/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-atomic/qrcu-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-12 03:30:07,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-12 03:30:07,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-12 03:30:07,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-12 03:30:07,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-12 03:30:07,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-12 03:30:07,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-12 03:30:07,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-12 03:30:07,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-12 03:30:07,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-12 03:30:07,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-12 03:30:07,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-12 03:30:07,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-12 03:30:07,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-12 03:30:07,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-12 03:30:07,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-12 03:30:07,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-12 03:30:07,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-12 03:30:07,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-12 03:30:07,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-12 03:30:07,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-12 03:30:07,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-12 03:30:07,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-12 03:30:07,671 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-12 03:30:07,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-12 03:30:07,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-12 03:30:07,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-12 03:30:07,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-12 03:30:07,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-12 03:30:07,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-12 03:30:07,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-12 03:30:07,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-12 03:30:07,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-12 03:30:07,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-12 03:30:07,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-12 03:30:07,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-12 03:30:07,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-12 03:30:07,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-12 03:30:07,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-12 03:30:07,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-12 03:30:07,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-12 03:30:07,692 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-FA-NoLbe-Delay.epf [2020-11-12 03:30:07,745 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-12 03:30:07,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-12 03:30:07,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-12 03:30:07,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-12 03:30:07,750 INFO L138 SettingsManager]: * Use SBE=true [2020-11-12 03:30:07,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-12 03:30:07,750 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-12 03:30:07,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-12 03:30:07,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-12 03:30:07,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-12 03:30:07,752 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-12 03:30:07,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-12 03:30:07,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-12 03:30:07,753 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-12 03:30:07,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-12 03:30:07,753 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-12 03:30:07,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-12 03:30:07,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-12 03:30:07,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-12 03:30:07,754 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-12 03:30:07,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-12 03:30:07,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 03:30:07,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-12 03:30:07,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-12 03:30:07,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-12 03:30:07,756 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-12 03:30:07,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-12 03:30:07,756 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-11-12 03:30:07,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-12 03:30:07,757 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-12 03:30:07,757 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-12 03:30:08,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-12 03:30:08,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-12 03:30:08,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-12 03:30:08,255 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-12 03:30:08,256 INFO L275 PluginConnector]: CDTParser initialized [2020-11-12 03:30:08,257 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/qrcu-1.i [2020-11-12 03:30:08,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94762ee57/86c84b3a139048449493ad83d0798580/FLAG4ee63a98a [2020-11-12 03:30:09,062 INFO L306 CDTParser]: Found 1 translation units. [2020-11-12 03:30:09,063 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-1.i [2020-11-12 03:30:09,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94762ee57/86c84b3a139048449493ad83d0798580/FLAG4ee63a98a [2020-11-12 03:30:09,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94762ee57/86c84b3a139048449493ad83d0798580 [2020-11-12 03:30:09,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-12 03:30:09,341 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-12 03:30:09,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-12 03:30:09,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-12 03:30:09,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-12 03:30:09,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:30:09" (1/1) ... [2020-11-12 03:30:09,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f5a461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:09, skipping insertion in model container [2020-11-12 03:30:09,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:30:09" (1/1) ... [2020-11-12 03:30:09,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-12 03:30:09,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-12 03:30:09,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 03:30:09,826 INFO L203 MainTranslator]: Completed pre-run [2020-11-12 03:30:09,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 03:30:10,048 INFO L208 MainTranslator]: Completed translation [2020-11-12 03:30:10,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10 WrapperNode [2020-11-12 03:30:10,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-12 03:30:10,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-12 03:30:10,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-12 03:30:10,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-12 03:30:10,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10" (1/1) ... [2020-11-12 03:30:10,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10" (1/1) ... [2020-11-12 03:30:10,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-12 03:30:10,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-12 03:30:10,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-12 03:30:10,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-12 03:30:10,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10" (1/1) ... [2020-11-12 03:30:10,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10" (1/1) ... [2020-11-12 03:30:10,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10" (1/1) ... [2020-11-12 03:30:10,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10" (1/1) ... [2020-11-12 03:30:10,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10" (1/1) ... [2020-11-12 03:30:10,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10" (1/1) ... [2020-11-12 03:30:10,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10" (1/1) ... [2020-11-12 03:30:10,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-12 03:30:10,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-12 03:30:10,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-12 03:30:10,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-12 03:30:10,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 03:30:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader1 [2020-11-12 03:30:10,332 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader1 [2020-11-12 03:30:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader2 [2020-11-12 03:30:10,333 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader2 [2020-11-12 03:30:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-12 03:30:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-12 03:30:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_updater [2020-11-12 03:30:10,333 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_updater [2020-11-12 03:30:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-12 03:30:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-12 03:30:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-12 03:30:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-12 03:30:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-12 03:30:10,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-12 03:30:10,336 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-12 03:30:11,750 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-12 03:30:11,750 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-12 03:30:11,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:30:11 BoogieIcfgContainer [2020-11-12 03:30:11,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-12 03:30:11,754 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-12 03:30:11,754 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-12 03:30:11,757 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-12 03:30:11,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 03:30:09" (1/3) ... [2020-11-12 03:30:11,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3340dcbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:30:11, skipping insertion in model container [2020-11-12 03:30:11,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:30:10" (2/3) ... [2020-11-12 03:30:11,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3340dcbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:30:11, skipping insertion in model container [2020-11-12 03:30:11,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:30:11" (3/3) ... [2020-11-12 03:30:11,761 INFO L111 eAbstractionObserver]: Analyzing ICFG qrcu-1.i [2020-11-12 03:30:11,776 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-12 03:30:11,776 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-12 03:30:11,780 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-12 03:30:11,780 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-12 03:30:11,821 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,821 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,821 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,822 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,822 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,822 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,822 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,822 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,823 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,823 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,823 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,823 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,824 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,824 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,824 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,824 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,824 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,824 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,825 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,825 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,825 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,826 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,826 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,826 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,826 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,827 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,827 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,827 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,827 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,827 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,828 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,828 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,828 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,828 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,828 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,829 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,829 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,829 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,829 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,829 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,829 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,830 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,830 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,830 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,830 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,830 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,831 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,832 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,833 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,833 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,833 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,833 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,833 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,833 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,834 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,834 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,834 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,834 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,834 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,834 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,835 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,835 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,835 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,836 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,836 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,836 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,836 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,836 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,836 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,836 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,837 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,837 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,837 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,837 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,838 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,838 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,838 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,838 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,838 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,839 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,839 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,839 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,839 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,840 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,840 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,840 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,840 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,840 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,841 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,841 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,841 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,841 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,841 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,842 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,843 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,843 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,843 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,843 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,843 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,844 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,844 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,844 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,844 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,844 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,844 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,844 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,845 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,845 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,845 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,845 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,845 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,846 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,846 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,846 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,846 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,846 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,846 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,847 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,847 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,847 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,847 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,847 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,847 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,848 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,848 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,848 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,848 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,848 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,850 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,850 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,850 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,850 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,850 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,850 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,851 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,851 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,851 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,851 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,851 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,851 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,852 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,852 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,852 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,852 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,852 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,852 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,853 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,853 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,853 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,853 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,853 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,853 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,854 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,854 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,854 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,854 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,854 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,854 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,854 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,855 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,855 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,855 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,855 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,855 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,856 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,856 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,856 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,856 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,856 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,856 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,856 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,857 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,857 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,857 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,857 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,857 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,858 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,873 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,873 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,873 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,873 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,874 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,874 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,874 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,874 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,874 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,874 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,875 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,875 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,875 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,875 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,875 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,875 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,875 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,876 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,876 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,876 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,876 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,876 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,876 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,877 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,877 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,877 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,877 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,877 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,877 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,878 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,878 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,878 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,878 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,878 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,879 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,879 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,879 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,879 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,879 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,879 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,879 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,880 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,880 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,880 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,880 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,880 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,881 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,881 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,881 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,881 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,881 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,881 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,881 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,882 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,882 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,882 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,882 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,882 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,882 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,882 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,883 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,883 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,883 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,883 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,883 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,883 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,884 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,884 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,884 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,884 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,884 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,884 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,884 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,885 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,885 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,885 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,885 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,885 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,885 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,885 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,885 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,886 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,886 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,886 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,886 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,886 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,887 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,887 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,887 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,887 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,887 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,887 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,888 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,888 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,888 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,888 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,888 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,888 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,889 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,889 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,889 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,889 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,889 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,889 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,889 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,890 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,890 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,890 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,890 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,890 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,890 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,891 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,891 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,891 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,891 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,891 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,891 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,891 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,892 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,892 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,892 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,892 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,892 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,892 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,892 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,893 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,893 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,893 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,893 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,893 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,893 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,894 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,894 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,894 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,894 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,894 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,894 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,894 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,894 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,895 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,895 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,895 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,895 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,895 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,895 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,895 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,896 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,896 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,896 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,896 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,896 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,896 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,896 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,897 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,897 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,897 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,897 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,897 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,897 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,898 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,898 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,898 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,898 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,898 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,898 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,899 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,899 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,899 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,899 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,899 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,900 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,900 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,900 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,900 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,900 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,900 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,900 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,901 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,901 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,901 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,901 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,901 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,901 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,902 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,902 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,902 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,902 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,905 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,905 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,905 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,905 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,905 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,905 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,906 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,906 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,906 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,906 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,906 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,906 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~myidx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,906 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,907 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,907 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,907 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,907 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,907 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,907 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,910 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,910 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,910 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,910 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~myidx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,910 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,910 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,911 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,911 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,911 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,911 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,911 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,911 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,911 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,912 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,912 WARN L313 ript$VariableManager]: TermVariabe qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,912 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,912 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,912 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,912 WARN L313 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,914 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,915 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,915 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,915 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#in~readerstart2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,915 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#in~readerstart1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,915 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,915 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~sum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,916 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,916 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,916 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,916 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,916 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,916 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,916 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,916 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,917 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,917 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_~readerstart1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,917 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,917 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,917 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,917 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,918 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,918 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,918 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_~readerstart2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,918 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_~#readerstart2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,918 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,918 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,919 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_check_progress2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,919 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,919 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,919 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,919 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,919 WARN L313 ript$VariableManager]: TermVariabe qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_~readerstart2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,919 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,920 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2___VERIFIER_atomic_take_snapshot_#in~readerstart2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,920 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,920 WARN L313 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork2_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:30:11,933 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2020-11-12 03:30:11,945 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-11-12 03:30:11,967 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 03:30:11,968 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 03:30:11,968 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 03:30:11,968 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 03:30:11,968 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 03:30:11,968 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 03:30:11,968 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 03:30:11,968 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 03:30:11,983 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 161 places, 175 transitions, 392 flow [2020-11-12 03:30:22,709 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 81997 states, 81994 states have (on average 4.012403346586336) internal successors, (328993), 81996 states have internal predecessors, (328993), 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) [2020-11-12 03:30:25,036 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2020-11-12 03:30:25,037 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-12 03:30:25,050 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2020-11-12 03:30:25,050 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-12 03:30:25,064 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2020-11-12 03:30:25,066 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-12 03:30:25,083 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2020-11-12 03:30:25,085 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-12 03:30:27,709 WARN L455 BasicCegarLoop]: Sleep Set Reduction Time: 4992ms [2020-11-12 03:30:27,812 WARN L456 BasicCegarLoop]: Sleep set: input automaton has 81997 states, 81994 states have (on average 4.012403346586336) internal successors, (328993), 81996 states have internal predecessors, (328993), 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) [2020-11-12 03:30:28,040 WARN L457 BasicCegarLoop]: Sleep set: output automaton has 81997 states, 78034 states have (on average 1.6718609836737832) internal successors, (130462), 81996 states have internal predecessors, (130462), 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) [2020-11-12 03:30:28,119 INFO L276 IsEmpty]: Start isEmpty. Operand has 81997 states, 78034 states have (on average 1.6718609836737832) internal successors, (130462), 81996 states have internal predecessors, (130462), 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) [2020-11-12 03:30:28,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-12 03:30:28,157 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:28,158 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:28,158 INFO L429 AbstractCegarLoop]: === Iteration 1 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:28,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:28,167 INFO L82 PathProgramCache]: Analyzing trace with hash -733974494, now seen corresponding path program 1 times [2020-11-12 03:30:28,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:28,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950939962] [2020-11-12 03:30:28,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:28,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:28,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950939962] [2020-11-12 03:30:28,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:28,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 03:30:28,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991059501] [2020-11-12 03:30:28,547 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 03:30:28,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:28,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 03:30:28,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:30:28,640 INFO L87 Difference]: Start difference. First operand has 81997 states, 78034 states have (on average 1.6718609836737832) internal successors, (130462), 81996 states have internal predecessors, (130462), 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) Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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) [2020-11-12 03:30:29,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:29,822 INFO L93 Difference]: Finished difference Result 104496 states and 158113 transitions. [2020-11-12 03:30:29,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 03:30:29,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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) Word has length 47 [2020-11-12 03:30:29,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:30,145 INFO L225 Difference]: With dead ends: 104496 [2020-11-12 03:30:30,146 INFO L226 Difference]: Without dead ends: 76051 [2020-11-12 03:30:30,147 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:30:32,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76051 states. [2020-11-12 03:30:34,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76051 to 66790. [2020-11-12 03:30:34,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66790 states, 65627 states have (on average 1.67795267191857) internal successors, (110119), 66789 states have internal predecessors, (110119), 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) [2020-11-12 03:30:34,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66790 states to 66790 states and 110119 transitions. [2020-11-12 03:30:34,588 INFO L78 Accepts]: Start accepts. Automaton has 66790 states and 110119 transitions. Word has length 47 [2020-11-12 03:30:34,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:34,590 INFO L481 AbstractCegarLoop]: Abstraction has 66790 states and 110119 transitions. [2020-11-12 03:30:34,590 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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) [2020-11-12 03:30:34,590 INFO L276 IsEmpty]: Start isEmpty. Operand 66790 states and 110119 transitions. [2020-11-12 03:30:34,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-12 03:30:34,610 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:34,610 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:34,610 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-12 03:30:34,610 INFO L429 AbstractCegarLoop]: === Iteration 2 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:34,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:34,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1426009957, now seen corresponding path program 1 times [2020-11-12 03:30:34,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:34,613 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848379623] [2020-11-12 03:30:34,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:34,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:34,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848379623] [2020-11-12 03:30:34,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:34,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 03:30:34,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951662926] [2020-11-12 03:30:34,809 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 03:30:34,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:34,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 03:30:34,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:30:34,810 INFO L87 Difference]: Start difference. First operand 66790 states and 110119 transitions. Second operand has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 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) [2020-11-12 03:30:35,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:35,132 INFO L93 Difference]: Finished difference Result 65845 states and 108783 transitions. [2020-11-12 03:30:35,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 03:30:35,133 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 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) Word has length 52 [2020-11-12 03:30:35,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:35,254 INFO L225 Difference]: With dead ends: 65845 [2020-11-12 03:30:35,254 INFO L226 Difference]: Without dead ends: 65845 [2020-11-12 03:30:35,255 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:30:37,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65845 states. [2020-11-12 03:30:38,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65845 to 65845. [2020-11-12 03:30:38,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65845 states, 65227 states have (on average 1.6677602833182579) internal successors, (108783), 65844 states have internal predecessors, (108783), 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) [2020-11-12 03:30:38,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65845 states to 65845 states and 108783 transitions. [2020-11-12 03:30:38,659 INFO L78 Accepts]: Start accepts. Automaton has 65845 states and 108783 transitions. Word has length 52 [2020-11-12 03:30:38,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:38,660 INFO L481 AbstractCegarLoop]: Abstraction has 65845 states and 108783 transitions. [2020-11-12 03:30:38,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 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) [2020-11-12 03:30:38,660 INFO L276 IsEmpty]: Start isEmpty. Operand 65845 states and 108783 transitions. [2020-11-12 03:30:38,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-12 03:30:38,689 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:38,690 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:38,690 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-12 03:30:38,690 INFO L429 AbstractCegarLoop]: === Iteration 3 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:38,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:38,692 INFO L82 PathProgramCache]: Analyzing trace with hash 741981234, now seen corresponding path program 1 times [2020-11-12 03:30:38,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:38,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452276647] [2020-11-12 03:30:38,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:38,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:38,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452276647] [2020-11-12 03:30:38,805 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:38,805 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 03:30:38,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672013953] [2020-11-12 03:30:38,805 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 03:30:38,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:38,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 03:30:38,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:30:38,807 INFO L87 Difference]: Start difference. First operand 65845 states and 108783 transitions. Second operand has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 03:30:39,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:39,011 INFO L93 Difference]: Finished difference Result 64900 states and 107447 transitions. [2020-11-12 03:30:39,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 03:30:39,012 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2020-11-12 03:30:39,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:39,120 INFO L225 Difference]: With dead ends: 64900 [2020-11-12 03:30:39,120 INFO L226 Difference]: Without dead ends: 55563 [2020-11-12 03:30:39,120 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:30:40,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55563 states. [2020-11-12 03:30:41,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55563 to 55143. [2020-11-12 03:30:41,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55143 states, 55070 states have (on average 1.6522970764481568) internal successors, (90992), 55142 states have internal predecessors, (90992), 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) [2020-11-12 03:30:41,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55143 states to 55143 states and 90992 transitions. [2020-11-12 03:30:41,557 INFO L78 Accepts]: Start accepts. Automaton has 55143 states and 90992 transitions. Word has length 55 [2020-11-12 03:30:41,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:41,558 INFO L481 AbstractCegarLoop]: Abstraction has 55143 states and 90992 transitions. [2020-11-12 03:30:41,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 03:30:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 55143 states and 90992 transitions. [2020-11-12 03:30:41,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-12 03:30:41,616 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:41,616 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:41,617 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-12 03:30:41,617 INFO L429 AbstractCegarLoop]: === Iteration 4 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:41,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:41,617 INFO L82 PathProgramCache]: Analyzing trace with hash -960804838, now seen corresponding path program 1 times [2020-11-12 03:30:41,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:41,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712123257] [2020-11-12 03:30:41,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:41,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:41,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712123257] [2020-11-12 03:30:41,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:41,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-12 03:30:41,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892154861] [2020-11-12 03:30:41,799 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-12 03:30:41,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:41,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-12 03:30:41,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-12 03:30:41,801 INFO L87 Difference]: Start difference. First operand 55143 states and 90992 transitions. Second operand has 7 states, 6 states have (on average 10.166666666666666) internal successors, (61), 7 states have internal predecessors, (61), 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) [2020-11-12 03:30:42,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:42,175 INFO L93 Difference]: Finished difference Result 71451 states and 120508 transitions. [2020-11-12 03:30:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-12 03:30:42,176 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 10.166666666666666) internal successors, (61), 7 states have internal predecessors, (61), 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) Word has length 61 [2020-11-12 03:30:42,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:42,666 INFO L225 Difference]: With dead ends: 71451 [2020-11-12 03:30:42,667 INFO L226 Difference]: Without dead ends: 64963 [2020-11-12 03:30:42,670 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-11-12 03:30:43,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64963 states. [2020-11-12 03:30:44,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64963 to 64261. [2020-11-12 03:30:44,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64261 states, 64188 states have (on average 1.6845204711160964) internal successors, (108126), 64260 states have internal predecessors, (108126), 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) [2020-11-12 03:30:44,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64261 states to 64261 states and 108126 transitions. [2020-11-12 03:30:44,703 INFO L78 Accepts]: Start accepts. Automaton has 64261 states and 108126 transitions. Word has length 61 [2020-11-12 03:30:44,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:44,704 INFO L481 AbstractCegarLoop]: Abstraction has 64261 states and 108126 transitions. [2020-11-12 03:30:44,704 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 6 states have (on average 10.166666666666666) internal successors, (61), 7 states have internal predecessors, (61), 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) [2020-11-12 03:30:44,704 INFO L276 IsEmpty]: Start isEmpty. Operand 64261 states and 108126 transitions. [2020-11-12 03:30:44,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-12 03:30:44,743 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:44,743 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:44,744 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-12 03:30:44,744 INFO L429 AbstractCegarLoop]: === Iteration 5 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:44,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:44,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1113145060, now seen corresponding path program 2 times [2020-11-12 03:30:44,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:44,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837887920] [2020-11-12 03:30:44,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:44,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:44,851 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837887920] [2020-11-12 03:30:44,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:44,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-12 03:30:44,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960079362] [2020-11-12 03:30:44,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-12 03:30:44,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:44,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-12 03:30:44,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-12 03:30:44,853 INFO L87 Difference]: Start difference. First operand 64261 states and 108126 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 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) [2020-11-12 03:30:45,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:45,674 INFO L93 Difference]: Finished difference Result 74143 states and 124973 transitions. [2020-11-12 03:30:45,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-12 03:30:45,675 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 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) Word has length 61 [2020-11-12 03:30:45,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:45,840 INFO L225 Difference]: With dead ends: 74143 [2020-11-12 03:30:45,840 INFO L226 Difference]: Without dead ends: 74143 [2020-11-12 03:30:45,841 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-11-12 03:30:46,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74143 states. [2020-11-12 03:30:47,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74143 to 65725. [2020-11-12 03:30:47,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65725 states, 65652 states have (on average 1.68422896484494) internal successors, (110573), 65724 states have internal predecessors, (110573), 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) [2020-11-12 03:30:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65725 states to 65725 states and 110573 transitions. [2020-11-12 03:30:47,669 INFO L78 Accepts]: Start accepts. Automaton has 65725 states and 110573 transitions. Word has length 61 [2020-11-12 03:30:47,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:47,670 INFO L481 AbstractCegarLoop]: Abstraction has 65725 states and 110573 transitions. [2020-11-12 03:30:47,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 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) [2020-11-12 03:30:47,670 INFO L276 IsEmpty]: Start isEmpty. Operand 65725 states and 110573 transitions. [2020-11-12 03:30:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-12 03:30:47,695 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:47,695 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:47,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-12 03:30:47,695 INFO L429 AbstractCegarLoop]: === Iteration 6 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:47,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:47,696 INFO L82 PathProgramCache]: Analyzing trace with hash -127553948, now seen corresponding path program 1 times [2020-11-12 03:30:47,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:47,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830824035] [2020-11-12 03:30:47,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:47,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:47,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830824035] [2020-11-12 03:30:47,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:47,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-12 03:30:47,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818646678] [2020-11-12 03:30:47,812 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-12 03:30:47,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:47,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-12 03:30:47,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-12 03:30:47,813 INFO L87 Difference]: Start difference. First operand 65725 states and 110573 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 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) [2020-11-12 03:30:48,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:48,658 INFO L93 Difference]: Finished difference Result 72208 states and 121330 transitions. [2020-11-12 03:30:48,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-12 03:30:48,658 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 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) Word has length 61 [2020-11-12 03:30:48,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:48,735 INFO L225 Difference]: With dead ends: 72208 [2020-11-12 03:30:48,735 INFO L226 Difference]: Without dead ends: 72208 [2020-11-12 03:30:48,735 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-11-12 03:30:49,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72208 states. [2020-11-12 03:30:50,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72208 to 64705. [2020-11-12 03:30:50,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64705 states, 64632 states have (on average 1.681473573462062) internal successors, (108677), 64704 states have internal predecessors, (108677), 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) [2020-11-12 03:30:50,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64705 states to 64705 states and 108677 transitions. [2020-11-12 03:30:50,688 INFO L78 Accepts]: Start accepts. Automaton has 64705 states and 108677 transitions. Word has length 61 [2020-11-12 03:30:50,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:50,688 INFO L481 AbstractCegarLoop]: Abstraction has 64705 states and 108677 transitions. [2020-11-12 03:30:50,689 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 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) [2020-11-12 03:30:50,689 INFO L276 IsEmpty]: Start isEmpty. Operand 64705 states and 108677 transitions. [2020-11-12 03:30:50,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-12 03:30:50,726 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:50,726 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:50,726 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-12 03:30:50,727 INFO L429 AbstractCegarLoop]: === Iteration 7 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:50,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:50,727 INFO L82 PathProgramCache]: Analyzing trace with hash -935284538, now seen corresponding path program 1 times [2020-11-12 03:30:50,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:50,727 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393268050] [2020-11-12 03:30:50,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:50,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:50,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393268050] [2020-11-12 03:30:50,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:50,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-12 03:30:50,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993049092] [2020-11-12 03:30:50,900 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-12 03:30:50,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:50,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-12 03:30:50,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-11-12 03:30:50,901 INFO L87 Difference]: Start difference. First operand 64705 states and 108677 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 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) [2020-11-12 03:30:52,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:52,074 INFO L93 Difference]: Finished difference Result 68477 states and 111900 transitions. [2020-11-12 03:30:52,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-12 03:30:52,074 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 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) Word has length 63 [2020-11-12 03:30:52,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:52,166 INFO L225 Difference]: With dead ends: 68477 [2020-11-12 03:30:52,167 INFO L226 Difference]: Without dead ends: 68477 [2020-11-12 03:30:52,167 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2020-11-12 03:30:52,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68477 states. [2020-11-12 03:30:53,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68477 to 55660. [2020-11-12 03:30:53,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55660 states, 55587 states have (on average 1.6470577653048375) internal successors, (91555), 55659 states have internal predecessors, (91555), 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) [2020-11-12 03:30:53,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55660 states to 55660 states and 91555 transitions. [2020-11-12 03:30:53,664 INFO L78 Accepts]: Start accepts. Automaton has 55660 states and 91555 transitions. Word has length 63 [2020-11-12 03:30:53,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:53,664 INFO L481 AbstractCegarLoop]: Abstraction has 55660 states and 91555 transitions. [2020-11-12 03:30:53,664 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 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) [2020-11-12 03:30:53,664 INFO L276 IsEmpty]: Start isEmpty. Operand 55660 states and 91555 transitions. [2020-11-12 03:30:53,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-12 03:30:53,704 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:53,705 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:53,706 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-12 03:30:53,706 INFO L429 AbstractCegarLoop]: === Iteration 8 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:53,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:53,708 INFO L82 PathProgramCache]: Analyzing trace with hash -423207866, now seen corresponding path program 1 times [2020-11-12 03:30:53,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:53,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067597608] [2020-11-12 03:30:53,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:53,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:53,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067597608] [2020-11-12 03:30:53,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:53,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-12 03:30:53,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245404239] [2020-11-12 03:30:53,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 03:30:53,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:53,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 03:30:53,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:30:53,832 INFO L87 Difference]: Start difference. First operand 55660 states and 91555 transitions. Second operand has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 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) [2020-11-12 03:30:53,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:53,984 INFO L93 Difference]: Finished difference Result 55660 states and 91290 transitions. [2020-11-12 03:30:53,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 03:30:53,984 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 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) Word has length 63 [2020-11-12 03:30:53,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:54,045 INFO L225 Difference]: With dead ends: 55660 [2020-11-12 03:30:54,045 INFO L226 Difference]: Without dead ends: 53198 [2020-11-12 03:30:54,045 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:30:55,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53198 states. [2020-11-12 03:30:55,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53198 to 44453. [2020-11-12 03:30:55,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44453 states, 44380 states have (on average 1.6079089680036052) internal successors, (71359), 44452 states have internal predecessors, (71359), 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) [2020-11-12 03:30:55,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44453 states to 44453 states and 71359 transitions. [2020-11-12 03:30:55,607 INFO L78 Accepts]: Start accepts. Automaton has 44453 states and 71359 transitions. Word has length 63 [2020-11-12 03:30:55,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:55,607 INFO L481 AbstractCegarLoop]: Abstraction has 44453 states and 71359 transitions. [2020-11-12 03:30:55,607 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 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) [2020-11-12 03:30:55,607 INFO L276 IsEmpty]: Start isEmpty. Operand 44453 states and 71359 transitions. [2020-11-12 03:30:55,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-12 03:30:55,638 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:55,638 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:55,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-12 03:30:55,639 INFO L429 AbstractCegarLoop]: === Iteration 9 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:55,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:55,639 INFO L82 PathProgramCache]: Analyzing trace with hash -153194752, now seen corresponding path program 1 times [2020-11-12 03:30:55,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:55,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471040473] [2020-11-12 03:30:55,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:55,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:55,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471040473] [2020-11-12 03:30:55,739 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:55,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-12 03:30:55,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483600134] [2020-11-12 03:30:55,740 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-12 03:30:55,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:55,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-12 03:30:55,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-12 03:30:55,742 INFO L87 Difference]: Start difference. First operand 44453 states and 71359 transitions. Second operand has 5 states, 4 states have (on average 16.0) internal successors, (64), 5 states have internal predecessors, (64), 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) [2020-11-12 03:30:56,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:56,293 INFO L93 Difference]: Finished difference Result 58895 states and 96551 transitions. [2020-11-12 03:30:56,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-12 03:30:56,294 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.0) internal successors, (64), 5 states have internal predecessors, (64), 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) Word has length 64 [2020-11-12 03:30:56,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:56,312 INFO L225 Difference]: With dead ends: 58895 [2020-11-12 03:30:56,312 INFO L226 Difference]: Without dead ends: 18641 [2020-11-12 03:30:56,312 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-12 03:30:56,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18641 states. [2020-11-12 03:30:56,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18641 to 18530. [2020-11-12 03:30:56,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18530 states, 18457 states have (on average 1.683697242238717) internal successors, (31076), 18529 states have internal predecessors, (31076), 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) [2020-11-12 03:30:56,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18530 states to 18530 states and 31076 transitions. [2020-11-12 03:30:56,560 INFO L78 Accepts]: Start accepts. Automaton has 18530 states and 31076 transitions. Word has length 64 [2020-11-12 03:30:56,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:56,560 INFO L481 AbstractCegarLoop]: Abstraction has 18530 states and 31076 transitions. [2020-11-12 03:30:56,561 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 16.0) internal successors, (64), 5 states have internal predecessors, (64), 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) [2020-11-12 03:30:56,561 INFO L276 IsEmpty]: Start isEmpty. Operand 18530 states and 31076 transitions. [2020-11-12 03:30:56,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-12 03:30:56,568 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:56,568 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:56,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-12 03:30:56,569 INFO L429 AbstractCegarLoop]: === Iteration 10 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:56,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:56,569 INFO L82 PathProgramCache]: Analyzing trace with hash 879885186, now seen corresponding path program 1 times [2020-11-12 03:30:56,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:56,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284420678] [2020-11-12 03:30:56,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:56,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:56,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284420678] [2020-11-12 03:30:56,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:56,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-12 03:30:56,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592906783] [2020-11-12 03:30:56,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-12 03:30:56,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:56,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-12 03:30:56,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-12 03:30:56,649 INFO L87 Difference]: Start difference. First operand 18530 states and 31076 transitions. Second operand has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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) [2020-11-12 03:30:56,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:56,814 INFO L93 Difference]: Finished difference Result 30917 states and 52291 transitions. [2020-11-12 03:30:56,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-12 03:30:56,814 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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) Word has length 66 [2020-11-12 03:30:56,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:56,822 INFO L225 Difference]: With dead ends: 30917 [2020-11-12 03:30:56,822 INFO L226 Difference]: Without dead ends: 6441 [2020-11-12 03:30:56,823 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-12 03:30:56,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6441 states. [2020-11-12 03:30:56,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6441 to 5331. [2020-11-12 03:30:56,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5331 states, 5258 states have (on average 1.499809813617345) internal successors, (7886), 5330 states have internal predecessors, (7886), 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) [2020-11-12 03:30:56,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5331 states to 5331 states and 7886 transitions. [2020-11-12 03:30:56,912 INFO L78 Accepts]: Start accepts. Automaton has 5331 states and 7886 transitions. Word has length 66 [2020-11-12 03:30:56,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:56,912 INFO L481 AbstractCegarLoop]: Abstraction has 5331 states and 7886 transitions. [2020-11-12 03:30:56,912 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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) [2020-11-12 03:30:56,912 INFO L276 IsEmpty]: Start isEmpty. Operand 5331 states and 7886 transitions. [2020-11-12 03:30:56,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-12 03:30:56,915 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:56,915 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:56,915 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-12 03:30:56,915 INFO L429 AbstractCegarLoop]: === Iteration 11 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:56,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:56,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1633736377, now seen corresponding path program 1 times [2020-11-12 03:30:56,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:56,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125421465] [2020-11-12 03:30:56,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:56,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:56,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125421465] [2020-11-12 03:30:56,958 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:56,958 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 03:30:56,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244347188] [2020-11-12 03:30:56,958 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 03:30:56,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:56,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 03:30:56,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:30:56,960 INFO L87 Difference]: Start difference. First operand 5331 states and 7886 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 03:30:56,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:56,982 INFO L93 Difference]: Finished difference Result 5430 states and 7754 transitions. [2020-11-12 03:30:56,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 03:30:56,982 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2020-11-12 03:30:56,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:56,988 INFO L225 Difference]: With dead ends: 5430 [2020-11-12 03:30:56,988 INFO L226 Difference]: Without dead ends: 5430 [2020-11-12 03:30:56,989 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:30:57,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5430 states. [2020-11-12 03:30:57,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5430 to 5202. [2020-11-12 03:30:57,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5202 states, 5129 states have (on average 1.4517449795281732) internal successors, (7446), 5201 states have internal predecessors, (7446), 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) [2020-11-12 03:30:57,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5202 states to 5202 states and 7446 transitions. [2020-11-12 03:30:57,071 INFO L78 Accepts]: Start accepts. Automaton has 5202 states and 7446 transitions. Word has length 69 [2020-11-12 03:30:57,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:57,071 INFO L481 AbstractCegarLoop]: Abstraction has 5202 states and 7446 transitions. [2020-11-12 03:30:57,071 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 03:30:57,072 INFO L276 IsEmpty]: Start isEmpty. Operand 5202 states and 7446 transitions. [2020-11-12 03:30:57,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-12 03:30:57,075 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:57,078 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:57,078 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-12 03:30:57,078 INFO L429 AbstractCegarLoop]: === Iteration 12 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:57,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:57,078 INFO L82 PathProgramCache]: Analyzing trace with hash -1632723483, now seen corresponding path program 1 times [2020-11-12 03:30:57,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:57,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251362084] [2020-11-12 03:30:57,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:57,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:57,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251362084] [2020-11-12 03:30:57,167 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:57,167 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-12 03:30:57,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881834441] [2020-11-12 03:30:57,167 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-12 03:30:57,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:57,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-12 03:30:57,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-12 03:30:57,168 INFO L87 Difference]: Start difference. First operand 5202 states and 7446 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 03:30:57,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:57,281 INFO L93 Difference]: Finished difference Result 5122 states and 7455 transitions. [2020-11-12 03:30:57,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-12 03:30:57,282 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2020-11-12 03:30:57,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:57,287 INFO L225 Difference]: With dead ends: 5122 [2020-11-12 03:30:57,287 INFO L226 Difference]: Without dead ends: 4288 [2020-11-12 03:30:57,287 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-12 03:30:57,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4288 states. [2020-11-12 03:30:57,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4288 to 3480. [2020-11-12 03:30:57,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3480 states, 3470 states have (on average 1.431700288184438) internal successors, (4968), 3479 states have internal predecessors, (4968), 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) [2020-11-12 03:30:57,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 3480 states and 4968 transitions. [2020-11-12 03:30:57,345 INFO L78 Accepts]: Start accepts. Automaton has 3480 states and 4968 transitions. Word has length 69 [2020-11-12 03:30:57,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:57,345 INFO L481 AbstractCegarLoop]: Abstraction has 3480 states and 4968 transitions. [2020-11-12 03:30:57,345 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 03:30:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 3480 states and 4968 transitions. [2020-11-12 03:30:57,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-12 03:30:57,349 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:57,349 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:57,349 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-12 03:30:57,349 INFO L429 AbstractCegarLoop]: === Iteration 13 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:57,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:57,350 INFO L82 PathProgramCache]: Analyzing trace with hash 2102020470, now seen corresponding path program 1 times [2020-11-12 03:30:57,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:57,350 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729816243] [2020-11-12 03:30:57,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:57,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:57,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:57,526 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729816243] [2020-11-12 03:30:57,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:57,526 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-12 03:30:57,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140420889] [2020-11-12 03:30:57,526 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-12 03:30:57,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:57,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-12 03:30:57,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-11-12 03:30:57,528 INFO L87 Difference]: Start difference. First operand 3480 states and 4968 transitions. Second operand has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) [2020-11-12 03:30:57,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:57,995 INFO L93 Difference]: Finished difference Result 4392 states and 6283 transitions. [2020-11-12 03:30:57,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-12 03:30:57,996 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) Word has length 72 [2020-11-12 03:30:57,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:58,000 INFO L225 Difference]: With dead ends: 4392 [2020-11-12 03:30:58,000 INFO L226 Difference]: Without dead ends: 4390 [2020-11-12 03:30:58,001 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2020-11-12 03:30:58,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4390 states. [2020-11-12 03:30:58,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4390 to 3683. [2020-11-12 03:30:58,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3683 states, 3673 states have (on average 1.4356112169888375) internal successors, (5273), 3682 states have internal predecessors, (5273), 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) [2020-11-12 03:30:58,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3683 states and 5273 transitions. [2020-11-12 03:30:58,040 INFO L78 Accepts]: Start accepts. Automaton has 3683 states and 5273 transitions. Word has length 72 [2020-11-12 03:30:58,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:58,041 INFO L481 AbstractCegarLoop]: Abstraction has 3683 states and 5273 transitions. [2020-11-12 03:30:58,041 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) [2020-11-12 03:30:58,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3683 states and 5273 transitions. [2020-11-12 03:30:58,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-12 03:30:58,043 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:58,043 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:58,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-12 03:30:58,043 INFO L429 AbstractCegarLoop]: === Iteration 14 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:58,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:58,044 INFO L82 PathProgramCache]: Analyzing trace with hash 861321462, now seen corresponding path program 1 times [2020-11-12 03:30:58,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:58,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779467810] [2020-11-12 03:30:58,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:58,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:58,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:58,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779467810] [2020-11-12 03:30:58,207 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:58,207 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-12 03:30:58,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492056671] [2020-11-12 03:30:58,208 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-12 03:30:58,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:58,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-12 03:30:58,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-11-12 03:30:58,209 INFO L87 Difference]: Start difference. First operand 3683 states and 5273 transitions. Second operand has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) [2020-11-12 03:30:58,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:58,766 INFO L93 Difference]: Finished difference Result 4441 states and 6363 transitions. [2020-11-12 03:30:58,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-11-12 03:30:58,767 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) Word has length 72 [2020-11-12 03:30:58,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:58,772 INFO L225 Difference]: With dead ends: 4441 [2020-11-12 03:30:58,772 INFO L226 Difference]: Without dead ends: 4441 [2020-11-12 03:30:58,772 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=141, Invalid=411, Unknown=0, NotChecked=0, Total=552 [2020-11-12 03:30:58,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4441 states. [2020-11-12 03:30:58,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4441 to 3611. [2020-11-12 03:30:58,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3611 states, 3601 states have (on average 1.4315467925576228) internal successors, (5155), 3610 states have internal predecessors, (5155), 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) [2020-11-12 03:30:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 3611 states and 5155 transitions. [2020-11-12 03:30:58,834 INFO L78 Accepts]: Start accepts. Automaton has 3611 states and 5155 transitions. Word has length 72 [2020-11-12 03:30:58,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:58,834 INFO L481 AbstractCegarLoop]: Abstraction has 3611 states and 5155 transitions. [2020-11-12 03:30:58,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) [2020-11-12 03:30:58,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 5155 transitions. [2020-11-12 03:30:58,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-12 03:30:58,838 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:58,839 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:58,839 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-12 03:30:58,839 INFO L429 AbstractCegarLoop]: === Iteration 15 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:58,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:58,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1180295266, now seen corresponding path program 2 times [2020-11-12 03:30:58,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:58,840 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372221044] [2020-11-12 03:30:58,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:58,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:58,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372221044] [2020-11-12 03:30:58,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:58,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-12 03:30:58,993 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943863670] [2020-11-12 03:30:58,993 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-12 03:30:58,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:58,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-12 03:30:58,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-11-12 03:30:58,994 INFO L87 Difference]: Start difference. First operand 3611 states and 5155 transitions. Second operand has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) [2020-11-12 03:30:59,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:30:59,482 INFO L93 Difference]: Finished difference Result 4279 states and 6129 transitions. [2020-11-12 03:30:59,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-12 03:30:59,482 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) Word has length 72 [2020-11-12 03:30:59,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:30:59,487 INFO L225 Difference]: With dead ends: 4279 [2020-11-12 03:30:59,488 INFO L226 Difference]: Without dead ends: 4279 [2020-11-12 03:30:59,488 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=193, Unknown=0, NotChecked=0, Total=272 [2020-11-12 03:30:59,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4279 states. [2020-11-12 03:30:59,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4279 to 3575. [2020-11-12 03:30:59,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3575 states, 3565 states have (on average 1.4314165497896214) internal successors, (5103), 3574 states have internal predecessors, (5103), 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) [2020-11-12 03:30:59,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 5103 transitions. [2020-11-12 03:30:59,568 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 5103 transitions. Word has length 72 [2020-11-12 03:30:59,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:30:59,568 INFO L481 AbstractCegarLoop]: Abstraction has 3575 states and 5103 transitions. [2020-11-12 03:30:59,569 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) [2020-11-12 03:30:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 5103 transitions. [2020-11-12 03:30:59,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-12 03:30:59,574 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:30:59,575 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:30:59,575 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-12 03:30:59,575 INFO L429 AbstractCegarLoop]: === Iteration 16 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:30:59,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:30:59,576 INFO L82 PathProgramCache]: Analyzing trace with hash 1873973022, now seen corresponding path program 2 times [2020-11-12 03:30:59,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:30:59,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470723018] [2020-11-12 03:30:59,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:30:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:30:59,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:30:59,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470723018] [2020-11-12 03:30:59,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:30:59,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-12 03:30:59,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831650844] [2020-11-12 03:30:59,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-12 03:30:59,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:30:59,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-12 03:30:59,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-11-12 03:30:59,763 INFO L87 Difference]: Start difference. First operand 3575 states and 5103 transitions. Second operand has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) [2020-11-12 03:31:00,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:31:00,349 INFO L93 Difference]: Finished difference Result 4249 states and 6090 transitions. [2020-11-12 03:31:00,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-11-12 03:31:00,349 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) Word has length 72 [2020-11-12 03:31:00,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:31:00,353 INFO L225 Difference]: With dead ends: 4249 [2020-11-12 03:31:00,354 INFO L226 Difference]: Without dead ends: 4249 [2020-11-12 03:31:00,354 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=334, Unknown=0, NotChecked=0, Total=462 [2020-11-12 03:31:00,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4249 states. [2020-11-12 03:31:00,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4249 to 3478. [2020-11-12 03:31:00,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3478 states, 3468 states have (on average 1.4296424452133796) internal successors, (4958), 3477 states have internal predecessors, (4958), 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) [2020-11-12 03:31:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 3478 states and 4958 transitions. [2020-11-12 03:31:00,394 INFO L78 Accepts]: Start accepts. Automaton has 3478 states and 4958 transitions. Word has length 72 [2020-11-12 03:31:00,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:31:00,395 INFO L481 AbstractCegarLoop]: Abstraction has 3478 states and 4958 transitions. [2020-11-12 03:31:00,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 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) [2020-11-12 03:31:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 3478 states and 4958 transitions. [2020-11-12 03:31:00,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-12 03:31:00,398 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:31:00,398 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:31:00,398 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-12 03:31:00,398 INFO L429 AbstractCegarLoop]: === Iteration 17 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:31:00,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:31:00,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1457560803, now seen corresponding path program 1 times [2020-11-12 03:31:00,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:31:00,399 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327925305] [2020-11-12 03:31:00,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:31:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:31:00,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:31:00,580 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327925305] [2020-11-12 03:31:00,580 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:31:00,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-12 03:31:00,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284128908] [2020-11-12 03:31:00,581 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-12 03:31:00,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:31:00,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-12 03:31:00,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-11-12 03:31:00,582 INFO L87 Difference]: Start difference. First operand 3478 states and 4958 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 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) [2020-11-12 03:31:01,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:31:01,169 INFO L93 Difference]: Finished difference Result 3862 states and 5475 transitions. [2020-11-12 03:31:01,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-12 03:31:01,169 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 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) Word has length 75 [2020-11-12 03:31:01,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:31:01,173 INFO L225 Difference]: With dead ends: 3862 [2020-11-12 03:31:01,173 INFO L226 Difference]: Without dead ends: 3862 [2020-11-12 03:31:01,174 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2020-11-12 03:31:01,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3862 states. [2020-11-12 03:31:01,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3862 to 3442. [2020-11-12 03:31:01,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3442 states, 3432 states have (on average 1.4262820512820513) internal successors, (4895), 3441 states have internal predecessors, (4895), 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) [2020-11-12 03:31:01,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 3442 states and 4895 transitions. [2020-11-12 03:31:01,231 INFO L78 Accepts]: Start accepts. Automaton has 3442 states and 4895 transitions. Word has length 75 [2020-11-12 03:31:01,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:31:01,231 INFO L481 AbstractCegarLoop]: Abstraction has 3442 states and 4895 transitions. [2020-11-12 03:31:01,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 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) [2020-11-12 03:31:01,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3442 states and 4895 transitions. [2020-11-12 03:31:01,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-12 03:31:01,236 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:31:01,236 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:31:01,236 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-11-12 03:31:01,236 INFO L429 AbstractCegarLoop]: === Iteration 18 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:31:01,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:31:01,237 INFO L82 PathProgramCache]: Analyzing trace with hash -891375775, now seen corresponding path program 1 times [2020-11-12 03:31:01,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:31:01,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394199406] [2020-11-12 03:31:01,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:31:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:31:01,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:31:01,403 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394199406] [2020-11-12 03:31:01,403 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:31:01,403 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-12 03:31:01,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175706713] [2020-11-12 03:31:01,405 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-12 03:31:01,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:31:01,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-12 03:31:01,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-11-12 03:31:01,409 INFO L87 Difference]: Start difference. First operand 3442 states and 4895 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 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) [2020-11-12 03:31:01,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:31:01,794 INFO L93 Difference]: Finished difference Result 3961 states and 5624 transitions. [2020-11-12 03:31:01,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-12 03:31:01,795 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 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) Word has length 75 [2020-11-12 03:31:01,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:31:01,799 INFO L225 Difference]: With dead ends: 3961 [2020-11-12 03:31:01,799 INFO L226 Difference]: Without dead ends: 3955 [2020-11-12 03:31:01,800 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2020-11-12 03:31:01,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3955 states. [2020-11-12 03:31:01,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3955 to 3400. [2020-11-12 03:31:01,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3400 states, 3390 states have (on average 1.4259587020648967) internal successors, (4834), 3399 states have internal predecessors, (4834), 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) [2020-11-12 03:31:01,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 3400 states and 4834 transitions. [2020-11-12 03:31:01,846 INFO L78 Accepts]: Start accepts. Automaton has 3400 states and 4834 transitions. Word has length 75 [2020-11-12 03:31:01,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:31:01,846 INFO L481 AbstractCegarLoop]: Abstraction has 3400 states and 4834 transitions. [2020-11-12 03:31:01,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 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) [2020-11-12 03:31:01,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3400 states and 4834 transitions. [2020-11-12 03:31:01,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-12 03:31:01,849 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:31:01,849 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:31:01,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-11-12 03:31:01,850 INFO L429 AbstractCegarLoop]: === Iteration 19 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:31:01,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:31:01,850 INFO L82 PathProgramCache]: Analyzing trace with hash -66973727, now seen corresponding path program 1 times [2020-11-12 03:31:01,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:31:01,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490084688] [2020-11-12 03:31:01,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:31:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:31:01,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:31:01,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490084688] [2020-11-12 03:31:01,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:31:01,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-12 03:31:01,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546330841] [2020-11-12 03:31:01,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-12 03:31:01,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:31:01,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-12 03:31:01,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-11-12 03:31:01,999 INFO L87 Difference]: Start difference. First operand 3400 states and 4834 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 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) [2020-11-12 03:31:02,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:31:02,470 INFO L93 Difference]: Finished difference Result 3814 states and 5431 transitions. [2020-11-12 03:31:02,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-11-12 03:31:02,471 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 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) Word has length 75 [2020-11-12 03:31:02,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:31:02,474 INFO L225 Difference]: With dead ends: 3814 [2020-11-12 03:31:02,474 INFO L226 Difference]: Without dead ends: 3814 [2020-11-12 03:31:02,475 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=141, Invalid=411, Unknown=0, NotChecked=0, Total=552 [2020-11-12 03:31:02,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3814 states. [2020-11-12 03:31:02,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3814 to 3220. [2020-11-12 03:31:02,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3210 states have (on average 1.4149532710280375) internal successors, (4542), 3219 states have internal predecessors, (4542), 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) [2020-11-12 03:31:02,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 4542 transitions. [2020-11-12 03:31:02,526 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 4542 transitions. Word has length 75 [2020-11-12 03:31:02,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:31:02,526 INFO L481 AbstractCegarLoop]: Abstraction has 3220 states and 4542 transitions. [2020-11-12 03:31:02,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 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) [2020-11-12 03:31:02,526 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 4542 transitions. [2020-11-12 03:31:02,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-12 03:31:02,530 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:31:02,530 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:31:02,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-11-12 03:31:02,530 INFO L429 AbstractCegarLoop]: === Iteration 20 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:31:02,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:31:02,531 INFO L82 PathProgramCache]: Analyzing trace with hash -1812138377, now seen corresponding path program 1 times [2020-11-12 03:31:02,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:31:02,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929335726] [2020-11-12 03:31:02,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:31:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:31:02,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:31:02,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929335726] [2020-11-12 03:31:02,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:31:02,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-12 03:31:02,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462981047] [2020-11-12 03:31:02,630 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-12 03:31:02,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:31:02,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-12 03:31:02,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-12 03:31:02,632 INFO L87 Difference]: Start difference. First operand 3220 states and 4542 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 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) [2020-11-12 03:31:02,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:31:02,801 INFO L93 Difference]: Finished difference Result 3456 states and 4869 transitions. [2020-11-12 03:31:02,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-12 03:31:02,802 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 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) Word has length 80 [2020-11-12 03:31:02,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:31:02,805 INFO L225 Difference]: With dead ends: 3456 [2020-11-12 03:31:02,805 INFO L226 Difference]: Without dead ends: 3152 [2020-11-12 03:31:02,806 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-11-12 03:31:02,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3152 states. [2020-11-12 03:31:02,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3152 to 3000. [2020-11-12 03:31:02,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3000 states, 2990 states have (on average 1.4086956521739131) internal successors, (4212), 2999 states have internal predecessors, (4212), 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) [2020-11-12 03:31:02,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 3000 states and 4212 transitions. [2020-11-12 03:31:02,854 INFO L78 Accepts]: Start accepts. Automaton has 3000 states and 4212 transitions. Word has length 80 [2020-11-12 03:31:02,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:31:02,854 INFO L481 AbstractCegarLoop]: Abstraction has 3000 states and 4212 transitions. [2020-11-12 03:31:02,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 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) [2020-11-12 03:31:02,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3000 states and 4212 transitions. [2020-11-12 03:31:02,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-12 03:31:02,858 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:31:02,859 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:31:02,859 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-11-12 03:31:02,859 INFO L429 AbstractCegarLoop]: === Iteration 21 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:31:02,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:31:02,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1119864571, now seen corresponding path program 2 times [2020-11-12 03:31:02,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:31:02,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588025845] [2020-11-12 03:31:02,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:31:02,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:31:02,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:31:02,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588025845] [2020-11-12 03:31:02,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:31:02,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-12 03:31:02,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262825226] [2020-11-12 03:31:02,970 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-12 03:31:02,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:31:02,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-12 03:31:02,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-11-12 03:31:02,972 INFO L87 Difference]: Start difference. First operand 3000 states and 4212 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 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) [2020-11-12 03:31:03,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:31:03,180 INFO L93 Difference]: Finished difference Result 3374 states and 4775 transitions. [2020-11-12 03:31:03,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-12 03:31:03,180 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 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) Word has length 80 [2020-11-12 03:31:03,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:31:03,183 INFO L225 Difference]: With dead ends: 3374 [2020-11-12 03:31:03,183 INFO L226 Difference]: Without dead ends: 2819 [2020-11-12 03:31:03,184 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2020-11-12 03:31:03,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2819 states. [2020-11-12 03:31:03,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2819 to 2511. [2020-11-12 03:31:03,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2511 states, 2501 states have (on average 1.387844862055178) internal successors, (3471), 2510 states have internal predecessors, (3471), 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) [2020-11-12 03:31:03,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2511 states and 3471 transitions. [2020-11-12 03:31:03,223 INFO L78 Accepts]: Start accepts. Automaton has 2511 states and 3471 transitions. Word has length 80 [2020-11-12 03:31:03,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:31:03,223 INFO L481 AbstractCegarLoop]: Abstraction has 2511 states and 3471 transitions. [2020-11-12 03:31:03,224 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 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) [2020-11-12 03:31:03,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 3471 transitions. [2020-11-12 03:31:03,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-12 03:31:03,227 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:31:03,227 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:31:03,227 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-11-12 03:31:03,227 INFO L429 AbstractCegarLoop]: === Iteration 22 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:31:03,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:31:03,227 INFO L82 PathProgramCache]: Analyzing trace with hash -384465, now seen corresponding path program 3 times [2020-11-12 03:31:03,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:31:03,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890608394] [2020-11-12 03:31:03,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:31:03,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:31:03,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:31:03,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890608394] [2020-11-12 03:31:03,311 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:31:03,311 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-12 03:31:03,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961289612] [2020-11-12 03:31:03,312 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 03:31:03,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:31:03,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 03:31:03,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-12 03:31:03,314 INFO L87 Difference]: Start difference. First operand 2511 states and 3471 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 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) [2020-11-12 03:31:03,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:31:03,350 INFO L93 Difference]: Finished difference Result 2520 states and 3476 transitions. [2020-11-12 03:31:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-12 03:31:03,350 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 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) Word has length 80 [2020-11-12 03:31:03,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:31:03,353 INFO L225 Difference]: With dead ends: 2520 [2020-11-12 03:31:03,353 INFO L226 Difference]: Without dead ends: 2508 [2020-11-12 03:31:03,353 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-12 03:31:03,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2508 states. [2020-11-12 03:31:03,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2508 to 2499. [2020-11-12 03:31:03,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2499 states, 2489 states have (on average 1.3852952993169947) internal successors, (3448), 2498 states have internal predecessors, (3448), 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) [2020-11-12 03:31:03,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 2499 states and 3448 transitions. [2020-11-12 03:31:03,388 INFO L78 Accepts]: Start accepts. Automaton has 2499 states and 3448 transitions. Word has length 80 [2020-11-12 03:31:03,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:31:03,388 INFO L481 AbstractCegarLoop]: Abstraction has 2499 states and 3448 transitions. [2020-11-12 03:31:03,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 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) [2020-11-12 03:31:03,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states and 3448 transitions. [2020-11-12 03:31:03,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-12 03:31:03,392 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:31:03,392 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:31:03,392 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-11-12 03:31:03,392 INFO L429 AbstractCegarLoop]: === Iteration 23 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:31:03,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:31:03,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1423689624, now seen corresponding path program 1 times [2020-11-12 03:31:03,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:31:03,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176117219] [2020-11-12 03:31:03,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:31:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:31:03,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:31:03,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176117219] [2020-11-12 03:31:03,445 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:31:03,445 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-12 03:31:03,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835152522] [2020-11-12 03:31:03,447 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 03:31:03,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:31:03,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 03:31:03,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-12 03:31:03,448 INFO L87 Difference]: Start difference. First operand 2499 states and 3448 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 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) [2020-11-12 03:31:03,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:31:03,492 INFO L93 Difference]: Finished difference Result 2778 states and 3868 transitions. [2020-11-12 03:31:03,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-12 03:31:03,493 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 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) Word has length 83 [2020-11-12 03:31:03,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:31:03,495 INFO L225 Difference]: With dead ends: 2778 [2020-11-12 03:31:03,496 INFO L226 Difference]: Without dead ends: 2766 [2020-11-12 03:31:03,496 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-12 03:31:03,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2766 states. [2020-11-12 03:31:03,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2766 to 2505. [2020-11-12 03:31:03,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2505 states, 2495 states have (on average 1.3851703406813627) internal successors, (3456), 2504 states have internal predecessors, (3456), 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) [2020-11-12 03:31:03,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2505 states and 3456 transitions. [2020-11-12 03:31:03,535 INFO L78 Accepts]: Start accepts. Automaton has 2505 states and 3456 transitions. Word has length 83 [2020-11-12 03:31:03,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:31:03,535 INFO L481 AbstractCegarLoop]: Abstraction has 2505 states and 3456 transitions. [2020-11-12 03:31:03,535 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 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) [2020-11-12 03:31:03,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 3456 transitions. [2020-11-12 03:31:03,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-12 03:31:03,538 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:31:03,539 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:31:03,539 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-11-12 03:31:03,539 INFO L429 AbstractCegarLoop]: === Iteration 24 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:31:03,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:31:03,539 INFO L82 PathProgramCache]: Analyzing trace with hash 1216032212, now seen corresponding path program 2 times [2020-11-12 03:31:03,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:31:03,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673983006] [2020-11-12 03:31:03,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:31:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:31:03,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:31:03,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673983006] [2020-11-12 03:31:03,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:31:03,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-12 03:31:03,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682482365] [2020-11-12 03:31:03,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-12 03:31:03,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:31:03,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-12 03:31:03,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-11-12 03:31:03,657 INFO L87 Difference]: Start difference. First operand 2505 states and 3456 transitions. Second operand has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) [2020-11-12 03:31:03,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:31:03,823 INFO L93 Difference]: Finished difference Result 2808 states and 3886 transitions. [2020-11-12 03:31:03,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-12 03:31:03,823 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) Word has length 83 [2020-11-12 03:31:03,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:31:03,825 INFO L225 Difference]: With dead ends: 2808 [2020-11-12 03:31:03,825 INFO L226 Difference]: Without dead ends: 1879 [2020-11-12 03:31:03,826 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-11-12 03:31:03,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1879 states. [2020-11-12 03:31:03,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1879 to 1684. [2020-11-12 03:31:03,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1684 states, 1674 states have (on average 1.381720430107527) internal successors, (2313), 1683 states have internal predecessors, (2313), 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) [2020-11-12 03:31:03,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1684 states and 2313 transitions. [2020-11-12 03:31:03,849 INFO L78 Accepts]: Start accepts. Automaton has 1684 states and 2313 transitions. Word has length 83 [2020-11-12 03:31:03,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:31:03,849 INFO L481 AbstractCegarLoop]: Abstraction has 1684 states and 2313 transitions. [2020-11-12 03:31:03,849 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) [2020-11-12 03:31:03,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 2313 transitions. [2020-11-12 03:31:03,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-12 03:31:03,851 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:31:03,851 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:31:03,851 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-11-12 03:31:03,851 INFO L429 AbstractCegarLoop]: === Iteration 25 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:31:03,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:31:03,852 INFO L82 PathProgramCache]: Analyzing trace with hash 1022060451, now seen corresponding path program 1 times [2020-11-12 03:31:03,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:31:03,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852095043] [2020-11-12 03:31:03,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:31:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:31:03,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:31:03,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852095043] [2020-11-12 03:31:03,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:31:03,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-12 03:31:03,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194072954] [2020-11-12 03:31:03,970 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-12 03:31:03,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:31:03,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-12 03:31:03,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-12 03:31:03,971 INFO L87 Difference]: Start difference. First operand 1684 states and 2313 transitions. Second operand has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) [2020-11-12 03:31:04,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:31:04,083 INFO L93 Difference]: Finished difference Result 1585 states and 2157 transitions. [2020-11-12 03:31:04,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-12 03:31:04,084 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) Word has length 83 [2020-11-12 03:31:04,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:31:04,085 INFO L225 Difference]: With dead ends: 1585 [2020-11-12 03:31:04,085 INFO L226 Difference]: Without dead ends: 934 [2020-11-12 03:31:04,086 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-11-12 03:31:04,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2020-11-12 03:31:04,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 934. [2020-11-12 03:31:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 934 states, 928 states have (on average 1.3491379310344827) internal successors, (1252), 933 states have internal predecessors, (1252), 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) [2020-11-12 03:31:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 934 states and 1252 transitions. [2020-11-12 03:31:04,097 INFO L78 Accepts]: Start accepts. Automaton has 934 states and 1252 transitions. Word has length 83 [2020-11-12 03:31:04,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:31:04,098 INFO L481 AbstractCegarLoop]: Abstraction has 934 states and 1252 transitions. [2020-11-12 03:31:04,098 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) [2020-11-12 03:31:04,098 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1252 transitions. [2020-11-12 03:31:04,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-12 03:31:04,099 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:31:04,099 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:31:04,100 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-11-12 03:31:04,100 INFO L429 AbstractCegarLoop]: === Iteration 26 === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:31:04,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:31:04,100 INFO L82 PathProgramCache]: Analyzing trace with hash 922397843, now seen corresponding path program 1 times [2020-11-12 03:31:04,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:31:04,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488997839] [2020-11-12 03:31:04,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:31:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:31:04,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:31:04,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488997839] [2020-11-12 03:31:04,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:31:04,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-12 03:31:04,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918410579] [2020-11-12 03:31:04,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-12 03:31:04,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:31:04,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-12 03:31:04,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-12 03:31:04,207 INFO L87 Difference]: Start difference. First operand 934 states and 1252 transitions. Second operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 03:31:04,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:31:04,309 INFO L93 Difference]: Finished difference Result 799 states and 1060 transitions. [2020-11-12 03:31:04,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-12 03:31:04,310 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2020-11-12 03:31:04,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:31:04,310 INFO L225 Difference]: With dead ends: 799 [2020-11-12 03:31:04,310 INFO L226 Difference]: Without dead ends: 0 [2020-11-12 03:31:04,311 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-11-12 03:31:04,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-12 03:31:04,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-12 03:31:04,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2020-11-12 03:31:04,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-12 03:31:04,311 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 86 [2020-11-12 03:31:04,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:31:04,311 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-12 03:31:04,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 03:31:04,312 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-12 03:31:04,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-12 03:31:04,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-11-12 03:31:04,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 03:31:04 BasicIcfg [2020-11-12 03:31:04,318 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-12 03:31:04,322 INFO L168 Benchmark]: Toolchain (without parser) took 54983.47 ms. Allocated memory was 302.0 MB in the beginning and 12.4 GB in the end (delta: 12.1 GB). Free memory was 275.4 MB in the beginning and 10.5 GB in the end (delta: -10.3 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.0 GB. [2020-11-12 03:31:04,322 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 302.0 MB. Free memory is still 271.9 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 03:31:04,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.44 ms. Allocated memory is still 302.0 MB. Free memory was 274.9 MB in the beginning and 271.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.0 GB. [2020-11-12 03:31:04,325 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.86 ms. Allocated memory is still 302.0 MB. Free memory was 271.6 MB in the beginning and 268.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2020-11-12 03:31:04,328 INFO L168 Benchmark]: Boogie Preprocessor took 83.14 ms. Allocated memory is still 302.0 MB. Free memory was 268.4 MB in the beginning and 266.8 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 03:31:04,329 INFO L168 Benchmark]: RCFGBuilder took 1526.79 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 266.3 MB in the beginning and 269.0 MB in the end (delta: -2.7 MB). Peak memory consumption was 57.5 MB. Max. memory is 16.0 GB. [2020-11-12 03:31:04,329 INFO L168 Benchmark]: TraceAbstraction took 52564.10 ms. Allocated memory was 362.8 MB in the beginning and 12.4 GB in the end (delta: 12.0 GB). Free memory was 269.0 MB in the beginning and 10.5 GB in the end (delta: -10.3 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.0 GB. [2020-11-12 03:31:04,331 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 302.0 MB. Free memory is still 271.9 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 704.44 ms. Allocated memory is still 302.0 MB. Free memory was 274.9 MB in the beginning and 271.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 90.86 ms. Allocated memory is still 302.0 MB. Free memory was 271.6 MB in the beginning and 268.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 83.14 ms. Allocated memory is still 302.0 MB. Free memory was 268.4 MB in the beginning and 266.8 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 1526.79 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 266.3 MB in the beginning and 269.0 MB in the end (delta: -2.7 MB). Peak memory consumption was 57.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 52564.10 ms. Allocated memory was 362.8 MB in the beginning and 12.4 GB in the end (delta: 12.0 GB). Free memory was 269.0 MB in the beginning and 10.5 GB in the end (delta: -10.3 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 16]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 16]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 152 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 52.3s, OverallIterations: 26, TraceHistogramMax: 1, AutomataDifference: 11.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 16.0s, HoareTripleCheckerStatistics: 5191 SDtfs, 7990 SDslu, 16865 SDs, 0 SdLazy, 3889 SolverSat, 510 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 302 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 253 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 639 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=81997occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 20.1s AutomataMinimizationTime, 26 MinimizatonAttempts, 55629 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1819 NumberOfCodeBlocks, 1819 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1793 ConstructedInterpolants, 0 QuantifiedInterpolants, 572453 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 26 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 correct! Received shutdown request...