/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/qrcu-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 18:32:53,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 18:32:53,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 18:32:53,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 18:32:53,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 18:32:53,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 18:32:53,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 18:32:53,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 18:32:53,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 18:32:53,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 18:32:53,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 18:32:53,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 18:32:53,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 18:32:53,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 18:32:53,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 18:32:53,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 18:32:53,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 18:32:53,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 18:32:53,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 18:32:53,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 18:32:53,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 18:32:53,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 18:32:53,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 18:32:53,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 18:32:53,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-24 18:32:53,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 18:32:53,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 18:32:53,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 18:32:53,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf [2021-03-24 18:32:53,136 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 18:32:53,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 18:32:53,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 18:32:53,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 18:32:53,139 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 18:32:53,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 18:32:53,140 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 18:32:53,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 18:32:53,140 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 18:32:53,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 18:32:53,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 18:32:53,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 18:32:53,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 18:32:53,141 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 18:32:53,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 18:32:53,141 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 18:32:53,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 18:32:53,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 18:32:53,142 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 18:32:53,142 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 18:32:53,142 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 18:32:53,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 18:32:53,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 18:32:53,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 18:32:53,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 18:32:53,142 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 18:32:53,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 18:32:53,143 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 18:32:53,143 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 18:32:53,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 18:32:53,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 18:32:53,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 18:32:53,405 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 18:32:53,407 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 18:32:53,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/qrcu-2.i [2021-03-24 18:32:53,456 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/675c5de78/6b92a1e62f3d4f7abb25ed8c07818500/FLAG5889e2b83 [2021-03-24 18:32:53,979 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 18:32:53,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-2.i [2021-03-24 18:32:53,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/675c5de78/6b92a1e62f3d4f7abb25ed8c07818500/FLAG5889e2b83 [2021-03-24 18:32:54,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/675c5de78/6b92a1e62f3d4f7abb25ed8c07818500 [2021-03-24 18:32:54,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 18:32:54,489 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 18:32:54,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 18:32:54,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 18:32:54,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 18:32:54,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 06:32:54" (1/1) ... [2021-03-24 18:32:54,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65c1c070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54, skipping insertion in model container [2021-03-24 18:32:54,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 06:32:54" (1/1) ... [2021-03-24 18:32:54,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 18:32:54,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 18:32:54,765 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] [2021-03-24 18:32:54,767 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] [2021-03-24 18:32:54,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 18:32:54,789 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 18:32:54,817 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] [2021-03-24 18:32:54,818 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] [2021-03-24 18:32:54,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 18:32:54,869 INFO L208 MainTranslator]: Completed translation [2021-03-24 18:32:54,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54 WrapperNode [2021-03-24 18:32:54,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 18:32:54,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 18:32:54,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 18:32:54,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 18:32:54,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54" (1/1) ... [2021-03-24 18:32:54,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54" (1/1) ... [2021-03-24 18:32:54,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 18:32:54,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 18:32:54,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 18:32:54,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 18:32:54,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54" (1/1) ... [2021-03-24 18:32:54,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54" (1/1) ... [2021-03-24 18:32:54,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54" (1/1) ... [2021-03-24 18:32:54,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54" (1/1) ... [2021-03-24 18:32:54,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54" (1/1) ... [2021-03-24 18:32:54,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54" (1/1) ... [2021-03-24 18:32:54,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54" (1/1) ... [2021-03-24 18:32:54,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 18:32:54,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 18:32:54,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 18:32:54,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 18:32:54,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54" (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) [2021-03-24 18:32:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader1 [2021-03-24 18:32:54,984 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader1 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 18:32:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader2 [2021-03-24 18:32:54,984 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader2 [2021-03-24 18:32:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-24 18:32:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 18:32:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_updater [2021-03-24 18:32:54,985 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_updater [2021-03-24 18:32:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-24 18:32:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 18:32:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 18:32:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 18:32:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 18:32:54,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 18:32:54,986 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 18:32:55,695 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 18:32:55,696 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-24 18:32:55,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 06:32:55 BoogieIcfgContainer [2021-03-24 18:32:55,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 18:32:55,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 18:32:55,698 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 18:32:55,700 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 18:32:55,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 06:32:54" (1/3) ... [2021-03-24 18:32:55,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7615d36f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 06:32:55, skipping insertion in model container [2021-03-24 18:32:55,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 06:32:54" (2/3) ... [2021-03-24 18:32:55,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7615d36f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 06:32:55, skipping insertion in model container [2021-03-24 18:32:55,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 06:32:55" (3/3) ... [2021-03-24 18:32:55,701 INFO L111 eAbstractionObserver]: Analyzing ICFG qrcu-2.i [2021-03-24 18:32:55,704 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 18:32:55,707 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-24 18:32:55,708 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 18:32:55,745 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,746 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,746 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,746 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,746 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,746 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,746 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,746 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,746 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,747 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,747 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,747 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,747 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,747 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,747 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,747 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,747 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,747 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,749 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,749 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,749 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,750 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,750 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,750 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,750 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,750 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,750 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,750 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,751 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,751 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,751 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,751 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,751 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,751 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,752 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,752 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,752 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,753 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,753 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,753 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,753 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,753 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,754 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,754 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,754 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,754 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,755 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,755 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,756 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,756 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,756 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,758 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,759 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,759 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,759 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,759 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,760 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,760 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,760 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,760 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,760 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,760 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,760 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,761 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,761 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,761 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,761 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,761 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,761 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,761 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,762 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,762 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,762 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,762 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,762 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,763 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,763 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,763 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,763 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,763 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,763 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,764 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,764 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,764 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,764 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,764 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,764 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,764 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,764 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,764 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,764 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,765 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,765 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,765 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,765 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,765 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,765 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,765 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,765 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,765 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,765 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,765 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,766 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,767 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,767 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,767 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,767 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,767 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,767 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,767 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,767 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,767 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,767 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,767 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,768 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,768 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,768 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,768 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,768 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,769 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,770 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,770 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,770 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,770 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,770 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,770 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,770 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,770 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,770 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,770 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,770 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,771 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,771 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,771 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,771 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,771 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,771 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,771 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,771 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,771 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,771 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,771 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,772 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,772 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,772 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,795 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,796 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,796 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,796 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,797 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,798 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,799 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,800 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,800 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,800 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,800 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,800 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,800 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,800 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,800 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,800 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,800 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,801 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,802 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,803 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,803 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,803 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,803 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,803 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,803 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,804 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,805 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,806 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,807 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,808 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,808 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,809 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,809 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,809 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,809 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,809 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,810 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,812 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_take_snapshot_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,813 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork1_~readerstart2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,814 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,815 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,815 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,815 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,815 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,816 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,817 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,817 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,817 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 18:32:55,821 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-03-24 18:32:55,832 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-24 18:32:55,844 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 18:32:55,844 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 18:32:55,844 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 18:32:55,844 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 18:32:55,844 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 18:32:55,844 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 18:32:55,845 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 18:32:55,845 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 18:32:55,852 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 157 places, 171 transitions, 384 flow [2021-03-24 18:32:55,896 INFO L129 PetriNetUnfolder]: 23/179 cut-off events. [2021-03-24 18:32:55,896 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-03-24 18:32:55,901 INFO L84 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 179 events. 23/179 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 439 event pairs, 0 based on Foata normal form. 0/158 useless extension candidates. Maximal degree in co-relation 137. Up to 6 conditions per place. [2021-03-24 18:32:55,901 INFO L82 GeneralOperation]: Start removeDead. Operand has 157 places, 171 transitions, 384 flow [2021-03-24 18:32:55,907 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 143 places, 155 transitions, 337 flow [2021-03-24 18:32:55,907 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-24 18:32:55,915 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 143 places, 155 transitions, 337 flow [2021-03-24 18:32:55,918 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 143 places, 155 transitions, 337 flow [2021-03-24 18:32:55,921 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 143 places, 155 transitions, 337 flow [2021-03-24 18:32:55,944 INFO L129 PetriNetUnfolder]: 21/166 cut-off events. [2021-03-24 18:32:55,944 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-03-24 18:32:55,945 INFO L84 FinitePrefix]: Finished finitePrefix Result has 185 conditions, 166 events. 21/166 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 433 event pairs, 0 based on Foata normal form. 0/145 useless extension candidates. Maximal degree in co-relation 137. Up to 6 conditions per place. [2021-03-24 18:32:55,949 INFO L142 LiptonReduction]: Number of co-enabled transitions 9672 [2021-03-24 18:32:59,123 INFO L154 LiptonReduction]: Checked pairs total: 12836 [2021-03-24 18:32:59,123 INFO L156 LiptonReduction]: Total number of compositions: 84 [2021-03-24 18:32:59,125 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3218 [2021-03-24 18:32:59,141 INFO L129 PetriNetUnfolder]: 10/67 cut-off events. [2021-03-24 18:32:59,141 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-24 18:32:59,141 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 18:32:59,142 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 18:32:59,142 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]=== [2021-03-24 18:32:59,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 18:32:59,146 INFO L82 PathProgramCache]: Analyzing trace with hash -345619445, now seen corresponding path program 1 times [2021-03-24 18:32:59,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 18:32:59,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607742671] [2021-03-24 18:32:59,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 18:32:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 18:32:59,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 18:32:59,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 18:32:59,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 18:32:59,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 18:32:59,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607742671] [2021-03-24 18:32:59,308 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 18:32:59,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 18:32:59,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353572853] [2021-03-24 18:32:59,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 18:32:59,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 18:32:59,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 18:32:59,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 18:32:59,323 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 217 out of 255 [2021-03-24 18:32:59,326 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 90 transitions, 207 flow. Second operand has 3 states, 3 states have (on average 219.0) internal successors, (657), 3 states have internal predecessors, (657), 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) [2021-03-24 18:32:59,327 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 18:32:59,327 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 217 of 255 [2021-03-24 18:32:59,327 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 18:32:59,375 INFO L129 PetriNetUnfolder]: 17/108 cut-off events. [2021-03-24 18:32:59,376 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-03-24 18:32:59,378 INFO L84 FinitePrefix]: Finished finitePrefix Result has 152 conditions, 108 events. 17/108 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 312 event pairs, 0 based on Foata normal form. 31/120 useless extension candidates. Maximal degree in co-relation 121. Up to 15 conditions per place. [2021-03-24 18:32:59,379 INFO L132 encePairwiseOnDemand]: 249/255 looper letters, 16 selfloop transitions, 3 changer transitions 0/89 dead transitions. [2021-03-24 18:32:59,379 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 89 transitions, 243 flow [2021-03-24 18:32:59,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 18:32:59,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 18:32:59,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 675 transitions. [2021-03-24 18:32:59,393 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8823529411764706 [2021-03-24 18:32:59,394 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 675 transitions. [2021-03-24 18:32:59,394 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 675 transitions. [2021-03-24 18:32:59,397 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 18:32:59,398 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 675 transitions. [2021-03-24 18:32:59,402 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 225.0) internal successors, (675), 3 states have internal predecessors, (675), 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) [2021-03-24 18:32:59,409 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 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) [2021-03-24 18:32:59,410 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 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) [2021-03-24 18:32:59,411 INFO L185 Difference]: Start difference. First operand has 82 places, 90 transitions, 207 flow. Second operand 3 states and 675 transitions. [2021-03-24 18:32:59,411 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 89 transitions, 243 flow [2021-03-24 18:32:59,413 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 89 transitions, 225 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-03-24 18:32:59,415 INFO L241 Difference]: Finished difference. Result has 79 places, 89 transitions, 205 flow [2021-03-24 18:32:59,416 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=183, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=205, PETRI_PLACES=79, PETRI_TRANSITIONS=89} [2021-03-24 18:32:59,417 INFO L343 CegarLoopForPetriNet]: 82 programPoint places, -3 predicate places. [2021-03-24 18:32:59,417 INFO L480 AbstractCegarLoop]: Abstraction has has 79 places, 89 transitions, 205 flow [2021-03-24 18:32:59,417 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 219.0) internal successors, (657), 3 states have internal predecessors, (657), 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) [2021-03-24 18:32:59,417 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 18:32:59,419 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 18:32:59,419 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 18:32:59,419 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]=== [2021-03-24 18:32:59,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 18:32:59,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1582366627, now seen corresponding path program 1 times [2021-03-24 18:32:59,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 18:32:59,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755563161] [2021-03-24 18:32:59,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 18:32:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 18:32:59,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 18:32:59,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 18:32:59,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 18:32:59,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755563161] [2021-03-24 18:32:59,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 18:32:59,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 18:32:59,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823677216] [2021-03-24 18:32:59,528 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 18:32:59,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 18:32:59,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 18:32:59,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 18:32:59,529 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 255 [2021-03-24 18:32:59,530 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 89 transitions, 205 flow. Second operand has 3 states, 3 states have (on average 232.0) internal successors, (696), 3 states have internal predecessors, (696), 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) [2021-03-24 18:32:59,530 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 18:32:59,530 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 255 [2021-03-24 18:32:59,530 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 18:32:59,558 INFO L129 PetriNetUnfolder]: 39/195 cut-off events. [2021-03-24 18:32:59,559 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-24 18:32:59,560 INFO L84 FinitePrefix]: Finished finitePrefix Result has 242 conditions, 195 events. 39/195 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 855 event pairs, 4 based on Foata normal form. 2/171 useless extension candidates. Maximal degree in co-relation 185. Up to 22 conditions per place. [2021-03-24 18:32:59,561 INFO L132 encePairwiseOnDemand]: 251/255 looper letters, 6 selfloop transitions, 3 changer transitions 0/91 dead transitions. [2021-03-24 18:32:59,561 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 91 transitions, 227 flow [2021-03-24 18:32:59,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 18:32:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 18:32:59,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 703 transitions. [2021-03-24 18:32:59,562 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.918954248366013 [2021-03-24 18:32:59,562 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 703 transitions. [2021-03-24 18:32:59,562 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 703 transitions. [2021-03-24 18:32:59,563 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 18:32:59,563 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 703 transitions. [2021-03-24 18:32:59,564 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 234.33333333333334) internal successors, (703), 3 states have internal predecessors, (703), 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) [2021-03-24 18:32:59,565 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 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) [2021-03-24 18:32:59,566 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 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) [2021-03-24 18:32:59,566 INFO L185 Difference]: Start difference. First operand has 79 places, 89 transitions, 205 flow. Second operand 3 states and 703 transitions. [2021-03-24 18:32:59,566 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 91 transitions, 227 flow [2021-03-24 18:32:59,567 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 91 transitions, 224 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-24 18:32:59,568 INFO L241 Difference]: Finished difference. Result has 81 places, 89 transitions, 213 flow [2021-03-24 18:32:59,569 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=202, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=213, PETRI_PLACES=81, PETRI_TRANSITIONS=89} [2021-03-24 18:32:59,569 INFO L343 CegarLoopForPetriNet]: 82 programPoint places, -1 predicate places. [2021-03-24 18:32:59,569 INFO L480 AbstractCegarLoop]: Abstraction has has 81 places, 89 transitions, 213 flow [2021-03-24 18:32:59,569 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 232.0) internal successors, (696), 3 states have internal predecessors, (696), 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) [2021-03-24 18:32:59,570 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 18:32:59,570 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 18:32:59,570 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 18:32:59,570 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]=== [2021-03-24 18:32:59,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 18:32:59,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1367278550, now seen corresponding path program 1 times [2021-03-24 18:32:59,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 18:32:59,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131197258] [2021-03-24 18:32:59,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 18:32:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 18:32:59,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 18:32:59,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 18:32:59,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 18:32:59,635 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131197258] [2021-03-24 18:32:59,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 18:32:59,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 18:32:59,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230260819] [2021-03-24 18:32:59,635 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 18:32:59,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 18:32:59,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 18:32:59,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 18:32:59,637 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 227 out of 255 [2021-03-24 18:32:59,637 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 89 transitions, 213 flow. Second operand has 3 states, 3 states have (on average 228.0) internal successors, (684), 3 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 18:32:59,637 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 18:32:59,637 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 227 of 255 [2021-03-24 18:32:59,637 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 18:32:59,652 INFO L129 PetriNetUnfolder]: 23/126 cut-off events. [2021-03-24 18:32:59,652 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-24 18:32:59,653 INFO L84 FinitePrefix]: Finished finitePrefix Result has 163 conditions, 126 events. 23/126 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 455 event pairs, 0 based on Foata normal form. 2/116 useless extension candidates. Maximal degree in co-relation 133. Up to 14 conditions per place. [2021-03-24 18:32:59,653 INFO L132 encePairwiseOnDemand]: 251/255 looper letters, 5 selfloop transitions, 3 changer transitions 0/91 dead transitions. [2021-03-24 18:32:59,653 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 91 transitions, 233 flow [2021-03-24 18:32:59,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 18:32:59,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 18:32:59,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 690 transitions. [2021-03-24 18:32:59,655 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9019607843137255 [2021-03-24 18:32:59,655 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 690 transitions. [2021-03-24 18:32:59,655 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 690 transitions. [2021-03-24 18:32:59,655 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 18:32:59,655 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 690 transitions. [2021-03-24 18:32:59,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 230.0) internal successors, (690), 3 states have internal predecessors, (690), 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) [2021-03-24 18:32:59,657 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 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) [2021-03-24 18:32:59,658 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 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) [2021-03-24 18:32:59,658 INFO L185 Difference]: Start difference. First operand has 81 places, 89 transitions, 213 flow. Second operand 3 states and 690 transitions. [2021-03-24 18:32:59,658 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 91 transitions, 233 flow [2021-03-24 18:32:59,659 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 91 transitions, 227 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 18:32:59,659 INFO L241 Difference]: Finished difference. Result has 82 places, 89 transitions, 218 flow [2021-03-24 18:32:59,660 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=207, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=218, PETRI_PLACES=82, PETRI_TRANSITIONS=89} [2021-03-24 18:32:59,660 INFO L343 CegarLoopForPetriNet]: 82 programPoint places, 0 predicate places. [2021-03-24 18:32:59,660 INFO L480 AbstractCegarLoop]: Abstraction has has 82 places, 89 transitions, 218 flow [2021-03-24 18:32:59,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 228.0) internal successors, (684), 3 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 18:32:59,660 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 18:32:59,660 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 18:32:59,660 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 18:32:59,661 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]=== [2021-03-24 18:32:59,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 18:32:59,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1132260188, now seen corresponding path program 1 times [2021-03-24 18:32:59,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 18:32:59,661 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238557220] [2021-03-24 18:32:59,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 18:32:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 18:32:59,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 18:32:59,714 INFO L142 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size [2021-03-24 18:32:59,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 18:32:59,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 18:32:59,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 18:32:59,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 18:32:59,735 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-03-24 18:32:59,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 18:32:59,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 18:32:59,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 18:32:59,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 18:32:59,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238557220] [2021-03-24 18:32:59,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 18:32:59,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 18:32:59,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249882789] [2021-03-24 18:32:59,737 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 18:32:59,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 18:32:59,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 18:32:59,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 18:32:59,738 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 255 [2021-03-24 18:32:59,739 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 89 transitions, 218 flow. Second operand has 5 states, 5 states have (on average 175.0) internal successors, (875), 5 states have internal predecessors, (875), 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) [2021-03-24 18:32:59,739 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 18:32:59,739 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 255 [2021-03-24 18:32:59,739 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 18:32:59,952 INFO L129 PetriNetUnfolder]: 566/1224 cut-off events. [2021-03-24 18:32:59,952 INFO L130 PetriNetUnfolder]: For 104/104 co-relation queries the response was YES. [2021-03-24 18:32:59,956 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2486 conditions, 1224 events. 566/1224 cut-off events. For 104/104 co-relation queries the response was YES. Maximal size of possible extension queue 130. Compared 8312 event pairs, 52 based on Foata normal form. 88/1201 useless extension candidates. Maximal degree in co-relation 2161. Up to 603 conditions per place. [2021-03-24 18:32:59,961 INFO L132 encePairwiseOnDemand]: 237/255 looper letters, 82 selfloop transitions, 27 changer transitions 0/160 dead transitions. [2021-03-24 18:32:59,961 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 160 transitions, 639 flow [2021-03-24 18:32:59,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 18:32:59,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 18:32:59,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1329 transitions. [2021-03-24 18:32:59,964 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7445378151260504 [2021-03-24 18:32:59,964 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1329 transitions. [2021-03-24 18:32:59,964 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1329 transitions. [2021-03-24 18:32:59,965 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 18:32:59,965 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1329 transitions. [2021-03-24 18:32:59,967 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 189.85714285714286) internal successors, (1329), 7 states have internal predecessors, (1329), 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) [2021-03-24 18:32:59,969 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 255.0) internal successors, (2040), 8 states have internal predecessors, (2040), 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) [2021-03-24 18:32:59,969 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 255.0) internal successors, (2040), 8 states have internal predecessors, (2040), 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) [2021-03-24 18:32:59,970 INFO L185 Difference]: Start difference. First operand has 82 places, 89 transitions, 218 flow. Second operand 7 states and 1329 transitions. [2021-03-24 18:32:59,970 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 160 transitions, 639 flow [2021-03-24 18:32:59,972 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 160 transitions, 623 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 18:32:59,974 INFO L241 Difference]: Finished difference. Result has 91 places, 115 transitions, 449 flow [2021-03-24 18:32:59,974 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=212, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=449, PETRI_PLACES=91, PETRI_TRANSITIONS=115} [2021-03-24 18:32:59,974 INFO L343 CegarLoopForPetriNet]: 82 programPoint places, 9 predicate places. [2021-03-24 18:32:59,974 INFO L480 AbstractCegarLoop]: Abstraction has has 91 places, 115 transitions, 449 flow [2021-03-24 18:32:59,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 175.0) internal successors, (875), 5 states have internal predecessors, (875), 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) [2021-03-24 18:32:59,975 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 18:32:59,975 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 18:32:59,975 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 18:32:59,975 INFO L428 AbstractCegarLoop]: === Iteration 5 === [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]=== [2021-03-24 18:32:59,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 18:32:59,975 INFO L82 PathProgramCache]: Analyzing trace with hash 1679762992, now seen corresponding path program 1 times [2021-03-24 18:32:59,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 18:32:59,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750524569] [2021-03-24 18:32:59,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 18:32:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 18:32:59,996 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 18:33:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 18:33:00,015 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 18:33:00,036 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 18:33:00,036 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 18:33:00,036 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 18:33:00,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 06:33:00 BasicIcfg [2021-03-24 18:33:00,124 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 18:33:00,125 INFO L168 Benchmark]: Toolchain (without parser) took 5635.97 ms. Allocated memory was 255.9 MB in the beginning and 488.6 MB in the end (delta: 232.8 MB). Free memory was 235.1 MB in the beginning and 457.9 MB in the end (delta: -222.8 MB). Peak memory consumption was 236.9 MB. Max. memory is 16.0 GB. [2021-03-24 18:33:00,125 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 255.9 MB. Free memory is still 237.5 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 18:33:00,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.55 ms. Allocated memory was 255.9 MB in the beginning and 337.6 MB in the end (delta: 81.8 MB). Free memory was 234.6 MB in the beginning and 298.3 MB in the end (delta: -63.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-03-24 18:33:00,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.95 ms. Allocated memory is still 337.6 MB. Free memory was 298.3 MB in the beginning and 295.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-24 18:33:00,126 INFO L168 Benchmark]: Boogie Preprocessor took 19.30 ms. Allocated memory is still 337.6 MB. Free memory was 295.6 MB in the beginning and 294.0 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 18:33:00,126 INFO L168 Benchmark]: RCFGBuilder took 764.37 ms. Allocated memory is still 337.6 MB. Free memory was 293.5 MB in the beginning and 259.7 MB in the end (delta: 33.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 16.0 GB. [2021-03-24 18:33:00,127 INFO L168 Benchmark]: TraceAbstraction took 4426.34 ms. Allocated memory was 337.6 MB in the beginning and 488.6 MB in the end (delta: 151.0 MB). Free memory was 259.4 MB in the beginning and 457.9 MB in the end (delta: -198.5 MB). Peak memory consumption was 181.1 MB. Max. memory is 16.0 GB. [2021-03-24 18:33:00,129 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 255.9 MB. Free memory is still 237.5 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 377.55 ms. Allocated memory was 255.9 MB in the beginning and 337.6 MB in the end (delta: 81.8 MB). Free memory was 234.6 MB in the beginning and 298.3 MB in the end (delta: -63.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 41.95 ms. Allocated memory is still 337.6 MB. Free memory was 298.3 MB in the beginning and 295.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 19.30 ms. Allocated memory is still 337.6 MB. Free memory was 295.6 MB in the beginning and 294.0 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 764.37 ms. Allocated memory is still 337.6 MB. Free memory was 293.5 MB in the beginning and 259.7 MB in the end (delta: 33.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 4426.34 ms. Allocated memory was 337.6 MB in the beginning and 488.6 MB in the end (delta: 151.0 MB). Free memory was 259.4 MB in the beginning and 457.9 MB in the end (delta: -198.5 MB). Peak memory consumption was 181.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3205.5ms, 143 PlacesBefore, 82 PlacesAfterwards, 155 TransitionsBefore, 90 TransitionsAfterwards, 9672 CoEnabledTransitionPairs, 6 FixpointIterations, 20 TrivialSequentialCompositions, 49 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 11 ConcurrentYvCompositions, 4 ChoiceCompositions, 84 TotalNumberOfCompositions, 12836 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6030, positive: 5853, positive conditional: 0, positive unconditional: 5853, negative: 177, negative conditional: 0, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4582, positive: 4499, positive conditional: 0, positive unconditional: 4499, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4582, positive: 4499, positive conditional: 0, positive unconditional: 4499, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4582, positive: 4483, positive conditional: 0, positive unconditional: 4483, negative: 99, negative conditional: 0, negative unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 439, positive: 66, positive conditional: 0, positive unconditional: 66, negative: 373, negative conditional: 0, negative unconditional: 373, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6030, positive: 1354, positive conditional: 0, positive unconditional: 1354, negative: 94, negative conditional: 0, negative unconditional: 94, unknown: 4582, unknown conditional: 0, unknown unconditional: 4582] , Statistics on independence cache: Total cache size (in pairs): 821, Positive cache size: 796, Positive conditional cache size: 0, Positive unconditional cache size: 796, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25 - CounterExampleResult [Line: 712]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L689] 0 int idx=0; VAL [idx=0] [L690] 0 int ctr1=1, ctr2=0; [L691] 0 int readerprogress1=0, readerprogress2=0; [L692] 0 pthread_mutex_t mutex; [L782] 0 pthread_t t1, t2, t3; [L784] FCALL, FORK 0 pthread_create(&t1, 0, qrcu_reader1, 0) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L724] 1 int myidx; VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L725] COND TRUE 1 1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L726] 1 myidx = idx VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [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; [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; [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 FALSE 3 !(__VERIFIER_nondet_int()) VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L766] 3 sum = ctr2 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L766] 3 sum = sum + ctr1 VAL [ctr1=1, ctr2=0, idx=0, mutex={7:0}, readerprogress1=0, readerprogress2=0] [L767] COND TRUE 3 sum <= 1 [L767] COND TRUE 3 __VERIFIER_nondet_int() [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] [L727] COND TRUE 1 __VERIFIER_nondet_int() [L728] CALL 1 __VERIFIER_atomic_use1(myidx) [L694] CALL 1 assume_abort_if_not(myidx <= 0 && ctr1>0) [L3] COND FALSE 1 !(!cond) [L694] RET 1 assume_abort_if_not(myidx <= 0 && ctr1>0) [L695] 1 ctr1++ [L728] RET 1 __VERIFIER_atomic_use1(myidx) [L737] 1 readerprogress1 = 1 VAL [ctr1=2, ctr2=0, idx=0, mutex={7:0}, readerprogress1=1, readerprogress2=0] [L777] CALL 3 __VERIFIER_atomic_check_progress1(readerstart1) [L710] COND TRUE 3 __VERIFIER_nondet_int() [L711] CALL 3 assume_abort_if_not(readerstart1 == 1 && readerprogress1 == 1) [L3] COND FALSE 3 !(!cond) [L711] RET 3 assume_abort_if_not(readerstart1 == 1 && readerprogress1 == 1) [L712] COND TRUE 3 !(0) [L712] 3 reach_error() VAL [ctr1=2, ctr2=0, idx=0, mutex={7:0}, readerprogress1=1, readerprogress2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 148 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 12.7ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 4194.8ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 399.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3283.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 55 SDtfs, 58 SDslu, 20 SDs, 0 SdLazy, 197 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 101.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 29.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=449occurred in iteration=4, InterpolantAutomatonStates: 16, 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: 15.3ms SsaConstructionTime, 99.2ms SatisfiabilityAnalysisTime, 226.6ms InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...