/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/qrcu-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 11:52:02,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 11:52:02,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 11:52:02,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-12 11:52:02,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-12 11:52:02,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-12 11:52:02,502 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-12 11:52:02,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-12 11:52:02,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-12 11:52:02,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-12 11:52:02,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-12 11:52:02,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-12 11:52:02,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-12 11:52:02,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-12 11:52:02,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-12 11:52:02,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-12 11:52:02,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-12 11:52:02,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-12 11:52:02,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-12 11:52:02,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-12 11:52:02,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-12 11:52:02,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-12 11:52:02,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-12 11:52:02,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-12 11:52:02,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-12 11:52:02,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-12 11:52:02,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-12 11:52:02,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-12 11:52:02,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-12 11:52:02,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-12 11:52:02,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-12 11:52:02,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-12 11:52:02,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-12 11:52:02,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-12 11:52:02,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-12 11:52:02,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-12 11:52:02,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-12 11:52:02,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-12 11:52:02,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 11:52:02,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 11:52:02,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 11:52:02,539 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-Sleep-NoLbe-New_States.epf [2021-03-12 11:52:02,552 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 11:52:02,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 11:52:02,552 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 11:52:02,552 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 11:52:02,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 11:52:02,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 11:52:02,553 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 11:52:02,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 11:52:02,554 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 11:52:02,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 11:52:02,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 11:52:02,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 11:52:02,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 11:52:02,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 11:52:02,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 11:52:02,554 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 11:52:02,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 11:52:02,554 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 11:52:02,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 11:52:02,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 11:52:02,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 11:52:02,555 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 11:52:02,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 11:52:02,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 11:52:02,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 11:52:02,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 11:52:02,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 11:52:02,555 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 11:52:02,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 11:52:02,555 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 11:52:02,555 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 11:52:02,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 11:52:02,556 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-03-12 11:52:02,556 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 11:52:02,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 11:52:02,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 11:52:02,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 11:52:02,825 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 11:52:02,825 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 11:52:02,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/qrcu-2.i [2021-03-12 11:52:02,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e510737f/d4354d2384f34a2d9789eb49c7363bc4/FLAG51942954d [2021-03-12 11:52:03,281 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 11:52:03,282 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i [2021-03-12 11:52:03,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e510737f/d4354d2384f34a2d9789eb49c7363bc4/FLAG51942954d [2021-03-12 11:52:03,616 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e510737f/d4354d2384f34a2d9789eb49c7363bc4 [2021-03-12 11:52:03,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 11:52:03,622 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 11:52:03,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 11:52:03,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 11:52:03,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 11:52:03,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 11:52:03" (1/1) ... [2021-03-12 11:52:03,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2b432f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03, skipping insertion in model container [2021-03-12 11:52:03,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 11:52:03" (1/1) ... [2021-03-12 11:52:03,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 11:52:03,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 11:52:03,842 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i[30690,30703] [2021-03-12 11:52:03,865 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i[30912,30925] [2021-03-12 11:52:03,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 11:52:03,894 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 11:52:03,915 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i[30690,30703] [2021-03-12 11:52:03,916 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i[30912,30925] [2021-03-12 11:52:03,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 11:52:03,978 INFO L208 MainTranslator]: Completed translation [2021-03-12 11:52:03,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03 WrapperNode [2021-03-12 11:52:03,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 11:52:03,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 11:52:03,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 11:52:03,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 11:52:03,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03" (1/1) ... [2021-03-12 11:52:04,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03" (1/1) ... [2021-03-12 11:52:04,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 11:52:04,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 11:52:04,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 11:52:04,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 11:52:04,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03" (1/1) ... [2021-03-12 11:52:04,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03" (1/1) ... [2021-03-12 11:52:04,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03" (1/1) ... [2021-03-12 11:52:04,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03" (1/1) ... [2021-03-12 11:52:04,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03" (1/1) ... [2021-03-12 11:52:04,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03" (1/1) ... [2021-03-12 11:52:04,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03" (1/1) ... [2021-03-12 11:52:04,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 11:52:04,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 11:52:04,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 11:52:04,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 11:52:04,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 11:52:04,150 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader1 [2021-03-12 11:52:04,151 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader1 [2021-03-12 11:52:04,151 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader2 [2021-03-12 11:52:04,151 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader2 [2021-03-12 11:52:04,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-12 11:52:04,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 11:52:04,151 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_updater [2021-03-12 11:52:04,152 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_updater [2021-03-12 11:52:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-12 11:52:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 11:52:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 11:52:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 11:52:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 11:52:04,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 11:52:04,153 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 11:52:05,026 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 11:52:05,026 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-12 11:52:05,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 11:52:05 BoogieIcfgContainer [2021-03-12 11:52:05,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 11:52:05,028 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 11:52:05,028 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 11:52:05,030 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 11:52:05,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 11:52:03" (1/3) ... [2021-03-12 11:52:05,031 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@167dd43c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 11:52:05, skipping insertion in model container [2021-03-12 11:52:05,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:52:03" (2/3) ... [2021-03-12 11:52:05,031 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@167dd43c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 11:52:05, skipping insertion in model container [2021-03-12 11:52:05,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 11:52:05" (3/3) ... [2021-03-12 11:52:05,032 INFO L111 eAbstractionObserver]: Analyzing ICFG qrcu-2.i [2021-03-12 11:52:05,036 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 11:52:05,036 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 11:52:05,043 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-12 11:52:05,044 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 11:52:05,081 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,081 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,082 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,082 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,082 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,082 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,082 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,082 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,082 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,082 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,082 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,082 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,083 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,083 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,083 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,083 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,083 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,083 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,084 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,084 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,084 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,084 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,084 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,085 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,085 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,085 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,085 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,086 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,086 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,086 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,086 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,086 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,086 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,086 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,086 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,086 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,087 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,088 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,089 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,089 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,089 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,089 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,089 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,089 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,089 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,089 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,089 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,089 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,090 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,090 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,090 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,090 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,090 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,090 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,090 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,090 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,090 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,091 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,091 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,091 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,091 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,091 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,091 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,091 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,091 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,092 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,092 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,092 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,092 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,092 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,092 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,092 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,092 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,093 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,093 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,093 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,093 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,093 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,093 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,094 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,094 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,095 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,097 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,097 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,098 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,098 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,102 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,102 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,102 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,103 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,104 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,105 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,106 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,106 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,108 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,108 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,108 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,108 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,108 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,108 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,108 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,108 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,109 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,109 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,109 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,109 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,109 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,109 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,109 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,109 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,109 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,110 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,111 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,112 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,113 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,114 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,114 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,114 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,114 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,114 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,114 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,114 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,114 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,114 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,114 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,115 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,115 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,115 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,116 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,118 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,118 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,118 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,118 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,119 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,120 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,120 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,120 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,120 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,121 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,121 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,121 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,121 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,121 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,126 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,126 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,126 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,126 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,126 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,126 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,126 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,126 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,126 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,126 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,127 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,127 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,127 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,127 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,127 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,127 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,128 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,128 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,128 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,128 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,128 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,128 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,128 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,128 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,128 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,128 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,128 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,129 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,130 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,131 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,132 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,132 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,132 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,132 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,132 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,132 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,132 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,132 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,132 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,133 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,133 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,133 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,133 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,133 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,133 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,134 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,134 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,134 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,134 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,134 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,134 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,137 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,137 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,137 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,137 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,137 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,137 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,137 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,138 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,141 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,141 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,141 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,141 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,142 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,142 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,142 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,142 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,144 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,144 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,144 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,144 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,145 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,146 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,146 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,146 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,146 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,146 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,147 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,147 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,148 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,149 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,149 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,149 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,149 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,149 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,155 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-03-12 11:52:05,168 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-12 11:52:05,204 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 11:52:05,204 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 11:52:05,204 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 11:52:05,204 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 11:52:05,204 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 11:52:05,204 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 11:52:05,204 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 11:52:05,204 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 11:52:05,253 INFO L428 AbstractCegarLoop]: === Iteration 1 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:52:05,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:52:05,260 INFO L82 PathProgramCache]: Analyzing trace with hash 275886375, now seen corresponding path program 1 times [2021-03-12 11:52:05,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:52:05,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944386484] [2021-03-12 11:52:05,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:52:05,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:52:05,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:52:05,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944386484] [2021-03-12 11:52:05,528 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:52:05,528 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-12 11:52:05,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131122136] [2021-03-12 11:52:05,531 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-12 11:52:05,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:52:05,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-12 11:52:05,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-12 11:52:05,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:52:05,541 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:52:05,542 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 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) [2021-03-12 11:52:05,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:52:05,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:52:05,577 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 11:52:05,577 INFO L428 AbstractCegarLoop]: === Iteration 2 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:52:05,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:52:05,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1130362910, now seen corresponding path program 1 times [2021-03-12 11:52:05,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:52:05,577 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873283453] [2021-03-12 11:52:05,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:52:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:52:05,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:52:05,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873283453] [2021-03-12 11:52:05,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:52:05,631 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-12 11:52:05,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254005353] [2021-03-12 11:52:05,632 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-12 11:52:05,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:52:05,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-12 11:52:05,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-12 11:52:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:52:05,632 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:52:05,632 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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) [2021-03-12 11:52:05,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:52:05,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:52:05,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:52:05,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:52:05,643 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 11:52:05,643 INFO L428 AbstractCegarLoop]: === Iteration 3 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:52:05,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:52:05,644 INFO L82 PathProgramCache]: Analyzing trace with hash 681512679, now seen corresponding path program 1 times [2021-03-12 11:52:05,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:52:05,644 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361162595] [2021-03-12 11:52:05,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:52:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:52:05,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:52:05,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361162595] [2021-03-12 11:52:05,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:52:05,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-12 11:52:05,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040691346] [2021-03-12 11:52:05,694 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-12 11:52:05,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:52:05,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-12 11:52:05,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-12 11:52:05,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:52:05,695 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:52:05,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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) [2021-03-12 11:52:05,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:52:05,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:52:05,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:52:05,771 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,771 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,787 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,787 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,801 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,802 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,802 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,802 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,815 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,815 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,826 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post7_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,826 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader1___VERIFIER_atomic_use_done_#t~post8_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,859 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,859 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,874 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post8_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:05,875 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_reader2___VERIFIER_atomic_use_done_#t~post7_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:06,264 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_updater___VERIFIER_atomic_check_progress2_#t~nondet10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:06,270 WARN L313 ript$VariableManager]: TermVariabe |v_qrcu_updater___VERIFIER_atomic_check_progress2_#t~nondet10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:52:06,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 11:52:06,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:52:06,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:52:06,280 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 11:52:06,280 INFO L428 AbstractCegarLoop]: === Iteration 4 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:52:06,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:52:06,281 INFO L82 PathProgramCache]: Analyzing trace with hash 2140838378, now seen corresponding path program 1 times [2021-03-12 11:52:06,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:52:06,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40941669] [2021-03-12 11:52:06,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:52:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-12 11:52:06,332 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-12 11:52:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-12 11:52:06,364 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-12 11:52:06,400 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-12 11:52:06,400 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-12 11:52:06,401 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-12 11:52:06,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 11:52:06 BasicIcfg [2021-03-12 11:52:06,494 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 11:52:06,495 INFO L168 Benchmark]: Toolchain (without parser) took 2875.98 ms. Allocated memory was 341.8 MB in the beginning and 448.8 MB in the end (delta: 107.0 MB). Free memory was 305.6 MB in the beginning and 316.2 MB in the end (delta: -10.6 MB). Peak memory consumption was 98.8 MB. Max. memory is 16.0 GB. [2021-03-12 11:52:06,495 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 341.8 MB. Free memory was 323.5 MB in the beginning and 323.4 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 11:52:06,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.28 ms. Allocated memory is still 341.8 MB. Free memory was 305.0 MB in the beginning and 304.2 MB in the end (delta: 787.0 kB). Peak memory consumption was 9.2 MB. Max. memory is 16.0 GB. [2021-03-12 11:52:06,496 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.62 ms. Allocated memory is still 341.8 MB. Free memory was 303.2 MB in the beginning and 301.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 11:52:06,496 INFO L168 Benchmark]: Boogie Preprocessor took 42.82 ms. Allocated memory is still 341.8 MB. Free memory was 301.1 MB in the beginning and 299.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 11:52:06,496 INFO L168 Benchmark]: RCFGBuilder took 940.76 ms. Allocated memory is still 341.8 MB. Free memory was 299.0 MB in the beginning and 202.5 MB in the end (delta: 96.5 MB). Peak memory consumption was 96.5 MB. Max. memory is 16.0 GB. [2021-03-12 11:52:06,497 INFO L168 Benchmark]: TraceAbstraction took 1465.75 ms. Allocated memory was 341.8 MB in the beginning and 448.8 MB in the end (delta: 107.0 MB). Free memory was 201.4 MB in the beginning and 316.2 MB in the end (delta: -114.8 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 11:52:06,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 341.8 MB. Free memory was 323.5 MB in the beginning and 323.4 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 356.28 ms. Allocated memory is still 341.8 MB. Free memory was 305.0 MB in the beginning and 304.2 MB in the end (delta: 787.0 kB). Peak memory consumption was 9.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 62.62 ms. Allocated memory is still 341.8 MB. Free memory was 303.2 MB in the beginning and 301.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 42.82 ms. Allocated memory is still 341.8 MB. Free memory was 301.1 MB in the beginning and 299.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 940.76 ms. Allocated memory is still 341.8 MB. Free memory was 299.0 MB in the beginning and 202.5 MB in the end (delta: 96.5 MB). Peak memory consumption was 96.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1465.75 ms. Allocated memory was 341.8 MB in the beginning and 448.8 MB in the end (delta: 107.0 MB). Free memory was 201.4 MB in the beginning and 316.2 MB in the end (delta: -114.8 MB). There was no memory consumed. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16893, positive: 15500, positive conditional: 15500, positive unconditional: 0, negative: 1393, negative conditional: 1393, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 15540, positive: 15500, positive conditional: 15500, positive unconditional: 0, negative: 40, negative conditional: 40, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 15540, positive: 15488, positive conditional: 0, positive unconditional: 15488, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1368, positive: 1361, positive conditional: 0, positive unconditional: 1361, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1368, positive: 1356, positive conditional: 0, positive unconditional: 1356, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 6, positive conditional: 1, positive unconditional: 5, negative: 9, negative conditional: 2, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 54, positive conditional: 13, positive unconditional: 40, negative: 75, negative conditional: 18, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15540, positive: 14127, positive conditional: 0, positive unconditional: 14127, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 1368, unknown conditional: 0, unknown unconditional: 1368] , Statistics on independence cache: Total cache size (in pairs): 1371, Positive cache size: 1362, Positive conditional cache size: 1, Positive unconditional cache size: 1361, Negative cache size: 9, Negative conditional cache size: 2, Negative unconditional cache size: 7, SemanticConditionEliminator.Independence Queries: [ total: 132, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 120, negative conditional: 13, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 132, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 120, negative conditional: 13, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 6, positive conditional: 1, positive unconditional: 5, negative: 9, negative conditional: 2, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 54, positive conditional: 13, positive unconditional: 40, negative: 75, negative conditional: 18, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 132, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 118, negative conditional: 11, negative unconditional: 107, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1371, Positive cache size: 1362, Positive conditional cache size: 1, Positive unconditional cache size: 1361, Negative cache size: 9, Negative conditional cache size: 2, Negative unconditional cache size: 7, Eliminated conditions: 107, SemanticConditionEliminator.Independence Queries: [ total: 132, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 120, negative conditional: 13, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 132, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 120, negative conditional: 13, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 6, positive conditional: 1, positive unconditional: 5, negative: 9, negative conditional: 2, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 54, positive conditional: 13, positive unconditional: 40, negative: 75, negative conditional: 18, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 132, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 118, negative conditional: 11, negative unconditional: 107, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1371, Positive cache size: 1362, Positive conditional cache size: 1, Positive unconditional cache size: 1361, Negative cache size: 9, Negative conditional cache size: 2, Negative unconditional cache size: 7, Eliminated conditions: 107, SemanticConditionEliminator.Independence Queries: [ total: 132, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 120, negative conditional: 13, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 132, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 120, negative conditional: 13, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 6, positive conditional: 1, positive unconditional: 5, negative: 9, negative conditional: 2, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 54, positive conditional: 13, positive unconditional: 40, negative: 75, negative conditional: 18, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 132, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 118, negative conditional: 11, negative unconditional: 107, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1371, Positive cache size: 1362, Positive conditional cache size: 1, Positive unconditional cache size: 1361, Negative cache size: 9, Negative conditional cache size: 2, Negative unconditional cache size: 7, Eliminated conditions: 107 ], Maximal queried relation: 3, Independence queries for same thread: 1353 - 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] [L785] FCALL, FORK 0 pthread_create(&t2, 0, qrcu_reader2, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L786] FCALL, FORK 0 pthread_create(&t3, 0, qrcu_updater, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L762] 3 int i; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L763] 3 int readerstart1=__VERIFIER_nondet_int(), readerstart2=__VERIFIER_nondet_int(); VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L763] 3 int readerstart1=__VERIFIER_nondet_int(), readerstart2=__VERIFIER_nondet_int(); VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L764] 3 int sum; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L765] CALL 3 __VERIFIER_atomic_take_snapshot(readerstart1, readerstart2) [L706] 3 readerstart1 = readerprogress1 [L707] 3 readerstart2 = readerprogress2 [L765] RET 3 __VERIFIER_atomic_take_snapshot(readerstart1, readerstart2) [L766] COND TRUE 3 __VERIFIER_nondet_int() VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L766] 3 sum = ctr1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L766] 3 sum = sum + ctr2 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L767] COND TRUE 3 sum <= 1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L767] COND TRUE 3 __VERIFIER_nondet_int() VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L767] 3 sum = ctr1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L767] 3 sum = sum + ctr2 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L769] COND FALSE 3 !(sum > 1) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L777] CALL 3 __VERIFIER_atomic_check_progress1(readerstart1) [L710] COND FALSE 3 !(__VERIFIER_nondet_int()) [L777] RET 3 __VERIFIER_atomic_check_progress1(readerstart1) [L787] 0 \read(t1) 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] [L787] FCALL, JOIN 1 pthread_join(t1, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=2, readerprogress2=0] [L788] 0 \read(t2) 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] [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] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 148 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1228.5ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.8ms, PartialOrderReductionTime: 668.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, 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: 19.6ms SsaConstructionTime, 115.2ms SatisfiabilityAnalysisTime, 205.6ms InterpolantComputationTime, 263 NumberOfCodeBlocks, 263 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 177 ConstructedInterpolants, 0 QuantifiedInterpolants, 621 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...