/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-MCRwithDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-20 01:13:48,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 01:13:48,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 01:13:48,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 01:13:48,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 01:13:48,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 01:13:48,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 01:13:48,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 01:13:48,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 01:13:48,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 01:13:48,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 01:13:48,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 01:13:48,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 01:13:48,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 01:13:48,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 01:13:48,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 01:13:48,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 01:13:48,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 01:13:48,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 01:13:48,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 01:13:48,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 01:13:48,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 01:13:48,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 01:13:48,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 01:13:48,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 01:13:48,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 01:13:48,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 01:13:48,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 01:13:48,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 01:13:48,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 01:13:48,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 01:13:48,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 01:13:48,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 01:13:48,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 01:13:48,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 01:13:48,700 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 01:13:48,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 01:13:48,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 01:13:48,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 01:13:48,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 01:13:48,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 01:13:48,702 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-MCRwithDepranks-Lazy.epf [2022-02-20 01:13:48,722 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 01:13:48,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 01:13:48,723 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 01:13:48,723 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 01:13:48,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 01:13:48,727 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 01:13:48,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 01:13:48,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 01:13:48,728 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 01:13:48,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 01:13:48,728 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 01:13:48,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 01:13:48,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 01:13:48,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 01:13:48,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 01:13:48,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 01:13:48,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 01:13:48,729 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 01:13:48,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 01:13:48,729 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 01:13:48,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 01:13:48,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 01:13:48,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 01:13:48,730 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-20 01:13:48,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 01:13:48,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 01:13:48,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 01:13:48,730 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-20 01:13:48,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 01:13:48,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 01:13:48,730 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 01:13:48,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 01:13:48,731 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 01:13:48,731 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-20 01:13:48,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 01:13:48,731 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-20 01:13:48,731 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-20 01:13:48,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 01:13:48,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 01:13:48,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 01:13:48,927 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 01:13:48,927 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 01:13:48,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2022-02-20 01:13:48,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f239fa1/d7c8c491847343d888c2372644aa8157/FLAG165490c26 [2022-02-20 01:13:49,420 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 01:13:49,420 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2022-02-20 01:13:49,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f239fa1/d7c8c491847343d888c2372644aa8157/FLAG165490c26 [2022-02-20 01:13:49,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f239fa1/d7c8c491847343d888c2372644aa8157 [2022-02-20 01:13:49,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 01:13:49,461 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-20 01:13:49,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 01:13:49,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 01:13:49,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 01:13:49,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@144f2745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49, skipping insertion in model container [2022-02-20 01:13:49,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 01:13:49,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 01:13:49,634 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-20 01:13:49,777 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-divine/ring_1w1r-1.i[39095,39108] [2022-02-20 01:13:49,781 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-divine/ring_1w1r-1.i[39180,39193] [2022-02-20 01:13:49,782 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-divine/ring_1w1r-1.i[39232,39245] [2022-02-20 01:13:49,787 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-divine/ring_1w1r-1.i[39641,39654] [2022-02-20 01:13:49,788 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-divine/ring_1w1r-1.i[39726,39739] [2022-02-20 01:13:49,790 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-divine/ring_1w1r-1.i[39778,39791] [2022-02-20 01:13:49,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 01:13:49,802 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 01:13:49,815 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-20 01:13:49,839 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-divine/ring_1w1r-1.i[39095,39108] [2022-02-20 01:13:49,846 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-divine/ring_1w1r-1.i[39180,39193] [2022-02-20 01:13:49,847 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-divine/ring_1w1r-1.i[39232,39245] [2022-02-20 01:13:49,848 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-divine/ring_1w1r-1.i[39641,39654] [2022-02-20 01:13:49,849 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-divine/ring_1w1r-1.i[39726,39739] [2022-02-20 01:13:49,849 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-divine/ring_1w1r-1.i[39778,39791] [2022-02-20 01:13:49,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 01:13:49,882 INFO L208 MainTranslator]: Completed translation [2022-02-20 01:13:49,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49 WrapperNode [2022-02-20 01:13:49,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 01:13:49,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 01:13:49,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 01:13:49,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 01:13:49,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,945 INFO L137 Inliner]: procedures = 225, calls = 43, calls flagged for inlining = 10, calls inlined = 7, statements flattened = 113 [2022-02-20 01:13:49,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 01:13:49,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 01:13:49,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 01:13:49,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 01:13:49,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 01:13:49,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 01:13:49,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 01:13:49,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 01:13:49,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49" (1/1) ... [2022-02-20 01:13:49,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 01:13:50,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:13:50,012 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) [2022-02-20 01:13:50,028 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 [2022-02-20 01:13:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 01:13:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 01:13:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 01:13:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 01:13:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 01:13:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 01:13:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2022-02-20 01:13:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2022-02-20 01:13:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 01:13:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 01:13:50,057 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 01:13:50,171 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 01:13:50,172 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 01:13:50,399 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 01:13:50,406 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 01:13:50,406 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-02-20 01:13:50,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 01:13:50 BoogieIcfgContainer [2022-02-20 01:13:50,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 01:13:50,409 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 01:13:50,409 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 01:13:50,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 01:13:50,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 01:13:49" (1/3) ... [2022-02-20 01:13:50,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e8c52d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 01:13:50, skipping insertion in model container [2022-02-20 01:13:50,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:13:49" (2/3) ... [2022-02-20 01:13:50,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e8c52d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 01:13:50, skipping insertion in model container [2022-02-20 01:13:50,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 01:13:50" (3/3) ... [2022-02-20 01:13:50,416 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2022-02-20 01:13:50,419 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 01:13:50,419 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 01:13:50,419 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-02-20 01:13:50,419 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 01:13:50,470 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,470 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,470 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,470 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,471 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,471 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,472 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,472 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,472 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,472 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,473 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,473 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,473 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,473 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,473 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,473 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,474 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,474 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,474 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,475 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,475 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,475 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,476 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,476 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,476 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,477 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,477 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,477 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,477 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,477 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,477 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,477 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,477 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,478 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,478 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,478 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,478 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,478 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,479 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,479 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,479 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,479 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,479 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,479 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,479 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,480 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,480 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,480 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,480 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,480 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,480 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,480 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,480 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,481 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,481 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,481 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,481 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,481 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,481 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,481 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,481 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,481 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,481 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,482 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,482 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,482 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,482 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,482 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,482 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,482 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,483 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,483 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,483 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,483 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,483 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,484 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,484 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,485 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,486 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,486 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,487 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,487 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,487 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,487 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,487 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,487 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,487 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,487 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,487 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,487 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,488 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,488 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,488 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,488 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,488 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,488 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,488 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,488 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,489 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,489 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,490 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,490 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,490 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,490 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,490 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,490 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,490 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,490 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,490 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,491 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,491 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,491 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,492 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,492 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,492 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,492 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,492 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,492 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,492 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,492 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,492 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,493 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,493 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,493 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,493 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,493 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,493 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,493 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,493 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,493 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,493 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,493 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,494 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,494 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,494 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,494 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,494 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,494 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,494 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,494 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,494 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,494 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,494 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,496 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,497 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,497 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,498 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,498 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,498 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,499 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,499 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,500 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,500 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,500 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,500 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,500 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,500 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,501 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,501 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,501 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,501 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,501 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,501 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,501 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,501 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,501 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,501 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,502 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,504 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,504 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,504 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,504 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,504 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,504 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,504 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,504 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,505 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,505 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,505 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,505 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,505 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,505 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,505 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,505 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,506 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,506 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,506 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,506 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,507 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,507 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,507 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,507 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,507 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,507 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,507 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,507 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,512 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,513 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,513 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,513 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,513 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,513 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,513 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,513 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,514 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,514 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,514 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,515 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,519 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,520 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,520 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,520 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,520 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,520 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,520 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,521 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,521 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,521 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,521 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,521 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,521 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,521 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,521 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,522 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:13:50,525 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-20 01:13:50,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 01:13:50,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:13:50,559 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-20 01:13:50,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-20 01:13:50,578 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 01:13:50,582 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=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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 [2022-02-20 01:13:50,583 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-02-20 01:13:50,652 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 76 transitions and produced 77 states. [2022-02-20 01:13:50,654 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 01:13:50,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:13:50,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1223299046, now seen corresponding path program 1 times [2022-02-20 01:13:50,665 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:13:50,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712957911] [2022-02-20 01:13:50,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:13:50,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:13:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:13:50,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 01:13:50,815 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:13:50,815 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712957911] [2022-02-20 01:13:50,816 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712957911] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:13:50,816 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:13:50,816 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 01:13:50,817 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57090528] [2022-02-20 01:13:50,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:13:50,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 01:13:50,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:13:50,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 01:13:50,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 01:13:50,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:50,837 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:13:50,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 01:13:50,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:50,851 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 76 transitions and produced 77 states. [2022-02-20 01:13:50,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:50,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 01:13:50,853 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 01:13:50,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:13:50,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1728856710, now seen corresponding path program 1 times [2022-02-20 01:13:50,853 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:13:50,854 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186863245] [2022-02-20 01:13:50,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:13:50,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:13:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:13:50,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 01:13:50,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:13:50,933 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186863245] [2022-02-20 01:13:50,933 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186863245] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:13:50,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:13:50,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 01:13:50,934 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123790256] [2022-02-20 01:13:50,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:13:50,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 01:13:50,935 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:13:50,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 01:13:50,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 01:13:50,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:50,936 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:13:50,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 01:13:50,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:50,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:50,970 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 122 transitions and produced 123 states. [2022-02-20 01:13:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:50,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 01:13:50,971 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 01:13:50,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:13:50,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1108300043, now seen corresponding path program 1 times [2022-02-20 01:13:50,972 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:13:50,972 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538768426] [2022-02-20 01:13:50,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:13:50,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:13:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:13:51,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 01:13:51,084 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:13:51,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538768426] [2022-02-20 01:13:51,084 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538768426] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:13:51,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [239561156] [2022-02-20 01:13:51,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:13:51,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:13:51,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:13:51,086 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:13:51,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-20 01:13:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:13:51,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 2 conjunts are in the unsatisfiable core [2022-02-20 01:13:51,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:13:51,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 01:13:51,295 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 01:13:51,295 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [239561156] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:13:51,295 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-20 01:13:51,295 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-02-20 01:13:51,295 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042024000] [2022-02-20 01:13:51,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:13:51,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 01:13:51,296 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:13:51,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 01:13:51,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-02-20 01:13:51,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:51,297 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:13:51,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 01:13:51,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:51,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:51,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:51,347 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 141 transitions and produced 142 states. [2022-02-20 01:13:51,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:51,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:51,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:51,377 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-02-20 01:13:51,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-02-20 01:13:51,578 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 01:13:51,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:13:51,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1538933820, now seen corresponding path program 1 times [2022-02-20 01:13:51,579 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:13:51,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405421942] [2022-02-20 01:13:51,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:13:51,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:13:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:13:51,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 01:13:51,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:13:51,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405421942] [2022-02-20 01:13:51,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405421942] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:13:51,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1845084846] [2022-02-20 01:13:51,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:13:51,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:13:51,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:13:51,677 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:13:51,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-20 01:13:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:13:51,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-20 01:13:51,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:13:51,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 01:13:51,976 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:13:52,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 01:13:52,143 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1845084846] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:13:52,144 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:13:52,144 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-02-20 01:13:52,144 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863779923] [2022-02-20 01:13:52,144 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:13:52,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 01:13:52,146 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:13:52,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 01:13:52,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-02-20 01:13:52,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:52,147 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:13:52,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 01:13:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:52,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:52,221 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 279 transitions and produced 280 states. [2022-02-20 01:13:52,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:52,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:52,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:52,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:13:52,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-20 01:13:52,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:13:52,447 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 01:13:52,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:13:52,453 INFO L85 PathProgramCache]: Analyzing trace with hash 386196013, now seen corresponding path program 2 times [2022-02-20 01:13:52,453 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:13:52,453 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772201636] [2022-02-20 01:13:52,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:13:52,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:13:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:13:52,644 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 01:13:52,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:13:52,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772201636] [2022-02-20 01:13:52,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772201636] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:13:52,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335847775] [2022-02-20 01:13:52,645 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-20 01:13:52,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:13:52,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:13:52,647 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:13:52,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-20 01:13:52,814 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-20 01:13:52,814 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:13:52,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-20 01:13:52,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:13:53,038 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 01:13:53,038 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:13:53,259 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 01:13:53,263 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [335847775] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:13:53,263 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:13:53,263 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2022-02-20 01:13:53,263 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334838852] [2022-02-20 01:13:53,263 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:13:53,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-20 01:13:53,264 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:13:53,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-20 01:13:53,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2022-02-20 01:13:53,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:53,265 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:13:53,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 22.181818181818183) internal successors, (244), 11 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 01:13:53,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:53,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:53,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:53,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:13:53,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:53,329 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 463 transitions and produced 464 states. [2022-02-20 01:13:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:13:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 01:13:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:13:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:13:53,347 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-02-20 01:13:53,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:13:53,545 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2022-02-20 01:13:53,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:13:53,545 INFO L85 PathProgramCache]: Analyzing trace with hash -225273619, now seen corresponding path program 3 times [2022-02-20 01:13:53,545 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:13:53,546 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021484520] [2022-02-20 01:13:53,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:13:53,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:13:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:13:55,972 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 343 proven. 151 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2022-02-20 01:13:55,972 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:13:55,972 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021484520] [2022-02-20 01:13:55,972 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021484520] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:13:55,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [447669155] [2022-02-20 01:13:55,973 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-20 01:13:55,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:13:55,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:13:55,976 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:13:56,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-20 01:13:57,193 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2022-02-20 01:13:57,193 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:13:57,203 WARN L261 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 288 conjunts are in the unsatisfiable core [2022-02-20 01:13:57,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:13:57,258 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-20 01:13:57,271 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-20 01:13:57,272 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-02-20 01:13:57,341 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-20 01:13:57,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:57,364 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-02-20 01:13:57,432 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2022-02-20 01:13:58,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:58,314 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 01:13:58,326 INFO L353 Elim1Store]: treesize reduction 38, result has 30.9 percent of original size [2022-02-20 01:13:58,327 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 38 [2022-02-20 01:13:58,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:58,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:58,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:58,503 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2022-02-20 01:13:59,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:59,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:59,271 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 01:13:59,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:59,287 INFO L353 Elim1Store]: treesize reduction 60, result has 30.2 percent of original size [2022-02-20 01:13:59,287 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 50 [2022-02-20 01:13:59,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:59,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:59,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:59,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:59,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:59,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:13:59,517 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 53 [2022-02-20 01:14:00,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,366 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 01:14:00,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,390 INFO L353 Elim1Store]: treesize reduction 82, result has 29.9 percent of original size [2022-02-20 01:14:00,391 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 62 [2022-02-20 01:14:00,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 01:14:00,601 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 51 [2022-02-20 01:14:01,529 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 328 proven. 90 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-02-20 01:14:01,530 INFO L328 TraceCheckSpWp]: Computing backward predicates... Received shutdown request... [2022-02-20 01:28:22,239 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-02-20 01:28:22,241 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-02-20 01:28:22,247 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 01:28:22,247 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 01:28:22,247 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 01:28:22,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-20 01:28:22,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:28:22,450 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 243 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 42 for 8ms.. [2022-02-20 01:28:22,451 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-02-20 01:28:22,451 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION (4 of 7 remaining) [2022-02-20 01:28:22,451 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 7 remaining) [2022-02-20 01:28:22,452 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 7 remaining) [2022-02-20 01:28:22,452 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2022-02-20 01:28:22,452 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-02-20 01:28:22,455 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2022-02-20 01:28:22,458 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-20 01:28:22,458 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 01:28:22,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 01:28:22 BasicIcfg [2022-02-20 01:28:22,460 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 01:28:22,460 INFO L158 Benchmark]: Toolchain (without parser) took 872998.86ms. Allocated memory was 180.4MB in the beginning and 337.6MB in the end (delta: 157.3MB). Free memory was 125.9MB in the beginning and 136.6MB in the end (delta: -10.8MB). Peak memory consumption was 187.2MB. Max. memory is 8.0GB. [2022-02-20 01:28:22,460 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 180.4MB. Free memory is still 143.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-20 01:28:22,460 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.35ms. Allocated memory is still 180.4MB. Free memory was 125.6MB in the beginning and 137.6MB in the end (delta: -12.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-02-20 01:28:22,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.99ms. Allocated memory is still 180.4MB. Free memory was 137.6MB in the beginning and 135.1MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-20 01:28:22,461 INFO L158 Benchmark]: Boogie Preprocessor took 36.41ms. Allocated memory is still 180.4MB. Free memory was 135.1MB in the beginning and 133.4MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-20 01:28:22,461 INFO L158 Benchmark]: RCFGBuilder took 424.51ms. Allocated memory is still 180.4MB. Free memory was 133.4MB in the beginning and 118.8MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-02-20 01:28:22,461 INFO L158 Benchmark]: TraceAbstraction took 872050.92ms. Allocated memory was 180.4MB in the beginning and 337.6MB in the end (delta: 157.3MB). Free memory was 118.3MB in the beginning and 136.6MB in the end (delta: -18.4MB). Peak memory consumption was 179.9MB. Max. memory is 8.0GB. [2022-02-20 01:28:22,462 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 180.4MB. Free memory is still 143.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 420.35ms. Allocated memory is still 180.4MB. Free memory was 125.6MB in the beginning and 137.6MB in the end (delta: -12.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 61.99ms. Allocated memory is still 180.4MB. Free memory was 137.6MB in the beginning and 135.1MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.41ms. Allocated memory is still 180.4MB. Free memory was 135.1MB in the beginning and 133.4MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 424.51ms. Allocated memory is still 180.4MB. Free memory was 133.4MB in the beginning and 118.8MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 872050.92ms. Allocated memory was 180.4MB in the beginning and 337.6MB in the end (delta: 157.3MB). Free memory was 118.3MB in the beginning and 136.6MB in the end (delta: -18.4MB). Peak memory consumption was 179.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - 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 - TimeoutResultAtElement [Line: 855]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 243 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 42 for 8ms.. - TimeoutResultAtElement [Line: 859]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 243 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 42 for 8ms.. - TimeoutResultAtElement [Line: 860]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 243 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 42 for 8ms.. - TimeoutResultAtElement [Line: 867]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 243 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 42 for 8ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 188 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 871.9s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 768 NumberOfCodeBlocks, 768 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1011 ConstructedInterpolants, 0 QuantifiedInterpolants, 1701 SizeOfPredicates, 0 NumberOfNonLiveVariables, 768 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 10 InterpolantComputations, 3 PerfectInterpolantSequences, 1/395 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown