/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-11 02:47:09,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-11 02:47:09,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-11 02:47:09,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-11 02:47:09,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-11 02:47:09,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-11 02:47:09,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-11 02:47:09,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-11 02:47:09,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-11 02:47:09,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-11 02:47:09,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-11 02:47:09,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-11 02:47:09,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-11 02:47:09,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-11 02:47:09,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-11 02:47:09,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-11 02:47:09,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-11 02:47:09,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-11 02:47:09,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-11 02:47:09,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-11 02:47:09,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe.epf [2022-02-11 02:47:09,444 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-11 02:47:09,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-11 02:47:09,444 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-11 02:47:09,444 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-11 02:47:09,445 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-11 02:47:09,445 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-11 02:47:09,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-11 02:47:09,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-11 02:47:09,446 INFO L138 SettingsManager]: * Use SBE=true [2022-02-11 02:47:09,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-11 02:47:09,446 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-11 02:47:09,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-11 02:47:09,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-11 02:47:09,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-11 02:47:09,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-11 02:47:09,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-11 02:47:09,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-11 02:47:09,448 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-11 02:47:09,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-11 02:47:09,448 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-11 02:47:09,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-11 02:47:09,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-11 02:47:09,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-11 02:47:09,449 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-11 02:47:09,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-11 02:47:09,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 02:47:09,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-11 02:47:09,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-11 02:47:09,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-11 02:47:09,450 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-11 02:47:09,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-11 02:47:09,450 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-11 02:47:09,450 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-11 02:47:09,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-11 02:47:09,451 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-11 02:47:09,451 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2022-02-11 02:47:09,451 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-11 02:47:09,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-11 02:47:09,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-11 02:47:09,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-11 02:47:09,650 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-11 02:47:09,651 INFO L275 PluginConnector]: CDTParser initialized [2022-02-11 02:47:09,651 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2022-02-11 02:47:09,707 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a2c9630a/779d653cd1964fdc8454c8f0e9893264/FLAGa6ddd6e11 [2022-02-11 02:47:10,153 INFO L306 CDTParser]: Found 1 translation units. [2022-02-11 02:47:10,154 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2022-02-11 02:47:10,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a2c9630a/779d653cd1964fdc8454c8f0e9893264/FLAGa6ddd6e11 [2022-02-11 02:47:10,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a2c9630a/779d653cd1964fdc8454c8f0e9893264 [2022-02-11 02:47:10,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-11 02:47:10,471 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-11 02:47:10,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-11 02:47:10,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-11 02:47:10,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-11 02:47:10,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:10,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@988fea6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10, skipping insertion in model container [2022-02-11 02:47:10,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:10,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-11 02:47:10,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-11 02:47:10,654 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-11 02:47:10,841 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-divine/ring_1w1r-1.i[39095,39108] [2022-02-11 02:47:10,844 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-divine/ring_1w1r-1.i[39180,39193] [2022-02-11 02:47:10,845 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-divine/ring_1w1r-1.i[39232,39245] [2022-02-11 02:47:10,848 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-divine/ring_1w1r-1.i[39641,39654] [2022-02-11 02:47:10,849 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-divine/ring_1w1r-1.i[39726,39739] [2022-02-11 02:47:10,849 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-divine/ring_1w1r-1.i[39778,39791] [2022-02-11 02:47:10,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 02:47:10,866 INFO L203 MainTranslator]: Completed pre-run [2022-02-11 02:47:10,882 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-11 02:47:10,902 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-divine/ring_1w1r-1.i[39095,39108] [2022-02-11 02:47:10,907 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-divine/ring_1w1r-1.i[39180,39193] [2022-02-11 02:47:10,907 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-divine/ring_1w1r-1.i[39232,39245] [2022-02-11 02:47:10,918 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-divine/ring_1w1r-1.i[39641,39654] [2022-02-11 02:47:10,920 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-divine/ring_1w1r-1.i[39726,39739] [2022-02-11 02:47:10,921 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-divine/ring_1w1r-1.i[39778,39791] [2022-02-11 02:47:10,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 02:47:10,960 INFO L208 MainTranslator]: Completed translation [2022-02-11 02:47:10,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10 WrapperNode [2022-02-11 02:47:10,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-11 02:47:10,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-11 02:47:10,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-11 02:47:10,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-11 02:47:10,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:10,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:11,009 INFO L137 Inliner]: procedures = 225, calls = 43, calls flagged for inlining = 10, calls inlined = 7, statements flattened = 113 [2022-02-11 02:47:11,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-11 02:47:11,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-11 02:47:11,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-11 02:47:11,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-11 02:47:11,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:11,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:11,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:11,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:11,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:11,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:11,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:11,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-11 02:47:11,052 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-11 02:47:11,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-11 02:47:11,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-11 02:47:11,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10" (1/1) ... [2022-02-11 02:47:11,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 02:47:11,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:47:11,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-11 02:47:11,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-11 02:47:11,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-11 02:47:11,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-11 02:47:11,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-11 02:47:11,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-11 02:47:11,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-11 02:47:11,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-11 02:47:11,124 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2022-02-11 02:47:11,124 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2022-02-11 02:47:11,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-11 02:47:11,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-11 02:47:11,125 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-11 02:47:11,209 INFO L234 CfgBuilder]: Building ICFG [2022-02-11 02:47:11,211 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-11 02:47:11,453 INFO L275 CfgBuilder]: Performing block encoding [2022-02-11 02:47:11,461 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-11 02:47:11,461 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-02-11 02:47:11,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 02:47:11 BoogieIcfgContainer [2022-02-11 02:47:11,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-11 02:47:11,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-11 02:47:11,464 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-11 02:47:11,468 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-11 02:47:11,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.02 02:47:10" (1/3) ... [2022-02-11 02:47:11,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38195313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 02:47:11, skipping insertion in model container [2022-02-11 02:47:11,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:47:10" (2/3) ... [2022-02-11 02:47:11,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38195313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 02:47:11, skipping insertion in model container [2022-02-11 02:47:11,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 02:47:11" (3/3) ... [2022-02-11 02:47:11,470 INFO L112 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2022-02-11 02:47:11,473 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-11 02:47:11,473 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-11 02:47:11,474 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-02-11 02:47:11,474 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-11 02:47:11,517 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,517 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,518 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,518 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,518 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,518 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,518 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,518 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,518 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,518 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,519 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,519 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,519 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,519 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,519 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,519 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,520 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,520 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,520 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,520 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,520 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,520 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,521 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,521 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,521 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,521 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,522 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,522 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,522 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,522 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,522 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,522 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,523 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,523 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,523 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,523 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,523 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,523 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,523 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,523 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,524 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,524 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,524 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,524 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,524 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,524 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,524 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,524 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,525 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,525 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,525 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,525 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,525 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,525 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,525 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,525 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,526 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,526 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,526 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,526 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,526 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,526 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,526 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,526 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,527 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,527 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,527 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,527 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,527 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,527 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,527 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,528 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,528 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,528 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,528 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,528 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,528 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,528 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,529 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,529 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,529 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,529 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,529 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,529 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,529 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,530 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,530 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,530 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,530 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,530 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,530 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,530 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,531 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,531 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,531 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,531 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,531 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,531 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,532 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,532 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,532 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,532 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,532 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,532 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,532 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,533 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,533 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,533 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,533 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,533 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,534 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,534 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,534 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,534 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,534 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,534 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,534 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,535 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,535 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,535 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,535 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,535 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,535 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,536 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,536 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,536 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,536 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,536 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,537 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,537 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,537 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,537 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,537 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,537 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,538 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,538 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,538 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,538 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,538 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,538 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,538 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,539 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,539 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,539 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,540 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,540 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,540 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,540 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,541 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,541 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,541 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,541 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,542 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,542 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,542 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,542 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,542 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,542 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,543 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,543 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,543 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,543 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,543 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,543 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,544 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,544 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,544 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,544 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,545 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,545 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,545 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,545 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,546 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,546 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,546 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,546 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,546 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,546 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,547 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,547 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,547 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,547 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,547 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,548 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,548 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,548 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,548 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,548 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,549 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,549 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,549 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,549 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,549 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,549 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,550 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,550 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,557 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,557 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,558 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,558 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,558 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,558 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,558 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,558 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,558 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,559 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,559 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,559 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,559 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,559 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,559 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,560 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,560 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,560 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,560 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,560 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,560 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,560 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,561 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,561 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,561 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,561 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,561 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,561 WARN L322 ript$VariableManager]: TermVariable |reader_nowait_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:47:11,565 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-11 02:47:11,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:47:11,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:47:11,618 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) [2022-02-11 02:47:11,620 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 [2022-02-11 02:47:11,645 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == reader_nowait_fnThread1of1ForFork0 ======== [2022-02-11 02:47:11,663 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2022-02-11 02:47:11,664 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-11 02:47:11,724 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:47:11,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:47:11,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1380320653, now seen corresponding path program 1 times [2022-02-11 02:47:11,736 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:47:11,737 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770032526] [2022-02-11 02:47:11,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:47:11,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:47:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:47:11,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:47:11,948 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:47:11,948 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770032526] [2022-02-11 02:47:11,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770032526] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:47:11,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:47:11,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 02:47:11,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279155041] [2022-02-11 02:47:11,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:47:11,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 02:47:11,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:47:11,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 02:47:11,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 02:47:11,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:47:11,973 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:47:11,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:47:11,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:47:11,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:47:11,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-11 02:47:11,986 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:47:11,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:47:11,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1380321614, now seen corresponding path program 1 times [2022-02-11 02:47:11,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:47:11,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330298493] [2022-02-11 02:47:11,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:47:11,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:47:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:47:12,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:47:12,076 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:47:12,076 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330298493] [2022-02-11 02:47:12,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330298493] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:47:12,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:47:12,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-11 02:47:12,077 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234226051] [2022-02-11 02:47:12,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:47:12,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 02:47:12,079 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:47:12,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 02:47:12,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 02:47:12,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:47:12,082 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:47:12,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:47:12,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:47:12,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:47:12,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:47:12,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:47:12,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-11 02:47:12,192 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-11 02:47:12,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:47:12,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1966319385, now seen corresponding path program 1 times [2022-02-11 02:47:12,194 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:47:12,194 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449577309] [2022-02-11 02:47:12,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:47:12,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:47:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:47:12,274 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-11 02:47:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:47:12,356 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-11 02:47:12,356 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-11 02:47:12,357 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-02-11 02:47:12,359 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-02-11 02:47:12,359 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-02-11 02:47:12,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-11 02:47:12,370 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-02-11 02:47:12,370 INFO L313 ceAbstractionStarter]: Result for error location reader_nowait_fnThread1of1ForFork0 was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2022-02-11 02:47:12,373 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-11 02:47:12,373 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-11 02:47:12,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.02 02:47:12 BasicIcfg [2022-02-11 02:47:12,433 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-11 02:47:12,434 INFO L158 Benchmark]: Toolchain (without parser) took 1962.94ms. Allocated memory was 191.9MB in the beginning and 231.7MB in the end (delta: 39.8MB). Free memory was 139.2MB in the beginning and 162.5MB in the end (delta: -23.3MB). Peak memory consumption was 17.7MB. Max. memory is 8.0GB. [2022-02-11 02:47:12,434 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 191.9MB. Free memory is still 157.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-11 02:47:12,435 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.42ms. Allocated memory is still 191.9MB. Free memory was 138.9MB in the beginning and 150.5MB in the end (delta: -11.6MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. [2022-02-11 02:47:12,435 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.18ms. Allocated memory is still 191.9MB. Free memory was 150.5MB in the beginning and 148.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-11 02:47:12,435 INFO L158 Benchmark]: Boogie Preprocessor took 40.84ms. Allocated memory is still 191.9MB. Free memory was 148.2MB in the beginning and 146.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-11 02:47:12,436 INFO L158 Benchmark]: RCFGBuilder took 411.08ms. Allocated memory is still 191.9MB. Free memory was 146.5MB in the beginning and 131.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-02-11 02:47:12,436 INFO L158 Benchmark]: TraceAbstraction took 969.45ms. Allocated memory was 191.9MB in the beginning and 231.7MB in the end (delta: 39.8MB). Free memory was 131.4MB in the beginning and 162.5MB in the end (delta: -31.1MB). Peak memory consumption was 10.1MB. Max. memory is 8.0GB. [2022-02-11 02:47:12,438 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 191.9MB. Free memory is still 157.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 489.42ms. Allocated memory is still 191.9MB. Free memory was 138.9MB in the beginning and 150.5MB in the end (delta: -11.6MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.18ms. Allocated memory is still 191.9MB. Free memory was 150.5MB in the beginning and 148.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.84ms. Allocated memory is still 191.9MB. Free memory was 148.2MB in the beginning and 146.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 411.08ms. Allocated memory is still 191.9MB. Free memory was 146.5MB in the beginning and 131.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 969.45ms. Allocated memory was 191.9MB in the beginning and 231.7MB in the end (delta: 39.8MB). Free memory was 131.4MB in the beginning and 162.5MB in the end (delta: -31.1MB). Peak memory consumption was 10.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1561, positive: 1542, positive conditional: 55, positive unconditional: 1487, negative: 19, negative conditional: 15, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1546, positive: 1542, positive conditional: 55, positive unconditional: 1487, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1546, positive: 1542, positive conditional: 55, positive unconditional: 1487, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1546, positive: 1542, positive conditional: 26, positive unconditional: 1516, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1546, positive: 1542, positive conditional: 2, positive unconditional: 1540, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1546, positive: 1542, positive conditional: 2, positive unconditional: 1540, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1464, positive: 1460, positive conditional: 0, positive unconditional: 1460, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1464, positive: 1460, positive conditional: 0, positive unconditional: 1460, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1546, positive: 82, positive conditional: 2, positive unconditional: 80, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1464, unknown conditional: 0, unknown unconditional: 1464] , Statistics on independence cache: Total cache size (in pairs): 1464, Positive cache size: 1460, Positive conditional cache size: 0, Positive unconditional cache size: 1460, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 24, Maximal queried relation: 0, Independence queries for same thread: 15 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 61, Number of trivial persistent sets: 36, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1491, positive: 1487, positive conditional: 0, positive unconditional: 1487, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1561, positive: 1542, positive conditional: 55, positive unconditional: 1487, negative: 19, negative conditional: 15, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1546, positive: 1542, positive conditional: 55, positive unconditional: 1487, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1546, positive: 1542, positive conditional: 55, positive unconditional: 1487, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1546, positive: 1542, positive conditional: 26, positive unconditional: 1516, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1546, positive: 1542, positive conditional: 2, positive unconditional: 1540, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1546, positive: 1542, positive conditional: 2, positive unconditional: 1540, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1464, positive: 1460, positive conditional: 0, positive unconditional: 1460, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1464, positive: 1460, positive conditional: 0, positive unconditional: 1460, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1546, positive: 82, positive conditional: 2, positive unconditional: 80, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1464, unknown conditional: 0, unknown unconditional: 1464] , Statistics on independence cache: Total cache size (in pairs): 1464, Positive cache size: 1460, Positive conditional cache size: 0, Positive unconditional cache size: 1460, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 24, Maximal queried relation: 0, Independence queries for same thread: 15 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 855]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L864] 0 pthread_t reader; VAL [reader={9:0}] [L865] 0 Ring r; VAL [r={8:0}, reader={9:0}] [L866] CALL 0 ring_init( &r ) [L823] EXPR 0 r->writer = 0 VAL [r={8:0}, r={8:0}] [L823] 0 r->reader = r->writer = 0 VAL [r={8:0}, r={8:0}] [L866] RET 0 ring_init( &r ) [L867] FCALL, FORK 0 pthread_create( &reader, ((void *)0), &reader_nowait_fn, &r ) VAL [pthread_create( &reader, ((void *)0), &reader_nowait_fn, &r )=-1, r={8:0}, reader={9:0}] [L851] 1 Ring *r = arg; VAL [arg={8:0}, arg={8:0}, r={8:0}] [L852] 1 long val = 0, last = 0, i = 0; VAL [arg={8:0}, arg={8:0}, i=0, last=0, r={8:0}, val=0] [L853] COND TRUE 1 i < 8 VAL [arg={8:0}, arg={8:0}, i=0, last=0, r={8:0}, val=0] [L854] CALL, EXPR 1 ring_dequeue( r ) [L815] EXPR 1 r->reader VAL [r={8:0}, r={8:0}, r->reader=0] [L815] EXPR 1 r->q[ r->reader ] VAL [r={8:0}, r={8:0}, r->q[ r->reader ]=-2, r->reader=0] [L815] 1 long x = r->q[ r->reader ]; VAL [r={8:0}, r={8:0}, r->q[ r->reader ]=-2, r->reader=0, x=-2] [L816] EXPR 1 r->reader VAL [r={8:0}, r={8:0}, r->reader=0, x=-2] [L816] 1 r->reader = (r->reader + 1) % 4 VAL [r={8:0}, r={8:0}, r->reader=0, x=-2] [L817] 1 return x; VAL [\result=-2, r={8:0}, r={8:0}, x=-2] [L854] RET, EXPR 1 ring_dequeue( r ) [L854] 1 val = ring_dequeue( r ) VAL [arg={8:0}, arg={8:0}, i=0, last=0, r={8:0}, ring_dequeue( r )=-2, val=-2] [L855] 1 !(val == last + 1) ? reach_error() : (void)0 VAL [arg={8:0}, arg={8:0}, i=0, last=0, r={8:0}, val=-2] [L855] 1 reach_error() VAL [arg={8:0}, arg={8:0}, i=0, last=0, r={8:0}, val=-2] - UnprovableResult [Line: 859]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 860]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: reader_nowait_fnThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 188 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 139 NumberOfCodeBlocks, 139 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 80 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-02-11 02:47:12,467 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-02-11 02:47:12,671 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...