/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-507b705 [2020-09-11 16:05:43,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-11 16:05:43,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-11 16:05:43,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-11 16:05:43,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-11 16:05:43,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-11 16:05:43,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-11 16:05:43,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-11 16:05:43,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-11 16:05:43,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-11 16:05:43,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-11 16:05:43,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-11 16:05:43,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-11 16:05:43,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-11 16:05:43,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-11 16:05:43,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-11 16:05:43,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-11 16:05:43,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-11 16:05:43,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-11 16:05:43,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-11 16:05:43,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-11 16:05:43,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-11 16:05:43,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-11 16:05:43,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-11 16:05:43,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-11 16:05:43,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-11 16:05:43,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-11 16:05:43,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-11 16:05:43,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-11 16:05:43,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-11 16:05:43,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-11 16:05:43,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-11 16:05:43,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-11 16:05:43,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-11 16:05:43,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-11 16:05:43,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-11 16:05:43,236 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-11 16:05:43,291 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-11 16:05:43,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-11 16:05:43,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-11 16:05:43,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-11 16:05:43,296 INFO L138 SettingsManager]: * Use SBE=true [2020-09-11 16:05:43,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-11 16:05:43,297 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-11 16:05:43,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-11 16:05:43,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-11 16:05:43,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-11 16:05:43,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-11 16:05:43,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-11 16:05:43,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-11 16:05:43,299 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-11 16:05:43,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-11 16:05:43,300 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-11 16:05:43,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-11 16:05:43,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-11 16:05:43,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-11 16:05:43,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-11 16:05:43,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-11 16:05:43,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-11 16:05:43,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-11 16:05:43,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-11 16:05:43,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-11 16:05:43,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-11 16:05:43,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-11 16:05:43,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-11 16:05:43,304 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-11 16:05:43,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-11 16:05:43,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-11 16:05:43,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-11 16:05:43,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-11 16:05:43,821 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-11 16:05:43,821 INFO L275 PluginConnector]: CDTParser initialized [2020-09-11 16:05:43,822 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2020-09-11 16:05:43,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ac3746422/ce05da9c34f345508fe0e13b899f5932/FLAGf8a0aa3ac [2020-09-11 16:05:44,651 INFO L306 CDTParser]: Found 1 translation units. [2020-09-11 16:05:44,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2020-09-11 16:05:44,679 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ac3746422/ce05da9c34f345508fe0e13b899f5932/FLAGf8a0aa3ac [2020-09-11 16:05:44,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ac3746422/ce05da9c34f345508fe0e13b899f5932 [2020-09-11 16:05:44,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-11 16:05:44,843 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-11 16:05:44,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-11 16:05:44,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-11 16:05:44,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-11 16:05:44,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:05:44" (1/1) ... [2020-09-11 16:05:44,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44544a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:44, skipping insertion in model container [2020-09-11 16:05:44,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:05:44" (1/1) ... [2020-09-11 16:05:44,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-11 16:05:44,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-11 16:05:45,130 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-09-11 16:05:45,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-11 16:05:45,585 INFO L203 MainTranslator]: Completed pre-run [2020-09-11 16:05:45,605 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-09-11 16:05:45,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-11 16:05:45,750 INFO L208 MainTranslator]: Completed translation [2020-09-11 16:05:45,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45 WrapperNode [2020-09-11 16:05:45,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-11 16:05:45,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-11 16:05:45,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-11 16:05:45,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-11 16:05:45,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45" (1/1) ... [2020-09-11 16:05:45,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45" (1/1) ... [2020-09-11 16:05:45,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-11 16:05:45,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-11 16:05:45,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-11 16:05:45,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-11 16:05:45,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45" (1/1) ... [2020-09-11 16:05:45,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45" (1/1) ... [2020-09-11 16:05:45,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45" (1/1) ... [2020-09-11 16:05:45,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45" (1/1) ... [2020-09-11 16:05:45,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45" (1/1) ... [2020-09-11 16:05:45,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45" (1/1) ... [2020-09-11 16:05:45,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45" (1/1) ... [2020-09-11 16:05:45,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-11 16:05:45,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-11 16:05:45,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-11 16:05:45,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-11 16:05:45,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-11 16:05:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-11 16:05:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-11 16:05:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-11 16:05:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-11 16:05:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2020-09-11 16:05:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2020-09-11 16:05:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-11 16:05:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-11 16:05:45,953 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-11 16:05:46,465 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-11 16:05:46,466 INFO L295 CfgBuilder]: Removed 17 assume(true) statements. [2020-09-11 16:05:46,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:05:46 BoogieIcfgContainer [2020-09-11 16:05:46,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-11 16:05:46,473 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-11 16:05:46,474 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-11 16:05:46,477 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-11 16:05:46,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.09 04:05:44" (1/3) ... [2020-09-11 16:05:46,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f170535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 04:05:46, skipping insertion in model container [2020-09-11 16:05:46,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:45" (2/3) ... [2020-09-11 16:05:46,480 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f170535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 04:05:46, skipping insertion in model container [2020-09-11 16:05:46,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:05:46" (3/3) ... [2020-09-11 16:05:46,482 INFO L109 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2020-09-11 16:05:46,496 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-11 16:05:46,496 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-11 16:05:46,508 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-09-11 16:05:46,509 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-11 16:05:46,545 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,546 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,546 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,546 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,547 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,547 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,547 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,547 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,548 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,548 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,548 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,548 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,549 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,549 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,549 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,550 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,550 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,550 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,550 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,550 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,551 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,551 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,551 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,551 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,552 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,552 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,552 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,552 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,552 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,552 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,553 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,553 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,553 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,553 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,553 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,554 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,554 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,554 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,554 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,555 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,555 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,555 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,556 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,556 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,556 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,556 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,557 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,557 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,557 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,557 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,558 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,558 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,558 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,559 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,559 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,559 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,559 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,559 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,560 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,560 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,560 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,561 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,561 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,561 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,561 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,562 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,562 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,562 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,563 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,563 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,563 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,563 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,563 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,564 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,564 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,565 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,565 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,565 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,565 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,566 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,566 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,566 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,567 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,567 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,567 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,567 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,568 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,568 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,568 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,569 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,569 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,569 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,570 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,570 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,570 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,570 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,571 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,571 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,576 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,577 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,577 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,577 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,577 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,578 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,578 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,578 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,579 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,579 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,579 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,580 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,580 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,580 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,580 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,581 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,581 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,581 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,581 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,582 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,582 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,582 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,582 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,583 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,583 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,583 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,584 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,584 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 16:05:46,619 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-09-11 16:05:46,645 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 16:05:46,645 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 16:05:46,645 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-11 16:05:46,645 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-11 16:05:46,645 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 16:05:46,646 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 16:05:46,646 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 16:05:46,646 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 16:05:46,669 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 108 places, 113 transitions, 234 flow [2020-09-11 16:05:46,672 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 113 transitions, 234 flow [2020-09-11 16:05:46,747 INFO L129 PetriNetUnfolder]: 9/112 cut-off events. [2020-09-11 16:05:46,748 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-09-11 16:05:46,762 INFO L80 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 112 events. 9/112 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 218 event pairs, 0 based on Foata normal form. 0/100 useless extension candidates. Maximal degree in co-relation 90. Up to 2 conditions per place. [2020-09-11 16:05:46,790 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 113 transitions, 234 flow [2020-09-11 16:05:46,817 INFO L129 PetriNetUnfolder]: 9/112 cut-off events. [2020-09-11 16:05:46,817 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-09-11 16:05:46,819 INFO L80 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 112 events. 9/112 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 218 event pairs, 0 based on Foata normal form. 0/100 useless extension candidates. Maximal degree in co-relation 90. Up to 2 conditions per place. [2020-09-11 16:05:46,822 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 3888 [2020-09-11 16:05:46,824 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-11 16:05:48,377 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 16:05:48,391 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 16:05:49,416 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-09-11 16:05:49,573 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 16:05:49,980 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 16:05:50,002 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 16:05:50,088 INFO L206 etLargeBlockEncoding]: Checked pairs total: 4798 [2020-09-11 16:05:50,088 INFO L214 etLargeBlockEncoding]: Total number of compositions: 106 [2020-09-11 16:05:50,094 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26 places, 26 transitions, 60 flow [2020-09-11 16:05:50,109 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 94 states. [2020-09-11 16:05:50,111 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states. [2020-09-11 16:05:50,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-09-11 16:05:50,120 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 16:05:50,121 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-09-11 16:05:50,122 INFO L427 AbstractCegarLoop]: === Iteration 1 === [reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 16:05:50,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 16:05:50,130 INFO L82 PathProgramCache]: Analyzing trace with hash 14029129, now seen corresponding path program 1 times [2020-09-11 16:05:50,144 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 16:05:50,145 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038045867] [2020-09-11 16:05:50,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 16:05:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 16:05:50,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 16:05:50,408 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038045867] [2020-09-11 16:05:50,409 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 16:05:50,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-11 16:05:50,411 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736136381] [2020-09-11 16:05:50,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-11 16:05:50,418 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 16:05:50,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-11 16:05:50,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-11 16:05:50,438 INFO L87 Difference]: Start difference. First operand 94 states. Second operand 3 states. [2020-09-11 16:05:50,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 16:05:50,515 INFO L93 Difference]: Finished difference Result 139 states and 289 transitions. [2020-09-11 16:05:50,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-11 16:05:50,517 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-09-11 16:05:50,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 16:05:50,547 INFO L225 Difference]: With dead ends: 139 [2020-09-11 16:05:50,547 INFO L226 Difference]: Without dead ends: 128 [2020-09-11 16:05:50,549 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-11 16:05:50,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-09-11 16:05:50,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 92. [2020-09-11 16:05:50,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-09-11 16:05:50,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 192 transitions. [2020-09-11 16:05:50,649 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 192 transitions. Word has length 4 [2020-09-11 16:05:50,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 16:05:50,649 INFO L479 AbstractCegarLoop]: Abstraction has 92 states and 192 transitions. [2020-09-11 16:05:50,649 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-11 16:05:50,649 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 192 transitions. [2020-09-11 16:05:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-09-11 16:05:50,651 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 16:05:50,651 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-09-11 16:05:50,651 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-11 16:05:50,652 INFO L427 AbstractCegarLoop]: === Iteration 2 === [reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_nowait_fnErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 16:05:50,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 16:05:50,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1331349883, now seen corresponding path program 1 times [2020-09-11 16:05:50,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 16:05:50,653 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785790685] [2020-09-11 16:05:50,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 16:05:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 16:05:50,726 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 16:05:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 16:05:50,769 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 16:05:50,801 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-11 16:05:50,801 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-11 16:05:50,803 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-11 16:05:50,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.09 04:05:50 BasicIcfg [2020-09-11 16:05:50,836 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-11 16:05:50,839 INFO L168 Benchmark]: Toolchain (without parser) took 5999.46 ms. Allocated memory was 140.0 MB in the beginning and 285.2 MB in the end (delta: 145.2 MB). Free memory was 101.8 MB in the beginning and 237.4 MB in the end (delta: -135.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2020-09-11 16:05:50,840 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-11 16:05:50,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 906.29 ms. Allocated memory was 140.0 MB in the beginning and 201.9 MB in the end (delta: 61.9 MB). Free memory was 101.1 MB in the beginning and 148.3 MB in the end (delta: -47.2 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2020-09-11 16:05:50,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.33 ms. Allocated memory is still 201.9 MB. Free memory was 148.3 MB in the beginning and 145.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-09-11 16:05:50,843 INFO L168 Benchmark]: Boogie Preprocessor took 42.63 ms. Allocated memory is still 201.9 MB. Free memory was 145.6 MB in the beginning and 143.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2020-09-11 16:05:50,844 INFO L168 Benchmark]: RCFGBuilder took 607.91 ms. Allocated memory is still 201.9 MB. Free memory was 143.6 MB in the beginning and 115.1 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2020-09-11 16:05:50,845 INFO L168 Benchmark]: TraceAbstraction took 4362.72 ms. Allocated memory was 201.9 MB in the beginning and 285.2 MB in the end (delta: 83.4 MB). Free memory was 114.4 MB in the beginning and 237.4 MB in the end (delta: -123.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-11 16:05:50,849 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 906.29 ms. Allocated memory was 140.0 MB in the beginning and 201.9 MB in the end (delta: 61.9 MB). Free memory was 101.1 MB in the beginning and 148.3 MB in the end (delta: -47.2 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 69.33 ms. Allocated memory is still 201.9 MB. Free memory was 148.3 MB in the beginning and 145.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.63 ms. Allocated memory is still 201.9 MB. Free memory was 145.6 MB in the beginning and 143.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 607.91 ms. Allocated memory is still 201.9 MB. Free memory was 143.6 MB in the beginning and 115.1 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4362.72 ms. Allocated memory was 201.9 MB in the beginning and 285.2 MB in the end (delta: 83.4 MB). Free memory was 114.4 MB in the beginning and 237.4 MB in the end (delta: -123.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.4s, 108 ProgramPointsBefore, 26 ProgramPointsAfterwards, 113 TransitionsBefore, 26 TransitionsAfterwards, 3888 CoEnabledTransitionPairs, 6 FixpointIterations, 18 TrivialSequentialCompositions, 74 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 14 ConcurrentYvCompositions, 5 ChoiceCompositions, 2124 VarBasedMoverChecksPositive, 53 VarBasedMoverChecksNegative, 19 SemBasedMoverChecksPositive, 58 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 0 MoverChecksTotal, 4798 CheckedPairsTotal, 106 TotalNumberOfCompositions - CounterExampleResult [Line: 844]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L853] 0 pthread_t reader; [L854] 0 Ring r; [L812] EXPR 0 r->writer = 0 [L812] 0 r->reader = r->writer = 0 [L856] FCALL, FORK 0 pthread_create( &reader, ((void *)0), &reader_nowait_fn, &r ) [L840] 1 Ring *r = arg; [L841] 1 long val = 0, last = 0, i = 0; [L842] COND TRUE 1 i < 8 [L804] EXPR 1 r->reader [L804] EXPR 1 r->q[ r->reader ] [L804] 1 long x = r->q[ r->reader ]; [L805] EXPR 1 r->reader [L805] 1 r->reader = (r->reader + 1) % 4 [L806] 1 return x; [L843] 1 val = ring_dequeue( r ) [L844] 1 !(val == last + 1) ? __VERIFIER_error() : (void)0 [L844] 1 __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 105 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.1s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.4s, HoareTripleCheckerStatistics: 32 SDtfs, 14 SDslu, 18 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 36 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...