/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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 19:23:49,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 19:23:49,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 19:23:49,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-22 19:23:49,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-22 19:23:49,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-22 19:23:49,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-22 19:23:49,140 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-Lockstep.epf [2021-08-22 19:23:49,179 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 19:23:49,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 19:23:49,180 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 19:23:49,180 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 19:23:49,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 19:23:49,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 19:23:49,184 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 19:23:49,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 19:23:49,184 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 19:23:49,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 19:23:49,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 19:23:49,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 19:23:49,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 19:23:49,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 19:23:49,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 19:23:49,186 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 19:23:49,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 19:23:49,186 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 19:23:49,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 19:23:49,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 19:23:49,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 19:23:49,186 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 19:23:49,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 19:23:49,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 19:23:49,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 19:23:49,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 19:23:49,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 19:23:49,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 19:23:49,187 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-08-22 19:23:49,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 19:23:49,188 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 19:23:49,188 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 19:23:49,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 19:23:49,188 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-22 19:23:49,189 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-08-22 19:23:49,189 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 19:23:49,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 19:23:49,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 19:23:49,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 19:23:49,524 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-22 19:23:49,525 INFO L275 PluginConnector]: CDTParser initialized [2021-08-22 19:23:49,525 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-08-22 19:23:49,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19a4f23a4/ae88d6c2b2e149b6a4024208ad1d04d2/FLAGd3e022cb4 [2021-08-22 19:23:50,072 INFO L306 CDTParser]: Found 1 translation units. [2021-08-22 19:23:50,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-08-22 19:23:50,105 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19a4f23a4/ae88d6c2b2e149b6a4024208ad1d04d2/FLAGd3e022cb4 [2021-08-22 19:23:50,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19a4f23a4/ae88d6c2b2e149b6a4024208ad1d04d2 [2021-08-22 19:23:50,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 19:23:50,397 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-22 19:23:50,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-22 19:23:50,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-22 19:23:50,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-22 19:23:50,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:50,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b654407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50, skipping insertion in model container [2021-08-22 19:23:50,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:50,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-22 19:23:50,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-22 19:23:50,620 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-22 19:23:50,791 WARN L228 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] [2021-08-22 19:23:50,795 WARN L228 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] [2021-08-22 19:23:50,795 WARN L228 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] [2021-08-22 19:23:50,800 WARN L228 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] [2021-08-22 19:23:50,800 WARN L228 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] [2021-08-22 19:23:50,801 WARN L228 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] [2021-08-22 19:23:50,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 19:23:50,811 INFO L203 MainTranslator]: Completed pre-run [2021-08-22 19:23:50,826 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-22 19:23:50,909 WARN L228 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] [2021-08-22 19:23:50,910 WARN L228 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] [2021-08-22 19:23:50,911 WARN L228 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] [2021-08-22 19:23:50,913 WARN L228 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] [2021-08-22 19:23:50,914 WARN L228 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] [2021-08-22 19:23:50,914 WARN L228 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] [2021-08-22 19:23:50,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 19:23:50,988 INFO L208 MainTranslator]: Completed translation [2021-08-22 19:23:50,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50 WrapperNode [2021-08-22 19:23:50,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-22 19:23:50,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 19:23:50,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 19:23:50,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 19:23:50,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:51,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:51,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 19:23:51,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 19:23:51,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 19:23:51,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 19:23:51,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:51,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:51,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:51,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:51,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:51,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:51,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:51,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 19:23:51,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 19:23:51,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 19:23:51,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 19:23:51,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50" (1/1) ... [2021-08-22 19:23:51,126 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 19:23:51,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 19:23:51,145 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) [2021-08-22 19:23:51,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-22 19:23:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-22 19:23:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-22 19:23:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-22 19:23:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-22 19:23:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-22 19:23:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2021-08-22 19:23:51,196 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2021-08-22 19:23:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 19:23:51,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 19:23:51,197 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 19:23:51,694 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 19:23:51,694 INFO L299 CfgBuilder]: Removed 17 assume(true) statements. [2021-08-22 19:23:51,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:23:51 BoogieIcfgContainer [2021-08-22 19:23:51,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 19:23:51,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 19:23:51,698 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 19:23:51,702 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 19:23:51,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 07:23:50" (1/3) ... [2021-08-22 19:23:51,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b0a2e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 07:23:51, skipping insertion in model container [2021-08-22 19:23:51,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:23:50" (2/3) ... [2021-08-22 19:23:51,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b0a2e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 07:23:51, skipping insertion in model container [2021-08-22 19:23:51,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:23:51" (3/3) ... [2021-08-22 19:23:51,706 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2021-08-22 19:23:51,710 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 19:23:51,710 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 19:23:51,710 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-22 19:23:51,711 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 19:23:51,752 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,753 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,753 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,753 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,753 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,754 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,754 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,754 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,755 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,755 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,755 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,755 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,755 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,756 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,756 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,756 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,756 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,757 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,757 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,757 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,757 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,759 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,760 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,760 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,760 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,760 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,760 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,761 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,761 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,761 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,761 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,761 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,761 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,761 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,761 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,762 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,762 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,762 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,762 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,762 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,762 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,763 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,763 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,763 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,763 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,763 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,764 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,764 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,764 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,764 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,764 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,764 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,764 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,765 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,765 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,765 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,765 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,765 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,765 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,765 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,765 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,766 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,766 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,766 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,766 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,766 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,767 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,767 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,768 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,768 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,768 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,768 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,768 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,768 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,769 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,769 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,770 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,770 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,770 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,770 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,770 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,770 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,771 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,772 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,772 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,775 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,780 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,780 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,780 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,780 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,781 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,781 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,781 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,781 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,781 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,781 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,782 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,782 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,782 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,782 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,782 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,782 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,782 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,782 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,783 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,783 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,783 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,783 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,783 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,783 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,783 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,783 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,783 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,784 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,784 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,784 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,784 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,784 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,784 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,784 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,784 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,785 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,785 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,785 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,785 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,785 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,785 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,785 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,785 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,786 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,786 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,786 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,786 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,786 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,786 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,786 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,786 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,786 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,787 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,787 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,787 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,787 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,787 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,787 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,787 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,787 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,788 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,788 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,788 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,788 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,788 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,788 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,788 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,789 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,789 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,789 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,789 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,789 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,789 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,789 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,789 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,790 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,790 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,790 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,790 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,790 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,790 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,790 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,790 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,791 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,791 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,791 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,791 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,791 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,791 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,791 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,791 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,791 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,792 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,792 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,792 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,792 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,792 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,792 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,792 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,793 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,793 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,793 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,793 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,793 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,793 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,793 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,793 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,793 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,794 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,794 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,797 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,797 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,797 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,797 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,797 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,798 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,798 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,798 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,798 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,798 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,798 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,799 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,799 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,799 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,799 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,800 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,818 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,820 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,820 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,820 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,820 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,820 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,820 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,820 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,821 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,821 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,821 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,821 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 19:23:51,832 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-08-22 19:23:51,879 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 19:23:51,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 19:23:51,885 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) [2021-08-22 19:23:51,886 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 [2021-08-22 19:23:51,919 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == reader_nowait_fnThread1of1ForFork0 ======== [2021-08-22 19:23:51,925 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, mConcurrency=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 [2021-08-22 19:23:51,926 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-22 19:23:51,994 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] === [2021-08-22 19:23:51,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 19:23:51,998 INFO L82 PathProgramCache]: Analyzing trace with hash 200706784, now seen corresponding path program 1 times [2021-08-22 19:23:52,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 19:23:52,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282237203] [2021-08-22 19:23:52,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 19:23:52,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 19:23:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 19:23:52,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 19:23:52,164 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 19:23:52,164 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282237203] [2021-08-22 19:23:52,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282237203] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 19:23:52,165 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 19:23:52,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-22 19:23:52,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890664442] [2021-08-22 19:23:52,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-22 19:23:52,171 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 19:23:52,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-22 19:23:52,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-22 19:23:52,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 19:23:52,183 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 19:23:52,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 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) [2021-08-22 19:23:52,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 19:23:52,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 19:23:52,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 19:23:52,193 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] === [2021-08-22 19:23:52,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 19:23:52,194 INFO L82 PathProgramCache]: Analyzing trace with hash 200707745, now seen corresponding path program 1 times [2021-08-22 19:23:52,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 19:23:52,194 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952868945] [2021-08-22 19:23:52,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 19:23:52,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 19:23:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 19:23:52,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 19:23:52,261 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 19:23:52,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952868945] [2021-08-22 19:23:52,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952868945] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 19:23:52,261 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 19:23:52,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 19:23:52,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496150663] [2021-08-22 19:23:52,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 19:23:52,263 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 19:23:52,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 19:23:52,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 19:23:52,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 19:23:52,263 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 19:23:52,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-08-22 19:23:52,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 19:23:52,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 19:23:52,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 19:23:52,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 19:23:52,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-22 19:23:52,377 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] === [2021-08-22 19:23:52,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 19:23:52,385 INFO L82 PathProgramCache]: Analyzing trace with hash 124107507, now seen corresponding path program 1 times [2021-08-22 19:23:52,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 19:23:52,385 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555539983] [2021-08-22 19:23:52,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 19:23:52,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 19:23:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 19:23:52,457 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-22 19:23:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 19:23:52,557 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-22 19:23:52,557 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-22 19:23:52,558 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 19:23:52,561 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 19:23:52,561 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 19:23:52,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-22 19:23:52,574 INFO L308 ceAbstractionStarter]: Result for error location reader_nowait_fnThread1of1ForFork0 was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-08-22 19:23:52,577 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 19:23:52,578 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 19:23:52,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 07:23:52 BasicIcfg [2021-08-22 19:23:52,637 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 19:23:52,645 INFO L168 Benchmark]: Toolchain (without parser) took 2241.18 ms. Allocated memory is still 218.1 MB. Free memory was 181.9 MB in the beginning and 146.2 MB in the end (delta: 35.8 MB). Peak memory consumption was 37.3 MB. Max. memory is 8.0 GB. [2021-08-22 19:23:52,646 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 218.1 MB. Free memory is still 200.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 19:23:52,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.14 ms. Allocated memory is still 218.1 MB. Free memory was 181.7 MB in the beginning and 191.1 MB in the end (delta: -9.4 MB). Peak memory consumption was 21.7 MB. Max. memory is 8.0 GB. [2021-08-22 19:23:52,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.95 ms. Allocated memory is still 218.1 MB. Free memory was 191.1 MB in the beginning and 188.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-22 19:23:52,649 INFO L168 Benchmark]: Boogie Preprocessor took 46.92 ms. Allocated memory is still 218.1 MB. Free memory was 188.5 MB in the beginning and 186.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-22 19:23:52,649 INFO L168 Benchmark]: RCFGBuilder took 583.89 ms. Allocated memory is still 218.1 MB. Free memory was 186.9 MB in the beginning and 156.5 MB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 8.0 GB. [2021-08-22 19:23:52,650 INFO L168 Benchmark]: TraceAbstraction took 939.37 ms. Allocated memory is still 218.1 MB. Free memory was 155.9 MB in the beginning and 146.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 11.3 MB. Max. memory is 8.0 GB. [2021-08-22 19:23:52,652 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 218.1 MB. Free memory is still 200.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 589.14 ms. Allocated memory is still 218.1 MB. Free memory was 181.7 MB in the beginning and 191.1 MB in the end (delta: -9.4 MB). Peak memory consumption was 21.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 73.95 ms. Allocated memory is still 218.1 MB. Free memory was 191.1 MB in the beginning and 188.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 46.92 ms. Allocated memory is still 218.1 MB. Free memory was 188.5 MB in the beginning and 186.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 583.89 ms. Allocated memory is still 218.1 MB. Free memory was 186.9 MB in the beginning and 156.5 MB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 939.37 ms. Allocated memory is still 218.1 MB. Free memory was 155.9 MB in the beginning and 146.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 11.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1571, positive: 1552, positive conditional: 57, positive unconditional: 1495, 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: 1556, positive: 1552, positive conditional: 57, positive unconditional: 1495, 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: 1556, positive: 1552, positive conditional: 57, positive unconditional: 1495, 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: 1556, positive: 1552, positive conditional: 28, positive unconditional: 1524, 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: 1556, positive: 1552, positive conditional: 2, positive unconditional: 1550, 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: 1556, positive: 1552, positive conditional: 2, positive unconditional: 1550, 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: 1366, positive: 1362, positive conditional: 0, positive unconditional: 1362, 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: 1366, positive: 1362, positive conditional: 0, positive unconditional: 1362, 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: 57, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1556, positive: 190, positive conditional: 2, positive unconditional: 188, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1366, unknown conditional: 0, unknown unconditional: 1366] , Statistics on independence cache: Total cache size (in pairs): 1366, Positive cache size: 1362, Positive conditional cache size: 0, Positive unconditional cache size: 1362, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 26, Maximal queried relation: 0, Independence queries for same thread: 15 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 92, Number of persistent set computation: 58, Number of trivial persistent sets: 35, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1499, positive: 1495, positive conditional: 0, positive unconditional: 1495, 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: 1571, positive: 1552, positive conditional: 57, positive unconditional: 1495, 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: 1556, positive: 1552, positive conditional: 57, positive unconditional: 1495, 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: 1556, positive: 1552, positive conditional: 57, positive unconditional: 1495, 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: 1556, positive: 1552, positive conditional: 28, positive unconditional: 1524, 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: 1556, positive: 1552, positive conditional: 2, positive unconditional: 1550, 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: 1556, positive: 1552, positive conditional: 2, positive unconditional: 1550, 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: 1366, positive: 1362, positive conditional: 0, positive unconditional: 1362, 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: 1366, positive: 1362, positive conditional: 0, positive unconditional: 1362, 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: 57, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1556, positive: 190, positive conditional: 2, positive unconditional: 188, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1366, unknown conditional: 0, unknown unconditional: 1366] , Statistics on independence cache: Total cache size (in pairs): 1366, Positive cache size: 1362, Positive conditional cache size: 0, Positive unconditional cache size: 1362, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 26, Maximal queried relation: 0, Independence queries for same thread: 15 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms 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; [L865] 0 Ring r; [L823] EXPR 0 r->writer = 0 [L823] 0 r->reader = r->writer = 0 [L867] FCALL, FORK 0 pthread_create( &reader, ((void *)0), &reader_nowait_fn, &r ) [L851] 1 Ring *r = arg; [L852] 1 long val = 0, last = 0, i = 0; [L853] COND TRUE 1 i < 8 [L815] EXPR 1 r->reader [L815] EXPR 1 r->q[ r->reader ] [L815] 1 long x = r->q[ r->reader ]; [L816] EXPR 1 r->reader [L816] 1 r->reader = (r->reader + 1) % 4 [L817] 1 return x; [L854] 1 val = ring_dequeue( r ) [L855] 1 !(val == last + 1) ? reach_error() : (void)0 [L855] 1 reach_error() - 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, 170 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 698.3ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 21.4ms, PartialOrderReductionTime: 166.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms 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, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 10.5ms SsaConstructionTime, 104.4ms SatisfiabilityAnalysisTime, 108.4ms InterpolantComputationTime, 126 NumberOfCodeBlocks, 126 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 70 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! [2021-08-22 19:23:52,687 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-08-22 19:23:52,892 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...