/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/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix004.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 04:54:47,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 04:54:47,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 04:54:47,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 04:54:47,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 04:54:47,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 04:54:47,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 04:54:47,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 04:54:47,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 04:54:47,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 04:54:47,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 04:54:47,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 04:54:47,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 04:54:47,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 04:54:47,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 04:54:47,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 04:54:47,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 04:54:47,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 04:54:47,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 04:54:47,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 04:54:47,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 04:54:47,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 04:54:47,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 04:54:47,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 04:54:47,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 04:54:47,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 04:54:47,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 04:54:47,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 04:54:47,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 04:54:47,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 04:54:47,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 04:54:47,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 04:54:47,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 04:54:47,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 04:54:47,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 04:54:47,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 04:54:47,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 04:54:47,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 04:54:47,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 04:54:47,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 04:54:47,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 04:54:47,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 04:54:47,716 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 04:54:47,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 04:54:47,718 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 04:54:47,718 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 04:54:47,719 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 04:54:47,719 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 04:54:47,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 04:54:47,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 04:54:47,719 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 04:54:47,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 04:54:47,720 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 04:54:47,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 04:54:47,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 04:54:47,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 04:54:47,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 04:54:47,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 04:54:47,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 04:54:47,721 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 04:54:47,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 04:54:47,721 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 04:54:47,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 04:54:47,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 04:54:47,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 04:54:47,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 04:54:47,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 04:54:47,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 04:54:47,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 04:54:47,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 04:54:47,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 04:54:47,723 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 04:54:47,723 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 04:54:47,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 04:54:47,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 04:54:47,723 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 04:54:47,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 04:54:47,723 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 04:54:47,723 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-04 04:54:47,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 04:54:47,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 04:54:47,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 04:54:47,975 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 04:54:47,977 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 04:54:47,978 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix004.opt.i [2023-05-04 04:54:48,030 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6e4dba53/9ed626325a904e3e8dd60e43f7cc9c67/FLAGb7011e965 [2023-05-04 04:54:48,406 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 04:54:48,407 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix004.opt.i [2023-05-04 04:54:48,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6e4dba53/9ed626325a904e3e8dd60e43f7cc9c67/FLAGb7011e965 [2023-05-04 04:54:48,771 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6e4dba53/9ed626325a904e3e8dd60e43f7cc9c67 [2023-05-04 04:54:48,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 04:54:48,774 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 04:54:48,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 04:54:48,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 04:54:48,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 04:54:48,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 04:54:48" (1/1) ... [2023-05-04 04:54:48,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52bc5035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:48, skipping insertion in model container [2023-05-04 04:54:48,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 04:54:48" (1/1) ... [2023-05-04 04:54:48,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 04:54:48,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 04:54:48,975 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix004.opt.i[944,957] [2023-05-04 04:54:49,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 04:54:49,194 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 04:54:49,205 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix004.opt.i[944,957] [2023-05-04 04:54:49,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 04:54:49,291 INFO L208 MainTranslator]: Completed translation [2023-05-04 04:54:49,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49 WrapperNode [2023-05-04 04:54:49,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 04:54:49,292 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 04:54:49,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 04:54:49,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 04:54:49,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (1/1) ... [2023-05-04 04:54:49,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (1/1) ... [2023-05-04 04:54:49,357 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 165 [2023-05-04 04:54:49,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 04:54:49,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 04:54:49,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 04:54:49,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 04:54:49,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (1/1) ... [2023-05-04 04:54:49,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (1/1) ... [2023-05-04 04:54:49,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (1/1) ... [2023-05-04 04:54:49,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (1/1) ... [2023-05-04 04:54:49,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (1/1) ... [2023-05-04 04:54:49,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (1/1) ... [2023-05-04 04:54:49,376 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (1/1) ... [2023-05-04 04:54:49,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (1/1) ... [2023-05-04 04:54:49,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 04:54:49,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 04:54:49,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 04:54:49,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 04:54:49,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (1/1) ... [2023-05-04 04:54:49,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 04:54:49,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 04:54:49,415 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) [2023-05-04 04:54:49,417 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 [2023-05-04 04:54:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 04:54:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-04 04:54:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 04:54:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 04:54:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 04:54:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-05-04 04:54:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-05-04 04:54:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-05-04 04:54:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-05-04 04:54:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-05-04 04:54:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-05-04 04:54:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-05-04 04:54:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-05-04 04:54:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 04:54:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-04 04:54:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 04:54:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 04:54:49,454 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 04:54:49,578 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 04:54:49,580 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 04:54:49,917 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 04:54:50,029 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 04:54:50,030 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-04 04:54:50,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 04:54:50 BoogieIcfgContainer [2023-05-04 04:54:50,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 04:54:50,035 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 04:54:50,035 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 04:54:50,038 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 04:54:50,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 04:54:48" (1/3) ... [2023-05-04 04:54:50,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f71a9be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 04:54:50, skipping insertion in model container [2023-05-04 04:54:50,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:54:49" (2/3) ... [2023-05-04 04:54:50,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f71a9be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 04:54:50, skipping insertion in model container [2023-05-04 04:54:50,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 04:54:50" (3/3) ... [2023-05-04 04:54:50,041 INFO L112 eAbstractionObserver]: Analyzing ICFG mix004.opt.i [2023-05-04 04:54:50,049 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 04:54:50,056 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 04:54:50,057 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-05-04 04:54:50,057 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 04:54:50,117 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-05-04 04:54:50,175 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 04:54:50,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 04:54:50,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 04:54:50,177 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-04 04:54:50,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-04 04:54:50,212 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 04:54:50,228 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 04:54:50,237 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, 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;@def8515, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 04:54:50,238 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-05-04 04:54:50,485 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 04:54:50,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:54:50,489 INFO L85 PathProgramCache]: Analyzing trace with hash -169926273, now seen corresponding path program 1 times [2023-05-04 04:54:50,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:54:50,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365469836] [2023-05-04 04:54:50,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:54:50,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:54:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:54:51,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:54:51,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:54:51,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365469836] [2023-05-04 04:54:51,640 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365469836] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 04:54:51,640 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 04:54:51,640 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-04 04:54:51,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218698740] [2023-05-04 04:54:51,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 04:54:51,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-04 04:54:51,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:54:51,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-04 04:54:51,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-05-04 04:54:51,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:54:51,668 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:54:51,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 6 states have internal predecessors, (109), 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) [2023-05-04 04:54:51,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:54:51,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 04:54:51,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 04:54:51,805 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 04:54:51,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:54:51,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1367781623, now seen corresponding path program 1 times [2023-05-04 04:54:51,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:54:51,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047538372] [2023-05-04 04:54:51,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:54:51,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:54:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:54:52,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:54:52,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:54:52,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047538372] [2023-05-04 04:54:52,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047538372] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 04:54:52,334 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 04:54:52,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 04:54:52,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737354577] [2023-05-04 04:54:52,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 04:54:52,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 04:54:52,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:54:52,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 04:54:52,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-05-04 04:54:52,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:54:52,338 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:54:52,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 7 states have internal predecessors, (115), 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) [2023-05-04 04:54:52,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 04:54:52,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:54:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 04:54:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 04:54:52,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 04:54:52,537 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 04:54:52,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:54:52,538 INFO L85 PathProgramCache]: Analyzing trace with hash -517610797, now seen corresponding path program 2 times [2023-05-04 04:54:52,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:54:52,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569229899] [2023-05-04 04:54:52,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:54:52,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:54:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:54:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:54:52,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:54:52,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569229899] [2023-05-04 04:54:52,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569229899] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 04:54:52,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 04:54:52,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-05-04 04:54:52,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828792627] [2023-05-04 04:54:52,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 04:54:52,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-05-04 04:54:52,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:54:52,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-05-04 04:54:52,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-05-04 04:54:52,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:54:52,891 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:54:52,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 9 states have internal predecessors, (115), 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) [2023-05-04 04:54:52,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 04:54:52,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 04:54:52,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:54:55,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 04:54:55,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 04:54:55,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 04:54:55,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-04 04:54:55,873 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 04:54:55,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:54:55,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1574853551, now seen corresponding path program 3 times [2023-05-04 04:54:55,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:54:55,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247988830] [2023-05-04 04:54:55,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:54:55,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:54:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:54:56,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:54:56,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:54:56,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247988830] [2023-05-04 04:54:56,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247988830] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 04:54:56,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 04:54:56,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 04:54:56,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356905878] [2023-05-04 04:54:56,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 04:54:56,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 04:54:56,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:54:56,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 04:54:56,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-05-04 04:54:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:54:56,303 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:54:56,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 7 states have internal predecessors, (115), 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) [2023-05-04 04:54:56,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 04:54:56,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 04:54:56,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 04:54:56,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:54:57,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 04:54:57,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 04:54:57,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 04:54:57,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:54:57,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-04 04:54:57,889 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 04:54:57,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:54:57,890 INFO L85 PathProgramCache]: Analyzing trace with hash -759460435, now seen corresponding path program 4 times [2023-05-04 04:54:57,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:54:57,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871700964] [2023-05-04 04:54:57,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:54:57,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:54:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:54:58,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:54:58,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:54:58,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871700964] [2023-05-04 04:54:58,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871700964] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 04:54:58,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 04:54:58,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 04:54:58,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692970578] [2023-05-04 04:54:58,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 04:54:58,164 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 04:54:58,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:54:58,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 04:54:58,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-05-04 04:54:58,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:54:58,165 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:54:58,165 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 7 states have internal predecessors, (115), 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) [2023-05-04 04:54:58,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 04:54:58,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 04:54:58,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 04:54:58,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:54:58,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:54:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 04:54:59,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 04:54:59,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 04:54:59,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:54:59,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:54:59,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-04 04:54:59,752 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 04:54:59,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:54:59,752 INFO L85 PathProgramCache]: Analyzing trace with hash 543397255, now seen corresponding path program 5 times [2023-05-04 04:54:59,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:54:59,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311499681] [2023-05-04 04:54:59,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:54:59,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:54:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:55:01,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:55:01,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:55:01,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311499681] [2023-05-04 04:55:01,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311499681] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 04:55:01,315 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 04:55:01,315 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-05-04 04:55:01,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192750560] [2023-05-04 04:55:01,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 04:55:01,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-05-04 04:55:01,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:55:01,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-05-04 04:55:01,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2023-05-04 04:55:01,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:55:01,318 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:55:01,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.583333333333334) internal successors, (115), 12 states have internal predecessors, (115), 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) [2023-05-04 04:55:01,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 04:55:01,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 04:55:01,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 04:55:01,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:55:01,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:55:01,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:55:03,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 04:55:03,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 04:55:03,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 04:55:03,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:55:03,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:55:03,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 04:55:03,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-04 04:55:03,689 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 04:55:03,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:55:03,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1881765967, now seen corresponding path program 6 times [2023-05-04 04:55:03,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:55:03,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054159595] [2023-05-04 04:55:03,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:55:03,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:55:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-04 04:55:03,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-05-04 04:55:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-04 04:55:03,855 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-05-04 04:55:03,855 INFO L359 BasicCegarLoop]: Counterexample is feasible [2023-05-04 04:55:03,858 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2023-05-04 04:55:03,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2023-05-04 04:55:03,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2023-05-04 04:55:03,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2023-05-04 04:55:03,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2023-05-04 04:55:03,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-04 04:55:03,879 INFO L444 BasicCegarLoop]: Path program histogram: [6, 1] [2023-05-04 04:55:03,881 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2023-05-04 04:55:03,885 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 04:55:03,886 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 04:55:04,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 04:55:04 BasicIcfg [2023-05-04 04:55:04,034 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 04:55:04,034 INFO L158 Benchmark]: Toolchain (without parser) took 15260.94ms. Allocated memory was 212.9MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 182.5MB in the beginning and 2.5GB in the end (delta: -2.3GB). Peak memory consumption was 292.9MB. Max. memory is 8.0GB. [2023-05-04 04:55:04,035 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 212.9MB. Free memory is still 170.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 04:55:04,036 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.03ms. Allocated memory was 212.9MB in the beginning and 276.8MB in the end (delta: 64.0MB). Free memory was 182.5MB in the beginning and 234.4MB in the end (delta: -51.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2023-05-04 04:55:04,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.56ms. Allocated memory is still 276.8MB. Free memory was 234.4MB in the beginning and 231.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-04 04:55:04,037 INFO L158 Benchmark]: Boogie Preprocessor took 21.65ms. Allocated memory is still 276.8MB. Free memory was 231.8MB in the beginning and 229.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 04:55:04,037 INFO L158 Benchmark]: RCFGBuilder took 652.55ms. Allocated memory is still 276.8MB. Free memory was 229.7MB in the beginning and 190.9MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2023-05-04 04:55:04,037 INFO L158 Benchmark]: TraceAbstraction took 13999.08ms. Allocated memory was 276.8MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 189.9MB in the beginning and 2.5GB in the end (delta: -2.3GB). Peak memory consumption was 237.3MB. Max. memory is 8.0GB. [2023-05-04 04:55:04,038 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 212.9MB. Free memory is still 170.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 517.03ms. Allocated memory was 212.9MB in the beginning and 276.8MB in the end (delta: 64.0MB). Free memory was 182.5MB in the beginning and 234.4MB in the end (delta: -51.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 65.56ms. Allocated memory is still 276.8MB. Free memory was 234.4MB in the beginning and 231.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.65ms. Allocated memory is still 276.8MB. Free memory was 231.8MB in the beginning and 229.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 652.55ms. Allocated memory is still 276.8MB. Free memory was 229.7MB in the beginning and 190.9MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 13999.08ms. Allocated memory was 276.8MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 189.9MB in the beginning and 2.5GB in the end (delta: -2.3GB). Peak memory consumption was 237.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 656218, independent: 627387, independent conditional: 624632, independent unconditional: 2755, dependent: 28831, dependent conditional: 28798, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 630176, independent: 627387, independent conditional: 624632, independent unconditional: 2755, dependent: 2789, dependent conditional: 2756, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 630176, independent: 627387, independent conditional: 624632, independent unconditional: 2755, dependent: 2789, dependent conditional: 2756, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 658258, independent: 627387, independent conditional: 6202, independent unconditional: 621185, dependent: 30871, dependent conditional: 21880, dependent unconditional: 8991, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 658258, independent: 627387, independent conditional: 6202, independent unconditional: 621185, dependent: 30871, dependent conditional: 2304, dependent unconditional: 28567, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 658258, independent: 627387, independent conditional: 6202, independent unconditional: 621185, dependent: 30871, dependent conditional: 2304, dependent unconditional: 28567, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2826, independent: 2780, independent conditional: 25, independent unconditional: 2755, dependent: 46, dependent conditional: 12, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2826, independent: 2740, independent conditional: 0, independent unconditional: 2740, dependent: 86, dependent conditional: 0, dependent unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 86, independent: 40, independent conditional: 25, independent unconditional: 15, dependent: 46, dependent conditional: 12, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, independent: 40, independent conditional: 25, independent unconditional: 15, dependent: 46, dependent conditional: 12, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, independent: 141, independent conditional: 70, independent unconditional: 71, dependent: 314, dependent conditional: 112, dependent unconditional: 202, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 658258, independent: 624607, independent conditional: 6177, independent unconditional: 618430, dependent: 30825, dependent conditional: 2292, dependent unconditional: 28533, unknown: 2826, unknown conditional: 37, unknown unconditional: 2789] , Statistics on independence cache: Total cache size (in pairs): 2826, Positive cache size: 2780, Positive conditional cache size: 25, Positive unconditional cache size: 2755, Negative cache size: 46, Negative conditional cache size: 12, Negative unconditional cache size: 34, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 19576, Maximal queried relation: 6, Independence queries for same thread: 26042 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.4s, Number of persistent set computation: 23545, Number of trivial persistent sets: 18305, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2788, independent: 2755, independent conditional: 0, independent unconditional: 2755, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 656218, independent: 627387, independent conditional: 624632, independent unconditional: 2755, dependent: 28831, dependent conditional: 28798, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 630176, independent: 627387, independent conditional: 624632, independent unconditional: 2755, dependent: 2789, dependent conditional: 2756, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 630176, independent: 627387, independent conditional: 624632, independent unconditional: 2755, dependent: 2789, dependent conditional: 2756, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 658258, independent: 627387, independent conditional: 6202, independent unconditional: 621185, dependent: 30871, dependent conditional: 21880, dependent unconditional: 8991, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 658258, independent: 627387, independent conditional: 6202, independent unconditional: 621185, dependent: 30871, dependent conditional: 2304, dependent unconditional: 28567, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 658258, independent: 627387, independent conditional: 6202, independent unconditional: 621185, dependent: 30871, dependent conditional: 2304, dependent unconditional: 28567, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2826, independent: 2780, independent conditional: 25, independent unconditional: 2755, dependent: 46, dependent conditional: 12, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2826, independent: 2740, independent conditional: 0, independent unconditional: 2740, dependent: 86, dependent conditional: 0, dependent unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 86, independent: 40, independent conditional: 25, independent unconditional: 15, dependent: 46, dependent conditional: 12, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, independent: 40, independent conditional: 25, independent unconditional: 15, dependent: 46, dependent conditional: 12, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, independent: 141, independent conditional: 70, independent unconditional: 71, dependent: 314, dependent conditional: 112, dependent unconditional: 202, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 658258, independent: 624607, independent conditional: 6177, independent unconditional: 618430, dependent: 30825, dependent conditional: 2292, dependent unconditional: 28533, unknown: 2826, unknown conditional: 37, unknown unconditional: 2789] , Statistics on independence cache: Total cache size (in pairs): 2826, Positive cache size: 2780, Positive conditional cache size: 25, Positive unconditional cache size: 2755, Negative cache size: 46, Negative conditional cache size: 12, Negative unconditional cache size: 34, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 19576, Maximal queried relation: 6, Independence queries for same thread: 26042 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L718] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_p2_EBX=0] [L744] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_p2_EBX=0, z$r_buff1_thd4=0] [L742] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_p2_EBX=0, z$r_buff1_thd2=0, z$r_buff1_thd4=0] [L743] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_p2_EBX=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L740] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_p2_EBX=0, z$r_buff1_thd0=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L741] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_p2_EBX=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L751] 0 _Bool weak$$choice0; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L749] 0 int z$w_buff1; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L752] 0 _Bool weak$$choice2; VAL [__unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L733] 0 _Bool z$flush_delayed; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L747] 0 int z$w_buff0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L736] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd1=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L737] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_p0_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L714] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L735] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L722] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L738] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$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$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L734] 0 int z$mem_tmp; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=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$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L739] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff0=0, z$w_buff1=0] [L745] 0 _Bool z$read_delayed; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$w_buff0=0, z$w_buff1=0] [L724] 0 int a = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$w_buff0=0, z$w_buff1=0] [L716] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$w_buff0=0, z$w_buff1=0] [L746] 0 int *z$read_delayed_var; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0] [L750] 0 _Bool z$w_buff1_used; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L726] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L725] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff1=0, z$w_buff1_used=0] [L748] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L720] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L728] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L730] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L732] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] 0 pthread_t t93; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t93={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L872] FCALL, FORK 0 pthread_create(&t93, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t93, ((void *)0), P0, ((void *)0))=-3, t93={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L873] 0 pthread_t t94; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t93={5:0}, t94={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L874] FCALL, FORK 0 pthread_create(&t94, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t94, ((void *)0), P1, ((void *)0))=-2, t93={5:0}, t94={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L875] 0 pthread_t t95; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t93={5:0}, t94={6:0}, t95={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L876] FCALL, FORK 0 pthread_create(&t95, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t95, ((void *)0), P2, ((void *)0))=-1, t93={5:0}, t94={6:0}, t95={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L877] 0 pthread_t t96; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t93={5:0}, t94={6:0}, t95={7:0}, t96={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L878] FCALL, FORK 0 pthread_create(&t96, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t96, ((void *)0), P3, ((void *)0))=0, t93={5:0}, t94={6:0}, t95={7:0}, t96={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L817] 4 z$w_buff1 = z$w_buff0 [L818] 4 z$w_buff0 = 1 [L819] 4 z$w_buff1_used = z$w_buff0_used [L820] 4 z$w_buff0_used = (_Bool)1 [L821] CALL 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 4 !(!expression) [L821] RET 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L822] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L823] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L824] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L825] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L826] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L827] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L830] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L831] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L832] 4 z$flush_delayed = weak$$choice2 [L833] 4 z$mem_tmp = z [L834] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L835] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L836] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L837] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L838] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L839] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L840] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L841] 4 __unbuffered_p3_EAX = z [L842] 4 z = z$flush_delayed ? z$mem_tmp : z [L843] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L846] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L756] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L759] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L771] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L774] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L786] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L789] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L764] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L779] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L781] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L792] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L793] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L794] 3 z$flush_delayed = weak$$choice2 [L795] 3 z$mem_tmp = z [L796] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L797] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L798] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L799] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L800] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L801] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L802] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L803] 3 __unbuffered_p2_EBX = z [L804] 3 z = z$flush_delayed ? z$mem_tmp : z [L805] 3 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L810] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L766] 1 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L849] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L850] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L851] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L852] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L853] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L812] 3 return 0; VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L856] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L880] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t93={5:0}, t94={6:0}, t95={7:0}, t96={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L858] 4 return 0; VAL [\result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L882] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L882] RET 0 assume_abort_if_not(main$tmp_guard0) [L884] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L885] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L886] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L887] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L888] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t93={5:0}, t94={6:0}, t95={7:0}, t96={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L891] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t93={5:0}, t94={6:0}, t95={7:0}, t96={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L893] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 874]: 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: 872]: 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: 876]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 173 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 13.7s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 9.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 799 NumberOfCodeBlocks, 799 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 678 ConstructedInterpolants, 0 QuantifiedInterpolants, 3479 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! [2023-05-04 04:55:04,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-04 04:55:04,282 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...