ite12_1|)) (and (= |v_P2_#t~ite12_31| |v_P2_#t~ite13_23|) (or .cse7 .cse8) (or (and (= |v_P2_#t~ite12_31| |v_P2_#t~mem11_32|) (or .cse9 .cse10) (= (select .cse11 |v_~#z~0.offset_77|) |v_P2_#t~mem11_32|)) (and .cse0 .cse6 (= |v_P2_#t~ite12_31| v_~z$w_buff1~0_61) .cse1))))) (= |v_#memory_int_127| (store |v_#memory_int_128| |v_~#z~0.base_77| (store .cse11 |v_~#z~0.offset_77| |v_P2_#t~ite13_23|))) (= (ite (and .cse4 .cse5) 0 v_~z$w_buff0_used~0_119) v_~z$w_buff0_used~0_118))))) InVars {~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_119, ~z$w_buff0~0=v_~z$w_buff0~0_53, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_36, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_120, #memory_int=|v_#memory_int_128|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_36, ~z$w_buff1~0=v_~z$w_buff1~0_61, P2Thread1of1ForFork0_#t~mem11=|v_P2Thread1of1ForFork0_#t~mem11_1|, ~#z~0.offset=|v_~#z~0.offset_77|} OutVars{~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_53, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_35, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, #memory_int=|v_#memory_int_127|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_35, ~z$w_buff1~0=v_~z$w_buff1~0_61, ~#z~0.offset=|v_~#z~0.offset_77|} AuxVars[|v_P2_#t~mem11_32|, |v_P2_#t~ite13_23|, |v_P2_#t~ite12_31|] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd3~0, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$w_buff1_used~0, #memory_int, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~mem11][193], [P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, 247#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, 153#true, 136#true, 214#(= ~__unbuffered_p2_EAX~0 0), 116#L819true, 194#(and (= ~x~0 0) (= ~__unbuffered_p1_EAX~0 0)), 128#L797true, 169#true, 82#L779true, 89#L4-1true]) [2022-12-12 12:00:00,566 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-12 12:00:00,567 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:00,567 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:00,567 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:01,176 INFO L130 PetriNetUnfolder]: 2360/5020 cut-off events. [2022-12-12 12:00:01,176 INFO L131 PetriNetUnfolder]: For 12017/12819 co-relation queries the response was YES. [2022-12-12 12:00:01,192 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16347 conditions, 5020 events. 2360/5020 cut-off events. For 12017/12819 co-relation queries the response was YES. Maximal size of possible extension queue 369. Compared 42291 event pairs, 71 based on Foata normal form. 150/5014 useless extension candidates. Maximal degree in co-relation 16268. Up to 1524 conditions per place. [2022-12-12 12:00:01,202 INFO L137 encePairwiseOnDemand]: 115/125 looper letters, 40 selfloop transitions, 13 changer transitions 517/662 dead transitions. [2022-12-12 12:00:01,202 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 662 transitions, 6894 flow [2022-12-12 12:00:01,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-12 12:00:01,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-12 12:00:01,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1106 transitions. [2022-12-12 12:00:01,205 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8848 [2022-12-12 12:00:01,208 INFO L295 CegarLoopForPetriNet]: 119 programPoint places, 54 predicate places. [2022-12-12 12:00:01,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 662 transitions, 6894 flow [2022-12-12 12:00:01,225 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 172 places, 662 transitions, 6890 flow, removed 1 selfloop flow, removed 1 redundant places. [2022-12-12 12:00:01,226 INFO L495 AbstractCegarLoop]: Abstraction has has 172 places, 662 transitions, 6890 flow [2022-12-12 12:00:01,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 106.16666666666667) internal successors, (637), 6 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 12:00:01,228 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 12:00:01,228 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 12:00:01,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-12 12:00:01,229 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 12:00:01,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 12:00:01,229 INFO L85 PathProgramCache]: Analyzing trace with hash -336677651, now seen corresponding path program 1 times [2022-12-12 12:00:01,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 12:00:01,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440933750] [2022-12-12 12:00:01,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 12:00:01,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 12:00:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 12:00:01,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 12:00:01,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 12:00:01,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440933750] [2022-12-12 12:00:01,494 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440933750] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 12:00:01,494 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 12:00:01,494 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-12 12:00:01,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865103992] [2022-12-12 12:00:01,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 12:00:01,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-12 12:00:01,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 12:00:01,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-12 12:00:01,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-12 12:00:01,500 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 125 [2022-12-12 12:00:01,501 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 662 transitions, 6890 flow. Second operand has 7 states, 7 states have (on average 106.0) internal successors, (742), 7 states have internal predecessors, (742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 12:00:01,501 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 12:00:01,501 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 125 [2022-12-12 12:00:01,501 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 12:00:02,495 INFO L130 PetriNetUnfolder]: 1781/4049 cut-off events. [2022-12-12 12:00:02,495 INFO L131 PetriNetUnfolder]: For 12076/13579 co-relation queries the response was YES. [2022-12-12 12:00:02,507 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14111 conditions, 4049 events. 1781/4049 cut-off events. For 12076/13579 co-relation queries the response was YES. Maximal size of possible extension queue 370. Compared 34583 event pairs, 15 based on Foata normal form. 250/4207 useless extension candidates. Maximal degree in co-relation 14030. Up to 1011 conditions per place. [2022-12-12 12:00:02,515 INFO L137 encePairwiseOnDemand]: 115/125 looper letters, 43 selfloop transitions, 17 changer transitions 404/556 dead transitions. [2022-12-12 12:00:02,516 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 556 transitions, 6056 flow [2022-12-12 12:00:02,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-12 12:00:02,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-12 12:00:02,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1439 transitions. [2022-12-12 12:00:02,519 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.8855384615384615 [2022-12-12 12:00:02,520 INFO L295 CegarLoopForPetriNet]: 119 programPoint places, 65 predicate places. [2022-12-12 12:00:02,520 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 556 transitions, 6056 flow [2022-12-12 12:00:02,544 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 556 transitions, 5478 flow, removed 273 selfloop flow, removed 8 redundant places. [2022-12-12 12:00:02,544 INFO L495 AbstractCegarLoop]: Abstraction has has 176 places, 556 transitions, 5478 flow [2022-12-12 12:00:02,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 106.0) internal successors, (742), 7 states have internal predecessors, (742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 12:00:02,545 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 12:00:02,545 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 12:00:02,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-12 12:00:02,546 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 12:00:02,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 12:00:02,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1160268198, now seen corresponding path program 1 times [2022-12-12 12:00:02,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 12:00:02,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030236394] [2022-12-12 12:00:02,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 12:00:02,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 12:00:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 12:00:02,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 12:00:02,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 12:00:02,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030236394] [2022-12-12 12:00:02,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030236394] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 12:00:02,791 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 12:00:02,791 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-12 12:00:02,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634302822] [2022-12-12 12:00:02,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 12:00:02,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-12 12:00:02,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 12:00:02,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-12 12:00:02,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-12 12:00:02,793 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 125 [2022-12-12 12:00:02,794 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 556 transitions, 5478 flow. Second operand has 8 states, 8 states have (on average 105.875) internal successors, (847), 8 states have internal predecessors, (847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 12:00:02,794 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 12:00:02,794 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 125 [2022-12-12 12:00:02,795 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 12:00:03,328 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([461] L797-->L802: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][165], [P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, 251#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork1InUse, 80#L4true, 86#L802true, 153#true, 136#true, 214#(= ~__unbuffered_p2_EAX~0 0), 194#(and (= ~x~0 0) (= ~__unbuffered_p1_EAX~0 0)), 67#L809true, 169#true, 296#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 82#L779true, 270#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0))]) [2022-12-12 12:00:03,329 INFO L382 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-12-12 12:00:03,329 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-12 12:00:03,329 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-12 12:00:03,329 INFO L385 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-12-12 12:00:03,408 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([467] L811-->L819: Formula: (let ((.cse8 (= (mod v_~z$r_buff0_thd3~0_36 256) 0))) (let ((.cse7 (= (mod v_~z$w_buff0_used~0_119 256) 0)) (.cse9 (= (mod v_~z$r_buff1_thd3~0_36 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_120 256) 0)) (.cse5 (not .cse8)) (.cse3 (not (= (mod v_~z$w_buff0_used~0_118 256) 0)))) (let ((.cse2 (and .cse5 .cse3)) (.cse0 (not .cse10)) (.cse1 (not .cse9)) (.cse11 (select |v_#memory_int_128| |v_~#z~0.base_77|)) (.cse4 (not .cse7))) (and (= (ite (or (and .cse0 .cse1) .cse2) 0 v_~z$w_buff1_used~0_120) v_~z$w_buff1_used~0_119) (= v_~z$r_buff0_thd3~0_35 (ite .cse2 0 v_~z$r_buff0_thd3~0_36)) (= v_~z$r_buff1_thd3~0_35 (ite (or (and (not (= (mod v_~z$w_buff1_used~0_119 256) 0)) .cse1) (and (not (= (mod v_~z$r_buff0_thd3~0_35 256) 0)) .cse3)) 0 v_~z$r_buff1_thd3~0_36)) (let ((.cse6 (= |v_P2Thread1of1ForFork0_#t~mem11_1| |v_P2_#t~mem11_32|))) (or (and .cse4 (= |v_P2_#t~ite13_23| v_~z$w_buff0~0_53) .cse5 .cse6 (= |v_P2_#t~ite12_31| |v_P2Thread1of1ForFork0_#t~ite12_1|)) (and (= |v_P2_#t~ite12_31| |v_P2_#t~ite13_23|) (or .cse7 .cse8) (or (and (= |v_P2_#t~ite12_31| |v_P2_#t~mem11_32|) (or .cse9 .cse10) (= (select .cse11 |v_~#z~0.offset_77|) |v_P2_#t~mem11_32|)) (and .cse0 .cse6 (= |v_P2_#t~ite12_31| v_~z$w_buff1~0_61) .cse1))))) (= |v_#memory_int_127| (store |v_#memory_int_128| |v_~#z~0.base_77| (store .cse11 |v_~#z~0.offset_77| |v_P2_#t~ite13_23|))) (= (ite (and .cse4 .cse5) 0 v_~z$w_buff0_used~0_119) v_~z$w_buff0_used~0_118))))) InVars {~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_119, ~z$w_buff0~0=v_~z$w_buff0~0_53, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_36, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_120, #memory_int=|v_#memory_int_128|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_36, ~z$w_buff1~0=v_~z$w_buff1~0_61, P2Thread1of1ForFork0_#t~mem11=|v_P2Thread1of1ForFork0_#t~mem11_1|, ~#z~0.offset=|v_~#z~0.offset_77|} OutVars{~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_53, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_35, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, #memory_int=|v_#memory_int_127|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_35, ~z$w_buff1~0=v_~z$w_buff1~0_61, ~#z~0.offset=|v_~#z~0.offset_77|} AuxVars[|v_P2_#t~mem11_32|, |v_P2_#t~ite13_23|, |v_P2_#t~ite12_31|] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd3~0, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$w_buff1_used~0, #memory_int, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~mem11][216], [P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 80#L4true, 153#true, 136#true, 214#(= ~__unbuffered_p2_EAX~0 0), 116#L819true, 194#(and (= ~x~0 0) (= ~__unbuffered_p1_EAX~0 0)), 268#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 294#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 128#L797true, 169#true, 82#L779true]) [2022-12-12 12:00:03,408 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,409 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,409 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,409 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,411 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([467] L811-->L819: Formula: (let ((.cse8 (= (mod v_~z$r_buff0_thd3~0_36 256) 0))) (let ((.cse7 (= (mod v_~z$w_buff0_used~0_119 256) 0)) (.cse9 (= (mod v_~z$r_buff1_thd3~0_36 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_120 256) 0)) (.cse5 (not .cse8)) (.cse3 (not (= (mod v_~z$w_buff0_used~0_118 256) 0)))) (let ((.cse2 (and .cse5 .cse3)) (.cse0 (not .cse10)) (.cse1 (not .cse9)) (.cse11 (select |v_#memory_int_128| |v_~#z~0.base_77|)) (.cse4 (not .cse7))) (and (= (ite (or (and .cse0 .cse1) .cse2) 0 v_~z$w_buff1_used~0_120) v_~z$w_buff1_used~0_119) (= v_~z$r_buff0_thd3~0_35 (ite .cse2 0 v_~z$r_buff0_thd3~0_36)) (= v_~z$r_buff1_thd3~0_35 (ite (or (and (not (= (mod v_~z$w_buff1_used~0_119 256) 0)) .cse1) (and (not (= (mod v_~z$r_buff0_thd3~0_35 256) 0)) .cse3)) 0 v_~z$r_buff1_thd3~0_36)) (let ((.cse6 (= |v_P2Thread1of1ForFork0_#t~mem11_1| |v_P2_#t~mem11_32|))) (or (and .cse4 (= |v_P2_#t~ite13_23| v_~z$w_buff0~0_53) .cse5 .cse6 (= |v_P2_#t~ite12_31| |v_P2Thread1of1ForFork0_#t~ite12_1|)) (and (= |v_P2_#t~ite12_31| |v_P2_#t~ite13_23|) (or .cse7 .cse8) (or (and (= |v_P2_#t~ite12_31| |v_P2_#t~mem11_32|) (or .cse9 .cse10) (= (select .cse11 |v_~#z~0.offset_77|) |v_P2_#t~mem11_32|)) (and .cse0 .cse6 (= |v_P2_#t~ite12_31| v_~z$w_buff1~0_61) .cse1))))) (= |v_#memory_int_127| (store |v_#memory_int_128| |v_~#z~0.base_77| (store .cse11 |v_~#z~0.offset_77| |v_P2_#t~ite13_23|))) (= (ite (and .cse4 .cse5) 0 v_~z$w_buff0_used~0_119) v_~z$w_buff0_used~0_118))))) InVars {~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_119, ~z$w_buff0~0=v_~z$w_buff0~0_53, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_36, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_120, #memory_int=|v_#memory_int_128|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_36, ~z$w_buff1~0=v_~z$w_buff1~0_61, P2Thread1of1ForFork0_#t~mem11=|v_P2Thread1of1ForFork0_#t~mem11_1|, ~#z~0.offset=|v_~#z~0.offset_77|} OutVars{~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_53, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_35, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, #memory_int=|v_#memory_int_127|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_35, ~z$w_buff1~0=v_~z$w_buff1~0_61, ~#z~0.offset=|v_~#z~0.offset_77|} AuxVars[|v_P2_#t~mem11_32|, |v_P2_#t~ite13_23|, |v_P2_#t~ite12_31|] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd3~0, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$w_buff1_used~0, #memory_int, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~mem11][214], [P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 80#L4true, 153#true, 136#true, 211#true, 116#L819true, 194#(and (= ~x~0 0) (= ~__unbuffered_p1_EAX~0 0)), 268#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 294#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 169#true, 128#L797true, 82#L779true]) [2022-12-12 12:00:03,411 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,411 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,411 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,411 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,423 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([461] L797-->L802: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0][165], [P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 251#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 86#L802true, 153#true, 136#true, 214#(= ~__unbuffered_p2_EAX~0 0), 194#(and (= ~x~0 0) (= ~__unbuffered_p1_EAX~0 0)), 67#L809true, 169#true, 296#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 82#L779true, 89#L4-1true, 270#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0))]) [2022-12-12 12:00:03,423 INFO L382 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,424 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,424 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,424 INFO L385 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-12-12 12:00:03,488 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([467] L811-->L819: Formula: (let ((.cse8 (= (mod v_~z$r_buff0_thd3~0_36 256) 0))) (let ((.cse7 (= (mod v_~z$w_buff0_used~0_119 256) 0)) (.cse9 (= (mod v_~z$r_buff1_thd3~0_36 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_120 256) 0)) (.cse5 (not .cse8)) (.cse3 (not (= (mod v_~z$w_buff0_used~0_118 256) 0)))) (let ((.cse2 (and .cse5 .cse3)) (.cse0 (not .cse10)) (.cse1 (not .cse9)) (.cse11 (select |v_#memory_int_128| |v_~#z~0.base_77|)) (.cse4 (not .cse7))) (and (= (ite (or (and .cse0 .cse1) .cse2) 0 v_~z$w_buff1_used~0_120) v_~z$w_buff1_used~0_119) (= v_~z$r_buff0_thd3~0_35 (ite .cse2 0 v_~z$r_buff0_thd3~0_36)) (= v_~z$r_buff1_thd3~0_35 (ite (or (and (not (= (mod v_~z$w_buff1_used~0_119 256) 0)) .cse1) (and (not (= (mod v_~z$r_buff0_thd3~0_35 256) 0)) .cse3)) 0 v_~z$r_buff1_thd3~0_36)) (let ((.cse6 (= |v_P2Thread1of1ForFork0_#t~mem11_1| |v_P2_#t~mem11_32|))) (or (and .cse4 (= |v_P2_#t~ite13_23| v_~z$w_buff0~0_53) .cse5 .cse6 (= |v_P2_#t~ite12_31| |v_P2Thread1of1ForFork0_#t~ite12_1|)) (and (= |v_P2_#t~ite12_31| |v_P2_#t~ite13_23|) (or .cse7 .cse8) (or (and (= |v_P2_#t~ite12_31| |v_P2_#t~mem11_32|) (or .cse9 .cse10) (= (select .cse11 |v_~#z~0.offset_77|) |v_P2_#t~mem11_32|)) (and .cse0 .cse6 (= |v_P2_#t~ite12_31| v_~z$w_buff1~0_61) .cse1))))) (= |v_#memory_int_127| (store |v_#memory_int_128| |v_~#z~0.base_77| (store .cse11 |v_~#z~0.offset_77| |v_P2_#t~ite13_23|))) (= (ite (and .cse4 .cse5) 0 v_~z$w_buff0_used~0_119) v_~z$w_buff0_used~0_118))))) InVars {~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_119, ~z$w_buff0~0=v_~z$w_buff0~0_53, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_36, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_120, #memory_int=|v_#memory_int_128|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_36, ~z$w_buff1~0=v_~z$w_buff1~0_61, P2Thread1of1ForFork0_#t~mem11=|v_P2Thread1of1ForFork0_#t~mem11_1|, ~#z~0.offset=|v_~#z~0.offset_77|} OutVars{~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_53, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_35, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, #memory_int=|v_#memory_int_127|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_35, ~z$w_buff1~0=v_~z$w_buff1~0_61, ~#z~0.offset=|v_~#z~0.offset_77|} AuxVars[|v_P2_#t~mem11_32|, |v_P2_#t~ite13_23|, |v_P2_#t~ite12_31|] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd3~0, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$w_buff1_used~0, #memory_int, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~mem11][217], [72#L782true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 80#L4true, 153#true, 136#true, 211#true, 116#L819true, 268#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 294#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 169#true, 128#L797true, 188#(= ~__unbuffered_p1_EAX~0 0)]) [2022-12-12 12:00:03,489 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,489 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,489 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,489 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,513 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([467] L811-->L819: Formula: (let ((.cse8 (= (mod v_~z$r_buff0_thd3~0_36 256) 0))) (let ((.cse7 (= (mod v_~z$w_buff0_used~0_119 256) 0)) (.cse9 (= (mod v_~z$r_buff1_thd3~0_36 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_120 256) 0)) (.cse5 (not .cse8)) (.cse3 (not (= (mod v_~z$w_buff0_used~0_118 256) 0)))) (let ((.cse2 (and .cse5 .cse3)) (.cse0 (not .cse10)) (.cse1 (not .cse9)) (.cse11 (select |v_#memory_int_128| |v_~#z~0.base_77|)) (.cse4 (not .cse7))) (and (= (ite (or (and .cse0 .cse1) .cse2) 0 v_~z$w_buff1_used~0_120) v_~z$w_buff1_used~0_119) (= v_~z$r_buff0_thd3~0_35 (ite .cse2 0 v_~z$r_buff0_thd3~0_36)) (= v_~z$r_buff1_thd3~0_35 (ite (or (and (not (= (mod v_~z$w_buff1_used~0_119 256) 0)) .cse1) (and (not (= (mod v_~z$r_buff0_thd3~0_35 256) 0)) .cse3)) 0 v_~z$r_buff1_thd3~0_36)) (let ((.cse6 (= |v_P2Thread1of1ForFork0_#t~mem11_1| |v_P2_#t~mem11_32|))) (or (and .cse4 (= |v_P2_#t~ite13_23| v_~z$w_buff0~0_53) .cse5 .cse6 (= |v_P2_#t~ite12_31| |v_P2Thread1of1ForFork0_#t~ite12_1|)) (and (= |v_P2_#t~ite12_31| |v_P2_#t~ite13_23|) (or .cse7 .cse8) (or (and (= |v_P2_#t~ite12_31| |v_P2_#t~mem11_32|) (or .cse9 .cse10) (= (select .cse11 |v_~#z~0.offset_77|) |v_P2_#t~mem11_32|)) (and .cse0 .cse6 (= |v_P2_#t~ite12_31| v_~z$w_buff1~0_61) .cse1))))) (= |v_#memory_int_127| (store |v_#memory_int_128| |v_~#z~0.base_77| (store .cse11 |v_~#z~0.offset_77| |v_P2_#t~ite13_23|))) (= (ite (and .cse4 .cse5) 0 v_~z$w_buff0_used~0_119) v_~z$w_buff0_used~0_118))))) InVars {~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_119, ~z$w_buff0~0=v_~z$w_buff0~0_53, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_36, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_120, #memory_int=|v_#memory_int_128|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_36, ~z$w_buff1~0=v_~z$w_buff1~0_61, P2Thread1of1ForFork0_#t~mem11=|v_P2Thread1of1ForFork0_#t~mem11_1|, ~#z~0.offset=|v_~#z~0.offset_77|} OutVars{~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_53, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_35, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, #memory_int=|v_#memory_int_127|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_35, ~z$w_buff1~0=v_~z$w_buff1~0_61, ~#z~0.offset=|v_~#z~0.offset_77|} AuxVars[|v_P2_#t~mem11_32|, |v_P2_#t~ite13_23|, |v_P2_#t~ite12_31|] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd3~0, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$w_buff1_used~0, #memory_int, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~mem11][216], [P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 153#true, 136#true, 214#(= ~__unbuffered_p2_EAX~0 0), 116#L819true, 268#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 194#(and (= ~x~0 0) (= ~__unbuffered_p1_EAX~0 0)), 294#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 169#true, 128#L797true, 82#L779true, 89#L4-1true]) [2022-12-12 12:00:03,513 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,513 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,513 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,513 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,515 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([467] L811-->L819: Formula: (let ((.cse8 (= (mod v_~z$r_buff0_thd3~0_36 256) 0))) (let ((.cse7 (= (mod v_~z$w_buff0_used~0_119 256) 0)) (.cse9 (= (mod v_~z$r_buff1_thd3~0_36 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_120 256) 0)) (.cse5 (not .cse8)) (.cse3 (not (= (mod v_~z$w_buff0_used~0_118 256) 0)))) (let ((.cse2 (and .cse5 .cse3)) (.cse0 (not .cse10)) (.cse1 (not .cse9)) (.cse11 (select |v_#memory_int_128| |v_~#z~0.base_77|)) (.cse4 (not .cse7))) (and (= (ite (or (and .cse0 .cse1) .cse2) 0 v_~z$w_buff1_used~0_120) v_~z$w_buff1_used~0_119) (= v_~z$r_buff0_thd3~0_35 (ite .cse2 0 v_~z$r_buff0_thd3~0_36)) (= v_~z$r_buff1_thd3~0_35 (ite (or (and (not (= (mod v_~z$w_buff1_used~0_119 256) 0)) .cse1) (and (not (= (mod v_~z$r_buff0_thd3~0_35 256) 0)) .cse3)) 0 v_~z$r_buff1_thd3~0_36)) (let ((.cse6 (= |v_P2Thread1of1ForFork0_#t~mem11_1| |v_P2_#t~mem11_32|))) (or (and .cse4 (= |v_P2_#t~ite13_23| v_~z$w_buff0~0_53) .cse5 .cse6 (= |v_P2_#t~ite12_31| |v_P2Thread1of1ForFork0_#t~ite12_1|)) (and (= |v_P2_#t~ite12_31| |v_P2_#t~ite13_23|) (or .cse7 .cse8) (or (and (= |v_P2_#t~ite12_31| |v_P2_#t~mem11_32|) (or .cse9 .cse10) (= (select .cse11 |v_~#z~0.offset_77|) |v_P2_#t~mem11_32|)) (and .cse0 .cse6 (= |v_P2_#t~ite12_31| v_~z$w_buff1~0_61) .cse1))))) (= |v_#memory_int_127| (store |v_#memory_int_128| |v_~#z~0.base_77| (store .cse11 |v_~#z~0.offset_77| |v_P2_#t~ite13_23|))) (= (ite (and .cse4 .cse5) 0 v_~z$w_buff0_used~0_119) v_~z$w_buff0_used~0_118))))) InVars {~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_119, ~z$w_buff0~0=v_~z$w_buff0~0_53, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_36, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_120, #memory_int=|v_#memory_int_128|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_36, ~z$w_buff1~0=v_~z$w_buff1~0_61, P2Thread1of1ForFork0_#t~mem11=|v_P2Thread1of1ForFork0_#t~mem11_1|, ~#z~0.offset=|v_~#z~0.offset_77|} OutVars{~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_53, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_35, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, #memory_int=|v_#memory_int_127|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_35, ~z$w_buff1~0=v_~z$w_buff1~0_61, ~#z~0.offset=|v_~#z~0.offset_77|} AuxVars[|v_P2_#t~mem11_32|, |v_P2_#t~ite13_23|, |v_P2_#t~ite12_31|] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd3~0, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$w_buff1_used~0, #memory_int, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~mem11][214], [P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 153#true, 136#true, 211#true, 116#L819true, 194#(and (= ~x~0 0) (= ~__unbuffered_p1_EAX~0 0)), 268#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 294#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 169#true, 128#L797true, 82#L779true, 89#L4-1true]) [2022-12-12 12:00:03,516 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,516 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,516 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,516 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-12-12 12:00:03,577 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([467] L811-->L819: Formula: (let ((.cse8 (= (mod v_~z$r_buff0_thd3~0_36 256) 0))) (let ((.cse7 (= (mod v_~z$w_buff0_used~0_119 256) 0)) (.cse9 (= (mod v_~z$r_buff1_thd3~0_36 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_120 256) 0)) (.cse5 (not .cse8)) (.cse3 (not (= (mod v_~z$w_buff0_used~0_118 256) 0)))) (let ((.cse2 (and .cse5 .cse3)) (.cse0 (not .cse10)) (.cse1 (not .cse9)) (.cse11 (select |v_#memory_int_128| |v_~#z~0.base_77|)) (.cse4 (not .cse7))) (and (= (ite (or (and .cse0 .cse1) .cse2) 0 v_~z$w_buff1_used~0_120) v_~z$w_buff1_used~0_119) (= v_~z$r_buff0_thd3~0_35 (ite .cse2 0 v_~z$r_buff0_thd3~0_36)) (= v_~z$r_buff1_thd3~0_35 (ite (or (and (not (= (mod v_~z$w_buff1_used~0_119 256) 0)) .cse1) (and (not (= (mod v_~z$r_buff0_thd3~0_35 256) 0)) .cse3)) 0 v_~z$r_buff1_thd3~0_36)) (let ((.cse6 (= |v_P2Thread1of1ForFork0_#t~mem11_1| |v_P2_#t~mem11_32|))) (or (and .cse4 (= |v_P2_#t~ite13_23| v_~z$w_buff0~0_53) .cse5 .cse6 (= |v_P2_#t~ite12_31| |v_P2Thread1of1ForFork0_#t~ite12_1|)) (and (= |v_P2_#t~ite12_31| |v_P2_#t~ite13_23|) (or .cse7 .cse8) (or (and (= |v_P2_#t~ite12_31| |v_P2_#t~mem11_32|) (or .cse9 .cse10) (= (select .cse11 |v_~#z~0.offset_77|) |v_P2_#t~mem11_32|)) (and .cse0 .cse6 (= |v_P2_#t~ite12_31| v_~z$w_buff1~0_61) .cse1))))) (= |v_#memory_int_127| (store |v_#memory_int_128| |v_~#z~0.base_77| (store .cse11 |v_~#z~0.offset_77| |v_P2_#t~ite13_23|))) (= (ite (and .cse4 .cse5) 0 v_~z$w_buff0_used~0_119) v_~z$w_buff0_used~0_118))))) InVars {~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_119, ~z$w_buff0~0=v_~z$w_buff0~0_53, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_36, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_120, #memory_int=|v_#memory_int_128|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_36, ~z$w_buff1~0=v_~z$w_buff1~0_61, P2Thread1of1ForFork0_#t~mem11=|v_P2Thread1of1ForFork0_#t~mem11_1|, ~#z~0.offset=|v_~#z~0.offset_77|} OutVars{~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_53, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_35, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, #memory_int=|v_#memory_int_127|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_35, ~z$w_buff1~0=v_~z$w_buff1~0_61, ~#z~0.offset=|v_~#z~0.offset_77|} AuxVars[|v_P2_#t~mem11_32|, |v_P2_#t~ite13_23|, |v_P2_#t~ite12_31|] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd3~0, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$w_buff1_used~0, #memory_int, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~mem11][218], [72#L782true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 80#L4true, 153#true, 136#true, 214#(= ~__unbuffered_p2_EAX~0 0), 116#L819true, 268#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 294#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 128#L797true, 169#true, 188#(= ~__unbuffered_p1_EAX~0 0)]) [2022-12-12 12:00:03,577 INFO L382 tUnfolder$Statistics]: this new event has 90 ancestors and is not cut-off event [2022-12-12 12:00:03,577 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is not cut-off event [2022-12-12 12:00:03,578 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is not cut-off event [2022-12-12 12:00:03,578 INFO L385 tUnfolder$Statistics]: existing Event has 90 ancestors and is not cut-off event [2022-12-12 12:00:03,580 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([467] L811-->L819: Formula: (let ((.cse8 (= (mod v_~z$r_buff0_thd3~0_36 256) 0))) (let ((.cse7 (= (mod v_~z$w_buff0_used~0_119 256) 0)) (.cse9 (= (mod v_~z$r_buff1_thd3~0_36 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_120 256) 0)) (.cse5 (not .cse8)) (.cse3 (not (= (mod v_~z$w_buff0_used~0_118 256) 0)))) (let ((.cse2 (and .cse5 .cse3)) (.cse0 (not .cse10)) (.cse1 (not .cse9)) (.cse11 (select |v_#memory_int_128| |v_~#z~0.base_77|)) (.cse4 (not .cse7))) (and (= (ite (or (and .cse0 .cse1) .cse2) 0 v_~z$w_buff1_used~0_120) v_~z$w_buff1_used~0_119) (= v_~z$r_buff0_thd3~0_35 (ite .cse2 0 v_~z$r_buff0_thd3~0_36)) (= v_~z$r_buff1_thd3~0_35 (ite (or (and (not (= (mod v_~z$w_buff1_used~0_119 256) 0)) .cse1) (and (not (= (mod v_~z$r_buff0_thd3~0_35 256) 0)) .cse3)) 0 v_~z$r_buff1_thd3~0_36)) (let ((.cse6 (= |v_P2Thread1of1ForFork0_#t~mem11_1| |v_P2_#t~mem11_32|))) (or (and .cse4 (= |v_P2_#t~ite13_23| v_~z$w_buff0~0_53) .cse5 .cse6 (= |v_P2_#t~ite12_31| |v_P2Thread1of1ForFork0_#t~ite12_1|)) (and (= |v_P2_#t~ite12_31| |v_P2_#t~ite13_23|) (or .cse7 .cse8) (or (and (= |v_P2_#t~ite12_31| |v_P2_#t~mem11_32|) (or .cse9 .cse10) (= (select .cse11 |v_~#z~0.offset_77|) |v_P2_#t~mem11_32|)) (and .cse0 .cse6 (= |v_P2_#t~ite12_31| v_~z$w_buff1~0_61) .cse1))))) (= |v_#memory_int_127| (store |v_#memory_int_128| |v_~#z~0.base_77| (store .cse11 |v_~#z~0.offset_77| |v_P2_#t~ite13_23|))) (= (ite (and .cse4 .cse5) 0 v_~z$w_buff0_used~0_119) v_~z$w_buff0_used~0_118))))) InVars {~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_119, ~z$w_buff0~0=v_~z$w_buff0~0_53, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_36, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_120, #memory_int=|v_#memory_int_128|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_36, ~z$w_buff1~0=v_~z$w_buff1~0_61, P2Thread1of1ForFork0_#t~mem11=|v_P2Thread1of1ForFork0_#t~mem11_1|, ~#z~0.offset=|v_~#z~0.offset_77|} OutVars{~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_53, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_35, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, #memory_int=|v_#memory_int_127|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_35, ~z$w_buff1~0=v_~z$w_buff1~0_61, ~#z~0.offset=|v_~#z~0.offset_77|} AuxVars[|v_P2_#t~mem11_32|, |v_P2_#t~ite13_23|, |v_P2_#t~ite12_31|] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd3~0, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$w_buff1_used~0, #memory_int, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~mem11][217], [72#L782true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 153#true, 136#true, 211#true, 116#L819true, 268#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 294#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 169#true, 128#L797true, 188#(= ~__unbuffered_p1_EAX~0 0), 89#L4-1true]) [2022-12-12 12:00:03,580 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-12-12 12:00:03,580 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-12 12:00:03,580 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-12 12:00:03,580 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-12-12 12:00:03,637 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([467] L811-->L819: Formula: (let ((.cse8 (= (mod v_~z$r_buff0_thd3~0_36 256) 0))) (let ((.cse7 (= (mod v_~z$w_buff0_used~0_119 256) 0)) (.cse9 (= (mod v_~z$r_buff1_thd3~0_36 256) 0)) (.cse10 (= (mod v_~z$w_buff1_used~0_120 256) 0)) (.cse5 (not .cse8)) (.cse3 (not (= (mod v_~z$w_buff0_used~0_118 256) 0)))) (let ((.cse2 (and .cse5 .cse3)) (.cse0 (not .cse10)) (.cse1 (not .cse9)) (.cse11 (select |v_#memory_int_128| |v_~#z~0.base_77|)) (.cse4 (not .cse7))) (and (= (ite (or (and .cse0 .cse1) .cse2) 0 v_~z$w_buff1_used~0_120) v_~z$w_buff1_used~0_119) (= v_~z$r_buff0_thd3~0_35 (ite .cse2 0 v_~z$r_buff0_thd3~0_36)) (= v_~z$r_buff1_thd3~0_35 (ite (or (and (not (= (mod v_~z$w_buff1_used~0_119 256) 0)) .cse1) (and (not (= (mod v_~z$r_buff0_thd3~0_35 256) 0)) .cse3)) 0 v_~z$r_buff1_thd3~0_36)) (let ((.cse6 (= |v_P2Thread1of1ForFork0_#t~mem11_1| |v_P2_#t~mem11_32|))) (or (and .cse4 (= |v_P2_#t~ite13_23| v_~z$w_buff0~0_53) .cse5 .cse6 (= |v_P2_#t~ite12_31| |v_P2Thread1of1ForFork0_#t~ite12_1|)) (and (= |v_P2_#t~ite12_31| |v_P2_#t~ite13_23|) (or .cse7 .cse8) (or (and (= |v_P2_#t~ite12_31| |v_P2_#t~mem11_32|) (or .cse9 .cse10) (= (select .cse11 |v_~#z~0.offset_77|) |v_P2_#t~mem11_32|)) (and .cse0 .cse6 (= |v_P2_#t~ite12_31| v_~z$w_buff1~0_61) .cse1))))) (= |v_#memory_int_127| (store |v_#memory_int_128| |v_~#z~0.base_77| (store .cse11 |v_~#z~0.offset_77| |v_P2_#t~ite13_23|))) (= (ite (and .cse4 .cse5) 0 v_~z$w_buff0_used~0_119) v_~z$w_buff0_used~0_118))))) InVars {~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_119, ~z$w_buff0~0=v_~z$w_buff0~0_53, P2Thread1of1ForFork0_#t~ite12=|v_P2Thread1of1ForFork0_#t~ite12_1|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_36, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_120, #memory_int=|v_#memory_int_128|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_36, ~z$w_buff1~0=v_~z$w_buff1~0_61, P2Thread1of1ForFork0_#t~mem11=|v_P2Thread1of1ForFork0_#t~mem11_1|, ~#z~0.offset=|v_~#z~0.offset_77|} OutVars{~#z~0.base=|v_~#z~0.base_77|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_118, ~z$w_buff0~0=v_~z$w_buff0~0_53, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_35, P2Thread1of1ForFork0_#t~ite13=|v_P2Thread1of1ForFork0_#t~ite13_1|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_119, #memory_int=|v_#memory_int_127|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_35, ~z$w_buff1~0=v_~z$w_buff1~0_61, ~#z~0.offset=|v_~#z~0.offset_77|} AuxVars[|v_P2_#t~mem11_32|, |v_P2_#t~ite13_23|, |v_P2_#t~ite12_31|] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd3~0, P2Thread1of1ForFork0_#t~ite12, P2Thread1of1ForFork0_#t~ite13, ~z$w_buff1_used~0, #memory_int, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~mem11][218], [72#L782true, P2Thread1of1ForFork0InUse, P1Thread1of1ForFork2InUse, P0Thread1of1ForFork1InUse, 153#true, 136#true, 214#(= ~__unbuffered_p2_EAX~0 0), 116#L819true, 268#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 294#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 128#L797true, 169#true, 188#(= ~__unbuffered_p1_EAX~0 0), 89#L4-1true]) [2022-12-12 12:00:03,638 INFO L382 tUnfolder$Statistics]: this new event has 91 ancestors and is not cut-off event [2022-12-12 12:00:03,638 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2022-12-12 12:00:03,638 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2022-12-12 12:00:03,638 INFO L385 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2022-12-12 12:00:03,746 INFO L130 PetriNetUnfolder]: 1760/3769 cut-off events. [2022-12-12 12:00:03,746 INFO L131 PetriNetUnfolder]: For 12890/14919 co-relation queries the response was YES. [2022-12-12 12:00:03,758 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15075 conditions, 3769 events. 1760/3769 cut-off events. For 12890/14919 co-relation queries the response was YES. Maximal size of possible extension queue 393. Compared 31679 event pairs, 20 based on Foata normal form. 414/4111 useless extension candidates. Maximal degree in co-relation 14993. Up to 708 conditions per place. [2022-12-12 12:00:03,765 INFO L137 encePairwiseOnDemand]: 115/125 looper letters, 28 selfloop transitions, 14 changer transitions 355/489 dead transitions. [2022-12-12 12:00:03,765 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 489 transitions, 5654 flow [2022-12-12 12:00:03,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-12 12:00:03,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-12-12 12:00:03,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1746 transitions. [2022-12-12 12:00:03,769 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.873 [2022-12-12 12:00:03,770 INFO L295 CegarLoopForPetriNet]: 119 programPoint places, 46 predicate places. [2022-12-12 12:00:03,770 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 489 transitions, 5654 flow [2022-12-12 12:00:03,793 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 489 transitions, 5060 flow, removed 270 selfloop flow, removed 7 redundant places. [2022-12-12 12:00:03,794 INFO L495 AbstractCegarLoop]: Abstraction has has 158 places, 489 transitions, 5060 flow [2022-12-12 12:00:03,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 105.875) internal successors, (847), 8 states have internal predecessors, (847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 12:00:03,795 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 12:00:03,795 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 12:00:03,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-12 12:00:03,795 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-12 12:00:03,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 12:00:03,796 INFO L85 PathProgramCache]: Analyzing trace with hash 2016217921, now seen corresponding path program 1 times [2022-12-12 12:00:03,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 12:00:03,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228027707] [2022-12-12 12:00:03,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 12:00:03,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 12:00:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-12 12:00:03,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-12 12:00:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-12 12:00:03,929 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-12 12:00:03,929 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-12 12:00:03,930 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-12-12 12:00:03,932 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2022-12-12 12:00:03,932 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2022-12-12 12:00:03,932 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2022-12-12 12:00:03,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-12 12:00:03,933 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 12:00:03,938 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-12 12:00:03,938 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-12 12:00:04,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.12 12:00:04 BasicIcfg [2022-12-12 12:00:04,092 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-12 12:00:04,093 INFO L158 Benchmark]: Toolchain (without parser) took 10655.43ms. Allocated memory was 169.9MB in the beginning and 662.7MB in the end (delta: 492.8MB). Free memory was 129.6MB in the beginning and 574.9MB in the end (delta: -445.3MB). Peak memory consumption was 409.8MB. Max. memory is 8.0GB. [2022-12-12 12:00:04,093 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 169.9MB. Free memory was 145.8MB in the beginning and 145.8MB in the end (delta: 94.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-12-12 12:00:04,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.17ms. Allocated memory is still 169.9MB. Free memory was 129.1MB in the beginning and 103.4MB in the end (delta: 25.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2022-12-12 12:00:04,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.08ms. Allocated memory is still 169.9MB. Free memory was 103.4MB in the beginning and 101.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-12 12:00:04,093 INFO L158 Benchmark]: Boogie Preprocessor took 30.94ms. Allocated memory is still 169.9MB. Free memory was 101.3MB in the beginning and 99.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-12 12:00:04,094 INFO L158 Benchmark]: RCFGBuilder took 802.88ms. Allocated memory is still 169.9MB. Free memory was 99.2MB in the beginning and 145.4MB in the end (delta: -46.2MB). Peak memory consumption was 52.2MB. Max. memory is 8.0GB. [2022-12-12 12:00:04,094 INFO L158 Benchmark]: TraceAbstraction took 9164.14ms. Allocated memory was 169.9MB in the beginning and 662.7MB in the end (delta: 492.8MB). Free memory was 144.0MB in the beginning and 574.9MB in the end (delta: -431.0MB). Peak memory consumption was 423.6MB. Max. memory is 8.0GB. [2022-12-12 12:00:04,095 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 169.9MB. Free memory was 145.8MB in the beginning and 145.8MB in the end (delta: 94.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 597.17ms. Allocated memory is still 169.9MB. Free memory was 129.1MB in the beginning and 103.4MB in the end (delta: 25.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.08ms. Allocated memory is still 169.9MB. Free memory was 103.4MB in the beginning and 101.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.94ms. Allocated memory is still 169.9MB. Free memory was 101.3MB in the beginning and 99.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 802.88ms. Allocated memory is still 169.9MB. Free memory was 99.2MB in the beginning and 145.4MB in the end (delta: -46.2MB). Peak memory consumption was 52.2MB. Max. memory is 8.0GB. * TraceAbstraction took 9164.14ms. Allocated memory was 169.9MB in the beginning and 662.7MB in the end (delta: 492.8MB). Free memory was 144.0MB in the beginning and 574.9MB in the end (delta: -431.0MB). Peak memory consumption was 423.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L713] 0 _Bool __unbuffered_p0_EAX$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0] [L714] 0 int __unbuffered_p0_EAX$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0] [L715] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0] [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0] [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0] [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0] [L719] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0] [L720] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0] [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0] [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0] [L723] 0 _Bool __unbuffered_p0_EAX$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0] [L724] 0 int *__unbuffered_p0_EAX$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}] [L725] 0 int __unbuffered_p0_EAX$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0] [L726] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0] [L727] 0 int __unbuffered_p0_EAX$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0] [L728] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0] [L730] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0] [L732] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L733] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0] [L734] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L736] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L738] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L740] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}] [L741] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0] [L742] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0] [L743] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L744] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L745] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L746] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L747] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0] [L748] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L749] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L750] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L751] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0] [L752] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L753] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L754] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L755] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L756] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L757] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L758] 0 _Bool weak$$choice1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L759] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L836] 0 pthread_t t1949; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1949={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L837] FCALL, FORK 0 pthread_create(&t1949, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1949, ((void *)0), P0, ((void *)0))=0, t1949={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L838] 0 pthread_t t1950; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1949={5:0}, t1950={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L839] FCALL, FORK 0 pthread_create(&t1950, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1950, ((void *)0), P1, ((void *)0))=1, t1949={5:0}, t1950={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L763] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L764] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L765] 1 z$flush_delayed = weak$$choice2 [L766] EXPR 1 \read(z) [L766] 1 z$mem_tmp = z [L767] EXPR 1 !z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : z$w_buff1) [L767] EXPR 1 \read(z) [L767] EXPR 1 !z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : z$w_buff1) [L767] 1 z = !z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : z$w_buff1) [L768] 1 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : z$w_buff0)) [L769] 1 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff1 : z$w_buff1)) [L770] 1 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used)) [L771] 1 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L772] 1 z$r_buff0_thd1 = weak$$choice2 ? z$r_buff0_thd1 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$r_buff0_thd1 : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1)) [L773] 1 z$r_buff1_thd1 = weak$$choice2 ? z$r_buff1_thd1 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$r_buff1_thd1 : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L774] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L775] 1 __unbuffered_p0_EAX$read_delayed_var = &z [L776] EXPR 1 \read(z) [L776] 1 __unbuffered_p0_EAX = z [L777] EXPR 1 z$flush_delayed ? z$mem_tmp : z [L777] 1 z = z$flush_delayed ? z$mem_tmp : z [L778] 1 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=0, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L781] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L786] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L793] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=0, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L796] 2 y = 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L840] 0 pthread_t t1951; VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1949={5:0}, t1950={7:0}, t1951={8:0}, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L841] FCALL, FORK 0 pthread_create(&t1951, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1951, ((void *)0), P2, ((void *)0))=2, t1949={5:0}, t1950={7:0}, t1951={8:0}, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L808] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L811] 3 z = 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L814] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L814] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L814] EXPR 3 \read(z) [L814] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L814] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L814] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L815] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L816] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L817] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L818] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L801] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L821] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L843] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1949={5:0}, t1950={7:0}, t1951={8:0}, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L845] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L845] RET 0 assume_abort_if_not(main$tmp_guard0) [L847] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L847] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L847] EXPR 0 \read(z) [L847] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L847] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L847] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L848] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L849] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L850] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L851] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1949={5:0}, t1950={7:0}, t1951={8:0}, weak$$choice0=53, weak$$choice1=0, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L854] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L855] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L855] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L855] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L855] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L855] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L855] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L856] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p1_EAX == 1 && __unbuffered_p2_EAX == 1) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1949={5:0}, t1950={7:0}, t1951={8:0}, weak$$choice0=53, weak$$choice1=255, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L858] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=0, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=255, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L19] 0 reach_error() VAL [\old(expression)=0, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=255, weak$$choice2=255, x=1, y=1, z={3:0}, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 841]: 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: 839]: 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: 837]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 149 locations, 4 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.1s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 8.9s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 494 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 494 mSDsluCounter, 236 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 185 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 737 IncrementalHoareTripleChecker+Invalid, 757 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 51 mSDtfsCounter, 737 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8576occurred in iteration=5, InterpolantAutomatonStates: 93, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 1493 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 860 NumberOfCodeBlocks, 860 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 750 ConstructedInterpolants, 0 QuantifiedInterpolants, 2340 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-12-12 12:00:04,123 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...