/usr/bin/java -Xmx16000000000 -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/concurrent/VMCAI2021_PN.epf -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-11 19:41:02,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-11 19:41:02,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-11 19:41:02,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-11 19:41:02,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-11 19:41:02,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-11 19:41:02,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-11 19:41:02,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-11 19:41:02,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-11 19:41:02,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-11 19:41:02,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-11 19:41:02,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-11 19:41:02,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-11 19:41:02,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-11 19:41:02,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-11 19:41:02,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-11 19:41:02,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-11 19:41:02,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-11 19:41:02,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-11 19:41:02,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-11 19:41:02,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-11 19:41:02,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-11 19:41:02,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-11 19:41:02,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-11 19:41:02,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-11 19:41:02,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-11 19:41:02,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-11 19:41:02,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-11 19:41:02,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/VMCAI2021_PN.epf [2020-10-11 19:41:02,995 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-11 19:41:02,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-11 19:41:02,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-11 19:41:02,997 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-11 19:41:02,997 INFO L138 SettingsManager]: * Use SBE=true [2020-10-11 19:41:02,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-11 19:41:02,998 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-11 19:41:02,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-11 19:41:02,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-11 19:41:02,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-11 19:41:03,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-11 19:41:03,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-11 19:41:03,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-11 19:41:03,001 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-11 19:41:03,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-11 19:41:03,001 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-11 19:41:03,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-11 19:41:03,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-11 19:41:03,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-11 19:41:03,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-11 19:41:03,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-11 19:41:03,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-11 19:41:03,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-11 19:41:03,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-11 19:41:03,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-11 19:41:03,003 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-11 19:41:03,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-11 19:41:03,004 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-10-11 19:41:03,004 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-10-11 19:41:03,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-11 19:41:03,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-11 19:41:03,341 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-11 19:41:03,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-11 19:41:03,346 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-11 19:41:03,346 INFO L275 PluginConnector]: CDTParser initialized [2020-10-11 19:41:03,347 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2020-10-11 19:41:03,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7372a1907/4672e3c66a764709a9419e5b094c0b9b/FLAGa4b10598e [2020-10-11 19:41:03,968 INFO L306 CDTParser]: Found 1 translation units. [2020-10-11 19:41:03,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2020-10-11 19:41:03,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7372a1907/4672e3c66a764709a9419e5b094c0b9b/FLAGa4b10598e [2020-10-11 19:41:04,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7372a1907/4672e3c66a764709a9419e5b094c0b9b [2020-10-11 19:41:04,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-11 19:41:04,244 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-11 19:41:04,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-11 19:41:04,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-11 19:41:04,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-11 19:41:04,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:41:04" (1/1) ... [2020-10-11 19:41:04,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33f15807 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:04, skipping insertion in model container [2020-10-11 19:41:04,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:41:04" (1/1) ... [2020-10-11 19:41:04,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-11 19:41:04,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-11 19:41:04,500 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-11 19:41:04,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-11 19:41:04,882 INFO L203 MainTranslator]: Completed pre-run [2020-10-11 19:41:04,896 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-11 19:41:04,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-11 19:41:05,031 INFO L208 MainTranslator]: Completed translation [2020-10-11 19:41:05,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05 WrapperNode [2020-10-11 19:41:05,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-11 19:41:05,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-11 19:41:05,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-11 19:41:05,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-11 19:41:05,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05" (1/1) ... [2020-10-11 19:41:05,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05" (1/1) ... [2020-10-11 19:41:05,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-11 19:41:05,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-11 19:41:05,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-11 19:41:05,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-11 19:41:05,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05" (1/1) ... [2020-10-11 19:41:05,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05" (1/1) ... [2020-10-11 19:41:05,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05" (1/1) ... [2020-10-11 19:41:05,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05" (1/1) ... [2020-10-11 19:41:05,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05" (1/1) ... [2020-10-11 19:41:05,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05" (1/1) ... [2020-10-11 19:41:05,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05" (1/1) ... [2020-10-11 19:41:05,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-11 19:41:05,142 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-11 19:41:05,142 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-11 19:41:05,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-11 19:41:05,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05" (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 [2020-10-11 19:41:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-11 19:41:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-11 19:41:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-11 19:41:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-11 19:41:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2020-10-11 19:41:05,219 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2020-10-11 19:41:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-11 19:41:05,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-11 19:41:05,222 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-11 19:41:05,623 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-11 19:41:05,624 INFO L298 CfgBuilder]: Removed 17 assume(true) statements. [2020-10-11 19:41:05,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:41:05 BoogieIcfgContainer [2020-10-11 19:41:05,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-11 19:41:05,627 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-11 19:41:05,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-11 19:41:05,631 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-11 19:41:05,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 07:41:04" (1/3) ... [2020-10-11 19:41:05,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188acf5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:41:05, skipping insertion in model container [2020-10-11 19:41:05,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:41:05" (2/3) ... [2020-10-11 19:41:05,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188acf5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:41:05, skipping insertion in model container [2020-10-11 19:41:05,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:41:05" (3/3) ... [2020-10-11 19:41:05,635 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2020-10-11 19:41:05,648 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-11 19:41:05,657 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-11 19:41:05,658 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-11 19:41:05,718 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,718 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,719 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,719 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,719 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,720 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,720 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,720 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,720 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,721 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,721 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,721 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,722 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,722 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,722 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,723 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,723 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,723 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,723 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,724 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,724 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,724 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,725 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,725 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,725 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,726 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,726 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,726 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,726 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,726 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,727 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,727 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,727 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,727 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,728 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,728 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,728 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,728 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,728 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,729 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,729 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,729 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,729 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,730 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,730 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,730 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,731 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,731 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,731 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,731 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,732 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,732 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,732 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,732 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,733 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,733 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,733 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,733 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,734 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,734 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,734 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,734 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,735 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,735 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,735 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,735 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,736 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,736 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,736 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,736 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,737 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,737 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,737 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,738 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,738 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,738 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,739 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,739 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,739 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,739 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,740 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,740 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,740 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,740 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,741 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,741 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,741 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,742 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,742 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,742 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,742 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,743 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,743 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,743 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,744 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,744 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,744 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,744 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,749 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,749 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,749 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,750 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,750 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,750 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,750 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,751 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,751 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,751 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,751 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,752 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,752 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,752 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,752 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,753 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,753 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,753 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,753 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,754 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,754 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,754 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,754 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,755 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,755 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,755 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,755 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,756 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-11 19:41:05,778 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-11 19:41:05,802 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-11 19:41:05,802 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-11 19:41:05,802 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-11 19:41:05,802 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-11 19:41:05,802 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-11 19:41:05,803 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-11 19:41:05,803 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-11 19:41:05,803 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-11 19:41:05,821 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 113 transitions, 234 flow [2020-10-11 19:41:05,883 INFO L129 PetriNetUnfolder]: 9/112 cut-off events. [2020-10-11 19:41:05,884 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-10-11 19:41:05,896 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. [2020-10-11 19:41:05,897 INFO L82 GeneralOperation]: Start removeDead. Operand has 108 places, 113 transitions, 234 flow [2020-10-11 19:41:05,908 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 99 places, 104 transitions, 211 flow [2020-10-11 19:41:05,934 INFO L129 PetriNetUnfolder]: 3/36 cut-off events. [2020-10-11 19:41:05,934 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-11 19:41:05,936 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-11 19:41:05,940 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 19:41:05,942 INFO L429 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]=== [2020-10-11 19:41:05,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 19:41:05,951 INFO L82 PathProgramCache]: Analyzing trace with hash 1018001295, now seen corresponding path program 1 times [2020-10-11 19:41:05,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 19:41:05,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871744282] [2020-10-11 19:41:05,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 19:41:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 19:41:06,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 19:41:06,163 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871744282] [2020-10-11 19:41:06,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 19:41:06,165 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-11 19:41:06,165 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578098754] [2020-10-11 19:41:06,177 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-11 19:41:06,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 19:41:06,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-11 19:41:06,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-11 19:41:06,196 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 113 [2020-10-11 19:41:06,198 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 104 transitions, 211 flow. Second operand 2 states. [2020-10-11 19:41:06,199 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-11 19:41:06,199 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 113 [2020-10-11 19:41:06,200 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-11 19:41:06,236 INFO L129 PetriNetUnfolder]: 3/98 cut-off events. [2020-10-11 19:41:06,237 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-11 19:41:06,238 INFO L80 FinitePrefix]: Finished finitePrefix Result has 103 conditions, 98 events. 3/98 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 184 event pairs, 0 based on Foata normal form. 6/98 useless extension candidates. Maximal degree in co-relation 100. Up to 2 conditions per place. [2020-10-11 19:41:06,240 INFO L132 encePairwiseOnDemand]: 107/113 looper letters, 0 selfloop transitions, 0 changer transitions 0/98 dead transitions. [2020-10-11 19:41:06,240 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 98 transitions, 199 flow [2020-10-11 19:41:06,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-11 19:41:06,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-10-11 19:41:06,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 220 transitions. [2020-10-11 19:41:06,255 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9734513274336283 [2020-10-11 19:41:06,256 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 220 transitions. [2020-10-11 19:41:06,257 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 220 transitions. [2020-10-11 19:41:06,259 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-11 19:41:06,261 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 220 transitions. [2020-10-11 19:41:06,264 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. [2020-10-11 19:41:06,269 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 3 states. [2020-10-11 19:41:06,270 INFO L81 ComplementDD]: Finished complementDD. Result 3 states. [2020-10-11 19:41:06,271 INFO L185 Difference]: Start difference. First operand has 99 places, 104 transitions, 211 flow. Second operand 2 states and 220 transitions. [2020-10-11 19:41:06,272 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 98 transitions, 199 flow [2020-10-11 19:41:06,276 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 98 transitions, 198 flow, removed 0 selfloop flow, removed 1 redundant places. [2020-10-11 19:41:06,283 INFO L241 Difference]: Finished difference. Result has 99 places, 98 transitions, 198 flow [2020-10-11 19:41:06,286 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=113, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=198, PETRI_PLACES=99, PETRI_TRANSITIONS=98} [2020-10-11 19:41:06,287 INFO L341 CegarLoopForPetriNet]: 99 programPoint places, 0 predicate places. [2020-10-11 19:41:06,287 INFO L481 AbstractCegarLoop]: Abstraction has has 99 places, 98 transitions, 198 flow [2020-10-11 19:41:06,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-11 19:41:06,287 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-11 19:41:06,288 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 19:41:06,288 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-11 19:41:06,288 INFO L429 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]=== [2020-10-11 19:41:06,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 19:41:06,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1018002256, now seen corresponding path program 1 times [2020-10-11 19:41:06,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 19:41:06,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922987489] [2020-10-11 19:41:06,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 19:41:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-11 19:41:06,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-11 19:41:06,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922987489] [2020-10-11 19:41:06,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-11 19:41:06,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-11 19:41:06,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686333541] [2020-10-11 19:41:06,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-11 19:41:06,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-11 19:41:06,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-11 19:41:06,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-11 19:41:06,450 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 113 [2020-10-11 19:41:06,450 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 98 transitions, 198 flow. Second operand 3 states. [2020-10-11 19:41:06,450 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-11 19:41:06,451 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 113 [2020-10-11 19:41:06,451 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-11 19:41:06,493 INFO L129 PetriNetUnfolder]: 3/122 cut-off events. [2020-10-11 19:41:06,493 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-11 19:41:06,494 INFO L80 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 122 events. 3/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 133 event pairs, 0 based on Foata normal form. 1/117 useless extension candidates. Maximal degree in co-relation 129. Up to 5 conditions per place. [2020-10-11 19:41:06,495 INFO L132 encePairwiseOnDemand]: 110/113 looper letters, 3 selfloop transitions, 2 changer transitions 0/99 dead transitions. [2020-10-11 19:41:06,496 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 99 transitions, 210 flow [2020-10-11 19:41:06,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-11 19:41:06,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-11 19:41:06,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 315 transitions. [2020-10-11 19:41:06,500 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9292035398230089 [2020-10-11 19:41:06,500 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 315 transitions. [2020-10-11 19:41:06,500 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 315 transitions. [2020-10-11 19:41:06,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-11 19:41:06,501 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 315 transitions. [2020-10-11 19:41:06,503 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-11 19:41:06,505 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-11 19:41:06,505 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-11 19:41:06,506 INFO L185 Difference]: Start difference. First operand has 99 places, 98 transitions, 198 flow. Second operand 3 states and 315 transitions. [2020-10-11 19:41:06,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 99 transitions, 210 flow [2020-10-11 19:41:06,507 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 99 transitions, 210 flow, removed 0 selfloop flow, removed 0 redundant places. [2020-10-11 19:41:06,510 INFO L241 Difference]: Finished difference. Result has 102 places, 99 transitions, 210 flow [2020-10-11 19:41:06,511 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=113, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=210, PETRI_PLACES=102, PETRI_TRANSITIONS=99} [2020-10-11 19:41:06,512 INFO L341 CegarLoopForPetriNet]: 99 programPoint places, 3 predicate places. [2020-10-11 19:41:06,512 INFO L481 AbstractCegarLoop]: Abstraction has has 102 places, 99 transitions, 210 flow [2020-10-11 19:41:06,512 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-11 19:41:06,512 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-11 19:41:06,513 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-11 19:41:06,513 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-11 19:41:06,513 INFO L429 AbstractCegarLoop]: === Iteration 3 === [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]=== [2020-10-11 19:41:06,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-11 19:41:06,514 INFO L82 PathProgramCache]: Analyzing trace with hash -925601891, now seen corresponding path program 1 times [2020-10-11 19:41:06,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-11 19:41:06,514 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836164043] [2020-10-11 19:41:06,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-11 19:41:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-11 19:41:06,562 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-11 19:41:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-11 19:41:06,598 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-11 19:41:06,642 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-11 19:41:06,642 INFO L519 BasicCegarLoop]: Counterexample might be feasible [2020-10-11 19:41:06,643 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-11 19:41:06,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 07:41:06 BasicIcfg [2020-10-11 19:41:06,726 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-11 19:41:06,731 INFO L168 Benchmark]: Toolchain (without parser) took 2484.85 ms. Allocated memory was 248.0 MB in the beginning and 354.9 MB in the end (delta: 107.0 MB). Free memory was 203.7 MB in the beginning and 291.6 MB in the end (delta: -87.9 MB). Peak memory consumption was 19.1 MB. Max. memory is 14.2 GB. [2020-10-11 19:41:06,733 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 248.0 MB. Free memory was 226.0 MB in the beginning and 225.2 MB in the end (delta: 839.2 kB). Peak memory consumption was 839.2 kB. Max. memory is 14.2 GB. [2020-10-11 19:41:06,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 785.92 ms. Allocated memory was 248.0 MB in the beginning and 305.1 MB in the end (delta: 57.1 MB). Free memory was 202.9 MB in the beginning and 246.3 MB in the end (delta: -43.4 MB). Peak memory consumption was 28.3 MB. Max. memory is 14.2 GB. [2020-10-11 19:41:06,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.09 ms. Allocated memory is still 305.1 MB. Free memory was 246.3 MB in the beginning and 243.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-11 19:41:06,737 INFO L168 Benchmark]: Boogie Preprocessor took 35.27 ms. Allocated memory is still 305.1 MB. Free memory was 243.8 MB in the beginning and 242.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. [2020-10-11 19:41:06,738 INFO L168 Benchmark]: RCFGBuilder took 483.72 ms. Allocated memory is still 305.1 MB. Free memory was 241.3 MB in the beginning and 212.3 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 14.2 GB. [2020-10-11 19:41:06,741 INFO L168 Benchmark]: TraceAbstraction took 1099.22 ms. Allocated memory was 305.1 MB in the beginning and 354.9 MB in the end (delta: 49.8 MB). Free memory was 211.4 MB in the beginning and 291.6 MB in the end (delta: -80.1 MB). There was no memory consumed. Max. memory is 14.2 GB. [2020-10-11 19:41:06,757 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 248.0 MB. Free memory was 226.0 MB in the beginning and 225.2 MB in the end (delta: 839.2 kB). Peak memory consumption was 839.2 kB. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 785.92 ms. Allocated memory was 248.0 MB in the beginning and 305.1 MB in the end (delta: 57.1 MB). Free memory was 202.9 MB in the beginning and 246.3 MB in the end (delta: -43.4 MB). Peak memory consumption was 28.3 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 74.09 ms. Allocated memory is still 305.1 MB. Free memory was 246.3 MB in the beginning and 243.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 35.27 ms. Allocated memory is still 305.1 MB. Free memory was 243.8 MB in the beginning and 242.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. * RCFGBuilder took 483.72 ms. Allocated memory is still 305.1 MB. Free memory was 241.3 MB in the beginning and 212.3 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 14.2 GB. * TraceAbstraction took 1099.22 ms. Allocated memory was 305.1 MB in the beginning and 354.9 MB in the end (delta: 49.8 MB). Free memory was 211.4 MB in the beginning and 291.6 MB in the end (delta: -80.1 MB). There was no memory consumed. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 6 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 9 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=211occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 83 NumberOfCodeBlocks, 83 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 924 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...