/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/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-06 01:21:39,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-06 01:21:39,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-06 01:21:39,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-06 01:21:39,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-06 01:21:39,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-06 01:21:39,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-06 01:21:39,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-06 01:21:39,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-06 01:21:39,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-06 01:21:39,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-06 01:21:39,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-06 01:21:39,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-06 01:21:39,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-06 01:21:39,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-06 01:21:39,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-06 01:21:39,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-06 01:21:39,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-06 01:21:39,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-06 01:21:39,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-06 01:21:39,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-06 01:21:39,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-06 01:21:39,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-06 01:21:39,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-06 01:21:39,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-06 01:21:39,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-06 01:21:39,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-06 01:21:39,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-06 01:21:39,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-06 01:21:39,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-06 01:21:39,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-06 01:21:39,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-06 01:21:39,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-06 01:21:39,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-06 01:21:39,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-06 01:21:39,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-06 01:21:39,473 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-06 01:21:39,513 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-06 01:21:39,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-06 01:21:39,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-06 01:21:39,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-06 01:21:39,516 INFO L138 SettingsManager]: * Use SBE=true [2020-10-06 01:21:39,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-06 01:21:39,516 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-06 01:21:39,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-06 01:21:39,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-06 01:21:39,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-06 01:21:39,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-06 01:21:39,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-06 01:21:39,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-06 01:21:39,519 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-06 01:21:39,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-06 01:21:39,519 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-06 01:21:39,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-06 01:21:39,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-06 01:21:39,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-06 01:21:39,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-06 01:21:39,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-06 01:21:39,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 01:21:39,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-06 01:21:39,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-06 01:21:39,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-06 01:21:39,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-06 01:21:39,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-06 01:21:39,522 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-06 01:21:39,522 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-06 01:21:39,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-06 01:21:39,522 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-06 01:21:39,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-06 01:21:39,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-06 01:21:39,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-06 01:21:39,818 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-06 01:21:39,819 INFO L275 PluginConnector]: CDTParser initialized [2020-10-06 01:21:39,819 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2020-10-06 01:21:39,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/744b1ea20/2b14255e6ad34645a42abda4e6fb9c8e/FLAG21140f603 [2020-10-06 01:21:40,458 INFO L306 CDTParser]: Found 1 translation units. [2020-10-06 01:21:40,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2020-10-06 01:21:40,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/744b1ea20/2b14255e6ad34645a42abda4e6fb9c8e/FLAG21140f603 [2020-10-06 01:21:40,726 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/744b1ea20/2b14255e6ad34645a42abda4e6fb9c8e [2020-10-06 01:21:40,735 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-06 01:21:40,737 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-06 01:21:40,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-06 01:21:40,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-06 01:21:40,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-06 01:21:40,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 01:21:40" (1/1) ... [2020-10-06 01:21:40,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50c253b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:40, skipping insertion in model container [2020-10-06 01:21:40,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 01:21:40" (1/1) ... [2020-10-06 01:21:40,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-06 01:21:40,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-06 01:21:40,976 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-06 01:21:41,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-06 01:21:41,354 INFO L203 MainTranslator]: Completed pre-run [2020-10-06 01:21:41,368 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-06 01:21:41,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-06 01:21:41,509 INFO L208 MainTranslator]: Completed translation [2020-10-06 01:21:41,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41 WrapperNode [2020-10-06 01:21:41,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-06 01:21:41,511 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-06 01:21:41,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-06 01:21:41,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-06 01:21:41,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41" (1/1) ... [2020-10-06 01:21:41,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41" (1/1) ... [2020-10-06 01:21:41,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-06 01:21:41,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-06 01:21:41,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-06 01:21:41,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-06 01:21:41,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41" (1/1) ... [2020-10-06 01:21:41,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41" (1/1) ... [2020-10-06 01:21:41,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41" (1/1) ... [2020-10-06 01:21:41,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41" (1/1) ... [2020-10-06 01:21:41,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41" (1/1) ... [2020-10-06 01:21:41,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41" (1/1) ... [2020-10-06 01:21:41,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41" (1/1) ... [2020-10-06 01:21:41,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-06 01:21:41,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-06 01:21:41,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-06 01:21:41,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-06 01:21:41,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 01:21:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-06 01:21:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-06 01:21:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-06 01:21:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-06 01:21:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2020-10-06 01:21:41,685 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2020-10-06 01:21:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-06 01:21:41,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-06 01:21:41,690 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-06 01:21:42,085 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-06 01:21:42,085 INFO L298 CfgBuilder]: Removed 17 assume(true) statements. [2020-10-06 01:21:42,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 01:21:42 BoogieIcfgContainer [2020-10-06 01:21:42,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-06 01:21:42,089 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-06 01:21:42,089 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-06 01:21:42,092 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-06 01:21:42,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.10 01:21:40" (1/3) ... [2020-10-06 01:21:42,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e97572b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 01:21:42, skipping insertion in model container [2020-10-06 01:21:42,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 01:21:41" (2/3) ... [2020-10-06 01:21:42,094 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e97572b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 01:21:42, skipping insertion in model container [2020-10-06 01:21:42,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 01:21:42" (3/3) ... [2020-10-06 01:21:42,096 INFO L109 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2020-10-06 01:21:42,108 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-06 01:21:42,108 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-06 01:21:42,116 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-06 01:21:42,117 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-06 01:21:42,175 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,175 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,175 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,176 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,176 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,177 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,177 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,177 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,177 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,178 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,178 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,178 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,179 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,179 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,179 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,180 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,180 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,180 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,180 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,181 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,181 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,181 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,182 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,182 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,182 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,183 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,183 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,183 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,183 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,184 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,184 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,184 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,184 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,184 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,185 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,185 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,185 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,185 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,186 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,186 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,186 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,187 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,187 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,187 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,187 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,188 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,188 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,188 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,188 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,189 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,189 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,189 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,189 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,190 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,190 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,190 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,191 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,191 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,191 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,191 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,192 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,192 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,192 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,193 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,193 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,193 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,193 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,194 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,194 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,194 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,194 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,195 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,195 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,195 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,196 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,196 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,196 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,197 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,197 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,197 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,197 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,198 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,198 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,198 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,199 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,199 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,199 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,199 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,200 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,200 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,200 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,201 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,201 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,201 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,201 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,202 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,202 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,202 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,206 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,206 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,207 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,207 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,207 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,208 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,208 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,208 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,208 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,209 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,209 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,209 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,209 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,210 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,210 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,210 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,210 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,211 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,211 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,211 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,211 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,212 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,212 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,212 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,212 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,213 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,213 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,213 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-06 01:21:42,236 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-06 01:21:42,256 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-06 01:21:42,256 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-06 01:21:42,256 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-06 01:21:42,256 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-10-06 01:21:42,257 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-06 01:21:42,257 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-06 01:21:42,257 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-06 01:21:42,257 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-06 01:21:42,278 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 108 places, 113 transitions, 234 flow [2020-10-06 01:21:42,280 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 113 transitions, 234 flow [2020-10-06 01:21:42,367 INFO L129 PetriNetUnfolder]: 9/112 cut-off events. [2020-10-06 01:21:42,367 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-10-06 01:21:42,377 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. [2020-10-06 01:21:42,384 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 113 transitions, 234 flow [2020-10-06 01:21:42,414 INFO L129 PetriNetUnfolder]: 9/112 cut-off events. [2020-10-06 01:21:42,414 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-10-06 01:21:42,416 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. [2020-10-06 01:21:42,419 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 3888 [2020-10-06 01:21:42,421 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-10-06 01:21:44,284 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-10-06 01:21:44,569 INFO L206 etLargeBlockEncoding]: Checked pairs total: 4804 [2020-10-06 01:21:44,569 INFO L214 etLargeBlockEncoding]: Total number of compositions: 104 [2020-10-06 01:21:44,573 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26 places, 26 transitions, 60 flow [2020-10-06 01:21:44,585 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 94 states. [2020-10-06 01:21:44,587 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states. [2020-10-06 01:21:44,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-06 01:21:44,593 INFO L414 BasicCegarLoop]: Found error trace [2020-10-06 01:21:44,594 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-06 01:21:44,595 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]=== [2020-10-06 01:21:44,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-06 01:21:44,601 INFO L82 PathProgramCache]: Analyzing trace with hash 13999307, now seen corresponding path program 1 times [2020-10-06 01:21:44,625 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-06 01:21:44,626 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550136531] [2020-10-06 01:21:44,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-06 01:21:44,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-06 01:21:44,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-06 01:21:44,861 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550136531] [2020-10-06 01:21:44,862 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-06 01:21:44,863 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-06 01:21:44,865 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1012664266] [2020-10-06 01:21:44,867 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-06 01:21:44,872 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-06 01:21:44,891 INFO L258 McrAutomatonBuilder]: Finished intersection with 5 states and 4 transitions. [2020-10-06 01:21:44,891 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-06 01:21:44,898 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-06 01:21:44,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-06 01:21:44,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-06 01:21:44,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-06 01:21:44,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-06 01:21:44,918 INFO L87 Difference]: Start difference. First operand 94 states. Second operand 3 states. [2020-10-06 01:21:44,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-06 01:21:44,968 INFO L93 Difference]: Finished difference Result 139 states and 289 transitions. [2020-10-06 01:21:44,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-06 01:21:44,970 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-10-06 01:21:44,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-06 01:21:44,983 INFO L225 Difference]: With dead ends: 139 [2020-10-06 01:21:44,983 INFO L226 Difference]: Without dead ends: 128 [2020-10-06 01:21:44,985 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 [2020-10-06 01:21:45,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-10-06 01:21:45,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 92. [2020-10-06 01:21:45,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-10-06 01:21:45,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 192 transitions. [2020-10-06 01:21:45,037 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 192 transitions. Word has length 4 [2020-10-06 01:21:45,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-06 01:21:45,037 INFO L479 AbstractCegarLoop]: Abstraction has 92 states and 192 transitions. [2020-10-06 01:21:45,041 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-06 01:21:45,041 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 192 transitions. [2020-10-06 01:21:45,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-06 01:21:45,042 INFO L414 BasicCegarLoop]: Found error trace [2020-10-06 01:21:45,042 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-06 01:21:45,043 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-06 01:21:45,043 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]=== [2020-10-06 01:21:45,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-06 01:21:45,043 INFO L82 PathProgramCache]: Analyzing trace with hash 442892887, now seen corresponding path program 1 times [2020-10-06 01:21:45,047 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-06 01:21:45,048 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286948443] [2020-10-06 01:21:45,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-06 01:21:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-06 01:21:45,088 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-06 01:21:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-06 01:21:45,112 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-06 01:21:45,137 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-06 01:21:45,137 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-06 01:21:45,139 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-06 01:21:45,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 01:21:45 BasicIcfg [2020-10-06 01:21:45,170 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-06 01:21:45,172 INFO L168 Benchmark]: Toolchain (without parser) took 4435.67 ms. Allocated memory was 147.8 MB in the beginning and 244.8 MB in the end (delta: 97.0 MB). Free memory was 100.7 MB in the beginning and 137.9 MB in the end (delta: -37.2 MB). Peak memory consumption was 59.8 MB. Max. memory is 7.1 GB. [2020-10-06 01:21:45,174 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 147.8 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-06 01:21:45,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.50 ms. Allocated memory was 147.8 MB in the beginning and 205.0 MB in the end (delta: 57.1 MB). Free memory was 100.7 MB in the beginning and 149.9 MB in the end (delta: -49.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2020-10-06 01:21:45,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.20 ms. Allocated memory is still 205.0 MB. Free memory was 149.9 MB in the beginning and 147.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-06 01:21:45,177 INFO L168 Benchmark]: Boogie Preprocessor took 37.21 ms. Allocated memory is still 205.0 MB. Free memory was 147.1 MB in the beginning and 146.2 MB in the end (delta: 932.6 kB). Peak memory consumption was 932.6 kB. Max. memory is 7.1 GB. [2020-10-06 01:21:45,178 INFO L168 Benchmark]: RCFGBuilder took 480.33 ms. Allocated memory is still 205.0 MB. Free memory was 145.2 MB in the beginning and 116.8 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2020-10-06 01:21:45,179 INFO L168 Benchmark]: TraceAbstraction took 3081.41 ms. Allocated memory was 205.0 MB in the beginning and 244.8 MB in the end (delta: 39.8 MB). Free memory was 116.8 MB in the beginning and 137.9 MB in the end (delta: -21.1 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2020-10-06 01:21:45,184 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 147.8 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 771.50 ms. Allocated memory was 147.8 MB in the beginning and 205.0 MB in the end (delta: 57.1 MB). Free memory was 100.7 MB in the beginning and 149.9 MB in the end (delta: -49.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 58.20 ms. Allocated memory is still 205.0 MB. Free memory was 149.9 MB in the beginning and 147.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.21 ms. Allocated memory is still 205.0 MB. Free memory was 147.1 MB in the beginning and 146.2 MB in the end (delta: 932.6 kB). Peak memory consumption was 932.6 kB. Max. memory is 7.1 GB. * RCFGBuilder took 480.33 ms. Allocated memory is still 205.0 MB. Free memory was 145.2 MB in the beginning and 116.8 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3081.41 ms. Allocated memory was 205.0 MB in the beginning and 244.8 MB in the end (delta: 39.8 MB). Free memory was 116.8 MB in the beginning and 137.9 MB in the end (delta: -21.1 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.2s, 108 ProgramPointsBefore, 26 ProgramPointsAfterwards, 113 TransitionsBefore, 26 TransitionsAfterwards, 3888 CoEnabledTransitionPairs, 6 FixpointIterations, 18 TrivialSequentialCompositions, 74 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 12 ConcurrentYvCompositions, 5 ChoiceCompositions, 2088 VarBasedMoverChecksPositive, 41 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 4804 CheckedPairsTotal, 104 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: 2.8s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.3s, 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...