/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-PN-NoLbe-OGIterative-CovSimpl-Hitting.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-13 17:26:49,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-13 17:26:49,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-13 17:26:49,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-13 17:26:49,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-13 17:26:49,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-13 17:26:49,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-13 17:26:49,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-13 17:26:49,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-13 17:26:49,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-13 17:26:49,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-13 17:26:49,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-13 17:26:49,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-13 17:26:49,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-13 17:26:49,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-13 17:26:49,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-13 17:26:49,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-13 17:26:49,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-13 17:26:49,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-13 17:26:49,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-13 17:26:49,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-13 17:26:49,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-13 17:26:49,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-13 17:26:49,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-13 17:26:49,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-13 17:26:50,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-13 17:26:50,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-13 17:26:50,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-13 17:26:50,017 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-PN-NoLbe-OGIterative-CovSimpl-Hitting.epf [2021-08-13 17:26:50,050 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-13 17:26:50,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-13 17:26:50,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-13 17:26:50,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-13 17:26:50,055 INFO L138 SettingsManager]: * Use SBE=true [2021-08-13 17:26:50,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-13 17:26:50,055 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-13 17:26:50,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-13 17:26:50,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-13 17:26:50,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-13 17:26:50,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-13 17:26:50,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-13 17:26:50,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-13 17:26:50,056 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-13 17:26:50,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-13 17:26:50,072 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-13 17:26:50,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-13 17:26:50,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-13 17:26:50,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-13 17:26:50,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-13 17:26:50,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-13 17:26:50,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-13 17:26:50,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-13 17:26:50,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-13 17:26:50,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-13 17:26:50,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-13 17:26:50,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-13 17:26:50,074 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-13 17:26:50,074 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-13 17:26:50,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-13 17:26:50,074 INFO L138 SettingsManager]: * Compute cosets for OwickiGries annotation iteratively=true [2021-08-13 17:26:50,074 INFO L138 SettingsManager]: * Use hitting sets in computation of OwickiGries annotation=true [2021-08-13 17:26:50,074 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-13 17:26:50,075 INFO L138 SettingsManager]: * Simplify away covered predicates in OwickiGries annotation=true 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-13 17:26:50,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-13 17:26:50,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-13 17:26:50,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-13 17:26:50,396 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-13 17:26:50,397 INFO L275 PluginConnector]: CDTParser initialized [2021-08-13 17:26:50,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-08-13 17:26:50,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee036f2dd/6f261cf8c75f46d5a3bdfede7bf585c1/FLAG4a19fc5ae [2021-08-13 17:26:50,991 INFO L306 CDTParser]: Found 1 translation units. [2021-08-13 17:26:50,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-08-13 17:26:51,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee036f2dd/6f261cf8c75f46d5a3bdfede7bf585c1/FLAG4a19fc5ae [2021-08-13 17:26:51,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee036f2dd/6f261cf8c75f46d5a3bdfede7bf585c1 [2021-08-13 17:26:51,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-13 17:26:51,269 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-13 17:26:51,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-13 17:26:51,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-13 17:26:51,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-13 17:26:51,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 05:26:51" (1/1) ... [2021-08-13 17:26:51,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240f51db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51, skipping insertion in model container [2021-08-13 17:26:51,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 05:26:51" (1/1) ... [2021-08-13 17:26:51,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-13 17:26:51,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-13 17:26:51,470 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-13 17:26:51,647 WARN L224 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] [2021-08-13 17:26:51,651 WARN L224 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] [2021-08-13 17:26:51,652 WARN L224 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] [2021-08-13 17:26:51,656 WARN L224 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] [2021-08-13 17:26:51,656 WARN L224 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] [2021-08-13 17:26:51,657 WARN L224 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] [2021-08-13 17:26:51,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 17:26:51,666 INFO L203 MainTranslator]: Completed pre-run [2021-08-13 17:26:51,676 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-13 17:26:51,706 WARN L224 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] [2021-08-13 17:26:51,707 WARN L224 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] [2021-08-13 17:26:51,707 WARN L224 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] [2021-08-13 17:26:51,716 WARN L224 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] [2021-08-13 17:26:51,718 WARN L224 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] [2021-08-13 17:26:51,719 WARN L224 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] [2021-08-13 17:26:51,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 17:26:51,807 INFO L208 MainTranslator]: Completed translation [2021-08-13 17:26:51,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51 WrapperNode [2021-08-13 17:26:51,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-13 17:26:51,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-13 17:26:51,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-13 17:26:51,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-13 17:26:51,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51" (1/1) ... [2021-08-13 17:26:51,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51" (1/1) ... [2021-08-13 17:26:51,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-13 17:26:51,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-13 17:26:51,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-13 17:26:51,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-13 17:26:51,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51" (1/1) ... [2021-08-13 17:26:51,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51" (1/1) ... [2021-08-13 17:26:51,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51" (1/1) ... [2021-08-13 17:26:51,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51" (1/1) ... [2021-08-13 17:26:51,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51" (1/1) ... [2021-08-13 17:26:51,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51" (1/1) ... [2021-08-13 17:26:51,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51" (1/1) ... [2021-08-13 17:26:51,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-13 17:26:51,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-13 17:26:51,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-13 17:26:51,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-13 17:26:51,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-13 17:26:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-13 17:26:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-13 17:26:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-13 17:26:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-13 17:26:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-13 17:26:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2021-08-13 17:26:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2021-08-13 17:26:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-13 17:26:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-13 17:26:51,951 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-13 17:26:52,466 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-13 17:26:52,466 INFO L299 CfgBuilder]: Removed 17 assume(true) statements. [2021-08-13 17:26:52,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 05:26:52 BoogieIcfgContainer [2021-08-13 17:26:52,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-13 17:26:52,469 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-13 17:26:52,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-13 17:26:52,471 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-13 17:26:52,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 05:26:51" (1/3) ... [2021-08-13 17:26:52,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eead8ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 05:26:52, skipping insertion in model container [2021-08-13 17:26:52,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:26:51" (2/3) ... [2021-08-13 17:26:52,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eead8ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 05:26:52, skipping insertion in model container [2021-08-13 17:26:52,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 05:26:52" (3/3) ... [2021-08-13 17:26:52,474 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2021-08-13 17:26:52,478 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-13 17:26:52,479 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-13 17:26:52,479 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-13 17:26:52,504 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,505 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,505 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,505 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,505 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,505 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,506 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,506 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,506 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,506 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,506 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,506 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,506 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,507 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,507 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,507 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,507 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,507 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,507 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,507 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,507 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,508 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,508 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,508 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,508 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,508 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,508 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,508 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,509 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,509 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,509 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,509 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,509 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,509 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,509 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,509 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,510 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,510 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,510 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,510 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,510 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,510 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,510 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,510 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,511 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,511 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,511 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,511 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,511 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,511 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,511 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,511 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,511 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,512 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,512 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,512 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,512 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,512 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,512 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,512 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,512 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,512 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,513 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,513 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,513 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,513 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,513 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,513 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,513 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,513 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,513 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,513 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,514 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,514 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,514 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,514 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,514 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,514 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,514 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,514 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,515 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,515 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,515 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,515 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,515 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,515 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,515 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,515 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,515 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,516 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,516 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,516 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,516 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,516 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,516 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,516 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,517 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,517 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,517 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,517 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,517 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,517 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,517 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,518 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,518 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,518 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,518 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,518 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,518 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,518 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,518 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,518 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,518 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,519 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,519 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,519 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,519 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,519 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,519 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,519 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,519 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,520 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,520 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,520 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,520 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,520 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,520 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,520 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,521 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,521 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,521 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,521 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,521 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,521 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,521 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,521 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,521 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,522 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,522 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,522 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,522 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,522 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,522 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,522 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,522 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,522 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,523 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,523 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,523 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,523 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,523 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,523 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,523 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,524 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,524 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,524 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,524 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,524 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,524 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,524 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,524 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,525 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,525 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,525 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,525 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,525 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,527 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,527 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,527 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,527 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,528 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,528 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,528 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,528 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,528 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,528 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,528 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,528 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,528 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,528 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,529 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,529 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,529 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,529 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,529 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,529 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,529 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,529 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,530 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,530 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,530 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,530 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,530 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,530 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,530 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,530 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,533 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,533 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,533 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,533 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,533 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,533 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,533 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,534 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,534 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,534 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,534 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,534 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,534 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,534 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,534 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,534 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,535 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,535 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,535 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,535 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,535 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,538 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,539 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,539 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,539 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,539 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,539 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,540 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 17:26:52,550 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-08-13 17:26:52,569 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-13 17:26:52,585 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-13 17:26:52,586 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-13 17:26:52,586 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-13 17:26:52,586 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-13 17:26:52,586 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-13 17:26:52,586 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-13 17:26:52,586 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-13 17:26:52,586 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-13 17:26:52,597 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 122 places, 127 transitions, 262 flow [2021-08-13 17:26:52,635 INFO L129 PetriNetUnfolder]: 9/126 cut-off events. [2021-08-13 17:26:52,635 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-08-13 17:26:52,641 INFO L84 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 126 events. 9/126 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 219 event pairs, 0 based on Foata normal form. 0/114 useless extension candidates. Maximal degree in co-relation 91. Up to 2 conditions per place. [2021-08-13 17:26:52,641 INFO L82 GeneralOperation]: Start removeDead. Operand has 122 places, 127 transitions, 262 flow [2021-08-13 17:26:52,645 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 113 places, 118 transitions, 239 flow [2021-08-13 17:26:52,655 INFO L129 PetriNetUnfolder]: 3/50 cut-off events. [2021-08-13 17:26:52,655 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 17:26:52,655 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 17:26:52,656 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 17:26:52,656 INFO L430 AbstractCegarLoop]: === Iteration 1 === [reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-13 17:26:52,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 17:26:52,661 INFO L82 PathProgramCache]: Analyzing trace with hash 1219424077, now seen corresponding path program 1 times [2021-08-13 17:26:52,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 17:26:52,668 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399835819] [2021-08-13 17:26:52,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 17:26:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 17:26:52,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 17:26:52,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 17:26:52,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 17:26:52,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 17:26:52,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 17:26:52,874 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 17:26:52,874 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399835819] [2021-08-13 17:26:52,874 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399835819] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 17:26:52,874 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 17:26:52,875 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-13 17:26:52,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704212529] [2021-08-13 17:26:52,882 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-08-13 17:26:52,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 17:26:52,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-13 17:26:52,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-13 17:26:52,896 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 127 [2021-08-13 17:26:52,901 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 118 transitions, 239 flow. Second operand has 2 states, 2 states have (on average 121.5) internal successors, (243), 2 states have internal predecessors, (243), 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) [2021-08-13 17:26:52,901 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 17:26:52,901 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 127 [2021-08-13 17:26:52,902 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 17:26:52,932 INFO L129 PetriNetUnfolder]: 3/112 cut-off events. [2021-08-13 17:26:52,932 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 17:26:52,933 INFO L84 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 112 events. 3/112 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 193 event pairs, 0 based on Foata normal form. 6/112 useless extension candidates. Maximal degree in co-relation 114. Up to 2 conditions per place. [2021-08-13 17:26:52,934 INFO L132 encePairwiseOnDemand]: 121/127 looper letters, 0 selfloop transitions, 0 changer transitions 0/112 dead transitions. [2021-08-13 17:26:52,934 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 112 transitions, 227 flow [2021-08-13 17:26:52,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-13 17:26:52,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-08-13 17:26:52,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 248 transitions. [2021-08-13 17:26:52,944 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9763779527559056 [2021-08-13 17:26:52,945 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 248 transitions. [2021-08-13 17:26:52,945 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 248 transitions. [2021-08-13 17:26:52,946 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 17:26:52,948 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 248 transitions. [2021-08-13 17:26:52,952 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 124.0) internal successors, (248), 2 states have internal predecessors, (248), 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) [2021-08-13 17:26:52,961 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 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) [2021-08-13 17:26:52,962 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 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) [2021-08-13 17:26:52,962 INFO L348 CegarLoopForPetriNet]: 113 programPoint places, 1 predicate places. [2021-08-13 17:26:52,962 INFO L482 AbstractCegarLoop]: Abstraction has has 114 places, 112 transitions, 227 flow [2021-08-13 17:26:52,963 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 121.5) internal successors, (243), 2 states have internal predecessors, (243), 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) [2021-08-13 17:26:52,963 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 17:26:52,963 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 17:26:52,963 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-13 17:26:52,963 INFO L430 AbstractCegarLoop]: === Iteration 2 === [reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-13 17:26:52,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 17:26:52,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1219425038, now seen corresponding path program 1 times [2021-08-13 17:26:52,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 17:26:52,964 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982627740] [2021-08-13 17:26:52,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 17:26:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 17:26:53,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 17:26:53,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 17:26:53,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 17:26:53,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 17:26:53,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 17:26:53,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 17:26:53,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 17:26:53,036 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 17:26:53,036 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982627740] [2021-08-13 17:26:53,036 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982627740] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 17:26:53,036 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 17:26:53,037 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-13 17:26:53,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114472363] [2021-08-13 17:26:53,038 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-13 17:26:53,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 17:26:53,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-13 17:26:53,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-13 17:26:53,040 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 127 [2021-08-13 17:26:53,040 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 112 transitions, 227 flow. Second operand has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 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) [2021-08-13 17:26:53,040 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 17:26:53,040 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 127 [2021-08-13 17:26:53,041 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 17:26:53,106 INFO L129 PetriNetUnfolder]: 3/136 cut-off events. [2021-08-13 17:26:53,106 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-08-13 17:26:53,111 INFO L84 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 136 events. 3/136 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 143 event pairs, 0 based on Foata normal form. 0/129 useless extension candidates. Maximal degree in co-relation 147. Up to 7 conditions per place. [2021-08-13 17:26:53,113 INFO L132 encePairwiseOnDemand]: 124/127 looper letters, 7 selfloop transitions, 2 changer transitions 0/115 dead transitions. [2021-08-13 17:26:53,113 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 115 transitions, 251 flow [2021-08-13 17:26:53,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-13 17:26:53,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-13 17:26:53,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 355 transitions. [2021-08-13 17:26:53,118 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.931758530183727 [2021-08-13 17:26:53,118 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 355 transitions. [2021-08-13 17:26:53,118 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 355 transitions. [2021-08-13 17:26:53,119 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 17:26:53,119 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 355 transitions. [2021-08-13 17:26:53,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 118.33333333333333) internal successors, (355), 3 states have internal predecessors, (355), 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) [2021-08-13 17:26:53,123 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 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) [2021-08-13 17:26:53,123 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 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) [2021-08-13 17:26:53,124 INFO L348 CegarLoopForPetriNet]: 113 programPoint places, 3 predicate places. [2021-08-13 17:26:53,124 INFO L482 AbstractCegarLoop]: Abstraction has has 116 places, 115 transitions, 251 flow [2021-08-13 17:26:53,124 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 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) [2021-08-13 17:26:53,124 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 17:26:53,125 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 17:26:53,125 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-13 17:26:53,127 INFO L430 AbstractCegarLoop]: === Iteration 3 === [reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-13 17:26:53,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 17:26:53,128 INFO L82 PathProgramCache]: Analyzing trace with hash 1469681595, now seen corresponding path program 1 times [2021-08-13 17:26:53,128 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 17:26:53,128 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152725866] [2021-08-13 17:26:53,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 17:26:53,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-13 17:26:53,204 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-13 17:26:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-13 17:26:53,229 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-13 17:26:53,255 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-13 17:26:53,256 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-13 17:26:53,256 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-13 17:26:53,258 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-13 17:26:53,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 05:26:53 BasicIcfg [2021-08-13 17:26:53,298 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-13 17:26:53,299 INFO L168 Benchmark]: Toolchain (without parser) took 2029.36 ms. Allocated memory was 184.5 MB in the beginning and 224.4 MB in the end (delta: 39.8 MB). Free memory was 148.8 MB in the beginning and 189.1 MB in the end (delta: -40.3 MB). Peak memory consumption was 393.3 kB. Max. memory is 8.0 GB. [2021-08-13 17:26:53,299 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 184.5 MB. Free memory is still 166.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-13 17:26:53,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 536.21 ms. Allocated memory is still 184.5 MB. Free memory was 148.6 MB in the beginning and 133.4 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-08-13 17:26:53,300 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.15 ms. Allocated memory is still 184.5 MB. Free memory was 133.4 MB in the beginning and 131.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-13 17:26:53,301 INFO L168 Benchmark]: Boogie Preprocessor took 38.52 ms. Allocated memory is still 184.5 MB. Free memory was 130.8 MB in the beginning and 129.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-13 17:26:53,301 INFO L168 Benchmark]: RCFGBuilder took 570.48 ms. Allocated memory is still 184.5 MB. Free memory was 129.2 MB in the beginning and 150.5 MB in the end (delta: -21.3 MB). Peak memory consumption was 18.1 MB. Max. memory is 8.0 GB. [2021-08-13 17:26:53,302 INFO L168 Benchmark]: TraceAbstraction took 828.91 ms. Allocated memory was 184.5 MB in the beginning and 224.4 MB in the end (delta: 39.8 MB). Free memory was 150.0 MB in the beginning and 189.1 MB in the end (delta: -39.1 MB). Peak memory consumption was 214.0 kB. Max. memory is 8.0 GB. [2021-08-13 17:26:53,305 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 184.5 MB. Free memory is still 166.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 536.21 ms. Allocated memory is still 184.5 MB. Free memory was 148.6 MB in the beginning and 133.4 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 47.15 ms. Allocated memory is still 184.5 MB. Free memory was 133.4 MB in the beginning and 131.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 38.52 ms. Allocated memory is still 184.5 MB. Free memory was 130.8 MB in the beginning and 129.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 570.48 ms. Allocated memory is still 184.5 MB. Free memory was 129.2 MB in the beginning and 150.5 MB in the end (delta: -21.3 MB). Peak memory consumption was 18.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 828.91 ms. Allocated memory was 184.5 MB in the beginning and 224.4 MB in the end (delta: 39.8 MB). Free memory was 150.0 MB in the beginning and 189.1 MB in the end (delta: -39.1 MB). Peak memory consumption was 214.0 kB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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() - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 170 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 9.6ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 674.7ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 158.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 59.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 3 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=251occurred in iteration=2, 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: 36.1ms SsaConstructionTime, 109.8ms SatisfiabilityAnalysisTime, 108.4ms InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 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! Received shutdown request...