/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 LOOP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 07:05:43,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 07:05:43,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 07:05:43,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-20 07:05:43,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 07:05:43,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 07:05:43,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 07:05:43,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 07:05:43,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 07:05:43,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 07:05:43,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 07:05:43,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 07:05:43,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 07:05:44,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 07:05:44,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 07:05:44,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 07:05:44,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-20 07:05:44,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 07:05:44,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 07:05:44,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 07:05:44,021 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 07:05:44,051 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 07:05:44,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 07:05:44,052 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 07:05:44,052 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 07:05:44,053 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 07:05:44,053 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 07:05:44,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 07:05:44,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 07:05:44,054 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 07:05:44,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 07:05:44,055 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 07:05:44,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 07:05:44,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 07:05:44,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 07:05:44,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 07:05:44,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 07:05:44,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 07:05:44,056 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 07:05:44,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 07:05:44,056 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 07:05:44,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 07:05:44,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 07:05:44,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 07:05:44,056 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 07:05:44,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 07:05:44,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 07:05:44,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 07:05:44,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 07:05:44,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 07:05:44,057 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 07:05:44,057 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 07:05:44,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 07:05:44,058 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 07:05:44,058 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 07:05:44,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 07:05:44,058 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 07:05:44,058 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-20 07:05:44,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 07:05:44,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 07:05:44,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 07:05:44,327 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 07:05:44,328 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 07:05:44,329 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-05-20 07:05:44,379 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d15fb4be3/335fa2db8d7d481f8f10782f35ff3f31/FLAGb28b7baae [2023-05-20 07:05:44,928 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 07:05:44,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-05-20 07:05:44,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d15fb4be3/335fa2db8d7d481f8f10782f35ff3f31/FLAGb28b7baae [2023-05-20 07:05:45,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d15fb4be3/335fa2db8d7d481f8f10782f35ff3f31 [2023-05-20 07:05:45,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 07:05:45,229 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 07:05:45,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 07:05:45,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 07:05:45,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 07:05:45,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370888e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45, skipping insertion in model container [2023-05-20 07:05:45,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 07:05:45,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 07:05:45,462 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/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2023-05-20 07:05:45,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 07:05:45,638 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 07:05:45,650 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/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2023-05-20 07:05:45,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 07:05:45,767 INFO L208 MainTranslator]: Completed translation [2023-05-20 07:05:45,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45 WrapperNode [2023-05-20 07:05:45,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 07:05:45,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 07:05:45,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 07:05:45,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 07:05:45,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,849 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 165 [2023-05-20 07:05:45,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 07:05:45,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 07:05:45,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 07:05:45,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 07:05:45,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,887 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 07:05:45,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 07:05:45,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 07:05:45,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 07:05:45,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (1/1) ... [2023-05-20 07:05:45,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 07:05:45,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 07:05:45,940 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) [2023-05-20 07:05:45,942 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 [2023-05-20 07:05:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 07:05:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-20 07:05:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 07:05:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 07:05:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 07:05:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-05-20 07:05:45,974 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-05-20 07:05:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-05-20 07:05:45,974 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-05-20 07:05:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-05-20 07:05:45,975 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-05-20 07:05:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-05-20 07:05:45,975 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-05-20 07:05:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 07:05:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-20 07:05:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 07:05:45,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 07:05:45,977 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-20 07:05:46,092 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 07:05:46,094 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 07:05:46,463 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 07:05:46,580 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 07:05:46,580 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-20 07:05:46,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 07:05:46 BoogieIcfgContainer [2023-05-20 07:05:46,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 07:05:46,586 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 07:05:46,586 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 07:05:46,589 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 07:05:46,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 07:05:45" (1/3) ... [2023-05-20 07:05:46,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43ec602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 07:05:46, skipping insertion in model container [2023-05-20 07:05:46,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 07:05:45" (2/3) ... [2023-05-20 07:05:46,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43ec602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 07:05:46, skipping insertion in model container [2023-05-20 07:05:46,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 07:05:46" (3/3) ... [2023-05-20 07:05:46,592 INFO L112 eAbstractionObserver]: Analyzing ICFG mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-05-20 07:05:46,600 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 07:05:46,608 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 07:05:46,609 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-05-20 07:05:46,609 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 07:05:46,677 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-05-20 07:05:46,738 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 07:05:46,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 07:05:46,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 07:05:46,741 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) [2023-05-20 07:05:46,743 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 [2023-05-20 07:05:46,830 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 07:05:46,857 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 07:05:46,862 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;@27922413, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 07:05:46,863 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-05-20 07:05:47,214 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)] === [2023-05-20 07:05:47,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 07:05:47,218 INFO L85 PathProgramCache]: Analyzing trace with hash 487709045, now seen corresponding path program 1 times [2023-05-20 07:05:47,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 07:05:47,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122036573] [2023-05-20 07:05:47,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 07:05:47,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 07:05:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 07:05:49,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 07:05:49,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 07:05:49,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122036573] [2023-05-20 07:05:49,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122036573] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 07:05:49,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 07:05:49,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-05-20 07:05:49,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008143753] [2023-05-20 07:05:49,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 07:05:49,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-05-20 07:05:49,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 07:05:49,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-05-20 07:05:49,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2023-05-20 07:05:49,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:05:49,947 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 07:05:49,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.428571428571429) internal successors, (104), 14 states have internal predecessors, (104), 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) [2023-05-20 07:05:49,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:05:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:05:50,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 07:05:50,447 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)] === [2023-05-20 07:05:50,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 07:05:50,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1910160626, now seen corresponding path program 1 times [2023-05-20 07:05:50,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 07:05:50,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228966739] [2023-05-20 07:05:50,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 07:05:50,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 07:05:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 07:05:51,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 07:05:51,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 07:05:51,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228966739] [2023-05-20 07:05:51,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228966739] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 07:05:51,782 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 07:05:51,782 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-05-20 07:05:51,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795523250] [2023-05-20 07:05:51,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 07:05:51,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-20 07:05:51,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 07:05:51,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-20 07:05:51,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2023-05-20 07:05:51,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:05:51,787 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 07:05:51,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.307692307692308) internal successors, (108), 13 states have internal predecessors, (108), 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) [2023-05-20 07:05:51,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:05:51,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:05:52,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:05:52,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-20 07:05:52,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 07:05:52,086 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)] === [2023-05-20 07:05:52,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 07:05:52,087 INFO L85 PathProgramCache]: Analyzing trace with hash -260057519, now seen corresponding path program 1 times [2023-05-20 07:05:52,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 07:05:52,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121375997] [2023-05-20 07:05:52,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 07:05:52,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 07:05:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 07:05:52,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 07:05:52,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 07:05:52,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121375997] [2023-05-20 07:05:52,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121375997] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 07:05:52,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 07:05:52,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-05-20 07:05:52,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356110237] [2023-05-20 07:05:52,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 07:05:52,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-05-20 07:05:52,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 07:05:52,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-05-20 07:05:52,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-05-20 07:05:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:05:52,869 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 07:05:52,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 9 states have internal predecessors, (110), 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) [2023-05-20 07:05:52,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:05:52,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-20 07:05:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:05:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:05:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-20 07:05:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 07:05:53,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 07:05:53,467 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)] === [2023-05-20 07:05:53,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 07:05:53,468 INFO L85 PathProgramCache]: Analyzing trace with hash -15169831, now seen corresponding path program 2 times [2023-05-20 07:05:53,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 07:05:53,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245333454] [2023-05-20 07:05:53,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 07:05:53,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 07:05:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 07:05:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 07:05:53,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 07:05:53,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245333454] [2023-05-20 07:05:53,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245333454] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 07:05:53,945 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 07:05:53,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-20 07:05:53,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373288291] [2023-05-20 07:05:53,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 07:05:53,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-20 07:05:53,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 07:05:53,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-20 07:05:53,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-05-20 07:05:53,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:05:53,947 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 07:05:53,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.75) internal successors, (110), 8 states have internal predecessors, (110), 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) [2023-05-20 07:05:53,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:05:53,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-20 07:05:53,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-20 07:05:53,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:05:55,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:05:55,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 07:05:55,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:05:55,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 07:05:55,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 07:05:55,248 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)] === [2023-05-20 07:05:55,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 07:05:55,249 INFO L85 PathProgramCache]: Analyzing trace with hash -869931206, now seen corresponding path program 2 times [2023-05-20 07:05:55,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 07:05:55,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735087835] [2023-05-20 07:05:55,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 07:05:55,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 07:05:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 07:05:55,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 07:05:55,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 07:05:55,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735087835] [2023-05-20 07:05:55,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735087835] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 07:05:55,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 07:05:55,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-05-20 07:05:55,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179251354] [2023-05-20 07:05:55,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 07:05:55,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-05-20 07:05:55,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 07:05:55,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-05-20 07:05:55,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-05-20 07:05:55,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:05:55,972 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 07:05:55,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.8) internal successors, (108), 10 states have internal predecessors, (108), 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) [2023-05-20 07:05:55,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:05:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 07:05:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:05:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 07:05:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:06:01,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:01,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 07:06:01,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:06:01,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 07:06:01,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:01,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-20 07:06:01,613 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)] === [2023-05-20 07:06:01,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 07:06:01,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1903723581, now seen corresponding path program 3 times [2023-05-20 07:06:01,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 07:06:01,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673535259] [2023-05-20 07:06:01,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 07:06:01,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 07:06:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 07:06:01,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 07:06:01,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 07:06:01,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673535259] [2023-05-20 07:06:01,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673535259] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 07:06:01,872 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 07:06:01,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 07:06:01,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370311358] [2023-05-20 07:06:01,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 07:06:01,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 07:06:01,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 07:06:01,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 07:06:01,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-05-20 07:06:01,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:06:01,875 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 07:06:01,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.333333333333332) internal successors, (110), 6 states have internal predecessors, (110), 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) [2023-05-20 07:06:01,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:01,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 07:06:01,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:06:01,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 07:06:01,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:01,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:06:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 07:06:04,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:06:04,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 07:06:04,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:04,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 07:06:04,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-20 07:06:04,373 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)] === [2023-05-20 07:06:04,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 07:06:04,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1979064765, now seen corresponding path program 4 times [2023-05-20 07:06:04,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 07:06:04,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734208677] [2023-05-20 07:06:04,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 07:06:04,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 07:06:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 07:06:04,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 07:06:04,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 07:06:04,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734208677] [2023-05-20 07:06:04,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734208677] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 07:06:04,726 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 07:06:04,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-20 07:06:04,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239297728] [2023-05-20 07:06:04,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 07:06:04,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-20 07:06:04,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 07:06:04,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-20 07:06:04,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-05-20 07:06:04,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:06:04,728 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 07:06:04,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.75) internal successors, (110), 8 states have internal predecessors, (110), 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) [2023-05-20 07:06:04,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:04,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 07:06:04,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:06:04,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 07:06:04,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:04,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 07:06:04,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:06:06,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 07:06:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:06:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 07:06:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 07:06:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-20 07:06:06,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-20 07:06:06,639 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-20 07:06:06,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 07:06:06,640 INFO L85 PathProgramCache]: Analyzing trace with hash -798202083, now seen corresponding path program 1 times [2023-05-20 07:06:06,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 07:06:06,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014135962] [2023-05-20 07:06:06,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 07:06:06,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 07:06:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 07:06:07,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 07:06:07,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 07:06:07,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014135962] [2023-05-20 07:06:07,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014135962] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 07:06:07,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 07:06:07,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-20 07:06:07,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638184244] [2023-05-20 07:06:07,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 07:06:07,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-20 07:06:07,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 07:06:07,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-20 07:06:07,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-05-20 07:06:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:06:07,150 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 07:06:07,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 7 states have internal predecessors, (111), 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) [2023-05-20 07:06:07,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:07,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 07:06:07,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:06:07,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 07:06:07,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:07,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 07:06:07,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-20 07:06:07,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 07:06:09,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:09,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 07:06:09,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 07:06:09,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 07:06:09,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 07:06:09,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 07:06:09,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-20 07:06:09,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 07:06:09,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-20 07:06:09,013 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-20 07:06:09,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 07:06:09,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1386474243, now seen corresponding path program 2 times [2023-05-20 07:06:09,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 07:06:09,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731517224] [2023-05-20 07:06:09,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 07:06:09,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 07:06:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-20 07:06:09,053 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-05-20 07:06:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-20 07:06:09,324 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-05-20 07:06:09,324 INFO L359 BasicCegarLoop]: Counterexample is feasible [2023-05-20 07:06:09,325 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2023-05-20 07:06:09,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2023-05-20 07:06:09,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2023-05-20 07:06:09,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2023-05-20 07:06:09,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2023-05-20 07:06:09,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-05-20 07:06:09,342 INFO L444 BasicCegarLoop]: Path program histogram: [4, 2, 2, 1] [2023-05-20 07:06:09,343 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2023-05-20 07:06:09,347 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 07:06:09,347 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 07:06:09,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 07:06:09 BasicIcfg [2023-05-20 07:06:09,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 07:06:09,495 INFO L158 Benchmark]: Toolchain (without parser) took 24266.06ms. Allocated memory was 186.6MB in the beginning and 3.8GB in the end (delta: 3.6GB). Free memory was 156.3MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 884.0MB. Max. memory is 8.0GB. [2023-05-20 07:06:09,495 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 186.6MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 07:06:09,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.11ms. Allocated memory was 186.6MB in the beginning and 267.4MB in the end (delta: 80.7MB). Free memory was 156.1MB in the beginning and 223.0MB in the end (delta: -66.9MB). Peak memory consumption was 16.4MB. Max. memory is 8.0GB. [2023-05-20 07:06:09,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.09ms. Allocated memory is still 267.4MB. Free memory was 223.0MB in the beginning and 220.2MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-20 07:06:09,496 INFO L158 Benchmark]: Boogie Preprocessor took 41.25ms. Allocated memory is still 267.4MB. Free memory was 220.2MB in the beginning and 218.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-20 07:06:09,498 INFO L158 Benchmark]: RCFGBuilder took 690.29ms. Allocated memory is still 267.4MB. Free memory was 218.1MB in the beginning and 185.6MB in the end (delta: 32.5MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. [2023-05-20 07:06:09,498 INFO L158 Benchmark]: TraceAbstraction took 22908.87ms. Allocated memory was 267.4MB in the beginning and 3.8GB in the end (delta: 3.5GB). Free memory was 184.2MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 831.9MB. Max. memory is 8.0GB. [2023-05-20 07:06:09,499 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 186.6MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 538.11ms. Allocated memory was 186.6MB in the beginning and 267.4MB in the end (delta: 80.7MB). Free memory was 156.1MB in the beginning and 223.0MB in the end (delta: -66.9MB). Peak memory consumption was 16.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 81.09ms. Allocated memory is still 267.4MB. Free memory was 223.0MB in the beginning and 220.2MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.25ms. Allocated memory is still 267.4MB. Free memory was 220.2MB in the beginning and 218.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 690.29ms. Allocated memory is still 267.4MB. Free memory was 218.1MB in the beginning and 185.6MB in the end (delta: 32.5MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. * TraceAbstraction took 22908.87ms. Allocated memory was 267.4MB in the beginning and 3.8GB in the end (delta: 3.5GB). Free memory was 184.2MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 831.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 933717, independent: 892639, independent conditional: 889500, independent unconditional: 3139, dependent: 41078, dependent conditional: 41027, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 907219, independent: 892639, independent conditional: 889500, independent unconditional: 3139, dependent: 14580, dependent conditional: 14529, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 907219, independent: 892639, independent conditional: 889500, independent unconditional: 3139, dependent: 14580, dependent conditional: 14529, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1052506, independent: 892639, independent conditional: 19627, independent unconditional: 873012, dependent: 159867, dependent conditional: 125660, dependent unconditional: 34207, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1052506, independent: 892639, independent conditional: 19627, independent unconditional: 873012, dependent: 159867, dependent conditional: 51467, dependent unconditional: 108400, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1052506, independent: 892639, independent conditional: 19627, independent unconditional: 873012, dependent: 159867, dependent conditional: 51467, dependent unconditional: 108400, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3360, independent: 3207, independent conditional: 68, independent unconditional: 3139, dependent: 153, dependent conditional: 99, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3360, independent: 3124, independent conditional: 0, independent unconditional: 3124, dependent: 236, dependent conditional: 0, dependent unconditional: 236, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 236, independent: 83, independent conditional: 68, independent unconditional: 15, dependent: 153, dependent conditional: 99, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 236, independent: 83, independent conditional: 68, independent unconditional: 15, dependent: 153, dependent conditional: 99, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1810, independent: 450, independent conditional: 382, independent unconditional: 67, dependent: 1361, dependent conditional: 947, dependent unconditional: 414, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1052506, independent: 889432, independent conditional: 19559, independent unconditional: 869873, dependent: 159714, dependent conditional: 51368, dependent unconditional: 108346, unknown: 3360, unknown conditional: 167, unknown unconditional: 3193] , Statistics on independence cache: Total cache size (in pairs): 3360, Positive cache size: 3207, Positive conditional cache size: 68, Positive unconditional cache size: 3139, Negative cache size: 153, Negative conditional cache size: 99, Negative unconditional cache size: 54, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 74193, Maximal queried relation: 8, Independence queries for same thread: 26498 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.0s, Number of persistent set computation: 29231, Number of trivial persistent sets: 16197, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3190, independent: 3139, independent conditional: 0, independent unconditional: 3139, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 933717, independent: 892639, independent conditional: 889500, independent unconditional: 3139, dependent: 41078, dependent conditional: 41027, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 907219, independent: 892639, independent conditional: 889500, independent unconditional: 3139, dependent: 14580, dependent conditional: 14529, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 907219, independent: 892639, independent conditional: 889500, independent unconditional: 3139, dependent: 14580, dependent conditional: 14529, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1052506, independent: 892639, independent conditional: 19627, independent unconditional: 873012, dependent: 159867, dependent conditional: 125660, dependent unconditional: 34207, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1052506, independent: 892639, independent conditional: 19627, independent unconditional: 873012, dependent: 159867, dependent conditional: 51467, dependent unconditional: 108400, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1052506, independent: 892639, independent conditional: 19627, independent unconditional: 873012, dependent: 159867, dependent conditional: 51467, dependent unconditional: 108400, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3360, independent: 3207, independent conditional: 68, independent unconditional: 3139, dependent: 153, dependent conditional: 99, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3360, independent: 3124, independent conditional: 0, independent unconditional: 3124, dependent: 236, dependent conditional: 0, dependent unconditional: 236, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 236, independent: 83, independent conditional: 68, independent unconditional: 15, dependent: 153, dependent conditional: 99, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 236, independent: 83, independent conditional: 68, independent unconditional: 15, dependent: 153, dependent conditional: 99, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1810, independent: 450, independent conditional: 382, independent unconditional: 67, dependent: 1361, dependent conditional: 947, dependent unconditional: 414, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1052506, independent: 889432, independent conditional: 19559, independent unconditional: 869873, dependent: 159714, dependent conditional: 51368, dependent unconditional: 108346, unknown: 3360, unknown conditional: 167, unknown unconditional: 3193] , Statistics on independence cache: Total cache size (in pairs): 3360, Positive cache size: 3207, Positive conditional cache size: 68, Positive unconditional cache size: 3139, Negative cache size: 153, Negative conditional cache size: 99, Negative unconditional cache size: 54, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 74193, Maximal queried relation: 8, Independence queries for same thread: 26498 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L738] 0 _Bool z$r_buff1_thd4; VAL [z$r_buff1_thd4=0] [L736] 0 _Bool z$r_buff1_thd2; VAL [z$r_buff1_thd2=0, z$r_buff1_thd4=0] [L737] 0 _Bool z$r_buff1_thd3; VAL [z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L734] 0 _Bool z$r_buff1_thd0; VAL [z$r_buff1_thd0=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L735] 0 _Bool z$r_buff1_thd1; VAL [z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L745] 0 _Bool weak$$choice0; VAL [weak$$choice0=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L743] 0 int z$w_buff1; VAL [weak$$choice0=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$w_buff1=0] [L746] 0 _Bool weak$$choice2; VAL [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] [L727] 0 _Bool z$flush_delayed; VAL [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$w_buff1=0] [L741] 0 int z$w_buff0; VAL [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] [L730] 0 _Bool z$r_buff0_thd1; VAL [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$w_buff1=0] [L731] 0 _Bool z$r_buff0_thd2; VAL [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] [L729] 0 _Bool z$r_buff0_thd0; VAL [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] [L714] 0 int __unbuffered_p3_EBX = 0; VAL [__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$w_buff1=0] [L732] 0 _Bool z$r_buff0_thd3; VAL [__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] [L728] 0 int z$mem_tmp; VAL [__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$w_buff1=0] [L733] 0 _Bool z$r_buff0_thd4; VAL [__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] [L739] 0 _Bool z$read_delayed; VAL [__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] [L716] 0 int a = 0; VAL [__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] [L718] 0 int b = 0; VAL [__unbuffered_p3_EBX=0, a=0, b=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$w_buff1=0] [L740] 0 int *z$read_delayed_var; VAL [__unbuffered_p3_EBX=0, a=0, b=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] [L744] 0 _Bool z$w_buff1_used; VAL [__unbuffered_p3_EBX=0, a=0, b=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_p3_EBX=0, a=0, b=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$w_buff1_used=0] [L720] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p3_EBX=0, a=0, b=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$w_buff1_used=0] [L719] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EBX=0, a=0, b=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$w_buff1_used=0] [L742] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p3_EBX=0, a=0, b=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] [L712] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=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] [L722] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=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] [L724] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=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] [L726] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=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] [L844] 0 pthread_t t1253; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1253={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] [L845] FCALL, FORK 0 pthread_create(&t1253, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1253, ((void *)0), P0, ((void *)0))=-3, t1253={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] [L846] 0 pthread_t t1254; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1253={5:0}, t1254={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] [L847] FCALL, FORK 0 pthread_create(&t1254, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1254, ((void *)0), P1, ((void *)0))=-2, t1253={5:0}, t1254={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] [L848] 0 pthread_t t1255; VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1253={5:0}, t1254={6:0}, t1255={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] [L849] FCALL, FORK 0 pthread_create(&t1255, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=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}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1255, ((void *)0), P2, ((void *)0))=-1, t1253={5:0}, t1254={6:0}, t1255={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] [L850] 0 pthread_t t1256; VAL [__unbuffered_cnt=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}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1253={5:0}, t1254={6:0}, t1255={7:0}, t1256={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] [L851] FCALL, FORK 0 pthread_create(&t1256, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=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}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1256, ((void *)0), P3, ((void *)0))=0, t1253={5:0}, t1254={6:0}, t1255={7:0}, t1256={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] [L800] 4 z$w_buff1 = z$w_buff0 [L801] 4 z$w_buff0 = 2 [L802] 4 z$w_buff1_used = z$w_buff0_used [L803] 4 z$w_buff0_used = (_Bool)1 [L804] CALL 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 4 !(!expression) [L804] RET 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L805] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L806] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L807] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L808] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L809] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L810] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L813] 4 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p3_EAX=0, __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}, b=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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L816] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=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}, b=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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L819] 4 __unbuffered_p3_EBX = b VAL [__unbuffered_cnt=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}, b=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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L750] 1 b = 1 VAL [__unbuffered_cnt=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}, b=1, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L753] 1 x = 1 VAL [__unbuffered_cnt=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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L758] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L760] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L765] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L768] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L780] 3 y = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L783] 3 z = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L786] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L787] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L788] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L789] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L790] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 VAL [\result={0:0}, __unbuffered_cnt=1, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L793] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L795] 3 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L773] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L775] 2 return 0; VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, 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$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L822] 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) [L823] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L824] 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 [L825] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L826] 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}, \result={0:0}, __unbuffered_cnt=3, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=2, 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$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L829] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __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}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=2, 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$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L853] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1253={5:0}, t1254={6:0}, t1255={7:0}, t1256={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=2, 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$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L855] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=2, 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$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L855] RET 0 assume_abort_if_not(main$tmp_guard0) [L857] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L858] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L859] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L860] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L861] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1253={5:0}, t1254={6:0}, t1255={7:0}, t1256={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=2, 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$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L864] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L865] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L866] 0 z$flush_delayed = weak$$choice2 [L867] 0 z$mem_tmp = z [L868] 0 z = !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L869] 0 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L870] 0 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L871] 0 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L872] 0 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L873] 0 z$r_buff0_thd0 = weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L874] 0 z$r_buff1_thd0 = weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L875] 0 main$tmp_guard1 = !(x == 2 && y == 2 && z == 2 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L876] 0 z = z$flush_delayed ? z$mem_tmp : z [L877] 0 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t1253={5:0}, t1254={6:0}, t1255={7:0}, t1256={3:0}, weak$$choice0=53, weak$$choice2=0, x=2, y=2, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L879] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=53, weak$$choice2=0, x=2, y=2, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=53, weak$$choice2=0, x=2, y=2, z=2, z$flush_delayed=0, z$mem_tmp=2, 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$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 847]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 845]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 172 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 22.5s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 15.0s, 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: 114, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 6.4s InterpolantComputationTime, 982 NumberOfCodeBlocks, 982 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 863 ConstructedInterpolants, 0 QuantifiedInterpolants, 4913 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-05-20 07:06:09,536 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 [2023-05-20 07:06:09,745 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...