/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-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/qrcu-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-10 11:14:18,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-10 11:14:18,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-10 11:14:18,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-10 11:14:18,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-10 11:14:18,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-10 11:14:18,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-10 11:14:18,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-10 11:14:18,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-10 11:14:18,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-10 11:14:18,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-10 11:14:18,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-10 11:14:18,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-10 11:14:18,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-10 11:14:18,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-10 11:14:18,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-10 11:14:18,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-10 11:14:18,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-10 11:14:18,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-10 11:14:18,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-10 11:14:18,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-10 11:14:18,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-10 11:14:18,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-10 11:14:18,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-10 11:14:18,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-10 11:14:18,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-10 11:14:18,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-10 11:14:18,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-10 11:14:18,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-10 11:14:18,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-10 11:14:18,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-10 11:14:18,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-10 11:14:18,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-10 11:14:18,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-10 11:14:18,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-10 11:14:18,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-10 11:14:18,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-10 11:14:18,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-10 11:14:18,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-10 11:14:18,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-10 11:14:18,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-10 11:14:18,559 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2021-06-10 11:14:18,594 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-10 11:14:18,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-10 11:14:18,597 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-10 11:14:18,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-10 11:14:18,597 INFO L138 SettingsManager]: * Use SBE=true [2021-06-10 11:14:18,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-10 11:14:18,598 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-10 11:14:18,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-10 11:14:18,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-10 11:14:18,598 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-10 11:14:18,599 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-10 11:14:18,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-10 11:14:18,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-10 11:14:18,599 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-10 11:14:18,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-10 11:14:18,599 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-10 11:14:18,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-10 11:14:18,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-10 11:14:18,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-10 11:14:18,600 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-10 11:14:18,600 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-10 11:14:18,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-10 11:14:18,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-10 11:14:18,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-10 11:14:18,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-10 11:14:18,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-10 11:14:18,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-10 11:14:18,601 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-10 11:14:18,601 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-10 11:14:18,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-10 11:14:18,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-10 11:14:18,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-10 11:14:18,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-10 11:14:18,896 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-10 11:14:18,901 INFO L275 PluginConnector]: CDTParser initialized [2021-06-10 11:14:18,901 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/qrcu-2.i [2021-06-10 11:14:18,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb2e8cfe7/840b0524a47d47fb9839e5f2f2c5172f/FLAG10f1d1dea [2021-06-10 11:14:19,500 INFO L306 CDTParser]: Found 1 translation units. [2021-06-10 11:14:19,501 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i [2021-06-10 11:14:19,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb2e8cfe7/840b0524a47d47fb9839e5f2f2c5172f/FLAG10f1d1dea [2021-06-10 11:14:19,945 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb2e8cfe7/840b0524a47d47fb9839e5f2f2c5172f [2021-06-10 11:14:19,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-10 11:14:19,949 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-10 11:14:19,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-10 11:14:19,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-10 11:14:19,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-10 11:14:19,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 11:14:19" (1/1) ... [2021-06-10 11:14:19,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c8d3818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:19, skipping insertion in model container [2021-06-10 11:14:19,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 11:14:19" (1/1) ... [2021-06-10 11:14:19,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-10 11:14:20,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-10 11:14:20,327 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-atomic/qrcu-2.i[30690,30703] [2021-06-10 11:14:20,332 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-atomic/qrcu-2.i[30912,30925] [2021-06-10 11:14:20,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-10 11:14:20,362 INFO L203 MainTranslator]: Completed pre-run [2021-06-10 11:14:20,401 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-atomic/qrcu-2.i[30690,30703] [2021-06-10 11:14:20,402 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-atomic/qrcu-2.i[30912,30925] [2021-06-10 11:14:20,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-10 11:14:20,491 INFO L208 MainTranslator]: Completed translation [2021-06-10 11:14:20,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20 WrapperNode [2021-06-10 11:14:20,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-10 11:14:20,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-10 11:14:20,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-10 11:14:20,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-10 11:14:20,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20" (1/1) ... [2021-06-10 11:14:20,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20" (1/1) ... [2021-06-10 11:14:20,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-10 11:14:20,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-10 11:14:20,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-10 11:14:20,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-10 11:14:20,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20" (1/1) ... [2021-06-10 11:14:20,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20" (1/1) ... [2021-06-10 11:14:20,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20" (1/1) ... [2021-06-10 11:14:20,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20" (1/1) ... [2021-06-10 11:14:20,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20" (1/1) ... [2021-06-10 11:14:20,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20" (1/1) ... [2021-06-10 11:14:20,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20" (1/1) ... [2021-06-10 11:14:20,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-10 11:14:20,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-10 11:14:20,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-10 11:14:20,584 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-10 11:14:20,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20" (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 [2021-06-10 11:14:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader1 [2021-06-10 11:14:20,654 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader1 [2021-06-10 11:14:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader2 [2021-06-10 11:14:20,655 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader2 [2021-06-10 11:14:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-10 11:14:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-10 11:14:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_updater [2021-06-10 11:14:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_updater [2021-06-10 11:14:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-10 11:14:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-10 11:14:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-10 11:14:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-10 11:14:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-10 11:14:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-10 11:14:20,659 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-10 11:14:21,657 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-10 11:14:21,657 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-10 11:14:21,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 11:14:21 BoogieIcfgContainer [2021-06-10 11:14:21,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-10 11:14:21,660 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-10 11:14:21,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-10 11:14:21,663 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-10 11:14:21,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.06 11:14:19" (1/3) ... [2021-06-10 11:14:21,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@280d4b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 11:14:21, skipping insertion in model container [2021-06-10 11:14:21,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 11:14:20" (2/3) ... [2021-06-10 11:14:21,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@280d4b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 11:14:21, skipping insertion in model container [2021-06-10 11:14:21,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 11:14:21" (3/3) ... [2021-06-10 11:14:21,665 INFO L111 eAbstractionObserver]: Analyzing ICFG qrcu-2.i [2021-06-10 11:14:21,671 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-10 11:14:21,674 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-06-10 11:14:21,675 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-10 11:14:21,714 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,714 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,714 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,714 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,714 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,714 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,715 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,715 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,715 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,715 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,715 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,715 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,715 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,716 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,716 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,716 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,716 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,716 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,716 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,717 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,717 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,717 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,717 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,717 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,718 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,718 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,718 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,718 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,718 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,719 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,719 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,719 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,719 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,719 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,719 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,719 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,720 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,720 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,720 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,720 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,720 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,720 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,720 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,720 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,721 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,721 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,721 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,721 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,721 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,721 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,721 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,721 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,722 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,722 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,722 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,722 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,722 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,722 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,722 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,723 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,723 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,723 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,723 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,723 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,723 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,723 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,723 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,723 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,723 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,723 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,724 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,724 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,724 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,724 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,724 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,724 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,725 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,725 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,725 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,725 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,725 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,725 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,725 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,725 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,726 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,726 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,726 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,726 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,726 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,726 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,726 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,727 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,727 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,727 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,727 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,727 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,727 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,728 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,728 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,728 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,728 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,728 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,728 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,728 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,728 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,729 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,729 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,729 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,729 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,729 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,729 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,729 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,729 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,729 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,730 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,730 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,730 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,730 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,730 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,730 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,730 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,730 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,730 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,731 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,731 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,731 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,731 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,731 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,731 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,731 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,731 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,731 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,731 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,732 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,732 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,732 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,732 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,732 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,732 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,732 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,733 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,733 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,733 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,733 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,734 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,734 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,734 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,734 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,734 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,734 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,734 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,734 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,734 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,735 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,735 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,735 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,735 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,735 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,735 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,735 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,735 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,735 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,735 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,735 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,736 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,736 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,736 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,736 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,736 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,736 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,736 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,736 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,736 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,736 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,737 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,737 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,737 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,737 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,737 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,737 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,737 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,737 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,737 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,737 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,738 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,738 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,738 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,738 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,738 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,738 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,738 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,738 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,738 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,738 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,739 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,739 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,739 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,739 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,739 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,739 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,739 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,739 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,739 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,739 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,740 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,740 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,740 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,740 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,740 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,740 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,740 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,740 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,741 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,741 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,741 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,741 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,741 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,741 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,741 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,741 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,742 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,742 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,742 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,742 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,749 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,749 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,749 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,750 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,750 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,750 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,752 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,753 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,753 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,753 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,753 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,753 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,753 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,753 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,753 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,753 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,753 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,754 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,754 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,754 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,754 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,754 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,754 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,754 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,754 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,755 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,755 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,755 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,755 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,755 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,755 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,755 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,755 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,755 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,756 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,756 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,757 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,757 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,757 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,757 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,757 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,757 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,757 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,757 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,757 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,758 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,759 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,759 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,759 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,759 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,759 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,759 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,760 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,760 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,760 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,760 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,760 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,760 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,760 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,760 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,760 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,760 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,764 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,765 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,765 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,765 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,765 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,765 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,765 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,765 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,765 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,765 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,766 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,766 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,776 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,777 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,777 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,777 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,777 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,777 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,777 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,777 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,778 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,778 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,778 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,780 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,780 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,781 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,782 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,783 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,783 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,784 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,784 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,784 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,784 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,784 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,784 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,785 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,785 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,785 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,785 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,785 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,785 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,791 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,792 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,792 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,792 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,792 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,792 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,792 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,792 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,793 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,793 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,793 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,793 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,793 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,793 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,793 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,793 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,793 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,793 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,793 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-10 11:14:21,801 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-06-10 11:14:21,816 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-06-10 11:14:21,840 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-10 11:14:21,840 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-10 11:14:21,840 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-10 11:14:21,840 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-10 11:14:21,840 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-10 11:14:21,840 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-10 11:14:21,840 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-10 11:14:21,840 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-10 11:14:21,851 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 157 places, 171 transitions, 384 flow [2021-06-10 11:14:21,927 INFO L129 PetriNetUnfolder]: 23/179 cut-off events. [2021-06-10 11:14:21,928 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-06-10 11:14:21,935 INFO L84 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 179 events. 23/179 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 439 event pairs, 0 based on Foata normal form. 0/158 useless extension candidates. Maximal degree in co-relation 137. Up to 6 conditions per place. [2021-06-10 11:14:21,935 INFO L82 GeneralOperation]: Start removeDead. Operand has 157 places, 171 transitions, 384 flow [2021-06-10 11:14:21,947 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 143 places, 155 transitions, 337 flow [2021-06-10 11:14:21,967 INFO L129 PetriNetUnfolder]: 10/115 cut-off events. [2021-06-10 11:14:21,968 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-10 11:14:21,968 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 11:14:21,969 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 11:14:21,969 INFO L428 AbstractCegarLoop]: === Iteration 1 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 11:14:21,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 11:14:21,973 INFO L82 PathProgramCache]: Analyzing trace with hash -538976912, now seen corresponding path program 1 times [2021-06-10 11:14:21,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 11:14:21,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626145525] [2021-06-10 11:14:21,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 11:14:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 11:14:22,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 11:14:22,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 11:14:22,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 11:14:22,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-10 11:14:22,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 11:14:22,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 11:14:22,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 11:14:22,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626145525] [2021-06-10 11:14:22,170 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 11:14:22,170 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-10 11:14:22,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365590298] [2021-06-10 11:14:22,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-10 11:14:22,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 11:14:22,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-10 11:14:22,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-10 11:14:22,194 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 151 out of 171 [2021-06-10 11:14:22,199 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 155 transitions, 337 flow. Second operand has 3 states, 3 states have (on average 153.0) internal successors, (459), 3 states have internal predecessors, (459), 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) [2021-06-10 11:14:22,199 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 11:14:22,199 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 151 of 171 [2021-06-10 11:14:22,200 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 11:14:22,293 INFO L129 PetriNetUnfolder]: 16/178 cut-off events. [2021-06-10 11:14:22,293 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-06-10 11:14:22,295 INFO L84 FinitePrefix]: Finished finitePrefix Result has 218 conditions, 178 events. 16/178 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 452 event pairs, 0 based on Foata normal form. 28/188 useless extension candidates. Maximal degree in co-relation 163. Up to 13 conditions per place. [2021-06-10 11:14:22,297 INFO L132 encePairwiseOnDemand]: 162/171 looper letters, 13 selfloop transitions, 2 changer transitions 0/150 dead transitions. [2021-06-10 11:14:22,297 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 150 transitions, 357 flow [2021-06-10 11:14:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-10 11:14:22,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-10 11:14:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 479 transitions. [2021-06-10 11:14:22,308 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9337231968810916 [2021-06-10 11:14:22,308 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 479 transitions. [2021-06-10 11:14:22,309 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 479 transitions. [2021-06-10 11:14:22,310 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 11:14:22,312 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 479 transitions. [2021-06-10 11:14:22,316 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 159.66666666666666) internal successors, (479), 3 states have internal predecessors, (479), 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) [2021-06-10 11:14:22,321 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 171.0) internal successors, (684), 4 states have internal predecessors, (684), 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) [2021-06-10 11:14:22,321 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 171.0) internal successors, (684), 4 states have internal predecessors, (684), 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) [2021-06-10 11:14:22,323 INFO L185 Difference]: Start difference. First operand has 143 places, 155 transitions, 337 flow. Second operand 3 states and 479 transitions. [2021-06-10 11:14:22,323 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 150 transitions, 357 flow [2021-06-10 11:14:22,326 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 150 transitions, 339 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-06-10 11:14:22,330 INFO L241 Difference]: Finished difference. Result has 141 places, 150 transitions, 321 flow [2021-06-10 11:14:22,331 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=171, PETRI_DIFFERENCE_MINUEND_FLOW=307, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=321, PETRI_PLACES=141, PETRI_TRANSITIONS=150} [2021-06-10 11:14:22,332 INFO L343 CegarLoopForPetriNet]: 143 programPoint places, -2 predicate places. [2021-06-10 11:14:22,332 INFO L480 AbstractCegarLoop]: Abstraction has has 141 places, 150 transitions, 321 flow [2021-06-10 11:14:22,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 153.0) internal successors, (459), 3 states have internal predecessors, (459), 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) [2021-06-10 11:14:22,332 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 11:14:22,333 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 11:14:22,333 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-10 11:14:22,333 INFO L428 AbstractCegarLoop]: === Iteration 2 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 11:14:22,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 11:14:22,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1159946334, now seen corresponding path program 1 times [2021-06-10 11:14:22,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 11:14:22,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290804515] [2021-06-10 11:14:22,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 11:14:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 11:14:22,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 11:14:22,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 11:14:22,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 11:14:22,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 11:14:22,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 11:14:22,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290804515] [2021-06-10 11:14:22,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 11:14:22,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-10 11:14:22,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643374827] [2021-06-10 11:14:22,483 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-10 11:14:22,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 11:14:22,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-10 11:14:22,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-10 11:14:22,485 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 171 [2021-06-10 11:14:22,485 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 150 transitions, 321 flow. Second operand has 3 states, 3 states have (on average 161.0) internal successors, (483), 3 states have internal predecessors, (483), 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) [2021-06-10 11:14:22,485 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 11:14:22,486 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 171 [2021-06-10 11:14:22,486 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 11:14:22,534 INFO L129 PetriNetUnfolder]: 32/288 cut-off events. [2021-06-10 11:14:22,534 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-10 11:14:22,537 INFO L84 FinitePrefix]: Finished finitePrefix Result has 321 conditions, 288 events. 32/288 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1102 event pairs, 3 based on Foata normal form. 2/265 useless extension candidates. Maximal degree in co-relation 229. Up to 20 conditions per place. [2021-06-10 11:14:22,539 INFO L132 encePairwiseOnDemand]: 168/171 looper letters, 4 selfloop transitions, 2 changer transitions 0/151 dead transitions. [2021-06-10 11:14:22,539 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 151 transitions, 335 flow [2021-06-10 11:14:22,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-10 11:14:22,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-10 11:14:22,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 487 transitions. [2021-06-10 11:14:22,543 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.949317738791423 [2021-06-10 11:14:22,543 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 487 transitions. [2021-06-10 11:14:22,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 487 transitions. [2021-06-10 11:14:22,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 11:14:22,543 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 487 transitions. [2021-06-10 11:14:22,545 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 162.33333333333334) internal successors, (487), 3 states have internal predecessors, (487), 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) [2021-06-10 11:14:22,548 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 171.0) internal successors, (684), 4 states have internal predecessors, (684), 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) [2021-06-10 11:14:22,548 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 171.0) internal successors, (684), 4 states have internal predecessors, (684), 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) [2021-06-10 11:14:22,548 INFO L185 Difference]: Start difference. First operand has 141 places, 150 transitions, 321 flow. Second operand 3 states and 487 transitions. [2021-06-10 11:14:22,548 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 151 transitions, 335 flow [2021-06-10 11:14:22,552 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 151 transitions, 333 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-10 11:14:22,554 INFO L241 Difference]: Finished difference. Result has 143 places, 150 transitions, 327 flow [2021-06-10 11:14:22,554 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=171, PETRI_DIFFERENCE_MINUEND_FLOW=319, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=148, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=327, PETRI_PLACES=143, PETRI_TRANSITIONS=150} [2021-06-10 11:14:22,555 INFO L343 CegarLoopForPetriNet]: 143 programPoint places, 0 predicate places. [2021-06-10 11:14:22,555 INFO L480 AbstractCegarLoop]: Abstraction has has 143 places, 150 transitions, 327 flow [2021-06-10 11:14:22,555 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 161.0) internal successors, (483), 3 states have internal predecessors, (483), 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) [2021-06-10 11:14:22,555 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 11:14:22,556 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 11:14:22,556 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-10 11:14:22,556 INFO L428 AbstractCegarLoop]: === Iteration 3 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 11:14:22,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 11:14:22,557 INFO L82 PathProgramCache]: Analyzing trace with hash 1598598823, now seen corresponding path program 1 times [2021-06-10 11:14:22,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 11:14:22,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730121598] [2021-06-10 11:14:22,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 11:14:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-10 11:14:22,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 11:14:22,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-10 11:14:22,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-10 11:14:22,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-10 11:14:22,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-10 11:14:22,642 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730121598] [2021-06-10 11:14:22,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-10 11:14:22,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-10 11:14:22,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145638786] [2021-06-10 11:14:22,643 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-10 11:14:22,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-10 11:14:22,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-10 11:14:22,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-10 11:14:22,645 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 171 [2021-06-10 11:14:22,645 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 150 transitions, 327 flow. Second operand has 3 states, 3 states have (on average 161.0) internal successors, (483), 3 states have internal predecessors, (483), 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) [2021-06-10 11:14:22,645 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-10 11:14:22,645 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 171 [2021-06-10 11:14:22,646 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-10 11:14:22,691 INFO L129 PetriNetUnfolder]: 32/288 cut-off events. [2021-06-10 11:14:22,691 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-06-10 11:14:22,692 INFO L84 FinitePrefix]: Finished finitePrefix Result has 329 conditions, 288 events. 32/288 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1128 event pairs, 3 based on Foata normal form. 2/267 useless extension candidates. Maximal degree in co-relation 276. Up to 20 conditions per place. [2021-06-10 11:14:22,694 INFO L132 encePairwiseOnDemand]: 168/171 looper letters, 4 selfloop transitions, 2 changer transitions 0/151 dead transitions. [2021-06-10 11:14:22,694 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 151 transitions, 341 flow [2021-06-10 11:14:22,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-10 11:14:22,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-10 11:14:22,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 487 transitions. [2021-06-10 11:14:22,695 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.949317738791423 [2021-06-10 11:14:22,696 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 487 transitions. [2021-06-10 11:14:22,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 487 transitions. [2021-06-10 11:14:22,696 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-10 11:14:22,696 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 487 transitions. [2021-06-10 11:14:22,697 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 162.33333333333334) internal successors, (487), 3 states have internal predecessors, (487), 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) [2021-06-10 11:14:22,698 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 171.0) internal successors, (684), 4 states have internal predecessors, (684), 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) [2021-06-10 11:14:22,699 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 171.0) internal successors, (684), 4 states have internal predecessors, (684), 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) [2021-06-10 11:14:22,699 INFO L185 Difference]: Start difference. First operand has 143 places, 150 transitions, 327 flow. Second operand 3 states and 487 transitions. [2021-06-10 11:14:22,699 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 151 transitions, 341 flow [2021-06-10 11:14:22,701 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 151 transitions, 337 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-10 11:14:22,703 INFO L241 Difference]: Finished difference. Result has 144 places, 150 transitions, 331 flow [2021-06-10 11:14:22,703 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=171, PETRI_DIFFERENCE_MINUEND_FLOW=323, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=148, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=331, PETRI_PLACES=144, PETRI_TRANSITIONS=150} [2021-06-10 11:14:22,704 INFO L343 CegarLoopForPetriNet]: 143 programPoint places, 1 predicate places. [2021-06-10 11:14:22,704 INFO L480 AbstractCegarLoop]: Abstraction has has 144 places, 150 transitions, 331 flow [2021-06-10 11:14:22,704 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 161.0) internal successors, (483), 3 states have internal predecessors, (483), 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) [2021-06-10 11:14:22,704 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-10 11:14:22,704 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-10 11:14:22,704 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-10 11:14:22,705 INFO L428 AbstractCegarLoop]: === Iteration 4 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-10 11:14:22,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-10 11:14:22,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1668536879, now seen corresponding path program 1 times [2021-06-10 11:14:22,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-10 11:14:22,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563118114] [2021-06-10 11:14:22,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-10 11:14:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-10 11:14:22,744 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-10 11:14:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-10 11:14:22,791 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-10 11:14:22,823 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-10 11:14:22,823 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-10 11:14:22,824 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-10 11:14:22,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.06 11:14:22 BasicIcfg [2021-06-10 11:14:22,895 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-10 11:14:22,896 INFO L168 Benchmark]: Toolchain (without parser) took 2947.47 ms. Allocated memory is still 396.4 MB. Free memory was 358.8 MB in the beginning and 276.2 MB in the end (delta: 82.6 MB). Peak memory consumption was 83.9 MB. Max. memory is 16.0 GB. [2021-06-10 11:14:22,897 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 396.4 MB. Free memory was 377.0 MB in the beginning and 377.0 MB in the end (delta: 65.6 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-10 11:14:22,897 INFO L168 Benchmark]: CACSL2BoogieTranslator took 540.10 ms. Allocated memory is still 396.4 MB. Free memory was 358.6 MB in the beginning and 356.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.0 GB. [2021-06-10 11:14:22,898 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.92 ms. Allocated memory is still 396.4 MB. Free memory was 356.4 MB in the beginning and 353.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-10 11:14:22,898 INFO L168 Benchmark]: Boogie Preprocessor took 23.86 ms. Allocated memory is still 396.4 MB. Free memory was 353.3 MB in the beginning and 352.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-10 11:14:22,899 INFO L168 Benchmark]: RCFGBuilder took 1075.32 ms. Allocated memory is still 396.4 MB. Free memory was 351.2 MB in the beginning and 254.7 MB in the end (delta: 96.5 MB). Peak memory consumption was 96.5 MB. Max. memory is 16.0 GB. [2021-06-10 11:14:22,899 INFO L168 Benchmark]: TraceAbstraction took 1234.98 ms. Allocated memory is still 396.4 MB. Free memory was 253.7 MB in the beginning and 276.2 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-10 11:14:22,902 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 396.4 MB. Free memory was 377.0 MB in the beginning and 377.0 MB in the end (delta: 65.6 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 540.10 ms. Allocated memory is still 396.4 MB. Free memory was 358.6 MB in the beginning and 356.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 65.92 ms. Allocated memory is still 396.4 MB. Free memory was 356.4 MB in the beginning and 353.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 23.86 ms. Allocated memory is still 396.4 MB. Free memory was 353.3 MB in the beginning and 352.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 1075.32 ms. Allocated memory is still 396.4 MB. Free memory was 351.2 MB in the beginning and 254.7 MB in the end (delta: 96.5 MB). Peak memory consumption was 96.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1234.98 ms. Allocated memory is still 396.4 MB. Free memory was 253.7 MB in the beginning and 276.2 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 712]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L689] 0 int idx=0; VAL [idx=0] [L690] 0 int ctr1=1, ctr2=0; VAL [ctr1=1, ctr2=0, idx=0] [L691] 0 int readerprogress1=0, readerprogress2=0; VAL [ctr1=1, ctr2=0, idx=0, readerprogress1=0, readerprogress2=0] [L692] 0 pthread_mutex_t mutex; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L782] 0 pthread_t t1, t2, t3; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L784] FCALL, FORK 0 pthread_create(&t1, 0, qrcu_reader1, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L785] FCALL, FORK 0 pthread_create(&t2, 0, qrcu_reader2, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L786] FCALL, FORK 0 pthread_create(&t3, 0, qrcu_updater, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L762] 3 int i; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L763] 3 int readerstart1=__VERIFIER_nondet_int(), readerstart2=__VERIFIER_nondet_int(); VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L763] 3 int readerstart1=__VERIFIER_nondet_int(), readerstart2=__VERIFIER_nondet_int(); VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L764] 3 int sum; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L765] CALL 3 __VERIFIER_atomic_take_snapshot(readerstart1, readerstart2) [L706] 3 readerstart1 = readerprogress1 [L707] 3 readerstart2 = readerprogress2 [L765] RET 3 __VERIFIER_atomic_take_snapshot(readerstart1, readerstart2) [L766] COND TRUE 3 __VERIFIER_nondet_int() VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L766] 3 sum = ctr1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L766] 3 sum = sum + ctr2 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L767] COND TRUE 3 sum <= 1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L767] COND FALSE 3 !(__VERIFIER_nondet_int()) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L767] 3 sum = ctr2 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L767] 3 sum = sum + ctr1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L769] COND FALSE 3 !(sum > 1) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L724] 1 int myidx; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L725] COND TRUE 1 1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L726] 1 myidx = idx VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L727] COND TRUE 1 __VERIFIER_nondet_int() VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L728] CALL 1 __VERIFIER_atomic_use1(myidx) [L694] CALL 1 assume_abort_if_not(myidx <= 0 && ctr1>0) [L3] COND FALSE 1 !(!cond) [L694] RET 1 assume_abort_if_not(myidx <= 0 && ctr1>0) [L695] 1 ctr1++ [L728] RET 1 __VERIFIER_atomic_use1(myidx) [L737] 1 readerprogress1 = 1 VAL [ctr1=2, ctr2=0, idx=0, mutex={7:0}, readerprogress1=1, readerprogress2=0] [L777] CALL 3 __VERIFIER_atomic_check_progress1(readerstart1) [L710] COND TRUE 3 __VERIFIER_nondet_int() [L711] CALL 3 assume_abort_if_not(readerstart1 == 1 && readerprogress1 == 1) [L3] COND FALSE 3 !(!cond) [L711] RET 3 assume_abort_if_not(readerstart1 == 1 && readerprogress1 == 1) [L712] COND TRUE 3 !(0) [L712] 3 reach_error() VAL [ctr1=2, ctr2=0, idx=0, mutex={7:0}, readerprogress1=1, readerprogress2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 148 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 20.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 987.1ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 276.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 106.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 23 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 23 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=337occurred in iteration=0, InterpolantAutomatonStates: 9, 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: 17.7ms SsaConstructionTime, 119.4ms SatisfiabilityAnalysisTime, 245.8ms InterpolantComputationTime, 225 NumberOfCodeBlocks, 225 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 336 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...