/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 05:03:47,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 05:03:47,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 05:03:47,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-04 05:03:47,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 05:03:47,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 05:03:47,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 05:03:47,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 05:03:47,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 05:03:47,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 05:03:47,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 05:03:47,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 05:03:47,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 05:03:47,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 05:03:47,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 05:03:47,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 05:03:47,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-04 05:03:47,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 05:03:47,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 05:03:47,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 05:03:47,200 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 05:03:47,221 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 05:03:47,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 05:03:47,221 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 05:03:47,222 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 05:03:47,222 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 05:03:47,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 05:03:47,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 05:03:47,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 05:03:47,223 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 05:03:47,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 05:03:47,223 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 05:03:47,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 05:03:47,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 05:03:47,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 05:03:47,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 05:03:47,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 05:03:47,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 05:03:47,224 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 05:03:47,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 05:03:47,224 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 05:03:47,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 05:03:47,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 05:03:47,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 05:03:47,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 05:03:47,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 05:03:47,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 05:03:47,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 05:03:47,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 05:03:47,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 05:03:47,226 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 05:03:47,226 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 05:03:47,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 05:03:47,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 05:03:47,226 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 05:03:47,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 05:03:47,226 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 05:03:47,227 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-04 05:03:47,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 05:03:47,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 05:03:47,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 05:03:47,491 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 05:03:47,492 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 05:03:47,493 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-05-04 05:03:47,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e449d6b4/68e1db535d6349afb1913a8305894333/FLAG14381e746 [2023-05-04 05:03:47,999 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 05:03:48,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-05-04 05:03:48,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e449d6b4/68e1db535d6349afb1913a8305894333/FLAG14381e746 [2023-05-04 05:03:48,339 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e449d6b4/68e1db535d6349afb1913a8305894333 [2023-05-04 05:03:48,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 05:03:48,341 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 05:03:48,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 05:03:48,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 05:03:48,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 05:03:48,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:48,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bcf1511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48, skipping insertion in model container [2023-05-04 05:03:48,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:48,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 05:03:48,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 05:03:48,634 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/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2023-05-04 05:03:48,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 05:03:48,872 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 05:03:48,881 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/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2023-05-04 05:03:48,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 05:03:48,972 INFO L208 MainTranslator]: Completed translation [2023-05-04 05:03:48,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48 WrapperNode [2023-05-04 05:03:48,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 05:03:48,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 05:03:48,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 05:03:48,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 05:03:48,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:49,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:49,034 INFO L138 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 142 [2023-05-04 05:03:49,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 05:03:49,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 05:03:49,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 05:03:49,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 05:03:49,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:49,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:49,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:49,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:49,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:49,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:49,069 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:49,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:49,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 05:03:49,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 05:03:49,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 05:03:49,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 05:03:49,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (1/1) ... [2023-05-04 05:03:49,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 05:03:49,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 05:03:49,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-05-04 05:03:49,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-05-04 05:03:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 05:03:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-04 05:03:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 05:03:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 05:03:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 05:03:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-05-04 05:03:49,188 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-05-04 05:03:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-05-04 05:03:49,188 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-05-04 05:03:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-05-04 05:03:49,188 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-05-04 05:03:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 05:03:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-04 05:03:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 05:03:49,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 05:03:49,190 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 05:03:49,346 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 05:03:49,348 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 05:03:49,763 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 05:03:49,946 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 05:03:49,946 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-04 05:03:49,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 05:03:49 BoogieIcfgContainer [2023-05-04 05:03:49,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 05:03:49,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 05:03:49,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 05:03:49,954 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 05:03:49,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 05:03:48" (1/3) ... [2023-05-04 05:03:49,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba811d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 05:03:49, skipping insertion in model container [2023-05-04 05:03:49,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:48" (2/3) ... [2023-05-04 05:03:49,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba811d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 05:03:49, skipping insertion in model container [2023-05-04 05:03:49,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 05:03:49" (3/3) ... [2023-05-04 05:03:49,960 INFO L112 eAbstractionObserver]: Analyzing ICFG safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-05-04 05:03:49,969 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 05:03:49,978 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 05:03:49,978 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-05-04 05:03:49,978 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 05:03:50,043 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-05-04 05:03:50,089 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 05:03:50,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 05:03:50,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 05:03:50,092 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-04 05:03:50,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-04 05:03:50,125 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 05:03:50,141 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork2 ======== [2023-05-04 05:03:50,148 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;@1f127939, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 05:03:50,148 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-05-04 05:03:50,507 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 05:03:50,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:03:50,514 INFO L85 PathProgramCache]: Analyzing trace with hash 2040515423, now seen corresponding path program 1 times [2023-05-04 05:03:50,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:03:50,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953151326] [2023-05-04 05:03:50,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:03:50,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:03:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:03:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 05:03:52,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:03:52,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953151326] [2023-05-04 05:03:52,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953151326] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:03:52,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:03:52,634 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-04 05:03:52,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315651346] [2023-05-04 05:03:52,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:03:52,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-05-04 05:03:52,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:03:52,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-05-04 05:03:52,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2023-05-04 05:03:52,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:03:52,669 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:03:52,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 9.0) internal successors, (72), 9 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 05:03:52,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:03:54,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:03:54,191 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-05-04 05:03:54,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 05:03:54,198 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2023-05-04 05:03:54,200 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork2 was SAFE (1/2) [2023-05-04 05:03:54,204 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 05:03:54,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 05:03:54,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 05:03:54,206 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-04 05:03:54,243 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 05:03:54,244 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 05:03:54,245 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;@1f127939, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 05:03:54,245 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-05-04 05:03:54,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-05-04 05:03:54,414 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 05:03:54,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:03:54,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1075892281, now seen corresponding path program 1 times [2023-05-04 05:03:54,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:03:54,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063945479] [2023-05-04 05:03:54,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:03:54,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:03:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:03:56,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 05:03:56,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:03:56,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063945479] [2023-05-04 05:03:56,445 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063945479] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:03:56,445 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:03:56,445 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-04 05:03:56,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216024955] [2023-05-04 05:03:56,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:03:56,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-04 05:03:56,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:03:56,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-04 05:03:56,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-05-04 05:03:56,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:03:56,447 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:03:56,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 05:03:56,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:03:56,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:03:56,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 05:03:56,524 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 05:03:56,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:03:56,525 INFO L85 PathProgramCache]: Analyzing trace with hash -423721707, now seen corresponding path program 1 times [2023-05-04 05:03:56,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:03:56,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140999940] [2023-05-04 05:03:56,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:03:56,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:03:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:03:57,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 05:03:57,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:03:57,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140999940] [2023-05-04 05:03:57,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140999940] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:03:57,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:03:57,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 05:03:57,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62214874] [2023-05-04 05:03:57,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:03:57,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 05:03:57,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:03:57,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 05:03:57,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-05-04 05:03:57,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:03:57,020 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:03:57,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 05:03:57,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:03:57,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:03:57,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:03:57,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:03:57,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-04 05:03:57,258 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 05:03:57,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:03:57,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1727228799, now seen corresponding path program 2 times [2023-05-04 05:03:57,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:03:57,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898678942] [2023-05-04 05:03:57,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:03:57,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:03:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:03:59,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 05:03:59,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:03:59,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898678942] [2023-05-04 05:03:59,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898678942] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:03:59,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:03:59,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-05-04 05:03:59,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115921093] [2023-05-04 05:03:59,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:03:59,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-05-04 05:03:59,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:03:59,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-05-04 05:03:59,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2023-05-04 05:03:59,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:03:59,118 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:03:59,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.266666666666667) internal successors, (94), 15 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 05:03:59,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:03:59,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:03:59,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:00,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:00,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:00,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:00,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-04 05:04:00,760 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 05:04:00,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:04:00,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1645997597, now seen corresponding path program 3 times [2023-05-04 05:04:00,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:04:00,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674786379] [2023-05-04 05:04:00,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:04:00,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:04:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:04:03,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 05:04:03,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:04:03,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674786379] [2023-05-04 05:04:03,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674786379] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:04:03,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:04:03,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-05-04 05:04:03,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769042696] [2023-05-04 05:04:03,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:04:03,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-05-04 05:04:03,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:04:03,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-05-04 05:04:03,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2023-05-04 05:04:03,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:03,071 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:04:03,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.875) internal successors, (94), 16 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 05:04:03,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:03,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:03,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:03,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:05,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:05,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:05,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:05,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:05,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-04 05:04:05,830 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 05:04:05,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:04:05,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1043825985, now seen corresponding path program 4 times [2023-05-04 05:04:05,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:04:05,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026024858] [2023-05-04 05:04:05,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:04:05,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:04:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:04:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 05:04:07,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:04:07,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026024858] [2023-05-04 05:04:07,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026024858] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:04:07,329 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:04:07,330 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-05-04 05:04:07,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418550216] [2023-05-04 05:04:07,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:04:07,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-05-04 05:04:07,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:04:07,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-05-04 05:04:07,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2023-05-04 05:04:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:07,331 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:04:07,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.714285714285714) internal successors, (94), 14 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 05:04:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:07,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:11,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:11,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:11,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:11,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:11,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:11,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-04 05:04:11,424 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 05:04:11,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:04:11,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1303940417, now seen corresponding path program 5 times [2023-05-04 05:04:11,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:04:11,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645137736] [2023-05-04 05:04:11,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:04:11,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:04:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:04:12,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 05:04:12,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:04:12,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645137736] [2023-05-04 05:04:12,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645137736] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:04:12,597 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:04:12,598 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-05-04 05:04:12,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099761514] [2023-05-04 05:04:12,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:04:12,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-05-04 05:04:12,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:04:12,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-05-04 05:04:12,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2023-05-04 05:04:12,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:12,604 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:04:12,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.833333333333333) internal successors, (94), 12 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 05:04:12,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:12,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:12,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:12,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:15,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:15,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:15,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:15,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:15,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:15,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:15,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-04 05:04:15,581 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 05:04:15,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:04:15,581 INFO L85 PathProgramCache]: Analyzing trace with hash 165905137, now seen corresponding path program 6 times [2023-05-04 05:04:15,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:04:15,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495850542] [2023-05-04 05:04:15,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:04:15,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:04:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:04:15,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 05:04:15,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:04:15,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495850542] [2023-05-04 05:04:15,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495850542] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:04:15,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:04:15,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-04 05:04:15,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868273591] [2023-05-04 05:04:15,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:04:15,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 05:04:15,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:04:15,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 05:04:15,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-05-04 05:04:15,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:15,889 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:04:15,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.75) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 05:04:15,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:15,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:15,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:15,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:15,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:15,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:15,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:16,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:16,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:16,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:16,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:16,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:16,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:16,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:16,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-04 05:04:16,852 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 05:04:16,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:04:16,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1543728589, now seen corresponding path program 7 times [2023-05-04 05:04:16,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:04:16,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932262334] [2023-05-04 05:04:16,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:04:16,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:04:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:04:17,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 05:04:17,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:04:17,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932262334] [2023-05-04 05:04:17,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932262334] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:04:17,409 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:04:17,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-04 05:04:17,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294115260] [2023-05-04 05:04:17,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:04:17,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 05:04:17,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:04:17,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 05:04:17,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-05-04 05:04:17,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:17,411 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:04:17,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.75) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 05:04:17,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:17,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:17,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:17,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:17,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:17,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:17,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:17,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:18,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 05:04:18,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-05-04 05:04:18,463 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 05:04:18,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:04:18,463 INFO L85 PathProgramCache]: Analyzing trace with hash 2048251801, now seen corresponding path program 8 times [2023-05-04 05:04:18,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:04:18,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507930130] [2023-05-04 05:04:18,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:04:18,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:04:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:04:19,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 05:04:19,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:04:19,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507930130] [2023-05-04 05:04:19,553 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507930130] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:04:19,553 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:04:19,553 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-05-04 05:04:19,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391176797] [2023-05-04 05:04:19,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:04:19,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-04 05:04:19,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:04:19,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-04 05:04:19,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2023-05-04 05:04:19,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:19,555 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:04:19,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.230769230769231) internal successors, (94), 13 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 05:04:19,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:19,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:19,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:19,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:19,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:19,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:19,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:19,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 05:04:19,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:20,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:20,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:20,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:20,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:20,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:20,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:20,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:20,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 05:04:20,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-04 05:04:20,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-05-04 05:04:20,887 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 05:04:20,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:04:20,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1874990743, now seen corresponding path program 9 times [2023-05-04 05:04:20,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:04:20,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100031014] [2023-05-04 05:04:20,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:04:20,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:04:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:04:22,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 05:04:22,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:04:22,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100031014] [2023-05-04 05:04:22,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100031014] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:04:22,064 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:04:22,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-05-04 05:04:22,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355664004] [2023-05-04 05:04:22,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:04:22,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-04 05:04:22,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:04:22,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-04 05:04:22,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-05-04 05:04:22,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:22,065 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:04:22,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.230769230769231) internal successors, (94), 13 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 05:04:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 05:04:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-04 05:04:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:04:23,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 05:04:23,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 05:04:23,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 05:04:23,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:23,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 05:04:23,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:23,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 05:04:23,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 05:04:23,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-04 05:04:23,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 05:04:23,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-05-04 05:04:23,303 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 05:04:23,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:04:23,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1957402759, now seen corresponding path program 10 times [2023-05-04 05:04:23,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:04:23,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281285216] [2023-05-04 05:04:23,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:04:23,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:04:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-04 05:04:23,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-05-04 05:04:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-04 05:04:23,469 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-05-04 05:04:23,469 INFO L359 BasicCegarLoop]: Counterexample is feasible [2023-05-04 05:04:23,469 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2023-05-04 05:04:23,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2023-05-04 05:04:23,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2023-05-04 05:04:23,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2023-05-04 05:04:23,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-05-04 05:04:23,474 INFO L444 BasicCegarLoop]: Path program histogram: [10, 1] [2023-05-04 05:04:23,475 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2023-05-04 05:04:23,478 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 05:04:23,478 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 05:04:23,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 05:04:23 BasicIcfg [2023-05-04 05:04:23,595 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 05:04:23,595 INFO L158 Benchmark]: Toolchain (without parser) took 35253.69ms. Allocated memory was 177.2MB in the beginning and 4.2GB in the end (delta: 4.0GB). Free memory was 119.7MB in the beginning and 3.8GB in the end (delta: -3.7GB). Peak memory consumption was 306.1MB. Max. memory is 8.0GB. [2023-05-04 05:04:23,595 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 177.2MB. Free memory is still 138.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 05:04:23,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 630.27ms. Allocated memory is still 177.2MB. Free memory was 119.5MB in the beginning and 136.4MB in the end (delta: -16.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-05-04 05:04:23,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.43ms. Allocated memory is still 177.2MB. Free memory was 136.4MB in the beginning and 133.6MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-04 05:04:23,596 INFO L158 Benchmark]: Boogie Preprocessor took 42.31ms. Allocated memory is still 177.2MB. Free memory was 133.6MB in the beginning and 131.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 05:04:23,596 INFO L158 Benchmark]: RCFGBuilder took 863.91ms. Allocated memory is still 177.2MB. Free memory was 131.5MB in the beginning and 141.3MB in the end (delta: -9.8MB). Peak memory consumption was 43.5MB. Max. memory is 8.0GB. [2023-05-04 05:04:23,597 INFO L158 Benchmark]: TraceAbstraction took 33643.93ms. Allocated memory was 177.2MB in the beginning and 4.2GB in the end (delta: 4.0GB). Free memory was 140.3MB in the beginning and 3.8GB in the end (delta: -3.7GB). Peak memory consumption was 325.6MB. Max. memory is 8.0GB. [2023-05-04 05:04:23,598 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 177.2MB. Free memory is still 138.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 630.27ms. Allocated memory is still 177.2MB. Free memory was 119.5MB in the beginning and 136.4MB in the end (delta: -16.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 60.43ms. Allocated memory is still 177.2MB. Free memory was 136.4MB in the beginning and 133.6MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.31ms. Allocated memory is still 177.2MB. Free memory was 133.6MB in the beginning and 131.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 863.91ms. Allocated memory is still 177.2MB. Free memory was 131.5MB in the beginning and 141.3MB in the end (delta: -9.8MB). Peak memory consumption was 43.5MB. Max. memory is 8.0GB. * TraceAbstraction took 33643.93ms. Allocated memory was 177.2MB in the beginning and 4.2GB in the end (delta: 4.0GB). Free memory was 140.3MB in the beginning and 3.8GB in the end (delta: -3.7GB). Peak memory consumption was 325.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11100, independent: 10298, independent conditional: 8578, independent unconditional: 1720, dependent: 802, dependent conditional: 751, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10627, independent: 10298, independent conditional: 8578, independent unconditional: 1720, dependent: 329, dependent conditional: 278, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10627, independent: 10298, independent conditional: 8578, independent unconditional: 1720, dependent: 329, dependent conditional: 278, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11610, independent: 10298, independent conditional: 705, independent unconditional: 9593, dependent: 1312, dependent conditional: 278, dependent unconditional: 1034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11610, independent: 10298, independent conditional: 705, independent unconditional: 9593, dependent: 1312, dependent conditional: 262, dependent unconditional: 1050, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11610, independent: 10298, independent conditional: 705, independent unconditional: 9593, dependent: 1312, dependent conditional: 262, dependent unconditional: 1050, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1814, independent: 1742, independent conditional: 22, independent unconditional: 1720, dependent: 72, dependent conditional: 15, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1814, independent: 1714, independent conditional: 0, independent unconditional: 1714, dependent: 100, dependent conditional: 0, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 100, independent: 28, independent conditional: 22, independent unconditional: 6, dependent: 72, dependent conditional: 15, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 100, independent: 28, independent conditional: 22, independent unconditional: 6, dependent: 72, dependent conditional: 15, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1146, independent: 297, independent conditional: 244, independent unconditional: 53, dependent: 849, dependent conditional: 232, dependent unconditional: 617, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11610, independent: 8556, independent conditional: 683, independent unconditional: 7873, dependent: 1240, dependent conditional: 247, dependent unconditional: 993, unknown: 1814, unknown conditional: 37, unknown unconditional: 1777] , Statistics on independence cache: Total cache size (in pairs): 1814, Positive cache size: 1742, Positive conditional cache size: 22, Positive unconditional cache size: 1720, Negative cache size: 72, Negative conditional cache size: 15, Negative unconditional cache size: 57, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16, Maximal queried relation: 1, Independence queries for same thread: 473 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.9s, Number of persistent set computation: 1694, Number of trivial persistent sets: 1211, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1771, independent: 1720, independent conditional: 0, independent unconditional: 1720, 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: 11100, independent: 10298, independent conditional: 8578, independent unconditional: 1720, dependent: 802, dependent conditional: 751, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10627, independent: 10298, independent conditional: 8578, independent unconditional: 1720, dependent: 329, dependent conditional: 278, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10627, independent: 10298, independent conditional: 8578, independent unconditional: 1720, dependent: 329, dependent conditional: 278, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11610, independent: 10298, independent conditional: 705, independent unconditional: 9593, dependent: 1312, dependent conditional: 278, dependent unconditional: 1034, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11610, independent: 10298, independent conditional: 705, independent unconditional: 9593, dependent: 1312, dependent conditional: 262, dependent unconditional: 1050, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11610, independent: 10298, independent conditional: 705, independent unconditional: 9593, dependent: 1312, dependent conditional: 262, dependent unconditional: 1050, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1814, independent: 1742, independent conditional: 22, independent unconditional: 1720, dependent: 72, dependent conditional: 15, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1814, independent: 1714, independent conditional: 0, independent unconditional: 1714, dependent: 100, dependent conditional: 0, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 100, independent: 28, independent conditional: 22, independent unconditional: 6, dependent: 72, dependent conditional: 15, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 100, independent: 28, independent conditional: 22, independent unconditional: 6, dependent: 72, dependent conditional: 15, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1146, independent: 297, independent conditional: 244, independent unconditional: 53, dependent: 849, dependent conditional: 232, dependent unconditional: 617, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11610, independent: 8556, independent conditional: 683, independent unconditional: 7873, dependent: 1240, dependent conditional: 247, dependent unconditional: 993, unknown: 1814, unknown conditional: 37, unknown unconditional: 1777] , Statistics on independence cache: Total cache size (in pairs): 1814, Positive cache size: 1742, Positive conditional cache size: 22, Positive unconditional cache size: 1720, Negative cache size: 72, Negative conditional cache size: 15, Negative unconditional cache size: 57, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16, Maximal queried relation: 1, Independence queries for same thread: 473 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 507425, independent: 475072, independent conditional: 473224, independent unconditional: 1848, dependent: 32353, dependent conditional: 32286, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 480431, independent: 475072, independent conditional: 473224, independent unconditional: 1848, dependent: 5359, dependent conditional: 5292, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 480431, independent: 475072, independent conditional: 473224, independent unconditional: 1848, dependent: 5359, dependent conditional: 5292, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 523388, independent: 475072, independent conditional: 6307, independent unconditional: 468765, dependent: 48316, dependent conditional: 36650, dependent unconditional: 11666, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 523388, independent: 475072, independent conditional: 6307, independent unconditional: 468765, dependent: 48316, dependent conditional: 15428, dependent unconditional: 32888, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 523388, independent: 475072, independent conditional: 6307, independent unconditional: 468765, dependent: 48316, dependent conditional: 15428, dependent unconditional: 32888, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2489, independent: 2044, independent conditional: 196, independent unconditional: 1848, dependent: 445, dependent conditional: 368, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2489, independent: 1840, independent conditional: 0, independent unconditional: 1840, dependent: 649, dependent conditional: 0, dependent unconditional: 649, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 649, independent: 204, independent conditional: 196, independent unconditional: 8, dependent: 445, dependent conditional: 368, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 649, independent: 204, independent conditional: 196, independent unconditional: 8, dependent: 445, dependent conditional: 368, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6254, independent: 1514, independent conditional: 1474, independent unconditional: 40, dependent: 4740, dependent conditional: 4075, dependent unconditional: 665, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 523388, independent: 473028, independent conditional: 6111, independent unconditional: 466917, dependent: 47871, dependent conditional: 15060, dependent unconditional: 32811, unknown: 2489, unknown conditional: 564, unknown unconditional: 1925] , Statistics on independence cache: Total cache size (in pairs): 2489, Positive cache size: 2044, Positive conditional cache size: 196, Positive unconditional cache size: 1848, Negative cache size: 445, Negative conditional cache size: 368, Negative unconditional cache size: 77, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 21222, Maximal queried relation: 10, Independence queries for same thread: 26994 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.1s, Number of persistent set computation: 9578, Number of trivial persistent sets: 6721, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1915, independent: 1848, independent conditional: 0, independent unconditional: 1848, dependent: 67, dependent conditional: 0, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 507425, independent: 475072, independent conditional: 473224, independent unconditional: 1848, dependent: 32353, dependent conditional: 32286, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 480431, independent: 475072, independent conditional: 473224, independent unconditional: 1848, dependent: 5359, dependent conditional: 5292, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 480431, independent: 475072, independent conditional: 473224, independent unconditional: 1848, dependent: 5359, dependent conditional: 5292, dependent unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 523388, independent: 475072, independent conditional: 6307, independent unconditional: 468765, dependent: 48316, dependent conditional: 36650, dependent unconditional: 11666, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 523388, independent: 475072, independent conditional: 6307, independent unconditional: 468765, dependent: 48316, dependent conditional: 15428, dependent unconditional: 32888, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 523388, independent: 475072, independent conditional: 6307, independent unconditional: 468765, dependent: 48316, dependent conditional: 15428, dependent unconditional: 32888, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2489, independent: 2044, independent conditional: 196, independent unconditional: 1848, dependent: 445, dependent conditional: 368, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2489, independent: 1840, independent conditional: 0, independent unconditional: 1840, dependent: 649, dependent conditional: 0, dependent unconditional: 649, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 649, independent: 204, independent conditional: 196, independent unconditional: 8, dependent: 445, dependent conditional: 368, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 649, independent: 204, independent conditional: 196, independent unconditional: 8, dependent: 445, dependent conditional: 368, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6254, independent: 1514, independent conditional: 1474, independent unconditional: 40, dependent: 4740, dependent conditional: 4075, dependent unconditional: 665, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 523388, independent: 473028, independent conditional: 6111, independent unconditional: 466917, dependent: 47871, dependent conditional: 15060, dependent unconditional: 32811, unknown: 2489, unknown conditional: 564, unknown unconditional: 1925] , Statistics on independence cache: Total cache size (in pairs): 2489, Positive cache size: 2044, Positive conditional cache size: 196, Positive unconditional cache size: 1848, Negative cache size: 445, Negative conditional cache size: 368, Negative unconditional cache size: 77, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 21222, Maximal queried relation: 10, Independence queries for same thread: 26994 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L719] 0 _Bool x$flush_delayed; VAL [x$flush_delayed=0] [L730] 0 int *x$read_delayed_var; VAL [x$flush_delayed=0, x$read_delayed_var={0:0}] [L737] 0 _Bool weak$$choice0; VAL [weak$$choice0=0, x$flush_delayed=0, x$read_delayed_var={0:0}] [L738] 0 _Bool weak$$choice2; VAL [weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$read_delayed_var={0:0}] [L720] 0 int x$mem_tmp; VAL [weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$read_delayed_var={0:0}] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_p0_EAX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$read_delayed_var={0:0}] [L724] 0 _Bool x$r_buff0_thd3; VAL [__unbuffered_p0_EAX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd3=0, x$read_delayed_var={0:0}] [L722] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_p0_EAX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd1=0, x$r_buff0_thd3=0, x$read_delayed_var={0:0}] [L714] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd1=0, x$r_buff0_thd3=0, x$read_delayed_var={0:0}] [L723] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed_var={0:0}] [L721] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed_var={0:0}] [L729] 0 _Bool x$read_delayed; VAL [__unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L716] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L734] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff1_used=0] [L715] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff1_used=0] [L732] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0_used=0, x$w_buff1_used=0] [L731] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1_used=0] [L733] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L718] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L726] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd1=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L725] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L736] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L728] 0 _Bool x$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L727] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L849] 0 pthread_t t2537; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2537={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L850] FCALL, FORK 0 pthread_create(&t2537, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2537, ((void *)0), P0, ((void *)0))=-2, t2537={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L851] 0 pthread_t t2538; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2537={5:0}, t2538={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L852] FCALL, FORK 0 pthread_create(&t2538, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2538, ((void *)0), P1, ((void *)0))=-1, t2537={5:0}, t2538={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L853] 0 pthread_t t2539; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2537={5:0}, t2538={6:0}, t2539={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L854] FCALL, FORK 0 pthread_create(&t2539, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2539, ((void *)0), P2, ((void *)0))=0, t2537={5:0}, t2538={6:0}, t2539={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L812] 3 x$w_buff1 = x$w_buff0 [L813] 3 x$w_buff0 = 2 [L814] 3 x$w_buff1_used = x$w_buff0_used [L815] 3 x$w_buff0_used = (_Bool)1 [L816] CALL 3 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L19] COND FALSE 3 !(!expression) [L816] RET 3 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L817] 3 x$r_buff1_thd0 = x$r_buff0_thd0 [L818] 3 x$r_buff1_thd1 = x$r_buff0_thd1 [L819] 3 x$r_buff1_thd2 = x$r_buff0_thd2 [L820] 3 x$r_buff1_thd3 = x$r_buff0_thd3 [L821] 3 x$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L824] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L742] 1 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L747] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L748] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L749] 1 x$flush_delayed = weak$$choice2 [L750] 1 x$mem_tmp = x [L751] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L752] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L753] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L754] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L755] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L756] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L757] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] 1 __unbuffered_p0_EAX = x [L759] 1 x = x$flush_delayed ? x$mem_tmp : x [L760] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L772] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L775] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L776] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L777] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L778] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L779] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L765] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L782] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L783] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L784] 2 x$flush_delayed = weak$$choice2 [L785] 2 x$mem_tmp = x [L786] 2 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L787] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L788] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L789] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L790] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L791] 2 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L792] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L793] 2 __unbuffered_p1_EAX = x [L794] 2 x = x$flush_delayed ? x$mem_tmp : x [L795] 2 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=68, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L798] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L799] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L800] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L801] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L802] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=68, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L827] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L828] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L829] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L830] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L831] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=68, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L834] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=68, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L767] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=68, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L805] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=68, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L807] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=68, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L856] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2537={5:0}, t2538={6:0}, t2539={3:0}, weak$$choice0=68, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L836] 3 return 0; VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=68, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L858] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=68, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L858] RET 0 assume_abort_if_not(main$tmp_guard0) [L860] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L861] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L862] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L863] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L864] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2537={5:0}, t2538={6:0}, t2539={3:0}, weak$$choice0=68, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L867] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L868] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L869] 0 x$flush_delayed = weak$$choice2 [L870] 0 x$mem_tmp = x [L871] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L872] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L873] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L874] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L875] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L876] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L877] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L878] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1) [L879] 0 x = x$flush_delayed ? x$mem_tmp : x [L880] 0 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2537={5:0}, t2538={6:0}, t2539={3:0}, weak$$choice0=67, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L882] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=67, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L19] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=67, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 852]: 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: 850]: 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: 854]: 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: P2Thread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 141 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.9s, 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: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 71 ConstructedInterpolants, 0 QuantifiedInterpolants, 643 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 141 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 29.2s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 10, EmptinessCheckTime: 16.5s, 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: 136, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 11.9s InterpolantComputationTime, 1029 NumberOfCodeBlocks, 1029 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 925 ConstructedInterpolants, 0 QuantifiedInterpolants, 6938 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-05-04 05:04:23,636 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2023-05-04 05:04:23,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-04 05:04:24,058 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...