/usr/bin/java -Xmx16000000000 -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-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-29 01:47:44,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-29 01:47:44,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-29 01:47:44,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-29 01:47:44,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-29 01:47:44,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-29 01:47:44,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-29 01:47:44,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-29 01:47:44,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-29 01:47:44,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-29 01:47:44,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-29 01:47:44,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-29 01:47:44,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-29 01:47:44,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-29 01:47:44,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-29 01:47:44,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-29 01:47:44,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-29 01:47:44,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-29 01:47:44,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-29 01:47:44,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-29 01:47:44,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-29 01:47:44,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-29 01:47:44,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-29 01:47:44,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-29 01:47:44,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-04-29 01:47:44,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-04-29 01:47:44,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-04-29 01:47:44,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-04-29 01:47:44,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-04-29 01:47:44,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-04-29 01:47:44,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-29 01:47:44,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-29 01:47:44,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-29 01:47:44,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-29 01:47:44,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-29 01:47:44,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-29 01:47:44,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-29 01:47:44,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-29 01:47:44,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-29 01:47:44,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-29 01:47:44,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-29 01:47:44,377 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-RepeatedSemanticLbeWithPredicates.epf [2021-04-29 01:47:44,423 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-29 01:47:44,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-29 01:47:44,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-29 01:47:44,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-29 01:47:44,433 INFO L138 SettingsManager]: * Use SBE=true [2021-04-29 01:47:44,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-29 01:47:44,435 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-29 01:47:44,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-29 01:47:44,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-29 01:47:44,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-29 01:47:44,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-29 01:47:44,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-29 01:47:44,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-29 01:47:44,440 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-29 01:47:44,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-29 01:47:44,441 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-29 01:47:44,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-29 01:47:44,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-29 01:47:44,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-29 01:47:44,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-29 01:47:44,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-29 01:47:44,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-29 01:47:44,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-29 01:47:44,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-29 01:47:44,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-29 01:47:44,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-29 01:47:44,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-29 01:47:44,446 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-29 01:47:44,446 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-29 01:47:44,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-29 01:47:44,447 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-29 01:47:45,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-29 01:47:45,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-29 01:47:45,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-29 01:47:45,101 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-29 01:47:45,102 INFO L275 PluginConnector]: CDTParser initialized [2021-04-29 01:47:45,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-04-29 01:47:45,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d048f693f/3731470f25cc4ecb8224df63f8c3c36c/FLAG8f578c992 [2021-04-29 01:47:46,166 INFO L306 CDTParser]: Found 1 translation units. [2021-04-29 01:47:46,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-04-29 01:47:46,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d048f693f/3731470f25cc4ecb8224df63f8c3c36c/FLAG8f578c992 [2021-04-29 01:47:46,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d048f693f/3731470f25cc4ecb8224df63f8c3c36c [2021-04-29 01:47:46,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-29 01:47:46,412 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-29 01:47:46,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-29 01:47:46,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-29 01:47:46,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-29 01:47:46,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 01:47:46" (1/1) ... [2021-04-29 01:47:46,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@418d0d64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:46, skipping insertion in model container [2021-04-29 01:47:46,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 01:47:46" (1/1) ... [2021-04-29 01:47:46,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-29 01:47:46,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-29 01:47:46,709 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-04-29 01:47:47,234 WARN L226 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] [2021-04-29 01:47:47,243 WARN L226 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] [2021-04-29 01:47:47,245 WARN L226 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] [2021-04-29 01:47:47,255 WARN L226 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] [2021-04-29 01:47:47,258 WARN L226 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] [2021-04-29 01:47:47,259 WARN L226 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] [2021-04-29 01:47:47,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 01:47:47,284 INFO L203 MainTranslator]: Completed pre-run [2021-04-29 01:47:47,303 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-04-29 01:47:47,340 WARN L226 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] [2021-04-29 01:47:47,342 WARN L226 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] [2021-04-29 01:47:47,344 WARN L226 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] [2021-04-29 01:47:47,349 WARN L226 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] [2021-04-29 01:47:47,351 WARN L226 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] [2021-04-29 01:47:47,352 WARN L226 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] [2021-04-29 01:47:47,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 01:47:47,593 INFO L208 MainTranslator]: Completed translation [2021-04-29 01:47:47,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47 WrapperNode [2021-04-29 01:47:47,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-29 01:47:47,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-29 01:47:47,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-29 01:47:47,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-29 01:47:47,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47" (1/1) ... [2021-04-29 01:47:47,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47" (1/1) ... [2021-04-29 01:47:47,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-29 01:47:47,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-29 01:47:47,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-29 01:47:47,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-29 01:47:47,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47" (1/1) ... [2021-04-29 01:47:47,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47" (1/1) ... [2021-04-29 01:47:47,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47" (1/1) ... [2021-04-29 01:47:47,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47" (1/1) ... [2021-04-29 01:47:47,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47" (1/1) ... [2021-04-29 01:47:47,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47" (1/1) ... [2021-04-29 01:47:47,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47" (1/1) ... [2021-04-29 01:47:47,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-29 01:47:47,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-29 01:47:47,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-29 01:47:47,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-29 01:47:47,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47" (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 [2021-04-29 01:47:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-29 01:47:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-29 01:47:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-29 01:47:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-29 01:47:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-29 01:47:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2021-04-29 01:47:48,010 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2021-04-29 01:47:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-29 01:47:48,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-29 01:47:48,013 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-29 01:47:48,827 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-29 01:47:48,828 INFO L299 CfgBuilder]: Removed 17 assume(true) statements. [2021-04-29 01:47:48,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 01:47:48 BoogieIcfgContainer [2021-04-29 01:47:48,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-29 01:47:48,834 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-29 01:47:48,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-29 01:47:48,839 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-29 01:47:48,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.04 01:47:46" (1/3) ... [2021-04-29 01:47:48,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4877ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 01:47:48, skipping insertion in model container [2021-04-29 01:47:48,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:47:47" (2/3) ... [2021-04-29 01:47:48,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4877ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 01:47:48, skipping insertion in model container [2021-04-29 01:47:48,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 01:47:48" (3/3) ... [2021-04-29 01:47:48,845 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2021-04-29 01:47:48,861 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-29 01:47:48,871 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-04-29 01:47:48,873 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-29 01:47:48,926 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,927 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,927 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,927 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,928 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,928 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,928 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,928 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,929 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,929 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,929 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,929 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,929 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,930 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,930 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,930 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,930 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,931 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,931 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,931 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,931 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,932 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,932 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,932 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,933 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,933 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,933 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,933 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,934 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,934 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,934 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,934 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,934 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,935 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,935 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,935 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,935 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,935 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,936 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,936 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,936 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,937 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,937 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,937 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,937 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,938 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,938 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,938 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,939 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,939 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,939 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,939 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,939 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,940 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,940 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,940 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,940 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,941 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,941 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,941 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,941 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,941 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,941 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,942 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,942 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,942 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,942 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,943 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,943 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,943 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,944 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,944 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,944 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,944 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,945 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,945 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,945 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,945 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,946 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,946 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,946 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,947 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,947 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,947 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,947 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,947 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,948 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,948 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,948 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,948 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,949 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,949 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,949 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,950 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,950 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,950 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,950 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,950 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,951 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,951 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,952 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,952 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,952 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,952 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,953 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,953 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,954 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,954 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,954 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,955 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,955 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,955 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,956 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,956 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,957 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,957 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,957 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,958 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,958 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,958 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,958 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,959 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,959 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,959 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,960 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,960 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,960 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,961 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,961 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,961 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,962 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,962 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,962 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,963 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,963 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,963 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,964 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,965 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,965 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,965 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,966 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,966 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,966 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,967 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,968 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,968 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,968 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,969 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,969 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,969 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,970 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,970 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,970 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,971 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,971 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,972 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,972 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,972 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,973 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,973 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,973 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,974 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,974 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,974 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,974 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,975 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,975 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,976 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,976 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,976 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,977 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,977 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,977 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,977 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,978 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,978 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,978 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,978 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,979 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,979 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,980 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,980 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,980 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,980 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,981 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,981 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,981 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,982 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,982 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,982 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,982 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,983 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,983 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,983 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,984 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,984 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,987 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,988 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,988 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,989 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,989 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,989 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,989 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,990 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,990 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,990 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,990 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,991 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,991 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,991 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,992 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,992 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,992 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,992 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,993 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,993 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,993 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,994 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,994 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,994 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,994 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,994 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,995 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:48,995 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:47:49,005 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-04-29 01:47:49,037 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-04-29 01:47:49,075 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 01:47:49,075 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 01:47:49,075 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 01:47:49,076 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 01:47:49,076 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 01:47:49,076 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 01:47:49,076 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 01:47:49,076 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 01:47:49,101 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 124 transitions, 256 flow [2021-04-29 01:47:49,178 INFO L129 PetriNetUnfolder]: 9/123 cut-off events. [2021-04-29 01:47:49,178 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 01:47:49,189 INFO L84 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 123 events. 9/123 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 216 event pairs, 0 based on Foata normal form. 0/111 useless extension candidates. Maximal degree in co-relation 90. Up to 2 conditions per place. [2021-04-29 01:47:49,189 INFO L82 GeneralOperation]: Start removeDead. Operand has 119 places, 124 transitions, 256 flow [2021-04-29 01:47:49,198 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 110 places, 115 transitions, 233 flow [2021-04-29 01:47:49,201 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:47:49,239 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 110 places, 115 transitions, 233 flow [2021-04-29 01:47:49,249 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 110 places, 115 transitions, 233 flow [2021-04-29 01:47:49,260 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 115 transitions, 233 flow [2021-04-29 01:47:49,315 INFO L129 PetriNetUnfolder]: 9/115 cut-off events. [2021-04-29 01:47:49,315 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 01:47:49,317 INFO L84 FinitePrefix]: Finished finitePrefix Result has 119 conditions, 115 events. 9/115 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 207 event pairs, 0 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 90. Up to 2 conditions per place. [2021-04-29 01:47:49,326 INFO L146 LiptonReduction]: Number of co-enabled transitions 3888 [2021-04-29 01:48:03,175 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:48:06,292 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 01:48:06,687 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 01:48:06,819 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 01:48:07,028 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 01:48:07,646 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 01:48:07,988 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 01:48:08,098 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 01:48:08,429 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 94 [2021-04-29 01:48:08,575 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:48:08,910 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 94 [2021-04-29 01:48:09,058 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:48:09,313 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 01:48:09,431 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 01:48:09,740 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 01:48:09,869 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 01:48:10,222 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 94 [2021-04-29 01:48:10,388 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:48:10,748 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 94 [2021-04-29 01:48:10,905 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:48:11,270 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2021-04-29 01:48:11,438 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 01:48:11,812 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2021-04-29 01:48:12,007 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 01:48:12,390 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 102 [2021-04-29 01:48:12,587 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-29 01:48:13,001 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 102 [2021-04-29 01:48:13,190 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-29 01:48:13,976 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2021-04-29 01:48:14,137 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 01:48:14,502 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2021-04-29 01:48:14,681 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 01:48:15,300 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2021-04-29 01:48:15,600 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-04-29 01:48:16,079 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2021-04-29 01:48:16,289 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-04-29 01:48:16,728 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2021-04-29 01:48:16,928 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 01:48:17,383 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2021-04-29 01:48:17,574 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 01:48:18,201 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 01:48:18,348 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 01:48:18,601 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 01:48:18,727 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 01:48:19,201 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 109 [2021-04-29 01:48:19,395 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 01:48:19,854 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 109 [2021-04-29 01:48:20,072 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 01:48:20,148 INFO L158 LiptonReduction]: Checked pairs total: 34968 [2021-04-29 01:48:20,149 INFO L160 LiptonReduction]: Total number of compositions: 218 [2021-04-29 01:48:20,156 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 30957 [2021-04-29 01:48:20,185 INFO L129 PetriNetUnfolder]: 1/68 cut-off events. [2021-04-29 01:48:20,186 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 01:48:20,186 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:48:20,187 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-04-29 01:48:20,188 INFO L428 AbstractCegarLoop]: === Iteration 1 === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:48:20,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:48:20,196 INFO L82 PathProgramCache]: Analyzing trace with hash 18014698, now seen corresponding path program 1 times [2021-04-29 01:48:20,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:48:20,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233077425] [2021-04-29 01:48:20,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:48:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:48:20,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:48:20,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:48:20,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:48:20,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 01:48:20,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:48:20,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233077425] [2021-04-29 01:48:20,493 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:48:20,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 01:48:20,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578349599] [2021-04-29 01:48:20,512 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 01:48:20,513 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:48:20,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 01:48:20,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 01:48:20,537 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 295 out of 342 [2021-04-29 01:48:20,545 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 140 transitions, 283 flow. Second operand has 3 states, 3 states have (on average 296.0) internal successors, (888), 3 states have internal predecessors, (888), 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) [2021-04-29 01:48:20,545 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:48:20,546 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 295 of 342 [2021-04-29 01:48:20,547 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:48:20,669 INFO L129 PetriNetUnfolder]: 4/167 cut-off events. [2021-04-29 01:48:20,669 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 01:48:20,672 INFO L84 FinitePrefix]: Finished finitePrefix Result has 202 conditions, 167 events. 4/167 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1014 event pairs, 0 based on Foata normal form. 21/45 useless extension candidates. Maximal degree in co-relation 160. Up to 21 conditions per place. [2021-04-29 01:48:20,676 INFO L132 encePairwiseOnDemand]: 328/342 looper letters, 27 selfloop transitions, 3 changer transitions 34/145 dead transitions. [2021-04-29 01:48:20,676 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 145 transitions, 353 flow [2021-04-29 01:48:20,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 01:48:20,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 01:48:20,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 926 transitions. [2021-04-29 01:48:20,703 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9025341130604289 [2021-04-29 01:48:20,704 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 926 transitions. [2021-04-29 01:48:20,706 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 926 transitions. [2021-04-29 01:48:20,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:48:20,714 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 926 transitions. [2021-04-29 01:48:20,724 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 308.6666666666667) internal successors, (926), 3 states have internal predecessors, (926), 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) [2021-04-29 01:48:20,740 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 342.0) internal successors, (1368), 4 states have internal predecessors, (1368), 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) [2021-04-29 01:48:20,742 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 342.0) internal successors, (1368), 4 states have internal predecessors, (1368), 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) [2021-04-29 01:48:20,746 INFO L185 Difference]: Start difference. First operand has 138 places, 140 transitions, 283 flow. Second operand 3 states and 926 transitions. [2021-04-29 01:48:20,748 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 137 places, 145 transitions, 353 flow [2021-04-29 01:48:20,755 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 145 transitions, 352 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-29 01:48:20,761 INFO L241 Difference]: Finished difference. Result has 137 places, 102 transitions, 231 flow [2021-04-29 01:48:20,764 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=342, PETRI_DIFFERENCE_MINUEND_FLOW=270, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=134, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=231, PETRI_PLACES=137, PETRI_TRANSITIONS=102} [2021-04-29 01:48:20,765 INFO L343 CegarLoopForPetriNet]: 138 programPoint places, -1 predicate places. [2021-04-29 01:48:20,766 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:48:20,766 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 137 places, 102 transitions, 231 flow [2021-04-29 01:48:20,766 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 137 places, 102 transitions, 231 flow [2021-04-29 01:48:20,767 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 103 places, 102 transitions, 231 flow [2021-04-29 01:48:20,790 INFO L129 PetriNetUnfolder]: 4/133 cut-off events. [2021-04-29 01:48:20,790 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 01:48:20,793 INFO L84 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 133 events. 4/133 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 845 event pairs, 0 based on Foata normal form. 0/25 useless extension candidates. Maximal degree in co-relation 144. Up to 11 conditions per place. [2021-04-29 01:48:20,800 INFO L146 LiptonReduction]: Number of co-enabled transitions 4712 [2021-04-29 01:48:21,280 INFO L158 LiptonReduction]: Checked pairs total: 8642 [2021-04-29 01:48:21,281 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-29 01:48:21,281 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 515 [2021-04-29 01:48:21,285 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 103 transitions, 233 flow [2021-04-29 01:48:21,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 296.0) internal successors, (888), 3 states have internal predecessors, (888), 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) [2021-04-29 01:48:21,287 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:48:21,287 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-04-29 01:48:21,288 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-29 01:48:21,288 INFO L428 AbstractCegarLoop]: === Iteration 2 === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:48:21,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:48:21,289 INFO L82 PathProgramCache]: Analyzing trace with hash -192345864, now seen corresponding path program 1 times [2021-04-29 01:48:21,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:48:21,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233221348] [2021-04-29 01:48:21,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:48:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 01:48:21,358 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 01:48:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 01:48:21,402 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 01:48:21,439 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-04-29 01:48:21,439 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-04-29 01:48:21,441 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-29 01:48:21,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.04 01:48:21 BasicIcfg [2021-04-29 01:48:21,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-29 01:48:21,479 INFO L168 Benchmark]: Toolchain (without parser) took 35126.12 ms. Allocated memory was 308.3 MB in the beginning and 685.8 MB in the end (delta: 377.5 MB). Free memory was 281.3 MB in the beginning and 369.5 MB in the end (delta: -88.1 MB). Peak memory consumption was 290.5 MB. Max. memory is 16.0 GB. [2021-04-29 01:48:21,480 INFO L168 Benchmark]: CDTParser took 1.25 ms. Allocated memory is still 308.3 MB. Free memory was 276.3 MB in the beginning and 276.1 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-29 01:48:21,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1178.14 ms. Allocated memory is still 308.3 MB. Free memory was 278.2 MB in the beginning and 264.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.0 GB. [2021-04-29 01:48:21,482 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.53 ms. Allocated memory is still 308.3 MB. Free memory was 264.6 MB in the beginning and 262.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-29 01:48:21,483 INFO L168 Benchmark]: Boogie Preprocessor took 89.42 ms. Allocated memory is still 308.3 MB. Free memory was 262.5 MB in the beginning and 260.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-29 01:48:21,484 INFO L168 Benchmark]: RCFGBuilder took 992.84 ms. Allocated memory is still 308.3 MB. Free memory was 260.4 MB in the beginning and 228.9 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2021-04-29 01:48:21,485 INFO L168 Benchmark]: TraceAbstraction took 32642.97 ms. Allocated memory was 308.3 MB in the beginning and 685.8 MB in the end (delta: 377.5 MB). Free memory was 228.9 MB in the beginning and 369.5 MB in the end (delta: -140.5 MB). Peak memory consumption was 240.1 MB. Max. memory is 16.0 GB. [2021-04-29 01:48:21,489 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 ms. Allocated memory is still 308.3 MB. Free memory was 276.3 MB in the beginning and 276.1 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1178.14 ms. Allocated memory is still 308.3 MB. Free memory was 278.2 MB in the beginning and 264.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 144.53 ms. Allocated memory is still 308.3 MB. Free memory was 264.6 MB in the beginning and 262.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 89.42 ms. Allocated memory is still 308.3 MB. Free memory was 262.5 MB in the beginning and 260.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 992.84 ms. Allocated memory is still 308.3 MB. Free memory was 260.4 MB in the beginning and 228.9 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 32642.97 ms. Allocated memory was 308.3 MB in the beginning and 685.8 MB in the end (delta: 377.5 MB). Free memory was 228.9 MB in the beginning and 369.5 MB in the end (delta: -140.5 MB). Peak memory consumption was 240.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 30900.4ms, 110 PlacesBefore, 138 PlacesAfterwards, 115 TransitionsBefore, 140 TransitionsAfterwards, 3888 CoEnabledTransitionPairs, 8 FixpointIterations, 84 TrivialSequentialCompositions, 122 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 5 ChoiceCompositions, 218 TotalNumberOfCompositions, 34968 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 8934, positive: 8320, positive conditional: 8320, positive unconditional: 0, negative: 614, negative conditional: 614, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4537, positive: 4439, positive conditional: 0, positive unconditional: 4439, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4537, positive: 4439, positive conditional: 0, positive unconditional: 4439, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4537, positive: 4385, positive conditional: 0, positive unconditional: 4385, negative: 152, negative conditional: 0, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 152, positive: 54, positive conditional: 0, positive unconditional: 54, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1295, positive: 117, positive conditional: 0, positive unconditional: 117, negative: 1178, negative conditional: 0, negative unconditional: 1178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8934, positive: 3881, positive conditional: 3881, positive unconditional: 0, negative: 516, negative conditional: 516, negative unconditional: 0, unknown: 4537, unknown conditional: 4537, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4430, Positive cache size: 4332, Positive conditional cache size: 4332, Positive unconditional cache size: 0, Negative cache size: 98, Negative conditional cache size: 98, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 514.2ms, 137 PlacesBefore, 104 PlacesAfterwards, 102 TransitionsBefore, 103 TransitionsAfterwards, 4712 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 8642 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 836, positive: 640, positive conditional: 640, positive unconditional: 0, negative: 196, negative conditional: 196, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 137, positive: 111, positive conditional: 6, positive unconditional: 105, negative: 26, negative conditional: 4, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 137, positive: 111, positive conditional: 6, positive unconditional: 105, negative: 26, negative conditional: 4, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 137, positive: 111, positive conditional: 0, positive unconditional: 111, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 26, negative conditional: 4, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 349, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 349, negative conditional: 80, negative unconditional: 269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 836, positive: 529, positive conditional: 529, positive unconditional: 0, negative: 170, negative conditional: 170, negative unconditional: 0, unknown: 137, unknown conditional: 137, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4567, Positive cache size: 4443, Positive conditional cache size: 4443, Positive unconditional cache size: 0, Negative cache size: 124, Negative conditional cache size: 124, Negative unconditional cache size: 0 - CounterExampleResult [Line: 855]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L864] 0 pthread_t reader; [L865] 0 Ring r; [L823] EXPR 0 r->writer = 0 [L823] 0 r->reader = r->writer = 0 [L867] FCALL, FORK 0 pthread_create( &reader, ((void *)0), &reader_nowait_fn, &r ) [L851] 1 Ring *r = arg; [L852] 1 long val = 0, last = 0, i = 0; [L853] COND TRUE 1 i < 8 [L815] EXPR 1 r->reader [L815] EXPR 1 r->q[ r->reader ] [L815] 1 long x = r->q[ r->reader ]; [L816] EXPR 1 r->reader [L816] 1 r->reader = (r->reader + 1) % 4 [L817] 1 return x; [L854] 1 val = ring_dequeue( r ) [L855] 1 !(val == last + 1) ? reach_error() : (void)0 [L855] 1 reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 116 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 15.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 32376.7ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 237.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 31093.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 7 SDtfs, 7 SDslu, 0 SDs, 0 SdLazy, 24 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 40.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=283occurred in iteration=0, InterpolantAutomatonStates: 3, 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: 11.2ms SsaConstructionTime, 105.1ms SatisfiabilityAnalysisTime, 103.5ms InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...