/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/qrcu-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-01 14:33:31,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-01 14:33:31,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-01 14:33:31,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-01 14:33:31,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-01 14:33:31,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-01 14:33:31,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-01 14:33:31,516 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.epf [2022-03-01 14:33:31,541 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 14:33:31,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 14:33:31,542 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 14:33:31,542 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 14:33:31,542 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 14:33:31,542 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 14:33:31,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 14:33:31,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 14:33:31,543 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 14:33:31,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 14:33:31,544 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 14:33:31,544 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 14:33:31,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 14:33:31,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 14:33:31,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 14:33:31,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 14:33:31,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 14:33:31,545 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 14:33:31,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 14:33:31,545 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 14:33:31,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 14:33:31,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 14:33:31,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 14:33:31,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 14:33:31,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 14:33:31,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 14:33:31,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 14:33:31,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 14:33:31,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 14:33:31,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 14:33:31,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 14:33:31,547 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 14:33:31,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 14:33:31,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-01 14:33:31,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 14:33:31,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 14:33:31,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 14:33:31,776 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 14:33:31,778 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 14:33:31,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/qrcu-1.i [2022-03-01 14:33:31,821 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dcf2d5b3/cfa8583329094409a8aad1e6f88cbfa3/FLAGd82214946 [2022-03-01 14:33:32,256 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 14:33:32,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-1.i [2022-03-01 14:33:32,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dcf2d5b3/cfa8583329094409a8aad1e6f88cbfa3/FLAGd82214946 [2022-03-01 14:33:32,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dcf2d5b3/cfa8583329094409a8aad1e6f88cbfa3 [2022-03-01 14:33:32,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 14:33:32,289 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 14:33:32,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 14:33:32,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 14:33:32,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 14:33:32,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a8be2dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32, skipping insertion in model container [2022-03-01 14:33:32,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 14:33:32,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 14:33:32,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-1.i[30694,30707] [2022-03-01 14:33:32,608 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-1.i[30916,30929] [2022-03-01 14:33:32,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 14:33:32,627 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 14:33:32,652 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-1.i[30694,30707] [2022-03-01 14:33:32,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/qrcu-1.i[30916,30929] [2022-03-01 14:33:32,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 14:33:32,692 INFO L208 MainTranslator]: Completed translation [2022-03-01 14:33:32,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32 WrapperNode [2022-03-01 14:33:32,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 14:33:32,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 14:33:32,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 14:33:32,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 14:33:32,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,743 INFO L137 Inliner]: procedures = 177, calls = 54, calls flagged for inlining = 15, calls inlined = 17, statements flattened = 270 [2022-03-01 14:33:32,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 14:33:32,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 14:33:32,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 14:33:32,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 14:33:32,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 14:33:32,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 14:33:32,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 14:33:32,764 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 14:33:32,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32" (1/1) ... [2022-03-01 14:33:32,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 14:33:32,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 14:33:32,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-01 14:33:32,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-01 14:33:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader1 [2022-03-01 14:33:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader1 [2022-03-01 14:33:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_reader2 [2022-03-01 14:33:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_reader2 [2022-03-01 14:33:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 14:33:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 14:33:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure qrcu_updater [2022-03-01 14:33:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure qrcu_updater [2022-03-01 14:33:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-01 14:33:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-01 14:33:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 14:33:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 14:33:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-01 14:33:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 14:33:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 14:33:32,830 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-01 14:33:32,980 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 14:33:32,981 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 14:33:33,296 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 14:33:33,399 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 14:33:33,399 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-03-01 14:33:33,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 02:33:33 BoogieIcfgContainer [2022-03-01 14:33:33,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 14:33:33,402 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 14:33:33,402 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 14:33:33,404 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 14:33:33,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 02:33:32" (1/3) ... [2022-03-01 14:33:33,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b597c4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 02:33:33, skipping insertion in model container [2022-03-01 14:33:33,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 02:33:32" (2/3) ... [2022-03-01 14:33:33,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b597c4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 02:33:33, skipping insertion in model container [2022-03-01 14:33:33,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 02:33:33" (3/3) ... [2022-03-01 14:33:33,406 INFO L111 eAbstractionObserver]: Analyzing ICFG qrcu-1.i [2022-03-01 14:33:33,409 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 14:33:33,409 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 14:33:33,409 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-03-01 14:33:33,409 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 14:33:33,453 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,454 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,454 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,454 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,454 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,454 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,454 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,454 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,455 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,455 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,455 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,455 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,456 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,456 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,457 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,457 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,457 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,457 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,458 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,458 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,458 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,458 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,458 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,458 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,459 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,459 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,459 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,459 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,459 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,459 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,460 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,461 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,461 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,461 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,461 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,461 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,461 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,461 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,462 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,463 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,464 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,465 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,467 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,467 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,468 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,468 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,468 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,468 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,469 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,469 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,469 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,469 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,469 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,469 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,469 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,469 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,469 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,470 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,470 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,471 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,471 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,472 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,472 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,472 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,473 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,474 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,478 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,480 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,480 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,480 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,480 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,480 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,480 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,481 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,481 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,481 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,481 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,481 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,481 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,481 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,481 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,481 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,481 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,482 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,482 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,482 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,482 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,482 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,482 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,482 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,483 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,483 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,483 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,483 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,483 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,483 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,483 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,484 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,484 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,484 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,484 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,484 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,484 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,484 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,485 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,488 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,489 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,489 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,489 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,489 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,489 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,489 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,489 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,489 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,489 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,489 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,489 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,491 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,491 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,491 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,491 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,494 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,494 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,494 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,494 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,494 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,494 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,494 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,494 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,494 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,495 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,496 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,496 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,496 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,496 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,496 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,496 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,496 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,496 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,497 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,498 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,498 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,498 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,498 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,498 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,499 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,499 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,499 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,499 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,499 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,499 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,499 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,499 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,500 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,502 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,503 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,503 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,503 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,503 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,504 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,504 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,504 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,504 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,504 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,504 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,504 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,504 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,508 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,509 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,509 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,509 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,509 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,509 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,509 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,510 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,510 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,510 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,510 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,510 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,510 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,511 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,511 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,511 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,511 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,511 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,511 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,511 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,511 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,511 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,512 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,513 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,513 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,513 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,513 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,513 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,513 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,514 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,514 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,514 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,514 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,514 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,514 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,514 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,514 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,514 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,514 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,514 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,515 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,515 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,515 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,515 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,515 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,515 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,515 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,515 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,516 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,516 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,516 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,516 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,516 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,516 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,516 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,516 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,516 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,517 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,517 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,517 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,517 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,517 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,517 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,518 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,519 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,519 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,519 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,519 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,519 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,519 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,519 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,519 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,519 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,519 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,520 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,521 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,522 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,522 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,522 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,522 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,526 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,526 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,526 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,526 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,526 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,526 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,526 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,526 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,526 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~sum~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress2_#in~readerstart2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,527 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_check_progress1_#in~readerstart1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_~#readerstart1~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_#in~readerstart2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,528 WARN L322 ript$VariableManager]: TermVariabe |qrcu_updaterThread1of1ForFork0___VERIFIER_atomic_take_snapshot_~readerstart1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,529 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,529 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,529 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,529 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,529 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,529 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,529 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~myidx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,530 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader1Thread1of1ForFork1___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,531 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use1_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,531 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,531 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,531 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use2_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,531 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,531 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,531 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,531 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,531 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use2_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,531 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,531 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_#in~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,532 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~myidx~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,532 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,532 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,532 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,532 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use_done_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,532 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,532 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,532 WARN L322 ript$VariableManager]: TermVariabe |qrcu_reader2Thread1of1ForFork2___VERIFIER_atomic_use1_~myidx#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 14:33:33,536 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-01 14:33:33,571 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 14:33:33,576 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-01 14:33:33,576 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-03-01 14:33:33,589 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 175 places, 183 transitions, 390 flow [2022-03-01 14:33:36,057 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 89028 states, 89026 states have (on average 4.159200682946555) internal successors, (370277), 89027 states have internal predecessors, (370277), 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) [2022-03-01 14:33:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand has 89028 states, 89026 states have (on average 4.159200682946555) internal successors, (370277), 89027 states have internal predecessors, (370277), 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) [2022-03-01 14:33:36,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-03-01 14:33:36,310 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:33:36,313 INFO L514 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] [2022-03-01 14:33:36,313 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:33:36,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:33:36,318 INFO L85 PathProgramCache]: Analyzing trace with hash -707274187, now seen corresponding path program 1 times [2022-03-01 14:33:36,323 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:33:36,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223781937] [2022-03-01 14:33:36,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:33:36,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:33:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:33:36,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:33:36,549 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:33:36,549 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223781937] [2022-03-01 14:33:36,549 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223781937] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:33:36,549 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:33:36,549 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-01 14:33:36,550 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150447711] [2022-03-01 14:33:36,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:33:36,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 14:33:36,554 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:33:36,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 14:33:36,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 14:33:36,749 INFO L87 Difference]: Start difference. First operand has 89028 states, 89026 states have (on average 4.159200682946555) internal successors, (370277), 89027 states have internal predecessors, (370277), 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 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2022-03-01 14:33:38,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:33:38,362 INFO L93 Difference]: Finished difference Result 102332 states and 398636 transitions. [2022-03-01 14:33:38,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 14:33:38,366 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 59 [2022-03-01 14:33:38,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:33:39,241 INFO L225 Difference]: With dead ends: 102332 [2022-03-01 14:33:39,241 INFO L226 Difference]: Without dead ends: 102332 [2022-03-01 14:33:39,242 INFO L932 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 [2022-03-01 14:33:39,246 INFO L933 BasicCegarLoop]: 184 mSDtfsCounter, 83 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:33:39,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [83 Valid, 285 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:33:39,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102332 states. [2022-03-01 14:33:42,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102332 to 90691. [2022-03-01 14:33:42,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90691 states, 90689 states have (on average 3.9239158001521686) internal successors, (355856), 90690 states have internal predecessors, (355856), 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) [2022-03-01 14:33:43,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90691 states to 90691 states and 355856 transitions. [2022-03-01 14:33:43,522 INFO L78 Accepts]: Start accepts. Automaton has 90691 states and 355856 transitions. Word has length 59 [2022-03-01 14:33:43,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:33:43,523 INFO L470 AbstractCegarLoop]: Abstraction has 90691 states and 355856 transitions. [2022-03-01 14:33:43,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2022-03-01 14:33:43,524 INFO L276 IsEmpty]: Start isEmpty. Operand 90691 states and 355856 transitions. [2022-03-01 14:33:43,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-03-01 14:33:43,822 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:33:43,822 INFO L514 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] [2022-03-01 14:33:43,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 14:33:43,823 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:33:43,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:33:43,824 INFO L85 PathProgramCache]: Analyzing trace with hash -234050775, now seen corresponding path program 1 times [2022-03-01 14:33:43,824 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:33:43,825 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749574742] [2022-03-01 14:33:43,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:33:43,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:33:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:33:43,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:33:43,962 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:33:43,962 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749574742] [2022-03-01 14:33:43,962 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749574742] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:33:43,962 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:33:43,962 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 14:33:43,963 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376747650] [2022-03-01 14:33:43,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:33:43,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 14:33:43,964 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:33:43,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 14:33:43,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 14:33:43,965 INFO L87 Difference]: Start difference. First operand 90691 states and 355856 transitions. Second operand has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 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) [2022-03-01 14:33:44,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:33:44,843 INFO L93 Difference]: Finished difference Result 89491 states and 351136 transitions. [2022-03-01 14:33:44,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 14:33:44,843 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 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 [2022-03-01 14:33:44,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:33:45,767 INFO L225 Difference]: With dead ends: 89491 [2022-03-01 14:33:45,767 INFO L226 Difference]: Without dead ends: 89491 [2022-03-01 14:33:45,768 INFO L932 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 [2022-03-01 14:33:45,769 INFO L933 BasicCegarLoop]: 139 mSDtfsCounter, 79 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 14:33:45,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [79 Valid, 242 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 14:33:45,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89491 states. [2022-03-01 14:33:48,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89491 to 89491. [2022-03-01 14:33:48,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89491 states, 89489 states have (on average 3.923789516029903) internal successors, (351136), 89490 states have internal predecessors, (351136), 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) [2022-03-01 14:33:49,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89491 states to 89491 states and 351136 transitions. [2022-03-01 14:33:49,034 INFO L78 Accepts]: Start accepts. Automaton has 89491 states and 351136 transitions. Word has length 64 [2022-03-01 14:33:49,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:33:49,035 INFO L470 AbstractCegarLoop]: Abstraction has 89491 states and 351136 transitions. [2022-03-01 14:33:49,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 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) [2022-03-01 14:33:49,035 INFO L276 IsEmpty]: Start isEmpty. Operand 89491 states and 351136 transitions. [2022-03-01 14:33:49,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-03-01 14:33:49,096 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:33:49,096 INFO L514 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] [2022-03-01 14:33:49,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-01 14:33:49,097 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:33:49,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:33:49,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1873848571, now seen corresponding path program 1 times [2022-03-01 14:33:49,097 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:33:49,098 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746166744] [2022-03-01 14:33:49,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:33:49,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:33:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:33:49,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:33:49,222 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:33:49,222 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746166744] [2022-03-01 14:33:49,223 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746166744] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:33:49,223 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:33:49,223 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-01 14:33:49,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848660911] [2022-03-01 14:33:49,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:33:49,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-01 14:33:49,224 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:33:49,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-01 14:33:49,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-01 14:33:49,224 INFO L87 Difference]: Start difference. First operand 89491 states and 351136 transitions. Second operand has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 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) [2022-03-01 14:33:50,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:33:50,750 INFO L93 Difference]: Finished difference Result 107174 states and 416544 transitions. [2022-03-01 14:33:50,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-01 14:33:50,750 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 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 67 [2022-03-01 14:33:50,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:33:51,402 INFO L225 Difference]: With dead ends: 107174 [2022-03-01 14:33:51,402 INFO L226 Difference]: Without dead ends: 102185 [2022-03-01 14:33:51,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:33:51,403 INFO L933 BasicCegarLoop]: 217 mSDtfsCounter, 326 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 712 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 14:33:51,404 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [326 Valid, 712 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 14:33:51,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102185 states. [2022-03-01 14:33:54,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102185 to 102067. [2022-03-01 14:33:54,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102067 states, 102065 states have (on average 3.891951207563807) internal successors, (397232), 102066 states have internal predecessors, (397232), 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) [2022-03-01 14:33:55,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102067 states to 102067 states and 397232 transitions. [2022-03-01 14:33:55,494 INFO L78 Accepts]: Start accepts. Automaton has 102067 states and 397232 transitions. Word has length 67 [2022-03-01 14:33:55,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:33:55,494 INFO L470 AbstractCegarLoop]: Abstraction has 102067 states and 397232 transitions. [2022-03-01 14:33:55,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 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) [2022-03-01 14:33:55,494 INFO L276 IsEmpty]: Start isEmpty. Operand 102067 states and 397232 transitions. [2022-03-01 14:33:55,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-03-01 14:33:55,619 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:33:55,619 INFO L514 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] [2022-03-01 14:33:55,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-01 14:33:55,619 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:33:55,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:33:55,619 INFO L85 PathProgramCache]: Analyzing trace with hash 770716637, now seen corresponding path program 1 times [2022-03-01 14:33:55,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:33:55,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341691288] [2022-03-01 14:33:55,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:33:55,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:33:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:33:55,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:33:55,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:33:55,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341691288] [2022-03-01 14:33:55,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341691288] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:33:55,751 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:33:55,751 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-01 14:33:55,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164732332] [2022-03-01 14:33:55,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:33:55,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 14:33:55,751 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:33:55,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 14:33:55,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-03-01 14:33:55,752 INFO L87 Difference]: Start difference. First operand 102067 states and 397232 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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) [2022-03-01 14:33:57,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:33:57,222 INFO L93 Difference]: Finished difference Result 110163 states and 421698 transitions. [2022-03-01 14:33:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-01 14:33:57,223 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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 73 [2022-03-01 14:33:57,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:33:57,786 INFO L225 Difference]: With dead ends: 110163 [2022-03-01 14:33:57,786 INFO L226 Difference]: Without dead ends: 110131 [2022-03-01 14:33:57,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:33:57,787 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 407 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 407 SdHoareTripleChecker+Valid, 771 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 14:33:57,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [407 Valid, 771 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 14:33:58,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110131 states. [2022-03-01 14:34:00,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110131 to 106563. [2022-03-01 14:34:01,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106563 states, 106561 states have (on average 3.8292621127804733) internal successors, (408050), 106562 states have internal predecessors, (408050), 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) [2022-03-01 14:34:01,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106563 states to 106563 states and 408050 transitions. [2022-03-01 14:34:01,940 INFO L78 Accepts]: Start accepts. Automaton has 106563 states and 408050 transitions. Word has length 73 [2022-03-01 14:34:01,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:01,941 INFO L470 AbstractCegarLoop]: Abstraction has 106563 states and 408050 transitions. [2022-03-01 14:34:01,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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) [2022-03-01 14:34:01,941 INFO L276 IsEmpty]: Start isEmpty. Operand 106563 states and 408050 transitions. [2022-03-01 14:34:02,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-03-01 14:34:02,103 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:02,103 INFO L514 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] [2022-03-01 14:34:02,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-01 14:34:02,103 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:02,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:02,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1387068515, now seen corresponding path program 1 times [2022-03-01 14:34:02,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:02,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992105635] [2022-03-01 14:34:02,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:02,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:02,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:02,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992105635] [2022-03-01 14:34:02,200 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992105635] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:02,200 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:02,200 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-01 14:34:02,200 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797314950] [2022-03-01 14:34:02,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:02,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-01 14:34:02,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:02,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-01 14:34:02,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-03-01 14:34:02,201 INFO L87 Difference]: Start difference. First operand 106563 states and 408050 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 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) [2022-03-01 14:34:03,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:03,406 INFO L93 Difference]: Finished difference Result 113484 states and 431206 transitions. [2022-03-01 14:34:03,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-01 14:34:03,406 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 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 73 [2022-03-01 14:34:03,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:04,283 INFO L225 Difference]: With dead ends: 113484 [2022-03-01 14:34:04,283 INFO L226 Difference]: Without dead ends: 113484 [2022-03-01 14:34:04,283 INFO L932 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 [2022-03-01 14:34:04,287 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 517 mSDsluCounter, 898 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 1144 SdHoareTripleChecker+Invalid, 330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:04,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [517 Valid, 1144 Invalid, 330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 14:34:04,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113484 states. [2022-03-01 14:34:07,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113484 to 105652. [2022-03-01 14:34:08,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105652 states, 105650 states have (on average 3.823521060104117) internal successors, (403955), 105651 states have internal predecessors, (403955), 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) [2022-03-01 14:34:08,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105652 states to 105652 states and 403955 transitions. [2022-03-01 14:34:08,802 INFO L78 Accepts]: Start accepts. Automaton has 105652 states and 403955 transitions. Word has length 73 [2022-03-01 14:34:08,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:08,803 INFO L470 AbstractCegarLoop]: Abstraction has 105652 states and 403955 transitions. [2022-03-01 14:34:08,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 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) [2022-03-01 14:34:08,803 INFO L276 IsEmpty]: Start isEmpty. Operand 105652 states and 403955 transitions. [2022-03-01 14:34:09,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-03-01 14:34:09,315 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:09,329 INFO L514 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] [2022-03-01 14:34:09,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-01 14:34:09,329 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:09,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:09,330 INFO L85 PathProgramCache]: Analyzing trace with hash 349066141, now seen corresponding path program 2 times [2022-03-01 14:34:09,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:09,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393846149] [2022-03-01 14:34:09,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:09,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:09,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:09,433 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:09,433 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393846149] [2022-03-01 14:34:09,434 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393846149] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:09,434 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:09,434 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-01 14:34:09,434 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477822493] [2022-03-01 14:34:09,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:09,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-01 14:34:09,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:09,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-01 14:34:09,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-01 14:34:09,435 INFO L87 Difference]: Start difference. First operand 105652 states and 403955 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 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) [2022-03-01 14:34:10,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:10,592 INFO L93 Difference]: Finished difference Result 113066 states and 429726 transitions. [2022-03-01 14:34:10,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 14:34:10,593 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 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 73 [2022-03-01 14:34:10,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:11,112 INFO L225 Difference]: With dead ends: 113066 [2022-03-01 14:34:11,112 INFO L226 Difference]: Without dead ends: 113066 [2022-03-01 14:34:11,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-03-01 14:34:11,113 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 365 mSDsluCounter, 917 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 1096 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:11,113 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [365 Valid, 1096 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:34:11,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113066 states. [2022-03-01 14:34:14,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113066 to 104908. [2022-03-01 14:34:14,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104908 states, 104906 states have (on average 3.8235849236459307) internal successors, (401117), 104907 states have internal predecessors, (401117), 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) [2022-03-01 14:34:15,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104908 states to 104908 states and 401117 transitions. [2022-03-01 14:34:15,124 INFO L78 Accepts]: Start accepts. Automaton has 104908 states and 401117 transitions. Word has length 73 [2022-03-01 14:34:15,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:15,124 INFO L470 AbstractCegarLoop]: Abstraction has 104908 states and 401117 transitions. [2022-03-01 14:34:15,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 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) [2022-03-01 14:34:15,125 INFO L276 IsEmpty]: Start isEmpty. Operand 104908 states and 401117 transitions. [2022-03-01 14:34:15,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-03-01 14:34:15,240 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:15,241 INFO L514 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] [2022-03-01 14:34:15,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-01 14:34:15,241 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:15,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:15,241 INFO L85 PathProgramCache]: Analyzing trace with hash -2077111725, now seen corresponding path program 3 times [2022-03-01 14:34:15,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:15,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325066397] [2022-03-01 14:34:15,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:15,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:15,350 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:15,350 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325066397] [2022-03-01 14:34:15,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325066397] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:15,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:15,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-01 14:34:15,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021313733] [2022-03-01 14:34:15,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:15,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-01 14:34:15,351 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:15,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-01 14:34:15,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-01 14:34:15,351 INFO L87 Difference]: Start difference. First operand 104908 states and 401117 transitions. Second operand has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 7 states have internal predecessors, (73), 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) [2022-03-01 14:34:16,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:16,849 INFO L93 Difference]: Finished difference Result 128747 states and 486380 transitions. [2022-03-01 14:34:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 14:34:16,850 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 7 states have internal predecessors, (73), 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 73 [2022-03-01 14:34:16,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:17,137 INFO L225 Difference]: With dead ends: 128747 [2022-03-01 14:34:17,137 INFO L226 Difference]: Without dead ends: 55094 [2022-03-01 14:34:17,138 INFO L932 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 [2022-03-01 14:34:17,138 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 504 mSDsluCounter, 877 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 504 SdHoareTripleChecker+Valid, 1077 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:17,138 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [504 Valid, 1077 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:34:17,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55094 states. [2022-03-01 14:34:18,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55094 to 54622. [2022-03-01 14:34:18,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54622 states, 54620 states have (on average 3.5968509703405345) internal successors, (196460), 54621 states have internal predecessors, (196460), 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) [2022-03-01 14:34:18,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54622 states to 54622 states and 196460 transitions. [2022-03-01 14:34:18,791 INFO L78 Accepts]: Start accepts. Automaton has 54622 states and 196460 transitions. Word has length 73 [2022-03-01 14:34:18,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:18,792 INFO L470 AbstractCegarLoop]: Abstraction has 54622 states and 196460 transitions. [2022-03-01 14:34:18,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 7 states have internal predecessors, (73), 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) [2022-03-01 14:34:18,792 INFO L276 IsEmpty]: Start isEmpty. Operand 54622 states and 196460 transitions. [2022-03-01 14:34:18,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 14:34:18,835 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:18,835 INFO L514 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] [2022-03-01 14:34:18,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-01 14:34:18,835 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:18,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:18,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1932022239, now seen corresponding path program 1 times [2022-03-01 14:34:18,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:18,836 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396856570] [2022-03-01 14:34:18,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:18,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:18,907 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:18,907 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396856570] [2022-03-01 14:34:18,907 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396856570] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:18,907 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:18,907 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 14:34:18,907 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981093129] [2022-03-01 14:34:18,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:18,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 14:34:18,908 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:18,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 14:34:18,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 14:34:18,909 INFO L87 Difference]: Start difference. First operand 54622 states and 196460 transitions. Second operand has 3 states, 2 states have (on average 37.5) internal successors, (75), 3 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) [2022-03-01 14:34:19,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:19,472 INFO L93 Difference]: Finished difference Result 54622 states and 195979 transitions. [2022-03-01 14:34:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 14:34:19,473 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 37.5) internal successors, (75), 3 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 [2022-03-01 14:34:19,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:19,611 INFO L225 Difference]: With dead ends: 54622 [2022-03-01 14:34:19,611 INFO L226 Difference]: Without dead ends: 38833 [2022-03-01 14:34:19,611 INFO L932 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 [2022-03-01 14:34:19,612 INFO L933 BasicCegarLoop]: 213 mSDtfsCounter, 87 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:19,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [87 Valid, 343 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 14:34:19,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38833 states. [2022-03-01 14:34:20,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38833 to 34699. [2022-03-01 14:34:20,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34699 states, 34697 states have (on average 3.525376833732023) internal successors, (122320), 34698 states have internal predecessors, (122320), 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) [2022-03-01 14:34:20,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34699 states to 34699 states and 122320 transitions. [2022-03-01 14:34:20,516 INFO L78 Accepts]: Start accepts. Automaton has 34699 states and 122320 transitions. Word has length 75 [2022-03-01 14:34:20,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:20,516 INFO L470 AbstractCegarLoop]: Abstraction has 34699 states and 122320 transitions. [2022-03-01 14:34:20,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 37.5) internal successors, (75), 3 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) [2022-03-01 14:34:20,516 INFO L276 IsEmpty]: Start isEmpty. Operand 34699 states and 122320 transitions. [2022-03-01 14:34:20,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-03-01 14:34:20,556 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:20,556 INFO L514 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] [2022-03-01 14:34:20,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-01 14:34:20,556 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:20,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:20,557 INFO L85 PathProgramCache]: Analyzing trace with hash -703791390, now seen corresponding path program 1 times [2022-03-01 14:34:20,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:20,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299447514] [2022-03-01 14:34:20,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:20,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:20,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:20,602 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:20,602 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299447514] [2022-03-01 14:34:20,602 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299447514] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:20,602 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:20,603 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 14:34:20,603 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524340531] [2022-03-01 14:34:20,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:20,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 14:34:20,603 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:20,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 14:34:20,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 14:34:20,603 INFO L87 Difference]: Start difference. First operand 34699 states and 122320 transitions. Second operand has 3 states, 2 states have (on average 39.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2022-03-01 14:34:21,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:21,073 INFO L93 Difference]: Finished difference Result 34699 states and 121985 transitions. [2022-03-01 14:34:21,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 14:34:21,073 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 39.0) internal successors, (78), 3 states have internal predecessors, (78), 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 78 [2022-03-01 14:34:21,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:21,129 INFO L225 Difference]: With dead ends: 34699 [2022-03-01 14:34:21,129 INFO L226 Difference]: Without dead ends: 19399 [2022-03-01 14:34:21,129 INFO L932 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 [2022-03-01 14:34:21,131 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 78 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:21,131 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [78 Valid, 340 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 14:34:21,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19399 states. [2022-03-01 14:34:21,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19399 to 18751. [2022-03-01 14:34:21,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18751 states, 18749 states have (on average 3.2407061709957863) internal successors, (60760), 18750 states have internal predecessors, (60760), 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) [2022-03-01 14:34:21,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18751 states to 18751 states and 60760 transitions. [2022-03-01 14:34:21,555 INFO L78 Accepts]: Start accepts. Automaton has 18751 states and 60760 transitions. Word has length 78 [2022-03-01 14:34:21,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:21,556 INFO L470 AbstractCegarLoop]: Abstraction has 18751 states and 60760 transitions. [2022-03-01 14:34:21,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 39.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2022-03-01 14:34:21,556 INFO L276 IsEmpty]: Start isEmpty. Operand 18751 states and 60760 transitions. [2022-03-01 14:34:21,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-03-01 14:34:21,584 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:21,585 INFO L514 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] [2022-03-01 14:34:21,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-01 14:34:21,585 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:21,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:21,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1069736192, now seen corresponding path program 1 times [2022-03-01 14:34:21,585 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:21,585 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041196946] [2022-03-01 14:34:21,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:21,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:21,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:21,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:21,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041196946] [2022-03-01 14:34:21,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041196946] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:21,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:21,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-01 14:34:21,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438090377] [2022-03-01 14:34:21,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:21,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 14:34:21,625 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:21,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 14:34:21,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 14:34:21,626 INFO L87 Difference]: Start difference. First operand 18751 states and 60760 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 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) [2022-03-01 14:34:21,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:21,924 INFO L93 Difference]: Finished difference Result 20716 states and 66202 transitions. [2022-03-01 14:34:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 14:34:21,926 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 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 81 [2022-03-01 14:34:21,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:21,974 INFO L225 Difference]: With dead ends: 20716 [2022-03-01 14:34:21,975 INFO L226 Difference]: Without dead ends: 20716 [2022-03-01 14:34:21,975 INFO L932 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 [2022-03-01 14:34:21,976 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 61 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:21,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 306 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 14:34:22,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20716 states. [2022-03-01 14:34:22,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20716 to 18918. [2022-03-01 14:34:22,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18918 states, 18916 states have (on average 3.2368894057940367) internal successors, (61229), 18917 states have internal predecessors, (61229), 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) [2022-03-01 14:34:22,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18918 states to 18918 states and 61229 transitions. [2022-03-01 14:34:22,353 INFO L78 Accepts]: Start accepts. Automaton has 18918 states and 61229 transitions. Word has length 81 [2022-03-01 14:34:22,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:22,354 INFO L470 AbstractCegarLoop]: Abstraction has 18918 states and 61229 transitions. [2022-03-01 14:34:22,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 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) [2022-03-01 14:34:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 18918 states and 61229 transitions. [2022-03-01 14:34:22,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-03-01 14:34:22,383 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:22,383 INFO L514 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] [2022-03-01 14:34:22,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-01 14:34:22,383 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:22,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:22,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1070749086, now seen corresponding path program 1 times [2022-03-01 14:34:22,383 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:22,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346456859] [2022-03-01 14:34:22,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:22,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:22,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:22,446 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:22,446 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346456859] [2022-03-01 14:34:22,446 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346456859] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:22,447 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:22,447 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 14:34:22,447 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734433754] [2022-03-01 14:34:22,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:22,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-01 14:34:22,447 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:22,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-01 14:34:22,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-01 14:34:22,448 INFO L87 Difference]: Start difference. First operand 18918 states and 61229 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 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) [2022-03-01 14:34:22,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:22,775 INFO L93 Difference]: Finished difference Result 20969 states and 66552 transitions. [2022-03-01 14:34:22,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-01 14:34:22,776 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 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 81 [2022-03-01 14:34:22,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:22,824 INFO L225 Difference]: With dead ends: 20969 [2022-03-01 14:34:22,824 INFO L226 Difference]: Without dead ends: 20753 [2022-03-01 14:34:22,824 INFO L932 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 [2022-03-01 14:34:22,825 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 256 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 868 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:22,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [256 Valid, 868 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 14:34:22,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20753 states. [2022-03-01 14:34:23,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20753 to 19106. [2022-03-01 14:34:23,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19106 states, 19104 states have (on average 3.232569095477387) internal successors, (61755), 19105 states have internal predecessors, (61755), 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) [2022-03-01 14:34:23,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19106 states to 19106 states and 61755 transitions. [2022-03-01 14:34:23,202 INFO L78 Accepts]: Start accepts. Automaton has 19106 states and 61755 transitions. Word has length 81 [2022-03-01 14:34:23,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:23,203 INFO L470 AbstractCegarLoop]: Abstraction has 19106 states and 61755 transitions. [2022-03-01 14:34:23,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 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) [2022-03-01 14:34:23,203 INFO L276 IsEmpty]: Start isEmpty. Operand 19106 states and 61755 transitions. [2022-03-01 14:34:23,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-03-01 14:34:23,229 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:23,230 INFO L514 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] [2022-03-01 14:34:23,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-01 14:34:23,230 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:23,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:23,230 INFO L85 PathProgramCache]: Analyzing trace with hash -236560256, now seen corresponding path program 1 times [2022-03-01 14:34:23,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:23,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358440424] [2022-03-01 14:34:23,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:23,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:23,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:23,267 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:23,268 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358440424] [2022-03-01 14:34:23,268 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358440424] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:23,268 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:23,268 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-01 14:34:23,268 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136663288] [2022-03-01 14:34:23,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:23,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 14:34:23,268 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:23,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 14:34:23,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 14:34:23,269 INFO L87 Difference]: Start difference. First operand 19106 states and 61755 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 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) [2022-03-01 14:34:23,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:23,535 INFO L93 Difference]: Finished difference Result 16309 states and 53201 transitions. [2022-03-01 14:34:23,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 14:34:23,535 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 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 81 [2022-03-01 14:34:23,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:23,575 INFO L225 Difference]: With dead ends: 16309 [2022-03-01 14:34:23,575 INFO L226 Difference]: Without dead ends: 16309 [2022-03-01 14:34:23,575 INFO L932 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 [2022-03-01 14:34:23,576 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 67 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:23,576 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 183 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 14:34:23,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16309 states. [2022-03-01 14:34:23,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16309 to 16060. [2022-03-01 14:34:23,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16060 states, 16058 states have (on average 3.27898866608544) internal successors, (52654), 16059 states have internal predecessors, (52654), 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) [2022-03-01 14:34:23,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16060 states to 16060 states and 52654 transitions. [2022-03-01 14:34:23,878 INFO L78 Accepts]: Start accepts. Automaton has 16060 states and 52654 transitions. Word has length 81 [2022-03-01 14:34:23,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:23,878 INFO L470 AbstractCegarLoop]: Abstraction has 16060 states and 52654 transitions. [2022-03-01 14:34:23,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 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) [2022-03-01 14:34:23,878 INFO L276 IsEmpty]: Start isEmpty. Operand 16060 states and 52654 transitions. [2022-03-01 14:34:23,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-01 14:34:23,905 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:23,905 INFO L514 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] [2022-03-01 14:34:23,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-01 14:34:23,905 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:23,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:23,906 INFO L85 PathProgramCache]: Analyzing trace with hash -2025675374, now seen corresponding path program 1 times [2022-03-01 14:34:23,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:23,906 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879353674] [2022-03-01 14:34:23,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:23,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:24,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:24,006 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:24,006 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879353674] [2022-03-01 14:34:24,006 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879353674] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:24,006 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:24,006 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-01 14:34:24,006 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910268790] [2022-03-01 14:34:24,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:24,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-01 14:34:24,007 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:24,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-01 14:34:24,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-03-01 14:34:24,007 INFO L87 Difference]: Start difference. First operand 16060 states and 52654 transitions. Second operand has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:24,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:24,434 INFO L93 Difference]: Finished difference Result 18173 states and 58963 transitions. [2022-03-01 14:34:24,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-01 14:34:24,435 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2022-03-01 14:34:24,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:24,480 INFO L225 Difference]: With dead ends: 18173 [2022-03-01 14:34:24,480 INFO L226 Difference]: Without dead ends: 17933 [2022-03-01 14:34:24,480 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=193, Unknown=0, NotChecked=0, Total=272 [2022-03-01 14:34:24,481 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 695 mSDsluCounter, 1045 mSDsCounter, 0 mSdLazyCounter, 359 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 695 SdHoareTripleChecker+Valid, 1227 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:24,481 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [695 Valid, 1227 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 14:34:24,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17933 states. [2022-03-01 14:34:24,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17933 to 16168. [2022-03-01 14:34:24,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16168 states, 16166 states have (on average 3.2574539156253866) internal successors, (52660), 16167 states have internal predecessors, (52660), 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) [2022-03-01 14:34:24,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16168 states to 16168 states and 52660 transitions. [2022-03-01 14:34:24,800 INFO L78 Accepts]: Start accepts. Automaton has 16168 states and 52660 transitions. Word has length 84 [2022-03-01 14:34:24,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:24,800 INFO L470 AbstractCegarLoop]: Abstraction has 16168 states and 52660 transitions. [2022-03-01 14:34:24,800 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:24,800 INFO L276 IsEmpty]: Start isEmpty. Operand 16168 states and 52660 transitions. [2022-03-01 14:34:24,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-01 14:34:24,832 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:24,833 INFO L514 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] [2022-03-01 14:34:24,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-01 14:34:24,833 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:24,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:24,833 INFO L85 PathProgramCache]: Analyzing trace with hash 111506770, now seen corresponding path program 1 times [2022-03-01 14:34:24,833 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:24,833 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494333447] [2022-03-01 14:34:24,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:24,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:24,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:24,954 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:24,954 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494333447] [2022-03-01 14:34:24,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494333447] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:24,954 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:24,954 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 14:34:24,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440001189] [2022-03-01 14:34:24,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:24,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 14:34:24,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:24,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 14:34:24,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-03-01 14:34:24,956 INFO L87 Difference]: Start difference. First operand 16168 states and 52660 transitions. Second operand has 11 states, 11 states have (on average 7.636363636363637) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:25,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:25,442 INFO L93 Difference]: Finished difference Result 17608 states and 57247 transitions. [2022-03-01 14:34:25,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-01 14:34:25,442 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.636363636363637) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2022-03-01 14:34:25,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:25,486 INFO L225 Difference]: With dead ends: 17608 [2022-03-01 14:34:25,486 INFO L226 Difference]: Without dead ends: 17608 [2022-03-01 14:34:25,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2022-03-01 14:34:25,487 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 892 mSDsluCounter, 1468 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 892 SdHoareTripleChecker+Valid, 1679 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:25,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [892 Valid, 1679 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 464 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 14:34:25,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17608 states. [2022-03-01 14:34:25,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17608 to 16096. [2022-03-01 14:34:25,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16096 states, 16094 states have (on average 3.2597241207903567) internal successors, (52462), 16095 states have internal predecessors, (52462), 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) [2022-03-01 14:34:25,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16096 states to 16096 states and 52462 transitions. [2022-03-01 14:34:25,786 INFO L78 Accepts]: Start accepts. Automaton has 16096 states and 52462 transitions. Word has length 84 [2022-03-01 14:34:25,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:25,786 INFO L470 AbstractCegarLoop]: Abstraction has 16096 states and 52462 transitions. [2022-03-01 14:34:25,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.636363636363637) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:25,786 INFO L276 IsEmpty]: Start isEmpty. Operand 16096 states and 52462 transitions. [2022-03-01 14:34:25,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-01 14:34:25,811 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:25,812 INFO L514 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] [2022-03-01 14:34:25,812 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-01 14:34:25,812 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:25,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:25,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1670966520, now seen corresponding path program 2 times [2022-03-01 14:34:25,812 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:25,812 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921002791] [2022-03-01 14:34:25,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:25,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:25,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:25,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:25,921 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:25,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921002791] [2022-03-01 14:34:25,921 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921002791] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:25,921 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:25,921 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-01 14:34:25,921 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113220684] [2022-03-01 14:34:25,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:25,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-01 14:34:25,922 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:25,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-01 14:34:25,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-03-01 14:34:25,922 INFO L87 Difference]: Start difference. First operand 16096 states and 52462 transitions. Second operand has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:26,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:26,373 INFO L93 Difference]: Finished difference Result 17765 states and 57689 transitions. [2022-03-01 14:34:26,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-01 14:34:26,374 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2022-03-01 14:34:26,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:26,420 INFO L225 Difference]: With dead ends: 17765 [2022-03-01 14:34:26,420 INFO L226 Difference]: Without dead ends: 17765 [2022-03-01 14:34:26,421 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2022-03-01 14:34:26,422 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 537 mSDsluCounter, 1304 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 1498 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:26,422 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [537 Valid, 1498 Invalid, 502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 474 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 14:34:26,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17765 states. [2022-03-01 14:34:26,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17765 to 16060. [2022-03-01 14:34:26,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16060 states, 16058 states have (on average 3.261614148710923) internal successors, (52375), 16059 states have internal predecessors, (52375), 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) [2022-03-01 14:34:26,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16060 states to 16060 states and 52375 transitions. [2022-03-01 14:34:26,731 INFO L78 Accepts]: Start accepts. Automaton has 16060 states and 52375 transitions. Word has length 84 [2022-03-01 14:34:26,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:26,732 INFO L470 AbstractCegarLoop]: Abstraction has 16060 states and 52375 transitions. [2022-03-01 14:34:26,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:26,732 INFO L276 IsEmpty]: Start isEmpty. Operand 16060 states and 52375 transitions. [2022-03-01 14:34:26,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-03-01 14:34:26,761 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:26,761 INFO L514 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] [2022-03-01 14:34:26,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-01 14:34:26,761 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:26,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:26,761 INFO L85 PathProgramCache]: Analyzing trace with hash -486818632, now seen corresponding path program 2 times [2022-03-01 14:34:26,762 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:26,762 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926852715] [2022-03-01 14:34:26,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:26,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:26,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:26,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:26,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926852715] [2022-03-01 14:34:26,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926852715] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:26,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:26,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 14:34:26,878 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575052857] [2022-03-01 14:34:26,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:26,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 14:34:26,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:26,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 14:34:26,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-03-01 14:34:26,878 INFO L87 Difference]: Start difference. First operand 16060 states and 52375 transitions. Second operand has 11 states, 11 states have (on average 7.636363636363637) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:27,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:27,279 INFO L93 Difference]: Finished difference Result 17365 states and 56648 transitions. [2022-03-01 14:34:27,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-01 14:34:27,280 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.636363636363637) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2022-03-01 14:34:27,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:27,324 INFO L225 Difference]: With dead ends: 17365 [2022-03-01 14:34:27,324 INFO L226 Difference]: Without dead ends: 17365 [2022-03-01 14:34:27,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2022-03-01 14:34:27,325 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 529 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 1843 SdHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:27,325 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [529 Valid, 1843 Invalid, 564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 14:34:27,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17365 states. [2022-03-01 14:34:27,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17365 to 15700. [2022-03-01 14:34:27,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15700 states, 15698 states have (on average 3.274684673206778) internal successors, (51406), 15699 states have internal predecessors, (51406), 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) [2022-03-01 14:34:27,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15700 states to 15700 states and 51406 transitions. [2022-03-01 14:34:27,722 INFO L78 Accepts]: Start accepts. Automaton has 15700 states and 51406 transitions. Word has length 84 [2022-03-01 14:34:27,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:27,722 INFO L470 AbstractCegarLoop]: Abstraction has 15700 states and 51406 transitions. [2022-03-01 14:34:27,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.636363636363637) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:27,722 INFO L276 IsEmpty]: Start isEmpty. Operand 15700 states and 51406 transitions. [2022-03-01 14:34:27,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-01 14:34:27,749 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:27,749 INFO L514 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, 1] [2022-03-01 14:34:27,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-01 14:34:27,749 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:27,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:27,750 INFO L85 PathProgramCache]: Analyzing trace with hash 952844316, now seen corresponding path program 1 times [2022-03-01 14:34:27,750 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:27,750 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872364080] [2022-03-01 14:34:27,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:27,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:27,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:27,858 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:27,858 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872364080] [2022-03-01 14:34:27,858 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872364080] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:27,858 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:27,858 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-01 14:34:27,858 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449626364] [2022-03-01 14:34:27,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:27,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-01 14:34:27,859 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:27,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-01 14:34:27,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-03-01 14:34:27,859 INFO L87 Difference]: Start difference. First operand 15700 states and 51406 transitions. Second operand has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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) [2022-03-01 14:34:28,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:28,180 INFO L93 Difference]: Finished difference Result 19210 states and 61945 transitions. [2022-03-01 14:34:28,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 14:34:28,181 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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 87 [2022-03-01 14:34:28,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:28,225 INFO L225 Difference]: With dead ends: 19210 [2022-03-01 14:34:28,226 INFO L226 Difference]: Without dead ends: 19210 [2022-03-01 14:34:28,226 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2022-03-01 14:34:28,226 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 455 mSDsluCounter, 1130 mSDsCounter, 0 mSdLazyCounter, 420 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 1304 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:28,227 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [455 Valid, 1304 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 420 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 14:34:28,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19210 states. [2022-03-01 14:34:28,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19210 to 16802. [2022-03-01 14:34:28,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16802 states, 16800 states have (on average 3.263809523809524) internal successors, (54832), 16801 states have internal predecessors, (54832), 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) [2022-03-01 14:34:28,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16802 states to 16802 states and 54832 transitions. [2022-03-01 14:34:28,657 INFO L78 Accepts]: Start accepts. Automaton has 16802 states and 54832 transitions. Word has length 87 [2022-03-01 14:34:28,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:28,657 INFO L470 AbstractCegarLoop]: Abstraction has 16802 states and 54832 transitions. [2022-03-01 14:34:28,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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) [2022-03-01 14:34:28,658 INFO L276 IsEmpty]: Start isEmpty. Operand 16802 states and 54832 transitions. [2022-03-01 14:34:28,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-01 14:34:28,688 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:28,688 INFO L514 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, 1] [2022-03-01 14:34:28,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-01 14:34:28,688 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:28,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:28,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1150900316, now seen corresponding path program 1 times [2022-03-01 14:34:28,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:28,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247301736] [2022-03-01 14:34:28,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:28,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:28,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:28,811 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:28,811 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247301736] [2022-03-01 14:34:28,812 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247301736] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:28,812 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:28,812 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 14:34:28,812 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88956365] [2022-03-01 14:34:28,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:28,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 14:34:28,812 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:28,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 14:34:28,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-03-01 14:34:28,813 INFO L87 Difference]: Start difference. First operand 16802 states and 54832 transitions. Second operand has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2022-03-01 14:34:29,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:29,162 INFO L93 Difference]: Finished difference Result 18709 states and 60621 transitions. [2022-03-01 14:34:29,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-01 14:34:29,163 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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 87 [2022-03-01 14:34:29,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:29,208 INFO L225 Difference]: With dead ends: 18709 [2022-03-01 14:34:29,208 INFO L226 Difference]: Without dead ends: 18709 [2022-03-01 14:34:29,208 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2022-03-01 14:34:29,209 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 544 mSDsluCounter, 1038 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 544 SdHoareTripleChecker+Valid, 1277 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:29,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [544 Valid, 1277 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 14:34:29,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18709 states. [2022-03-01 14:34:29,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18709 to 16712. [2022-03-01 14:34:29,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16712 states, 16710 states have (on average 3.2670257330939556) internal successors, (54592), 16711 states have internal predecessors, (54592), 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) [2022-03-01 14:34:29,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16712 states to 16712 states and 54592 transitions. [2022-03-01 14:34:29,689 INFO L78 Accepts]: Start accepts. Automaton has 16712 states and 54592 transitions. Word has length 87 [2022-03-01 14:34:29,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:29,689 INFO L470 AbstractCegarLoop]: Abstraction has 16712 states and 54592 transitions. [2022-03-01 14:34:29,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2022-03-01 14:34:29,689 INFO L276 IsEmpty]: Start isEmpty. Operand 16712 states and 54592 transitions. [2022-03-01 14:34:29,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-01 14:34:29,718 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:29,718 INFO L514 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, 1] [2022-03-01 14:34:29,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-01 14:34:29,718 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:29,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:29,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1964303902, now seen corresponding path program 2 times [2022-03-01 14:34:29,719 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:29,719 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362166015] [2022-03-01 14:34:29,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:29,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:29,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:29,857 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:29,857 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362166015] [2022-03-01 14:34:29,857 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362166015] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:29,857 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:29,857 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-01 14:34:29,857 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633504400] [2022-03-01 14:34:29,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:29,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-01 14:34:29,857 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:29,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-01 14:34:29,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-03-01 14:34:29,858 INFO L87 Difference]: Start difference. First operand 16712 states and 54592 transitions. Second operand has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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) [2022-03-01 14:34:30,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:30,196 INFO L93 Difference]: Finished difference Result 18891 states and 61138 transitions. [2022-03-01 14:34:30,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-01 14:34:30,196 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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 87 [2022-03-01 14:34:30,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:30,238 INFO L225 Difference]: With dead ends: 18891 [2022-03-01 14:34:30,238 INFO L226 Difference]: Without dead ends: 18891 [2022-03-01 14:34:30,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2022-03-01 14:34:30,239 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 633 mSDsluCounter, 976 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 1168 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:30,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [633 Valid, 1168 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 14:34:30,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18891 states. [2022-03-01 14:34:30,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18891 to 16997. [2022-03-01 14:34:30,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16997 states, 16995 states have (on average 3.254310091203295) internal successors, (55307), 16996 states have internal predecessors, (55307), 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) [2022-03-01 14:34:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16997 states to 16997 states and 55307 transitions. [2022-03-01 14:34:30,766 INFO L78 Accepts]: Start accepts. Automaton has 16997 states and 55307 transitions. Word has length 87 [2022-03-01 14:34:30,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:30,766 INFO L470 AbstractCegarLoop]: Abstraction has 16997 states and 55307 transitions. [2022-03-01 14:34:30,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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) [2022-03-01 14:34:30,766 INFO L276 IsEmpty]: Start isEmpty. Operand 16997 states and 55307 transitions. [2022-03-01 14:34:30,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-01 14:34:30,801 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:30,806 INFO L514 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, 1] [2022-03-01 14:34:30,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-01 14:34:30,806 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:30,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:30,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1766247902, now seen corresponding path program 2 times [2022-03-01 14:34:30,807 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:30,807 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13760542] [2022-03-01 14:34:30,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:30,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:31,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:31,006 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:31,006 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13760542] [2022-03-01 14:34:31,006 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13760542] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:31,006 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:31,006 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 14:34:31,006 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793551858] [2022-03-01 14:34:31,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:31,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 14:34:31,007 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:31,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 14:34:31,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-03-01 14:34:31,007 INFO L87 Difference]: Start difference. First operand 16997 states and 55307 transitions. Second operand has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2022-03-01 14:34:31,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:31,545 INFO L93 Difference]: Finished difference Result 18317 states and 59616 transitions. [2022-03-01 14:34:31,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-01 14:34:31,545 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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 87 [2022-03-01 14:34:31,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:31,595 INFO L225 Difference]: With dead ends: 18317 [2022-03-01 14:34:31,595 INFO L226 Difference]: Without dead ends: 18317 [2022-03-01 14:34:31,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2022-03-01 14:34:31,596 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 687 mSDsluCounter, 1521 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 1735 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:31,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1735 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 490 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 14:34:31,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18317 states. [2022-03-01 14:34:32,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18317 to 16036. [2022-03-01 14:34:32,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16036 states, 16034 states have (on average 3.260197081202445) internal successors, (52274), 16035 states have internal predecessors, (52274), 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) [2022-03-01 14:34:32,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16036 states to 16036 states and 52274 transitions. [2022-03-01 14:34:32,100 INFO L78 Accepts]: Start accepts. Automaton has 16036 states and 52274 transitions. Word has length 87 [2022-03-01 14:34:32,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:32,100 INFO L470 AbstractCegarLoop]: Abstraction has 16036 states and 52274 transitions. [2022-03-01 14:34:32,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2022-03-01 14:34:32,100 INFO L276 IsEmpty]: Start isEmpty. Operand 16036 states and 52274 transitions. [2022-03-01 14:34:32,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-01 14:34:32,130 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:32,130 INFO L514 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, 1] [2022-03-01 14:34:32,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-01 14:34:32,130 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:32,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:32,131 INFO L85 PathProgramCache]: Analyzing trace with hash 166944156, now seen corresponding path program 3 times [2022-03-01 14:34:32,131 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:32,131 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744244535] [2022-03-01 14:34:32,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:32,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:32,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:32,234 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:32,234 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744244535] [2022-03-01 14:34:32,234 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744244535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:32,234 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:32,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-01 14:34:32,235 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413308436] [2022-03-01 14:34:32,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:32,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-01 14:34:32,235 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:32,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-01 14:34:32,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-03-01 14:34:32,236 INFO L87 Difference]: Start difference. First operand 16036 states and 52274 transitions. Second operand has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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) [2022-03-01 14:34:32,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:32,536 INFO L93 Difference]: Finished difference Result 17639 states and 57239 transitions. [2022-03-01 14:34:32,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-01 14:34:32,537 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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 87 [2022-03-01 14:34:32,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:32,578 INFO L225 Difference]: With dead ends: 17639 [2022-03-01 14:34:32,578 INFO L226 Difference]: Without dead ends: 17363 [2022-03-01 14:34:32,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=193, Unknown=0, NotChecked=0, Total=272 [2022-03-01 14:34:32,579 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 761 mSDsluCounter, 1036 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 1192 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:32,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [761 Valid, 1192 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 14:34:32,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17363 states. [2022-03-01 14:34:32,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17363 to 15715. [2022-03-01 14:34:32,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15715 states, 15713 states have (on average 3.2538025838477695) internal successors, (51127), 15714 states have internal predecessors, (51127), 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) [2022-03-01 14:34:33,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15715 states to 15715 states and 51127 transitions. [2022-03-01 14:34:33,005 INFO L78 Accepts]: Start accepts. Automaton has 15715 states and 51127 transitions. Word has length 87 [2022-03-01 14:34:33,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:33,006 INFO L470 AbstractCegarLoop]: Abstraction has 15715 states and 51127 transitions. [2022-03-01 14:34:33,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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) [2022-03-01 14:34:33,006 INFO L276 IsEmpty]: Start isEmpty. Operand 15715 states and 51127 transitions. [2022-03-01 14:34:33,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-01 14:34:33,031 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:33,031 INFO L514 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, 1] [2022-03-01 14:34:33,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-01 14:34:33,031 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:33,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:33,031 INFO L85 PathProgramCache]: Analyzing trace with hash 365000156, now seen corresponding path program 3 times [2022-03-01 14:34:33,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:33,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258854393] [2022-03-01 14:34:33,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:33,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:33,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:33,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:33,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258854393] [2022-03-01 14:34:33,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258854393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:33,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:33,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 14:34:33,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242394888] [2022-03-01 14:34:33,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:33,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 14:34:33,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:33,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 14:34:33,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-03-01 14:34:33,133 INFO L87 Difference]: Start difference. First operand 15715 states and 51127 transitions. Second operand has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2022-03-01 14:34:33,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:33,468 INFO L93 Difference]: Finished difference Result 16912 states and 55153 transitions. [2022-03-01 14:34:33,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-01 14:34:33,469 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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 87 [2022-03-01 14:34:33,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:33,513 INFO L225 Difference]: With dead ends: 16912 [2022-03-01 14:34:33,513 INFO L226 Difference]: Without dead ends: 16912 [2022-03-01 14:34:33,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2022-03-01 14:34:33,514 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 702 mSDsluCounter, 1358 mSDsCounter, 0 mSdLazyCounter, 412 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 702 SdHoareTripleChecker+Valid, 1538 SdHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:33,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [702 Valid, 1538 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 412 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 14:34:33,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16912 states. [2022-03-01 14:34:33,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16912 to 15274. [2022-03-01 14:34:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15274 states, 15272 states have (on average 3.271935568360398) internal successors, (49969), 15273 states have internal predecessors, (49969), 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) [2022-03-01 14:34:33,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15274 states to 15274 states and 49969 transitions. [2022-03-01 14:34:33,919 INFO L78 Accepts]: Start accepts. Automaton has 15274 states and 49969 transitions. Word has length 87 [2022-03-01 14:34:33,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:33,920 INFO L470 AbstractCegarLoop]: Abstraction has 15274 states and 49969 transitions. [2022-03-01 14:34:33,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2022-03-01 14:34:33,920 INFO L276 IsEmpty]: Start isEmpty. Operand 15274 states and 49969 transitions. [2022-03-01 14:34:33,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 14:34:33,945 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:33,945 INFO L514 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, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:33,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-01 14:34:33,945 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:33,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:33,945 INFO L85 PathProgramCache]: Analyzing trace with hash 814105171, now seen corresponding path program 1 times [2022-03-01 14:34:33,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:33,945 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877024689] [2022-03-01 14:34:33,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:33,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:34,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:34,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:34,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877024689] [2022-03-01 14:34:34,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877024689] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:34,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:34,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-01 14:34:34,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111648271] [2022-03-01 14:34:34,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:34,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 14:34:34,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:34,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 14:34:34,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:34:34,009 INFO L87 Difference]: Start difference. First operand 15274 states and 49969 transitions. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:34,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:34,226 INFO L93 Difference]: Finished difference Result 16513 states and 54137 transitions. [2022-03-01 14:34:34,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 14:34:34,226 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-01 14:34:34,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:34,261 INFO L225 Difference]: With dead ends: 16513 [2022-03-01 14:34:34,261 INFO L226 Difference]: Without dead ends: 14989 [2022-03-01 14:34:34,262 INFO L932 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 [2022-03-01 14:34:34,262 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 580 mSDsluCounter, 738 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 907 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:34,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 907 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:34:34,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14989 states. [2022-03-01 14:34:34,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14989 to 13834. [2022-03-01 14:34:34,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13834 states, 13832 states have (on average 3.259543088490457) internal successors, (45086), 13833 states have internal predecessors, (45086), 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) [2022-03-01 14:34:34,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13834 states to 13834 states and 45086 transitions. [2022-03-01 14:34:34,647 INFO L78 Accepts]: Start accepts. Automaton has 13834 states and 45086 transitions. Word has length 92 [2022-03-01 14:34:34,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:34,647 INFO L470 AbstractCegarLoop]: Abstraction has 13834 states and 45086 transitions. [2022-03-01 14:34:34,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:34,648 INFO L276 IsEmpty]: Start isEmpty. Operand 13834 states and 45086 transitions. [2022-03-01 14:34:34,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 14:34:34,672 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:34,673 INFO L514 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, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:34,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-01 14:34:34,673 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:34,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:34,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1666994155, now seen corresponding path program 2 times [2022-03-01 14:34:34,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:34,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044436794] [2022-03-01 14:34:34,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:34,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:34,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:34,739 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:34,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044436794] [2022-03-01 14:34:34,740 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044436794] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:34,740 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:34,740 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-01 14:34:34,740 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727847775] [2022-03-01 14:34:34,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:34,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 14:34:34,741 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:34,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 14:34:34,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:34:34,741 INFO L87 Difference]: Start difference. First operand 13834 states and 45086 transitions. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:34,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:34,957 INFO L93 Difference]: Finished difference Result 15885 states and 51555 transitions. [2022-03-01 14:34:34,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-01 14:34:34,957 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-01 14:34:34,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:34,989 INFO L225 Difference]: With dead ends: 15885 [2022-03-01 14:34:34,989 INFO L226 Difference]: Without dead ends: 13925 [2022-03-01 14:34:34,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2022-03-01 14:34:34,990 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 604 mSDsluCounter, 747 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 923 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:34,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [604 Valid, 923 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:34:35,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13925 states. [2022-03-01 14:34:35,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13925 to 13242. [2022-03-01 14:34:35,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13242 states, 13240 states have (on average 3.258987915407855) internal successors, (43149), 13241 states have internal predecessors, (43149), 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) [2022-03-01 14:34:35,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13242 states to 13242 states and 43149 transitions. [2022-03-01 14:34:35,240 INFO L78 Accepts]: Start accepts. Automaton has 13242 states and 43149 transitions. Word has length 92 [2022-03-01 14:34:35,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:35,241 INFO L470 AbstractCegarLoop]: Abstraction has 13242 states and 43149 transitions. [2022-03-01 14:34:35,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:35,241 INFO L276 IsEmpty]: Start isEmpty. Operand 13242 states and 43149 transitions. [2022-03-01 14:34:35,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 14:34:35,378 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:35,378 INFO L514 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, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:35,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-01 14:34:35,379 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:35,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:35,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1677033629, now seen corresponding path program 3 times [2022-03-01 14:34:35,379 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:35,379 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840001071] [2022-03-01 14:34:35,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:35,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:35,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:35,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:35,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840001071] [2022-03-01 14:34:35,412 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840001071] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:35,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:35,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-01 14:34:35,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757272301] [2022-03-01 14:34:35,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:35,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-01 14:34:35,413 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:35,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-01 14:34:35,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-01 14:34:35,414 INFO L87 Difference]: Start difference. First operand 13242 states and 43149 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:35,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:35,507 INFO L93 Difference]: Finished difference Result 13710 states and 44377 transitions. [2022-03-01 14:34:35,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-01 14:34:35,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-01 14:34:35,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:35,538 INFO L225 Difference]: With dead ends: 13710 [2022-03-01 14:34:35,538 INFO L226 Difference]: Without dead ends: 13670 [2022-03-01 14:34:35,538 INFO L932 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 [2022-03-01 14:34:35,539 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 104 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:35,539 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [104 Valid, 435 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 14:34:35,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13670 states. [2022-03-01 14:34:35,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13670 to 13282. [2022-03-01 14:34:35,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13282 states, 13280 states have (on average 3.2574548192771084) internal successors, (43259), 13281 states have internal predecessors, (43259), 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) [2022-03-01 14:34:35,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13282 states to 13282 states and 43259 transitions. [2022-03-01 14:34:35,763 INFO L78 Accepts]: Start accepts. Automaton has 13282 states and 43259 transitions. Word has length 92 [2022-03-01 14:34:35,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:35,764 INFO L470 AbstractCegarLoop]: Abstraction has 13282 states and 43259 transitions. [2022-03-01 14:34:35,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:35,764 INFO L276 IsEmpty]: Start isEmpty. Operand 13282 states and 43259 transitions. [2022-03-01 14:34:35,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 14:34:35,785 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:35,785 INFO L514 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, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:35,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-01 14:34:35,786 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:35,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:35,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1159886597, now seen corresponding path program 4 times [2022-03-01 14:34:35,786 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:35,786 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130268697] [2022-03-01 14:34:35,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:35,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:35,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:35,856 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:35,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130268697] [2022-03-01 14:34:35,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130268697] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:35,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:35,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-01 14:34:35,857 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753400789] [2022-03-01 14:34:35,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:35,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 14:34:35,857 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:35,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 14:34:35,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:34:35,858 INFO L87 Difference]: Start difference. First operand 13282 states and 43259 transitions. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:36,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:36,027 INFO L93 Difference]: Finished difference Result 13965 states and 45119 transitions. [2022-03-01 14:34:36,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-01 14:34:36,028 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-01 14:34:36,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:36,061 INFO L225 Difference]: With dead ends: 13965 [2022-03-01 14:34:36,061 INFO L226 Difference]: Without dead ends: 13685 [2022-03-01 14:34:36,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-03-01 14:34:36,062 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 593 mSDsluCounter, 655 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 593 SdHoareTripleChecker+Valid, 801 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:36,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [593 Valid, 801 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:34:36,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13685 states. [2022-03-01 14:34:36,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13685 to 13258. [2022-03-01 14:34:36,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13258 states, 13256 states have (on average 3.2583735666867835) internal successors, (43193), 13257 states have internal predecessors, (43193), 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) [2022-03-01 14:34:36,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13258 states to 13258 states and 43193 transitions. [2022-03-01 14:34:36,379 INFO L78 Accepts]: Start accepts. Automaton has 13258 states and 43193 transitions. Word has length 92 [2022-03-01 14:34:36,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:36,379 INFO L470 AbstractCegarLoop]: Abstraction has 13258 states and 43193 transitions. [2022-03-01 14:34:36,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:36,380 INFO L276 IsEmpty]: Start isEmpty. Operand 13258 states and 43193 transitions. [2022-03-01 14:34:36,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 14:34:36,401 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:36,401 INFO L514 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, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:36,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-01 14:34:36,402 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:36,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:36,402 INFO L85 PathProgramCache]: Analyzing trace with hash 493196429, now seen corresponding path program 5 times [2022-03-01 14:34:36,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:36,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279299098] [2022-03-01 14:34:36,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:36,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:36,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:36,474 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:36,474 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279299098] [2022-03-01 14:34:36,474 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279299098] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:36,474 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:36,474 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-01 14:34:36,474 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78469846] [2022-03-01 14:34:36,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:36,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 14:34:36,475 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:36,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 14:34:36,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:34:36,475 INFO L87 Difference]: Start difference. First operand 13258 states and 43193 transitions. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:36,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:36,661 INFO L93 Difference]: Finished difference Result 13757 states and 44519 transitions. [2022-03-01 14:34:36,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-03-01 14:34:36,661 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-01 14:34:36,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:36,696 INFO L225 Difference]: With dead ends: 13757 [2022-03-01 14:34:36,697 INFO L226 Difference]: Without dead ends: 13449 [2022-03-01 14:34:36,697 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2022-03-01 14:34:36,698 INFO L933 BasicCegarLoop]: 202 mSDtfsCounter, 480 mSDsluCounter, 734 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:36,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 887 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:34:36,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13449 states. [2022-03-01 14:34:36,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13449 to 12046. [2022-03-01 14:34:36,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12046 states, 12044 states have (on average 3.2459315841912986) internal successors, (39094), 12045 states have internal predecessors, (39094), 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) [2022-03-01 14:34:37,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12046 states to 12046 states and 39094 transitions. [2022-03-01 14:34:37,048 INFO L78 Accepts]: Start accepts. Automaton has 12046 states and 39094 transitions. Word has length 92 [2022-03-01 14:34:37,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:37,048 INFO L470 AbstractCegarLoop]: Abstraction has 12046 states and 39094 transitions. [2022-03-01 14:34:37,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 14:34:37,048 INFO L276 IsEmpty]: Start isEmpty. Operand 12046 states and 39094 transitions. [2022-03-01 14:34:37,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-03-01 14:34:37,065 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:37,065 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:37,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-01 14:34:37,066 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:37,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:37,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1167048635, now seen corresponding path program 1 times [2022-03-01 14:34:37,066 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:37,066 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068797281] [2022-03-01 14:34:37,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:37,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:37,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:37,120 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:37,120 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068797281] [2022-03-01 14:34:37,120 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068797281] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:37,120 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:37,120 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-01 14:34:37,120 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022241374] [2022-03-01 14:34:37,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:37,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 14:34:37,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:37,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 14:34:37,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:34:37,121 INFO L87 Difference]: Start difference. First operand 12046 states and 39094 transitions. Second operand has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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) [2022-03-01 14:34:37,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:37,296 INFO L93 Difference]: Finished difference Result 13123 states and 42606 transitions. [2022-03-01 14:34:37,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 14:34:37,296 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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 95 [2022-03-01 14:34:37,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:37,321 INFO L225 Difference]: With dead ends: 13123 [2022-03-01 14:34:37,321 INFO L226 Difference]: Without dead ends: 11263 [2022-03-01 14:34:37,321 INFO L932 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 [2022-03-01 14:34:37,321 INFO L933 BasicCegarLoop]: 204 mSDtfsCounter, 561 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 816 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:37,322 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [561 Valid, 816 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:34:37,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11263 states. [2022-03-01 14:34:37,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11263 to 10291. [2022-03-01 14:34:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10291 states, 10289 states have (on average 3.242783555253183) internal successors, (33365), 10290 states have internal predecessors, (33365), 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) [2022-03-01 14:34:37,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10291 states to 10291 states and 33365 transitions. [2022-03-01 14:34:37,521 INFO L78 Accepts]: Start accepts. Automaton has 10291 states and 33365 transitions. Word has length 95 [2022-03-01 14:34:37,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:37,521 INFO L470 AbstractCegarLoop]: Abstraction has 10291 states and 33365 transitions. [2022-03-01 14:34:37,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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) [2022-03-01 14:34:37,521 INFO L276 IsEmpty]: Start isEmpty. Operand 10291 states and 33365 transitions. [2022-03-01 14:34:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-03-01 14:34:37,537 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:37,538 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:37,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-01 14:34:37,538 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:37,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:37,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1757089793, now seen corresponding path program 2 times [2022-03-01 14:34:37,538 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:37,538 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589319393] [2022-03-01 14:34:37,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:37,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:37,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:37,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:37,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589319393] [2022-03-01 14:34:37,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589319393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:37,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:37,594 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-01 14:34:37,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150761182] [2022-03-01 14:34:37,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:37,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 14:34:37,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:37,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 14:34:37,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:34:37,595 INFO L87 Difference]: Start difference. First operand 10291 states and 33365 transitions. Second operand has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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) [2022-03-01 14:34:37,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:37,769 INFO L93 Difference]: Finished difference Result 12180 states and 39178 transitions. [2022-03-01 14:34:37,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 14:34:37,769 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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 95 [2022-03-01 14:34:37,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:37,791 INFO L225 Difference]: With dead ends: 12180 [2022-03-01 14:34:37,791 INFO L226 Difference]: Without dead ends: 9701 [2022-03-01 14:34:37,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2022-03-01 14:34:37,792 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 410 mSDsluCounter, 814 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 953 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:37,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [410 Valid, 953 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:34:37,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9701 states. [2022-03-01 14:34:38,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9701 to 9301. [2022-03-01 14:34:38,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9301 states, 9299 states have (on average 3.2220668889127864) internal successors, (29962), 9300 states have internal predecessors, (29962), 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) [2022-03-01 14:34:38,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9301 states to 9301 states and 29962 transitions. [2022-03-01 14:34:38,059 INFO L78 Accepts]: Start accepts. Automaton has 9301 states and 29962 transitions. Word has length 95 [2022-03-01 14:34:38,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:38,059 INFO L470 AbstractCegarLoop]: Abstraction has 9301 states and 29962 transitions. [2022-03-01 14:34:38,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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) [2022-03-01 14:34:38,059 INFO L276 IsEmpty]: Start isEmpty. Operand 9301 states and 29962 transitions. [2022-03-01 14:34:38,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-03-01 14:34:38,074 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:38,074 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:38,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-01 14:34:38,074 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:38,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:38,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1290358573, now seen corresponding path program 3 times [2022-03-01 14:34:38,074 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:38,075 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211443847] [2022-03-01 14:34:38,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:38,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:38,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:38,135 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:38,135 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211443847] [2022-03-01 14:34:38,135 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211443847] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:38,135 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:38,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-01 14:34:38,136 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936314468] [2022-03-01 14:34:38,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:38,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 14:34:38,136 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:38,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 14:34:38,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:34:38,136 INFO L87 Difference]: Start difference. First operand 9301 states and 29962 transitions. Second operand has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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) [2022-03-01 14:34:38,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:38,258 INFO L93 Difference]: Finished difference Result 9990 states and 31826 transitions. [2022-03-01 14:34:38,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-01 14:34:38,259 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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 95 [2022-03-01 14:34:38,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:38,280 INFO L225 Difference]: With dead ends: 9990 [2022-03-01 14:34:38,280 INFO L226 Difference]: Without dead ends: 9689 [2022-03-01 14:34:38,280 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-03-01 14:34:38,281 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 484 mSDsluCounter, 531 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:38,281 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [484 Valid, 676 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:34:38,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9689 states. [2022-03-01 14:34:38,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9689 to 9277. [2022-03-01 14:34:38,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9277 states, 9275 states have (on average 3.223288409703504) internal successors, (29896), 9276 states have internal predecessors, (29896), 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) [2022-03-01 14:34:38,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9277 states to 9277 states and 29896 transitions. [2022-03-01 14:34:38,442 INFO L78 Accepts]: Start accepts. Automaton has 9277 states and 29896 transitions. Word has length 95 [2022-03-01 14:34:38,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:38,442 INFO L470 AbstractCegarLoop]: Abstraction has 9277 states and 29896 transitions. [2022-03-01 14:34:38,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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) [2022-03-01 14:34:38,442 INFO L276 IsEmpty]: Start isEmpty. Operand 9277 states and 29896 transitions. [2022-03-01 14:34:38,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-03-01 14:34:38,457 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:38,457 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:38,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-01 14:34:38,457 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:38,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:38,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1439739145, now seen corresponding path program 4 times [2022-03-01 14:34:38,458 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:38,458 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109115380] [2022-03-01 14:34:38,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:38,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:38,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:38,498 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:38,498 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109115380] [2022-03-01 14:34:38,498 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109115380] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:38,498 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:38,498 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-01 14:34:38,499 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744494300] [2022-03-01 14:34:38,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:38,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-01 14:34:38,499 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:38,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-01 14:34:38,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-01 14:34:38,500 INFO L87 Difference]: Start difference. First operand 9277 states and 29896 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 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) [2022-03-01 14:34:38,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:38,572 INFO L93 Difference]: Finished difference Result 9820 states and 31289 transitions. [2022-03-01 14:34:38,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-01 14:34:38,572 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 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 95 [2022-03-01 14:34:38,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:38,591 INFO L225 Difference]: With dead ends: 9820 [2022-03-01 14:34:38,592 INFO L226 Difference]: Without dead ends: 9780 [2022-03-01 14:34:38,592 INFO L932 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 [2022-03-01 14:34:38,592 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 104 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:38,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [104 Valid, 418 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 14:34:38,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9780 states. [2022-03-01 14:34:38,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9780 to 9317. [2022-03-01 14:34:38,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9317 states, 9315 states have (on average 3.221256038647343) internal successors, (30006), 9316 states have internal predecessors, (30006), 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) [2022-03-01 14:34:38,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9317 states to 9317 states and 30006 transitions. [2022-03-01 14:34:38,788 INFO L78 Accepts]: Start accepts. Automaton has 9317 states and 30006 transitions. Word has length 95 [2022-03-01 14:34:38,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:38,789 INFO L470 AbstractCegarLoop]: Abstraction has 9317 states and 30006 transitions. [2022-03-01 14:34:38,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 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) [2022-03-01 14:34:38,789 INFO L276 IsEmpty]: Start isEmpty. Operand 9317 states and 30006 transitions. [2022-03-01 14:34:38,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-03-01 14:34:38,803 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:38,803 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:38,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-01 14:34:38,804 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:38,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:38,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1395098901, now seen corresponding path program 5 times [2022-03-01 14:34:38,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:38,804 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248763619] [2022-03-01 14:34:38,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:38,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:38,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:38,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248763619] [2022-03-01 14:34:38,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248763619] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:38,876 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:38,876 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-01 14:34:38,876 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425134991] [2022-03-01 14:34:38,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:38,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 14:34:38,877 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:38,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 14:34:38,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:34:38,877 INFO L87 Difference]: Start difference. First operand 9317 states and 30006 transitions. Second operand has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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) [2022-03-01 14:34:39,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:39,027 INFO L93 Difference]: Finished difference Result 9816 states and 31324 transitions. [2022-03-01 14:34:39,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-01 14:34:39,027 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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 95 [2022-03-01 14:34:39,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:39,046 INFO L225 Difference]: With dead ends: 9816 [2022-03-01 14:34:39,046 INFO L226 Difference]: Without dead ends: 9487 [2022-03-01 14:34:39,046 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2022-03-01 14:34:39,047 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 396 mSDsluCounter, 659 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 807 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:39,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [396 Valid, 807 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:34:39,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9487 states. [2022-03-01 14:34:39,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9487 to 8087. [2022-03-01 14:34:39,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8087 states, 8085 states have (on average 3.2147186147186146) internal successors, (25991), 8086 states have internal predecessors, (25991), 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) [2022-03-01 14:34:39,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8087 states to 8087 states and 25991 transitions. [2022-03-01 14:34:39,177 INFO L78 Accepts]: Start accepts. Automaton has 8087 states and 25991 transitions. Word has length 95 [2022-03-01 14:34:39,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:39,177 INFO L470 AbstractCegarLoop]: Abstraction has 8087 states and 25991 transitions. [2022-03-01 14:34:39,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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) [2022-03-01 14:34:39,177 INFO L276 IsEmpty]: Start isEmpty. Operand 8087 states and 25991 transitions. [2022-03-01 14:34:39,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-03-01 14:34:39,190 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:39,190 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:39,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-01 14:34:39,190 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:39,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:39,190 INFO L85 PathProgramCache]: Analyzing trace with hash -1993909214, now seen corresponding path program 1 times [2022-03-01 14:34:39,190 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:39,190 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391900177] [2022-03-01 14:34:39,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:39,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:39,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:39,246 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:39,246 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391900177] [2022-03-01 14:34:39,246 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391900177] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:39,246 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:39,247 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-01 14:34:39,247 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661542130] [2022-03-01 14:34:39,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:39,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 14:34:39,247 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:39,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 14:34:39,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:34:39,247 INFO L87 Difference]: Start difference. First operand 8087 states and 25991 transitions. Second operand has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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) [2022-03-01 14:34:39,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:39,351 INFO L93 Difference]: Finished difference Result 8039 states and 25906 transitions. [2022-03-01 14:34:39,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 14:34:39,351 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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 95 [2022-03-01 14:34:39,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:39,363 INFO L225 Difference]: With dead ends: 8039 [2022-03-01 14:34:39,363 INFO L226 Difference]: Without dead ends: 5615 [2022-03-01 14:34:39,363 INFO L932 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 [2022-03-01 14:34:39,363 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 177 mSDsluCounter, 814 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 972 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:39,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [177 Valid, 972 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 14:34:39,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5615 states. [2022-03-01 14:34:39,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5615 to 5615. [2022-03-01 14:34:39,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5615 states, 5614 states have (on average 3.2650516565728536) internal successors, (18330), 5614 states have internal predecessors, (18330), 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) [2022-03-01 14:34:39,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5615 states to 5615 states and 18330 transitions. [2022-03-01 14:34:39,449 INFO L78 Accepts]: Start accepts. Automaton has 5615 states and 18330 transitions. Word has length 95 [2022-03-01 14:34:39,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:39,449 INFO L470 AbstractCegarLoop]: Abstraction has 5615 states and 18330 transitions. [2022-03-01 14:34:39,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 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) [2022-03-01 14:34:39,449 INFO L276 IsEmpty]: Start isEmpty. Operand 5615 states and 18330 transitions. [2022-03-01 14:34:39,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 14:34:39,458 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 14:34:39,458 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:39,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-01 14:34:39,459 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION === [qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION, qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-03-01 14:34:39,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 14:34:39,459 INFO L85 PathProgramCache]: Analyzing trace with hash 983906481, now seen corresponding path program 1 times [2022-03-01 14:34:39,459 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 14:34:39,459 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373307569] [2022-03-01 14:34:39,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 14:34:39,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 14:34:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 14:34:39,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 14:34:39,515 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 14:34:39,515 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373307569] [2022-03-01 14:34:39,515 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373307569] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 14:34:39,515 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 14:34:39,515 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-01 14:34:39,515 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339554117] [2022-03-01 14:34:39,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 14:34:39,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 14:34:39,515 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 14:34:39,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 14:34:39,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-03-01 14:34:39,516 INFO L87 Difference]: Start difference. First operand 5615 states and 18330 transitions. Second operand has 8 states, 8 states have (on average 12.25) internal successors, (98), 8 states have internal predecessors, (98), 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) [2022-03-01 14:34:39,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 14:34:39,603 INFO L93 Difference]: Finished difference Result 5507 states and 18107 transitions. [2022-03-01 14:34:39,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 14:34:39,604 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 8 states have internal predecessors, (98), 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 98 [2022-03-01 14:34:39,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 14:34:39,619 INFO L225 Difference]: With dead ends: 5507 [2022-03-01 14:34:39,619 INFO L226 Difference]: Without dead ends: 0 [2022-03-01 14:34:39,619 INFO L932 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 [2022-03-01 14:34:39,620 INFO L933 BasicCegarLoop]: 154 mSDtfsCounter, 122 mSDsluCounter, 566 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 699 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 14:34:39,620 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 699 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 14:34:39,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-01 14:34:39,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-01 14:34:39,620 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) [2022-03-01 14:34:39,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-01 14:34:39,621 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2022-03-01 14:34:39,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 14:34:39,621 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-01 14:34:39,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 8 states have internal predecessors, (98), 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) [2022-03-01 14:34:39,621 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-01 14:34:39,621 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-01 14:34:39,623 INFO L764 garLoopResultBuilder]: Registering result SAFE for location qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-03-01 14:34:39,623 INFO L764 garLoopResultBuilder]: Registering result SAFE for location qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-03-01 14:34:39,624 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2022-03-01 14:34:39,627 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2022-03-01 14:34:39,627 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining) [2022-03-01 14:34:39,627 INFO L764 garLoopResultBuilder]: Registering result SAFE for location qrcu_updaterErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2022-03-01 14:34:39,627 INFO L764 garLoopResultBuilder]: Registering result SAFE for location qrcu_updaterErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-03-01 14:34:39,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-01 14:34:39,630 INFO L732 BasicCegarLoop]: Path program histogram: [5, 5, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 14:34:39,633 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 14:34:39,634 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 14:34:39,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 02:34:39 BasicIcfg [2022-03-01 14:34:39,638 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 14:34:39,638 INFO L158 Benchmark]: Toolchain (without parser) took 67349.22ms. Allocated memory was 190.8MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 138.6MB in the beginning and 6.2GB in the end (delta: -6.1GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2022-03-01 14:34:39,638 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 190.8MB. Free memory is still 156.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 14:34:39,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.92ms. Allocated memory is still 190.8MB. Free memory was 138.4MB in the beginning and 155.0MB in the end (delta: -16.6MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-03-01 14:34:39,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.74ms. Allocated memory is still 190.8MB. Free memory was 155.0MB in the beginning and 151.9MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-01 14:34:39,645 INFO L158 Benchmark]: Boogie Preprocessor took 19.83ms. Allocated memory is still 190.8MB. Free memory was 151.9MB in the beginning and 150.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-01 14:34:39,645 INFO L158 Benchmark]: RCFGBuilder took 637.13ms. Allocated memory is still 190.8MB. Free memory was 150.3MB in the beginning and 116.2MB in the end (delta: 34.1MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2022-03-01 14:34:39,647 INFO L158 Benchmark]: TraceAbstraction took 66235.69ms. Allocated memory was 190.8MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 115.7MB in the beginning and 6.2GB in the end (delta: -6.1GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2022-03-01 14:34:39,647 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 190.8MB. Free memory is still 156.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 401.92ms. Allocated memory is still 190.8MB. Free memory was 138.4MB in the beginning and 155.0MB in the end (delta: -16.6MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.74ms. Allocated memory is still 190.8MB. Free memory was 155.0MB in the beginning and 151.9MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 19.83ms. Allocated memory is still 190.8MB. Free memory was 151.9MB in the beginning and 150.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 637.13ms. Allocated memory is still 190.8MB. Free memory was 150.3MB in the beginning and 116.2MB in the end (delta: 34.1MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * TraceAbstraction took 66235.69ms. Allocated memory was 190.8MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 115.7MB in the beginning and 6.2GB in the end (delta: -6.1GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 712]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 719]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 269 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 66.1s, OverallIterations: 34, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 2.3s, AutomataDifference: 23.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.5s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13880 SdHoareTripleChecker+Valid, 4.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13880 mSDsluCounter, 31122 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25088 mSDsCounter, 619 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7625 IncrementalHoareTripleChecker+Invalid, 8244 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 619 mSolverCounterUnsat, 7753 mSDtfsCounter, 7625 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 418 GetRequests, 81 SyntacticMatches, 6 SemanticMatches, 331 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 674 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106563occurred in iteration=4, InterpolantAutomatonStates: 321, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 35.0s AutomataMinimizationTime, 34 MinimizatonAttempts, 66481 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2864 NumberOfCodeBlocks, 2864 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 2830 ConstructedInterpolants, 0 QuantifiedInterpolants, 15549 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 34 InterpolantComputations, 34 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 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-03-01 14:34:39,676 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...