/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/qrcu-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-07 12:50:54,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-07 12:50:54,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-07 12:50:54,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-07 12:50:54,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-07 12:50:54,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-07 12:50:54,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-07 12:50:54,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-07 12:50:54,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-07 12:50:54,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-07 12:50:54,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-07 12:50:54,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-07 12:50:54,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-07 12:50:54,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-07 12:50:54,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-07 12:50:54,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-07 12:50:54,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-07 12:50:54,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-07 12:50:54,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-07 12:50:54,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-07 12:50:54,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-07 12:50:54,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-07 12:50:54,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-07 12:50:54,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-07 12:50:54,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-07 12:50:54,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-07 12:50:54,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-07 12:50:54,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-07 12:50:54,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-07 12:50:54,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-07 12:50:54,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-07 12:50:54,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-07 12:50:54,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-07 12:50:54,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-07 12:50:54,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-07 12:50:54,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-07 12:50:54,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-07 12:50:54,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-07 12:50:54,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-07 12:50:54,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-07 12:50:54,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-07 12:50:54,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf [2021-08-07 12:50:54,480 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-07 12:50:54,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-07 12:50:54,480 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-07 12:50:54,481 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-07 12:50:54,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-07 12:50:54,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-07 12:50:54,482 INFO L138 SettingsManager]: * Use SBE=true [2021-08-07 12:50:54,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-07 12:50:54,482 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-07 12:50:54,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-07 12:50:54,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-07 12:50:54,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-07 12:50:54,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-07 12:50:54,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-07 12:50:54,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-07 12:50:54,483 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-07 12:50:54,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-07 12:50:54,483 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-07 12:50:54,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-07 12:50:54,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-07 12:50:54,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-07 12:50:54,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-07 12:50:54,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-07 12:50:54,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 12:50:54,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-07 12:50:54,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-07 12:50:54,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-07 12:50:54,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-07 12:50:54,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-07 12:50:54,484 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-07 12:50:54,485 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-07 12:50:54,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-07 12:50:54,485 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-08-07 12:50:54,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-07 12:50:54,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-07 12:50:54,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-07 12:50:54,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-07 12:50:54,715 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-07 12:50:54,724 INFO L275 PluginConnector]: CDTParser initialized [2021-08-07 12:50:54,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/qrcu-2.i [2021-08-07 12:50:54,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6932ae9e/742afcad23b54465b86e9fc0b43edc8a/FLAG32248946a [2021-08-07 12:50:55,133 INFO L306 CDTParser]: Found 1 translation units. [2021-08-07 12:50:55,133 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i [2021-08-07 12:50:55,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6932ae9e/742afcad23b54465b86e9fc0b43edc8a/FLAG32248946a [2021-08-07 12:50:55,496 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6932ae9e/742afcad23b54465b86e9fc0b43edc8a [2021-08-07 12:50:55,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-07 12:50:55,499 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-07 12:50:55,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-07 12:50:55,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-07 12:50:55,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-07 12:50:55,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:55,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25ff7066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55, skipping insertion in model container [2021-08-07 12:50:55,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:55,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-07 12:50:55,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-07 12:50:55,844 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i[30690,30703] [2021-08-07 12:50:55,851 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i[30912,30925] [2021-08-07 12:50:55,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-07 12:50:55,876 INFO L203 MainTranslator]: Completed pre-run [2021-08-07 12:50:55,905 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i[30690,30703] [2021-08-07 12:50:55,906 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i[30912,30925] [2021-08-07 12:50:55,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-07 12:50:55,956 INFO L208 MainTranslator]: Completed translation [2021-08-07 12:50:55,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55 WrapperNode [2021-08-07 12:50:55,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-07 12:50:55,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-07 12:50:55,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-07 12:50:55,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-07 12:50:55,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:55,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:56,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-07 12:50:56,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-07 12:50:56,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-07 12:50:56,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-07 12:50:56,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:56,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:56,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:56,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:56,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:56,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:56,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:56,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-07 12:50:56,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-07 12:50:56,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-07 12:50:56,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-07 12:50:56,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55" (1/1) ... [2021-08-07 12:50:56,050 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 12:50:56,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 12:50:56,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-07 12:50:56,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-07 12:50:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader1 [2021-08-07 12:50:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader1 [2021-08-07 12:50:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader2 [2021-08-07 12:50:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader2 [2021-08-07 12:50:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-07 12:50:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-07 12:50:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_updater [2021-08-07 12:50:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_updater [2021-08-07 12:50:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-07 12:50:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-07 12:50:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-07 12:50:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-07 12:50:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-07 12:50:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-07 12:50:56,099 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-07 12:50:56,735 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-07 12:50:56,735 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-08-07 12:50:56,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 12:50:56 BoogieIcfgContainer [2021-08-07 12:50:56,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-07 12:50:56,739 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-07 12:50:56,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-07 12:50:56,742 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-07 12:50:56,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.08 12:50:55" (1/3) ... [2021-08-07 12:50:56,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4964efa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 12:50:56, skipping insertion in model container [2021-08-07 12:50:56,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 12:50:55" (2/3) ... [2021-08-07 12:50:56,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4964efa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 12:50:56, skipping insertion in model container [2021-08-07 12:50:56,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 12:50:56" (3/3) ... [2021-08-07 12:50:56,744 INFO L111 eAbstractionObserver]: Analyzing ICFG qrcu-2.i [2021-08-07 12:50:56,747 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-07 12:50:56,747 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-07 12:50:56,747 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-07 12:50:56,748 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-07 12:50:56,781 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,781 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,781 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,781 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,781 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,781 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,781 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,781 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,781 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,781 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,782 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,782 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,782 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,782 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,783 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,783 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,783 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,783 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,783 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,783 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,783 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,783 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,783 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,784 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,784 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,784 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,785 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,785 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,785 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,785 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,786 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,787 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,787 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,787 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,787 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,787 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,787 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,787 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,787 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,787 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,787 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,788 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,788 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,788 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,788 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,788 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,788 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,788 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,788 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,788 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,788 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,788 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,789 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,789 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,789 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,789 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,789 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,789 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,789 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,789 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,789 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,790 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,790 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,790 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,790 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,790 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,790 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,790 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,790 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,790 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,791 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,791 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,791 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,791 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,791 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,791 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,791 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,791 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,796 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,797 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,797 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,799 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,804 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,804 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,804 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,804 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,805 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,805 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,806 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,808 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,809 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,809 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,809 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,809 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,810 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,810 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,811 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,812 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,814 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,814 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,814 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,814 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,814 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,814 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,814 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,814 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,814 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,815 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,817 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,818 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,818 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,818 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,818 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,819 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,819 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,819 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,819 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,819 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,819 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,820 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,820 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,820 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,820 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,824 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,824 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,824 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,826 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,827 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,827 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,827 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,827 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,827 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,828 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,829 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,829 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,829 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,829 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,829 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,829 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,830 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,836 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,836 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,836 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,836 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,837 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,839 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,839 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,839 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,839 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,839 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,839 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,839 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,839 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,839 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,839 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,840 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,840 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,840 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,840 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,840 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,840 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,840 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,840 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,840 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,841 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,841 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,841 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,841 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,841 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,841 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,841 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,842 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,843 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,843 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,843 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,843 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,843 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,843 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:56,852 INFO L148 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-08-07 12:50:56,879 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 12:50:56,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 12:50:56,882 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 12:50:56,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-07 12:50:56,900 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-07 12:50:56,904 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-07 12:50:56,904 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-07 12:50:57,027 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,027 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,036 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,036 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,055 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,056 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,099 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,099 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,100 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,100 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,114 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,114 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,115 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,115 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,124 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,125 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,129 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,129 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,136 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,137 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,166 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,166 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,180 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,180 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,203 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,203 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,209 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,210 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,416 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-07 12:50:57,417 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-07 12:50:57,417 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-07 12:50:57,425 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (1/2) [2021-08-07 12:50:57,434 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 12:50:57,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 12:50:57,445 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 12:50:57,456 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == qrcu_updaterThread1of1ForFork2 ======== [2021-08-07 12:50:57,457 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-07 12:50:57,457 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-07 12:50:57,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-08-07 12:50:57,514 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,514 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,519 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,520 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,537 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,537 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,551 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 12:50:57,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 12:50:57,554 INFO L82 PathProgramCache]: Analyzing trace with hash 1373391557, now seen corresponding path program 1 times [2021-08-07 12:50:57,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 12:50:57,560 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999431926] [2021-08-07 12:50:57,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 12:50:57,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 12:50:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 12:50:57,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 12:50:57,739 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 12:50:57,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999431926] [2021-08-07 12:50:57,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999431926] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 12:50:57,740 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 12:50:57,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 12:50:57,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769554684] [2021-08-07 12:50:57,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-07 12:50:57,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 12:50:57,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-07 12:50:57,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-07 12:50:57,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:57,764 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 12:50:57,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 46.0) internal successors, (92), 2 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 12:50:57,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:57,775 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,775 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:57,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:57,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-07 12:50:57,792 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 12:50:57,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 12:50:57,793 INFO L82 PathProgramCache]: Analyzing trace with hash 390598533, now seen corresponding path program 1 times [2021-08-07 12:50:57,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 12:50:57,795 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760429305] [2021-08-07 12:50:57,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 12:50:57,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 12:50:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 12:50:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 12:50:57,948 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 12:50:57,948 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760429305] [2021-08-07 12:50:57,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760429305] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 12:50:57,949 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 12:50:57,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-07 12:50:57,949 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522919799] [2021-08-07 12:50:57,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-07 12:50:57,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 12:50:57,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-07 12:50:57,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-07 12:50:57,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:57,951 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 12:50:57,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 12:50:57,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:57,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:57,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:57,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:57,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-07 12:50:57,975 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 12:50:57,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 12:50:57,976 INFO L82 PathProgramCache]: Analyzing trace with hash 390631207, now seen corresponding path program 1 times [2021-08-07 12:50:57,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 12:50:57,976 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995401517] [2021-08-07 12:50:57,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 12:50:57,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 12:50:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 12:50:58,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 12:50:58,071 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 12:50:58,072 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995401517] [2021-08-07 12:50:58,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995401517] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 12:50:58,072 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 12:50:58,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-07 12:50:58,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732932010] [2021-08-07 12:50:58,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-07 12:50:58,072 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 12:50:58,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-07 12:50:58,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-07 12:50:58,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,073 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 12:50:58,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 12:50:58,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 12:50:58,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-07 12:50:58,144 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 12:50:58,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 12:50:58,145 INFO L82 PathProgramCache]: Analyzing trace with hash -343510532, now seen corresponding path program 1 times [2021-08-07 12:50:58,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 12:50:58,146 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016222295] [2021-08-07 12:50:58,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 12:50:58,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 12:50:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 12:50:58,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 12:50:58,236 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 12:50:58,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016222295] [2021-08-07 12:50:58,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016222295] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 12:50:58,236 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 12:50:58,236 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 12:50:58,236 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577199806] [2021-08-07 12:50:58,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-07 12:50:58,237 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 12:50:58,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-07 12:50:58,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-07 12:50:58,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,237 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 12:50:58,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 44.5) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 12:50:58,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 12:50:58,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 12:50:58,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-07 12:50:58,247 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 12:50:58,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 12:50:58,247 INFO L82 PathProgramCache]: Analyzing trace with hash -2058891044, now seen corresponding path program 1 times [2021-08-07 12:50:58,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 12:50:58,247 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377728531] [2021-08-07 12:50:58,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 12:50:58,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 12:50:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 12:50:58,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 12:50:58,314 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 12:50:58,314 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377728531] [2021-08-07 12:50:58,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377728531] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 12:50:58,314 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 12:50:58,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 12:50:58,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482510302] [2021-08-07 12:50:58,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-07 12:50:58,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 12:50:58,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-07 12:50:58,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-07 12:50:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,315 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 12:50:58,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 45.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 12:50:58,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 12:50:58,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,413 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,414 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,417 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,417 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,419 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,420 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,422 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,423 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,428 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,428 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,433 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,433 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,438 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,438 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,443 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,443 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,445 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,445 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,448 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,448 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,453 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,453 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,455 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,456 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,470 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,470 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,475 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,476 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,478 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,478 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,481 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,481 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,484 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,484 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,486 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,486 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,489 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,489 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,491 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,491 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,493 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,493 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,495 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,495 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,497 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,498 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,500 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,500 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,502 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,503 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,505 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,505 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,508 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,508 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,510 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,510 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,512 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,512 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,515 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,515 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,517 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,517 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,519 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,519 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,521 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,521 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,523 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,523 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,527 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,528 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,559 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,560 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,562 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,562 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,568 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_updater___VERIFIER_atomic_check_progress2_#t~nondet10_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,571 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_updater___VERIFIER_atomic_check_progress2_#t~nondet10_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:58,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-07 12:50:58,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-07 12:50:58,574 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 12:50:58,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 12:50:58,575 INFO L82 PathProgramCache]: Analyzing trace with hash -536283743, now seen corresponding path program 1 times [2021-08-07 12:50:58,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 12:50:58,575 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402450789] [2021-08-07 12:50:58,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 12:50:58,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 12:50:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 12:50:58,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 12:50:58,709 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 12:50:58,709 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402450789] [2021-08-07 12:50:58,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402450789] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 12:50:58,709 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 12:50:58,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-08-07 12:50:58,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582013722] [2021-08-07 12:50:58,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-07 12:50:58,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 12:50:58,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-07 12:50:58,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-08-07 12:50:58,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,710 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 12:50:58,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 10 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 12:50:58,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-07 12:50:58,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-07 12:50:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-07 12:50:58,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-07 12:50:58,816 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 12:50:58,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 12:50:58,816 INFO L82 PathProgramCache]: Analyzing trace with hash -675444897, now seen corresponding path program 1 times [2021-08-07 12:50:58,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 12:50:58,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594133560] [2021-08-07 12:50:58,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 12:50:58,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 12:50:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 12:50:58,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 12:50:58,976 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 12:50:58,976 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594133560] [2021-08-07 12:50:58,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594133560] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 12:50:58,976 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 12:50:58,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-07 12:50:58,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806541751] [2021-08-07 12:50:58,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-07 12:50:58,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 12:50:58,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-07 12:50:58,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-08-07 12:50:58,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,977 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 12:50:58,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.230769230769231) internal successors, (94), 13 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 12:50:58,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:58,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-07 12:50:58,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:58,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-07 12:50:58,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:59,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:59,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-07 12:50:59,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-07 12:50:59,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 12:50:59,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-07 12:50:59,214 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 12:50:59,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 12:50:59,214 INFO L82 PathProgramCache]: Analyzing trace with hash -1776982751, now seen corresponding path program 1 times [2021-08-07 12:50:59,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 12:50:59,215 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332438552] [2021-08-07 12:50:59,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 12:50:59,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 12:50:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 12:50:59,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 12:50:59,368 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 12:50:59,368 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332438552] [2021-08-07 12:50:59,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332438552] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 12:50:59,368 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 12:50:59,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-07 12:50:59,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575803128] [2021-08-07 12:50:59,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-07 12:50:59,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 12:50:59,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-07 12:50:59,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-08-07 12:50:59,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:59,369 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 12:50:59,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 12:50:59,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:59,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-07 12:50:59,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-07 12:50:59,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 12:50:59,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:59,446 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_updater___VERIFIER_atomic_check_progress2_#t~nondet10_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:59,598 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_updater___VERIFIER_atomic_check_progress2_#t~nondet10_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 12:50:59,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:59,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-07 12:50:59,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 12:50:59,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 12:50:59,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 12:50:59,602 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-07 12:50:59,602 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 12:50:59,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 12:50:59,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1127463542, now seen corresponding path program 1 times [2021-08-07 12:50:59,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 12:50:59,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994506749] [2021-08-07 12:50:59,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 12:50:59,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 12:50:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 12:50:59,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 12:50:59,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 12:50:59,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994506749] [2021-08-07 12:50:59,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994506749] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 12:50:59,637 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 12:50:59,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 12:50:59,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559888355] [2021-08-07 12:50:59,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-07 12:50:59,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 12:50:59,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-07 12:50:59,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-07 12:50:59,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:59,638 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 12:50:59,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 42.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 12:50:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-07 12:50:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 12:50:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 12:50:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 12:50:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 12:50:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-07 12:50:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 12:50:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 12:50:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 12:50:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 12:50:59,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-07 12:50:59,645 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 12:50:59,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 12:50:59,646 INFO L82 PathProgramCache]: Analyzing trace with hash 1160692641, now seen corresponding path program 2 times [2021-08-07 12:50:59,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 12:50:59,646 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109186423] [2021-08-07 12:50:59,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 12:50:59,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 12:50:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-07 12:50:59,676 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-07 12:50:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-07 12:50:59,711 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-07 12:50:59,712 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-07 12:50:59,712 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 12:50:59,712 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 12:50:59,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-07 12:50:59,714 INFO L308 ceAbstractionStarter]: Result for error location qrcu_updaterThread1of1ForFork2 was UNSAFE,UNKNOWN (2/2) [2021-08-07 12:50:59,716 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-07 12:50:59,716 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-07 12:50:59,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.08 12:50:59 BasicIcfg [2021-08-07 12:50:59,810 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-07 12:50:59,811 INFO L168 Benchmark]: Toolchain (without parser) took 4312.02 ms. Allocated memory was 196.1 MB in the beginning and 347.1 MB in the end (delta: 151.0 MB). Free memory was 159.7 MB in the beginning and 269.8 MB in the end (delta: -110.1 MB). Peak memory consumption was 41.3 MB. Max. memory is 8.0 GB. [2021-08-07 12:50:59,811 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 196.1 MB. Free memory is still 177.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-07 12:50:59,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 453.53 ms. Allocated memory is still 196.1 MB. Free memory was 159.5 MB in the beginning and 168.2 MB in the end (delta: -8.7 MB). Peak memory consumption was 12.5 MB. Max. memory is 8.0 GB. [2021-08-07 12:50:59,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.55 ms. Allocated memory is still 196.1 MB. Free memory was 168.2 MB in the beginning and 165.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-07 12:50:59,812 INFO L168 Benchmark]: Boogie Preprocessor took 28.61 ms. Allocated memory is still 196.1 MB. Free memory was 165.6 MB in the beginning and 163.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-07 12:50:59,812 INFO L168 Benchmark]: RCFGBuilder took 691.85 ms. Allocated memory is still 196.1 MB. Free memory was 163.5 MB in the beginning and 133.1 MB in the end (delta: 30.4 MB). Peak memory consumption was 58.7 MB. Max. memory is 8.0 GB. [2021-08-07 12:50:59,812 INFO L168 Benchmark]: TraceAbstraction took 3071.11 ms. Allocated memory was 196.1 MB in the beginning and 347.1 MB in the end (delta: 151.0 MB). Free memory was 132.6 MB in the beginning and 269.8 MB in the end (delta: -137.2 MB). Peak memory consumption was 13.8 MB. Max. memory is 8.0 GB. [2021-08-07 12:50:59,813 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 196.1 MB. Free memory is still 177.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 453.53 ms. Allocated memory is still 196.1 MB. Free memory was 159.5 MB in the beginning and 168.2 MB in the end (delta: -8.7 MB). Peak memory consumption was 12.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 58.55 ms. Allocated memory is still 196.1 MB. Free memory was 168.2 MB in the beginning and 165.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.61 ms. Allocated memory is still 196.1 MB. Free memory was 165.6 MB in the beginning and 163.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 691.85 ms. Allocated memory is still 196.1 MB. Free memory was 163.5 MB in the beginning and 133.1 MB in the end (delta: 30.4 MB). Peak memory consumption was 58.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3071.11 ms. Allocated memory was 196.1 MB in the beginning and 347.1 MB in the end (delta: 151.0 MB). Free memory was 132.6 MB in the beginning and 269.8 MB in the end (delta: -137.2 MB). Peak memory consumption was 13.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7060, positive: 7040, positive conditional: 0, positive unconditional: 7040, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7060, positive: 7030, positive conditional: 0, positive unconditional: 7030, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135, positive: 52, positive conditional: 0, positive unconditional: 52, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8251, positive: 1191, positive conditional: 0, positive unconditional: 1191, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 7060, unknown conditional: 0, unknown unconditional: 7060] , Statistics on independence cache: Total cache size (in pairs): 7060, Positive cache size: 7040, Positive conditional cache size: 0, Positive unconditional cache size: 7040, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 342, Number of persistent set computation: 2548, Number of trivial persistent sets: 2548, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8251, positive: 8231, positive conditional: 0, positive unconditional: 8231, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7060, positive: 7040, positive conditional: 0, positive unconditional: 7040, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7060, positive: 7030, positive conditional: 0, positive unconditional: 7030, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 135, positive: 52, positive conditional: 0, positive unconditional: 52, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8251, positive: 1191, positive conditional: 0, positive unconditional: 1191, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 7060, unknown conditional: 0, unknown unconditional: 7060] , Statistics on independence cache: Total cache size (in pairs): 7060, Positive cache size: 7040, Positive conditional cache size: 0, Positive unconditional cache size: 7040, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6528, positive: 6468, positive conditional: 0, positive unconditional: 6468, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6528, positive: 6462, positive conditional: 0, positive unconditional: 6462, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 223, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 208, negative conditional: 0, negative unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6753, positive: 225, positive conditional: 0, positive unconditional: 225, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 6528, unknown conditional: 0, unknown unconditional: 6528] , Statistics on independence cache: Total cache size (in pairs): 6528, Positive cache size: 6468, Positive conditional cache size: 0, Positive unconditional cache size: 6468, Negative cache size: 60, Negative conditional cache size: 0, Negative unconditional cache size: 60, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 268, Number of persistent set computation: 370, Number of trivial persistent sets: 66, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6753, positive: 6693, positive conditional: 0, positive unconditional: 6693, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6528, positive: 6468, positive conditional: 0, positive unconditional: 6468, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6528, positive: 6462, positive conditional: 0, positive unconditional: 6462, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 223, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 208, negative conditional: 0, negative unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6753, positive: 225, positive conditional: 0, positive unconditional: 225, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 6528, unknown conditional: 0, unknown unconditional: 6528] , Statistics on independence cache: Total cache size (in pairs): 6528, Positive cache size: 6468, Positive conditional cache size: 0, Positive unconditional cache size: 6468, Negative cache size: 60, Negative conditional cache size: 0, Negative unconditional cache size: 60, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 719]: 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] [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] [L738] 1 readerprogress1 = 2 VAL [ctr1=2, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L739] CALL 1 __VERIFIER_atomic_use_done(myidx) [L702] COND TRUE 1 myidx <= 0 [L702] 1 ctr1-- [L739] RET 1 __VERIFIER_atomic_use_done(myidx) [L740] 1 return 0; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L785] FCALL, FORK 0 pthread_create(&t2, 0, qrcu_reader2, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L743] 2 int myidx; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L744] COND TRUE 2 1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L745] 2 myidx = idx VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L746] COND TRUE 2 __VERIFIER_nondet_int() VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L786] FCALL, FORK 0 pthread_create(&t3, 0, qrcu_updater, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L762] 3 int i; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L763] 3 int readerstart1=__VERIFIER_nondet_int(), readerstart2=__VERIFIER_nondet_int(); VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L763] 3 int readerstart1=__VERIFIER_nondet_int(), readerstart2=__VERIFIER_nondet_int(); VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L764] 3 int sum; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, 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=2, readerprogress2=0] [L766] 3 sum = ctr1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L766] 3 sum = sum + ctr2 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L767] COND TRUE 3 sum <= 1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L767] COND TRUE 3 __VERIFIER_nondet_int() VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L767] 3 sum = ctr1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L767] 3 sum = sum + ctr2 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L769] COND FALSE 3 !(sum > 1) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L777] CALL 3 __VERIFIER_atomic_check_progress1(readerstart1) [L710] COND FALSE 3 !(__VERIFIER_nondet_int()) [L777] RET 3 __VERIFIER_atomic_check_progress1(readerstart1) [L747] CALL 2 __VERIFIER_atomic_use1(myidx) [L694] CALL 2 assume_abort_if_not(myidx <= 0 && ctr1>0) [L3] COND FALSE 2 !(!cond) [L694] RET 2 assume_abort_if_not(myidx <= 0 && ctr1>0) [L695] 2 ctr1++ [L747] RET 2 __VERIFIER_atomic_use1(myidx) [L756] 2 readerprogress2 = 1 VAL [ctr1=2, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=1] [L778] CALL 3 __VERIFIER_atomic_check_progress2(readerstart2) [L717] COND TRUE 3 __VERIFIER_nondet_int() [L718] CALL 3 assume_abort_if_not(readerstart2 == 1 && readerprogress2 == 1) [L3] COND FALSE 3 !(!cond) [L718] RET 3 assume_abort_if_not(readerstart2 == 1 && readerprogress2 == 1) [L719] COND TRUE 3 !(0) [L719] 3 reach_error() VAL [ctr1=2, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=1] - UnprovableResult [Line: 712]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 256 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 547.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.3ms, PartialOrderReductionTime: 495.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: qrcu_updaterThread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 256 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 2280.2ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.7ms, PartialOrderReductionTime: 1061.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 66, 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: 29.2ms SsaConstructionTime, 194.7ms SatisfiabilityAnalysisTime, 772.1ms InterpolantComputationTime, 911 NumberOfCodeBlocks, 911 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 816 ConstructedInterpolants, 0 QuantifiedInterpolants, 2709 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-08-07 12:50:59,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-08-07 12:51:00,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-08-07 12:51:00,254 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...