/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 01:54:42,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 01:54:42,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 01:54:42,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-14 01:54:42,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-14 01:54:42,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-14 01:54:42,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-14 01:54:42,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-14 01:54:42,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-14 01:54:42,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-14 01:54:42,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-14 01:54:42,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-14 01:54:42,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-14 01:54:42,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-14 01:54:42,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-14 01:54:42,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-14 01:54:42,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-14 01:54:42,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-14 01:54:42,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-14 01:54:42,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-14 01:54:42,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-14 01:54:42,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-14 01:54:42,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-14 01:54:42,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-14 01:54:42,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-11-14 01:54:42,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-14 01:54:42,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-14 01:54:42,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-14 01:54:42,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-14 01:54:42,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-14 01:54:42,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-14 01:54:42,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-14 01:54:42,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-14 01:54:42,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 01:54:42,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 01:54:42,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 01:54:42,707 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-11-14 01:54:42,731 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 01:54:42,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 01:54:42,732 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 01:54:42,732 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 01:54:42,733 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 01:54:42,733 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 01:54:42,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 01:54:42,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 01:54:42,734 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 01:54:42,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 01:54:42,734 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 01:54:42,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 01:54:42,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 01:54:42,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 01:54:42,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 01:54:42,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 01:54:42,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 01:54:42,735 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 01:54:42,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 01:54:42,735 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 01:54:42,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 01:54:42,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 01:54:42,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 01:54:42,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 01:54:42,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 01:54:42,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 01:54:42,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 01:54:42,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 01:54:42,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 01:54:42,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 01:54:42,737 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-11-14 01:54:42,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 01:54:42,737 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 01:54:42,737 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 01:54:42,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 01:54:42,737 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 01:54:42,737 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 01:54:42,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-14 01:54:42,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 01:54:42,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 01:54:42,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 01:54:42,935 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 01:54:42,936 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 01:54:42,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-11-14 01:54:42,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb1406359/bc57b268cc8945b983f596fc77de8923/FLAG027ebb7c1 [2021-11-14 01:54:43,360 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 01:54:43,361 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-11-14 01:54:43,380 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb1406359/bc57b268cc8945b983f596fc77de8923/FLAG027ebb7c1 [2021-11-14 01:54:43,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb1406359/bc57b268cc8945b983f596fc77de8923 [2021-11-14 01:54:43,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 01:54:43,726 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 01:54:43,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 01:54:43,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 01:54:43,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 01:54:43,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:54:43" (1/1) ... [2021-11-14 01:54:43,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@406a6a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:43, skipping insertion in model container [2021-11-14 01:54:43,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:54:43" (1/1) ... [2021-11-14 01:54:43,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 01:54:43,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 01:54:43,889 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-14 01:54:44,012 WARN L228 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] [2021-11-14 01:54:44,015 WARN L228 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] [2021-11-14 01:54:44,016 WARN L228 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] [2021-11-14 01:54:44,025 WARN L228 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] [2021-11-14 01:54:44,026 WARN L228 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] [2021-11-14 01:54:44,028 WARN L228 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] [2021-11-14 01:54:44,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 01:54:44,038 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 01:54:44,051 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-14 01:54:44,078 WARN L228 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] [2021-11-14 01:54:44,079 WARN L228 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] [2021-11-14 01:54:44,079 WARN L228 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] [2021-11-14 01:54:44,083 WARN L228 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] [2021-11-14 01:54:44,084 WARN L228 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] [2021-11-14 01:54:44,084 WARN L228 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] [2021-11-14 01:54:44,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 01:54:44,121 INFO L208 MainTranslator]: Completed translation [2021-11-14 01:54:44,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44 WrapperNode [2021-11-14 01:54:44,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 01:54:44,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 01:54:44,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 01:54:44,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 01:54:44,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44" (1/1) ... [2021-11-14 01:54:44,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44" (1/1) ... [2021-11-14 01:54:44,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 01:54:44,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 01:54:44,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 01:54:44,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 01:54:44,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44" (1/1) ... [2021-11-14 01:54:44,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44" (1/1) ... [2021-11-14 01:54:44,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44" (1/1) ... [2021-11-14 01:54:44,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44" (1/1) ... [2021-11-14 01:54:44,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44" (1/1) ... [2021-11-14 01:54:44,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44" (1/1) ... [2021-11-14 01:54:44,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44" (1/1) ... [2021-11-14 01:54:44,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 01:54:44,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 01:54:44,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 01:54:44,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 01:54:44,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44" (1/1) ... [2021-11-14 01:54:44,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 01:54:44,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 01:54:44,237 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) [2021-11-14 01:54:44,255 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 [2021-11-14 01:54:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 01:54:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 01:54:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-14 01:54:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 01:54:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 01:54:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 01:54:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2021-11-14 01:54:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2021-11-14 01:54:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 01:54:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 01:54:44,269 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-14 01:54:44,500 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 01:54:44,501 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-14 01:54:44,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:54:44 BoogieIcfgContainer [2021-11-14 01:54:44,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 01:54:44,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 01:54:44,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 01:54:44,509 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 01:54:44,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 01:54:43" (1/3) ... [2021-11-14 01:54:44,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e8d2694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:54:44, skipping insertion in model container [2021-11-14 01:54:44,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:54:44" (2/3) ... [2021-11-14 01:54:44,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e8d2694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:54:44, skipping insertion in model container [2021-11-14 01:54:44,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:54:44" (3/3) ... [2021-11-14 01:54:44,511 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2021-11-14 01:54:44,515 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 01:54:44,515 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 01:54:44,515 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-14 01:54:44,515 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 01:54:44,552 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,552 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,553 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,553 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,553 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,553 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,553 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,554 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,554 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,554 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,554 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,554 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,554 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,554 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,555 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,555 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,555 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,555 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,555 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,555 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,555 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,555 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,555 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,556 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,556 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,556 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,556 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,556 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,556 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,556 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,556 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,556 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,556 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,557 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,557 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,557 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,557 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,557 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,557 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,557 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,557 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,557 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,558 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,558 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,558 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,558 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,558 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,558 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,558 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,559 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,560 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,560 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,560 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,560 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,560 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,560 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,560 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,560 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,560 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,561 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,561 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,561 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,561 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,562 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,562 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,562 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,563 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,564 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,564 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,564 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,566 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,570 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,570 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,571 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,571 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,571 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,571 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,571 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,571 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,571 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,571 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,572 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,572 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,572 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,572 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,573 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,573 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,573 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,573 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,573 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,573 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,573 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,573 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,573 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,574 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,575 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,575 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,575 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,575 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,575 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,575 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,575 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,575 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,575 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,575 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,575 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,576 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,577 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,577 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,577 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,577 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,578 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,579 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,580 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,581 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,585 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,585 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,585 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,585 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,585 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,585 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,585 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,586 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,586 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,586 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,586 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,586 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,587 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~r~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,589 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,590 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,590 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,590 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,590 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,590 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,590 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~val~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,590 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,591 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,591 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,591 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~last~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,591 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,591 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,591 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,591 WARN L322 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:54:44,596 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-11-14 01:54:44,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 01:54:44,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 01:54:44,652 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) [2021-11-14 01:54:44,679 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 [2021-11-14 01:54:44,703 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == reader_nowait_fnThread1of1ForFork0 ======== [2021-11-14 01:54:44,708 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, 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 [2021-11-14 01:54:44,709 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-14 01:54:44,791 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] === [2021-11-14 01:54:44,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:54:44,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1960347286, now seen corresponding path program 1 times [2021-11-14 01:54:44,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:54:44,801 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384019929] [2021-11-14 01:54:44,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:54:44,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:54:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:54:44,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:54:44,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:54:44,996 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384019929] [2021-11-14 01:54:44,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384019929] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:54:44,996 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:54:44,996 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 01:54:44,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847855127] [2021-11-14 01:54:44,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:54:45,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-14 01:54:45,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:54:45,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-14 01:54:45,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-14 01:54:45,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:54:45,015 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:54:45,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 01:54:45,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:54:45,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:54:45,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 01:54:45,032 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] === [2021-11-14 01:54:45,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:54:45,033 INFO L85 PathProgramCache]: Analyzing trace with hash 1961270807, now seen corresponding path program 1 times [2021-11-14 01:54:45,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:54:45,034 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989740045] [2021-11-14 01:54:45,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:54:45,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:54:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:54:45,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:54:45,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:54:45,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989740045] [2021-11-14 01:54:45,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989740045] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:54:45,108 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:54:45,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 01:54:45,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121373626] [2021-11-14 01:54:45,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:54:45,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 01:54:45,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:54:45,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 01:54:45,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 01:54:45,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:54:45,110 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:54:45,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 01:54:45,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:54:45,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:54:45,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:54:45,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 01:54:45,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 01:54:45,167 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION === [reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-14 01:54:45,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:54:45,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1944259287, now seen corresponding path program 1 times [2021-11-14 01:54:45,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:54:45,168 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505271246] [2021-11-14 01:54:45,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:54:45,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:54:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:54:45,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:54:45,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:54:45,204 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505271246] [2021-11-14 01:54:45,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505271246] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:54:45,204 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:54:45,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 01:54:45,204 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202276213] [2021-11-14 01:54:45,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:54:45,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 01:54:45,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:54:45,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 01:54:45,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 01:54:45,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:54:45,205 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:54:45,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 01:54:45,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:54:45,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 01:54:45,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:54:45,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:54:45,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 01:54:45,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 01:54:45,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-14 01:54:45,260 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] === [2021-11-14 01:54:45,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:54:45,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1840162046, now seen corresponding path program 1 times [2021-11-14 01:54:45,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:54:45,260 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991043497] [2021-11-14 01:54:45,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:54:45,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:54:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 01:54:45,302 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-14 01:54:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 01:54:45,363 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-14 01:54:45,363 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-14 01:54:45,364 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-14 01:54:45,365 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-14 01:54:45,366 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-14 01:54:45,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-14 01:54:45,373 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-14 01:54:45,373 INFO L308 ceAbstractionStarter]: Result for error location reader_nowait_fnThread1of1ForFork0 was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-11-14 01:54:45,376 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-14 01:54:45,376 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-14 01:54:45,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 01:54:45 BasicIcfg [2021-11-14 01:54:45,444 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-14 01:54:45,445 INFO L158 Benchmark]: Toolchain (without parser) took 1718.71ms. Allocated memory is still 341.8MB. Free memory was 284.4MB in the beginning and 190.6MB in the end (delta: 93.8MB). Peak memory consumption was 95.5MB. Max. memory is 16.0GB. [2021-11-14 01:54:45,445 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 341.8MB. Free memory is still 303.0MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 01:54:45,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.34ms. Allocated memory is still 341.8MB. Free memory was 284.1MB in the beginning and 297.5MB in the end (delta: -13.4MB). Peak memory consumption was 15.8MB. Max. memory is 16.0GB. [2021-11-14 01:54:45,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.92ms. Allocated memory is still 341.8MB. Free memory was 297.5MB in the beginning and 295.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 01:54:45,446 INFO L158 Benchmark]: Boogie Preprocessor took 33.66ms. Allocated memory is still 341.8MB. Free memory was 295.4MB in the beginning and 293.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 01:54:45,446 INFO L158 Benchmark]: RCFGBuilder took 291.24ms. Allocated memory is still 341.8MB. Free memory was 293.3MB in the beginning and 278.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. [2021-11-14 01:54:45,447 INFO L158 Benchmark]: TraceAbstraction took 941.39ms. Allocated memory is still 341.8MB. Free memory was 277.6MB in the beginning and 190.6MB in the end (delta: 87.0MB). Peak memory consumption was 86.0MB. Max. memory is 16.0GB. [2021-11-14 01:54:45,448 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 341.8MB. Free memory is still 303.0MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 394.34ms. Allocated memory is still 341.8MB. Free memory was 284.1MB in the beginning and 297.5MB in the end (delta: -13.4MB). Peak memory consumption was 15.8MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 53.92ms. Allocated memory is still 341.8MB. Free memory was 297.5MB in the beginning and 295.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 33.66ms. Allocated memory is still 341.8MB. Free memory was 295.4MB in the beginning and 293.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 291.24ms. Allocated memory is still 341.8MB. Free memory was 293.3MB in the beginning and 278.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. * TraceAbstraction took 941.39ms. Allocated memory is still 341.8MB. Free memory was 277.6MB in the beginning and 190.6MB in the end (delta: 87.0MB). Peak memory consumption was 86.0MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3950, positive: 3883, positive conditional: 152, positive unconditional: 3731, negative: 67, negative conditional: 55, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3896, positive: 3883, positive conditional: 152, positive unconditional: 3731, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3896, positive: 3883, positive conditional: 152, positive unconditional: 3731, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3898, positive: 3883, positive conditional: 88, positive unconditional: 3795, negative: 15, negative conditional: 2, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3898, positive: 3883, positive conditional: 14, positive unconditional: 3869, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3898, positive: 3883, positive conditional: 14, positive unconditional: 3869, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2723, positive: 2711, positive conditional: 0, positive unconditional: 2711, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2723, positive: 2711, positive conditional: 0, positive unconditional: 2711, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 12, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 39, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3898, positive: 1172, positive conditional: 14, positive unconditional: 1158, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 2723, unknown conditional: 0, unknown unconditional: 2723] , Statistics on independence cache: Total cache size (in pairs): 2723, Positive cache size: 2711, Positive conditional cache size: 0, Positive unconditional cache size: 2711, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Eliminated conditions: 76, Maximal queried relation: 2, Independence queries for same thread: 54 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 83.15ms, Number of persistent set computation: 111, Number of trivial persistent sets: 81, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3743, positive: 3731, positive conditional: 0, positive unconditional: 3731, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3950, positive: 3883, positive conditional: 152, positive unconditional: 3731, negative: 67, negative conditional: 55, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3896, positive: 3883, positive conditional: 152, positive unconditional: 3731, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3896, positive: 3883, positive conditional: 152, positive unconditional: 3731, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3898, positive: 3883, positive conditional: 88, positive unconditional: 3795, negative: 15, negative conditional: 2, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3898, positive: 3883, positive conditional: 14, positive unconditional: 3869, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3898, positive: 3883, positive conditional: 14, positive unconditional: 3869, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2723, positive: 2711, positive conditional: 0, positive unconditional: 2711, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2723, positive: 2711, positive conditional: 0, positive unconditional: 2711, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 12, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 39, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3898, positive: 1172, positive conditional: 14, positive unconditional: 1158, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 2723, unknown conditional: 0, unknown unconditional: 2723] , Statistics on independence cache: Total cache size (in pairs): 2723, Positive cache size: 2711, Positive conditional cache size: 0, Positive unconditional cache size: 2711, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Eliminated conditions: 76, Maximal queried relation: 2, Independence queries for same thread: 54 - 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 - CounterExampleResult [Line: 855]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L864] 0 pthread_t reader; VAL [reader={9:0}] [L865] 0 Ring r; VAL [r={8:0}, reader={9:0}] [L866] CALL 0 ring_init( &r ) [L823] EXPR 0 r->writer = 0 VAL [r={8:0}, r={8:0}] [L823] 0 r->reader = r->writer = 0 VAL [r={8:0}, r={8:0}] [L866] RET 0 ring_init( &r ) [L867] FCALL, FORK 0 pthread_create( &reader, ((void *)0), &reader_nowait_fn, &r ) VAL [pthread_create( &reader, ((void *)0), &reader_nowait_fn, &r )=-3, r={8:0}, reader={9:0}] [L851] 1 Ring *r = arg; VAL [arg={8:0}, arg={8:0}, r={8:0}] [L852] 1 long val = 0, last = 0, i = 0; VAL [arg={8:0}, arg={8:0}, r={8:0}, val=0] [L868] CALL 0 writer_fn( &r ) [L852] 1 long val = 0, last = 0, i = 0; VAL [arg={8:0}, arg={8:0}, i=0, last=0, r={8:0}, val=0] [L853] COND TRUE 1 i < 8 VAL [arg={8:0}, arg={8:0}, i=0, last=0, r={8:0}, val=0] [L854] CALL, EXPR 1 ring_dequeue( r ) [L842] 0 Ring *r = arg; VAL [arg={8:0}, arg={8:0}, r={8:0}] [L843] 0 long i = 0; VAL [arg={8:0}, arg={8:0}, i=0, r={8:0}] [L843] COND TRUE 0 i < 8 VAL [arg={8:0}, arg={8:0}, i=0, r={8:0}] [L845] CALL 0 ring_enqueue( r, i + 1 ) [L815] EXPR 1 r->reader VAL [r={8:0}, r={8:0}, r->reader=0] [L815] EXPR 1 r->q[ r->reader ] VAL [r={8:0}, r={8:0}, r->q[ r->reader ]=-5, r->reader=0] [L815] 1 long x = r->q[ r->reader ]; VAL [r={8:0}, r={8:0}, r->q[ r->reader ]=-5, r->reader=0, x=-5] [L810] EXPR 0 r->writer VAL [\old(x)=1, r={8:0}, r={8:0}, r->writer=0, x=1] [L816] EXPR 1 r->reader VAL [r={8:0}, r={8:0}, r->reader=0, x=-5] [L810] EXPR 0 r->reader VAL [\old(x)=1, r={8:0}, r={8:0}, r->reader=0, r->writer=0, x=1] [L816] 1 r->reader = (r->reader + 1) % 4 VAL [r={8:0}, r={8:0}, r->reader=0, x=-5] [L810] COND FALSE 0 !((r->writer + 1) % 4 == r->reader) VAL [\old(x)=1, r={8:0}, r={8:0}, r->reader=0, r->writer=0, x=1] [L817] 1 return x; VAL [\result=-5, r={8:0}, r={8:0}, x=-5] [L811] EXPR 0 r->writer VAL [\old(x)=1, r={8:0}, r={8:0}, r->writer=0, x=1] [L854] RET, EXPR 1 ring_dequeue( r ) [L811] 0 r->q[ r->writer ] = x VAL [\old(x)=1, r={8:0}, r={8:0}, r->writer=0, x=1] [L854] 1 val = ring_dequeue( r ) VAL [arg={8:0}, arg={8:0}, i=0, last=0, r={8:0}, ring_dequeue( r )=-5, val=-5] [L812] EXPR 0 r->writer VAL [\old(x)=1, r={8:0}, r={8:0}, r->writer=0, x=1] [L812] 0 r->writer = (r->writer + 1) % 4 VAL [\old(x)=1, r={8:0}, r={8:0}, r->writer=0, x=1] [L855] 1 !(val == last + 1) ? reach_error() : (void)0 VAL [arg={8:0}, arg={8:0}, i=0, last=0, r={8:0}, val=-5] [L855] 1 reach_error() VAL [arg={8:0}, arg={8:0}, i=0, last=0, r={8:0}, val=-5] - UnprovableResult [Line: 859]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 860]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: reader_nowait_fnThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 188 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 8, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 165 ConstructedInterpolants, 0 QuantifiedInterpolants, 173 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-14 01:54:45,479 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-14 01:54:45,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...