/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-21 22:11:58,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-21 22:11:58,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-21 22:11:58,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-21 22:11:58,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-21 22:11:58,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-21 22:11:58,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-21 22:11:58,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-21 22:11:58,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-21 22:11:58,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-21 22:11:58,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-21 22:11:58,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-21 22:11:58,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-21 22:11:58,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-21 22:11:58,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-21 22:11:58,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-21 22:11:58,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-21 22:11:58,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-21 22:11:58,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-21 22:11:58,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-21 22:11:58,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-21 22:11:58,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-21 22:11:58,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-21 22:11:58,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-21 22:11:58,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-21 22:11:58,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-21 22:11:58,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-21 22:11:58,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-21 22:11:58,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-21 22:11:58,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-21 22:11:58,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-21 22:11:58,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-21 22:11:58,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-21 22:11:58,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-21 22:11:58,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-21 22:11:58,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-21 22:11:58,459 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-21 22:11:58,497 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-21 22:11:58,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-21 22:11:58,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-21 22:11:58,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-21 22:11:58,500 INFO L138 SettingsManager]: * Use SBE=true [2020-10-21 22:11:58,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-21 22:11:58,501 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-21 22:11:58,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-21 22:11:58,502 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-21 22:11:58,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-21 22:11:58,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-21 22:11:58,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-21 22:11:58,503 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-21 22:11:58,504 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-21 22:11:58,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-21 22:11:58,504 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-21 22:11:58,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-21 22:11:58,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-21 22:11:58,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-21 22:11:58,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-21 22:11:58,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-21 22:11:58,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-21 22:11:58,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-21 22:11:58,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-21 22:11:58,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-21 22:11:58,506 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-21 22:11:58,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-21 22:11:58,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-21 22:11:58,507 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-21 22:11:58,507 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-21 22:11:58,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-21 22:11:58,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-21 22:11:58,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-21 22:11:58,826 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-21 22:11:58,829 INFO L275 PluginConnector]: CDTParser initialized [2020-10-21 22:11:58,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2020-10-21 22:11:58,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45668122b/33f677d3a8ee415c9b01067a47fbc575/FLAG7e213dd11 [2020-10-21 22:11:59,479 INFO L306 CDTParser]: Found 1 translation units. [2020-10-21 22:11:59,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2020-10-21 22:11:59,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45668122b/33f677d3a8ee415c9b01067a47fbc575/FLAG7e213dd11 [2020-10-21 22:11:59,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45668122b/33f677d3a8ee415c9b01067a47fbc575 [2020-10-21 22:11:59,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-21 22:11:59,778 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-21 22:11:59,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-21 22:11:59,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-21 22:11:59,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-21 22:11:59,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 10:11:59" (1/1) ... [2020-10-21 22:11:59,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59e5687c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:11:59, skipping insertion in model container [2020-10-21 22:11:59,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 10:11:59" (1/1) ... [2020-10-21 22:11:59,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-21 22:11:59,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-21 22:12:00,002 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-21 22:12:00,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 22:12:00,372 INFO L203 MainTranslator]: Completed pre-run [2020-10-21 22:12:00,387 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-10-21 22:12:00,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 22:12:00,556 INFO L208 MainTranslator]: Completed translation [2020-10-21 22:12:00,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00 WrapperNode [2020-10-21 22:12:00,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-21 22:12:00,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-21 22:12:00,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-21 22:12:00,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-21 22:12:00,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00" (1/1) ... [2020-10-21 22:12:00,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00" (1/1) ... [2020-10-21 22:12:00,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-21 22:12:00,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-21 22:12:00,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-21 22:12:00,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-21 22:12:00,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00" (1/1) ... [2020-10-21 22:12:00,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00" (1/1) ... [2020-10-21 22:12:00,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00" (1/1) ... [2020-10-21 22:12:00,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00" (1/1) ... [2020-10-21 22:12:00,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00" (1/1) ... [2020-10-21 22:12:00,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00" (1/1) ... [2020-10-21 22:12:00,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00" (1/1) ... [2020-10-21 22:12:00,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-21 22:12:00,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-21 22:12:00,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-21 22:12:00,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-21 22:12:00,667 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00" (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 [2020-10-21 22:12:00,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-21 22:12:00,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-21 22:12:00,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-21 22:12:00,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-21 22:12:00,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-21 22:12:00,734 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2020-10-21 22:12:00,734 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2020-10-21 22:12:00,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-21 22:12:00,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-21 22:12:00,736 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-21 22:12:01,234 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-21 22:12:01,234 INFO L298 CfgBuilder]: Removed 23 assume(true) statements. [2020-10-21 22:12:01,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 10:12:01 BoogieIcfgContainer [2020-10-21 22:12:01,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-21 22:12:01,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-21 22:12:01,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-21 22:12:01,242 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-21 22:12:01,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 10:11:59" (1/3) ... [2020-10-21 22:12:01,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b9f6d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 10:12:01, skipping insertion in model container [2020-10-21 22:12:01,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:12:00" (2/3) ... [2020-10-21 22:12:01,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b9f6d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 10:12:01, skipping insertion in model container [2020-10-21 22:12:01,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 10:12:01" (3/3) ... [2020-10-21 22:12:01,246 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2020-10-21 22:12:01,259 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-21 22:12:01,259 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-21 22:12:01,267 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-21 22:12:01,268 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-21 22:12:01,304 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,305 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,305 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,305 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,305 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,306 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,306 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,306 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,306 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,307 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,307 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,307 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,308 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,308 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,308 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,308 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,308 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,309 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,309 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,309 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,309 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,310 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,310 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,310 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,310 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,310 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,311 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,311 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,311 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,311 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,312 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,312 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,312 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,312 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,313 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,313 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,313 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,313 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,313 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,314 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,314 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,314 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,314 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,315 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,315 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,315 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,315 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,316 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,316 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,316 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,316 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,317 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,317 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,317 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,317 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,318 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,318 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,318 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,318 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,318 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,319 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,319 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,319 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,319 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,320 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,320 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,320 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,321 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,321 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,321 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,321 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,322 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,322 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,322 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,322 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,322 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,323 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,323 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,323 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,324 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,324 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,324 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,324 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,325 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,325 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,325 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,326 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,326 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,326 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,327 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,327 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,327 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,327 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,328 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,328 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,328 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,328 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,329 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,329 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,329 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,329 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,330 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,330 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,330 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,330 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,331 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,331 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,331 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,331 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,332 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,336 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,336 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,336 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,337 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,337 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,337 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,337 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,337 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,338 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,338 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,338 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,338 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~ret20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,338 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,339 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,339 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,339 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,339 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,340 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,340 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,340 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,340 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,340 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,341 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,341 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#t~pre21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,341 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,341 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,342 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,342 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,342 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,342 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:12:01,352 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-10-21 22:12:01,367 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-21 22:12:01,390 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 22:12:01,390 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 22:12:01,391 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-21 22:12:01,391 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 22:12:01,391 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 22:12:01,391 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 22:12:01,391 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 22:12:01,391 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 22:12:01,409 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-21 22:12:01,412 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 128 places, 136 transitions, 280 flow [2020-10-21 22:12:01,415 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 128 places, 136 transitions, 280 flow [2020-10-21 22:12:01,417 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 128 places, 136 transitions, 280 flow [2020-10-21 22:12:01,507 INFO L129 PetriNetUnfolder]: 12/135 cut-off events. [2020-10-21 22:12:01,507 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-10-21 22:12:01,517 INFO L80 FinitePrefix]: Finished finitePrefix Result has 140 conditions, 135 events. 12/135 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 268 event pairs, 0 based on Foata normal form. 0/120 useless extension candidates. Maximal degree in co-relation 102. Up to 3 conditions per place. [2020-10-21 22:12:01,523 INFO L116 LiptonReduction]: Number of co-enabled transitions 4752 [2020-10-21 22:12:01,793 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 22:12:04,196 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-10-21 22:12:05,490 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2020-10-21 22:12:05,670 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-21 22:12:05,793 INFO L131 LiptonReduction]: Checked pairs total: 7241 [2020-10-21 22:12:05,794 INFO L133 LiptonReduction]: Total number of compositions: 150 [2020-10-21 22:12:05,819 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26 places, 27 transitions, 62 flow [2020-10-21 22:12:05,837 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 94 states. [2020-10-21 22:12:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states. [2020-10-21 22:12:05,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-21 22:12:05,845 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 22:12:05,846 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-21 22:12:05,846 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]=== [2020-10-21 22:12:05,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 22:12:05,853 INFO L82 PathProgramCache]: Analyzing trace with hash 17436406, now seen corresponding path program 1 times [2020-10-21 22:12:05,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 22:12:05,864 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625713876] [2020-10-21 22:12:05,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 22:12:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 22:12:06,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 22:12:06,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625713876] [2020-10-21 22:12:06,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 22:12:06,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-21 22:12:06,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59858328] [2020-10-21 22:12:06,065 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 22:12:06,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 22:12:06,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 22:12:06,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 22:12:06,083 INFO L87 Difference]: Start difference. First operand 94 states. Second operand 3 states. [2020-10-21 22:12:06,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 22:12:06,129 INFO L93 Difference]: Finished difference Result 139 states and 289 transitions. [2020-10-21 22:12:06,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 22:12:06,131 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-10-21 22:12:06,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 22:12:06,146 INFO L225 Difference]: With dead ends: 139 [2020-10-21 22:12:06,146 INFO L226 Difference]: Without dead ends: 128 [2020-10-21 22:12:06,148 INFO L677 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 [2020-10-21 22:12:06,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-10-21 22:12:06,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 92. [2020-10-21 22:12:06,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-10-21 22:12:06,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 192 transitions. [2020-10-21 22:12:06,204 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 192 transitions. Word has length 4 [2020-10-21 22:12:06,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 22:12:06,205 INFO L481 AbstractCegarLoop]: Abstraction has 92 states and 192 transitions. [2020-10-21 22:12:06,205 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 22:12:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 192 transitions. [2020-10-21 22:12:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-21 22:12:06,207 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 22:12:06,207 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-21 22:12:06,207 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-21 22:12:06,208 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]=== [2020-10-21 22:12:06,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 22:12:06,208 INFO L82 PathProgramCache]: Analyzing trace with hash -242795617, now seen corresponding path program 1 times [2020-10-21 22:12:06,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 22:12:06,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317545258] [2020-10-21 22:12:06,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 22:12:06,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 22:12:06,286 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 22:12:06,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 22:12:06,352 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 22:12:06,380 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-21 22:12:06,380 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-21 22:12:06,381 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-21 22:12:06,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 10:12:06 BasicIcfg [2020-10-21 22:12:06,412 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-21 22:12:06,414 INFO L168 Benchmark]: Toolchain (without parser) took 6641.90 ms. Allocated memory was 142.1 MB in the beginning and 287.3 MB in the end (delta: 145.2 MB). Free memory was 97.8 MB in the beginning and 93.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 149.8 MB. Max. memory is 7.1 GB. [2020-10-21 22:12:06,415 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 142.1 MB. Free memory was 118.5 MB in the beginning and 118.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-21 22:12:06,416 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.03 ms. Allocated memory was 142.1 MB in the beginning and 203.4 MB in the end (delta: 61.3 MB). Free memory was 96.9 MB in the beginning and 146.2 MB in the end (delta: -49.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2020-10-21 22:12:06,417 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.40 ms. Allocated memory is still 203.4 MB. Free memory was 146.2 MB in the beginning and 143.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-21 22:12:06,418 INFO L168 Benchmark]: Boogie Preprocessor took 36.63 ms. Allocated memory is still 203.4 MB. Free memory was 143.5 MB in the beginning and 141.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-21 22:12:06,419 INFO L168 Benchmark]: RCFGBuilder took 578.90 ms. Allocated memory is still 203.4 MB. Free memory was 141.5 MB in the beginning and 109.5 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. [2020-10-21 22:12:06,420 INFO L168 Benchmark]: TraceAbstraction took 5174.27 ms. Allocated memory was 203.4 MB in the beginning and 287.3 MB in the end (delta: 83.9 MB). Free memory was 108.8 MB in the beginning and 93.2 MB in the end (delta: 15.6 MB). Peak memory consumption was 99.5 MB. Max. memory is 7.1 GB. [2020-10-21 22:12:06,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 142.1 MB. Free memory was 118.5 MB in the beginning and 118.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 784.03 ms. Allocated memory was 142.1 MB in the beginning and 203.4 MB in the end (delta: 61.3 MB). Free memory was 96.9 MB in the beginning and 146.2 MB in the end (delta: -49.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 57.40 ms. Allocated memory is still 203.4 MB. Free memory was 146.2 MB in the beginning and 143.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.63 ms. Allocated memory is still 203.4 MB. Free memory was 143.5 MB in the beginning and 141.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 578.90 ms. Allocated memory is still 203.4 MB. Free memory was 141.5 MB in the beginning and 109.5 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5174.27 ms. Allocated memory was 203.4 MB in the beginning and 287.3 MB in the end (delta: 83.9 MB). Free memory was 108.8 MB in the beginning and 93.2 MB in the end (delta: 15.6 MB). Peak memory consumption was 99.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 3458 VarBasedMoverChecksPositive, 106 VarBasedMoverChecksNegative, 39 SemBasedMoverChecksPositive, 67 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 122 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 4.3s, 128 PlacesBefore, 26 PlacesAfterwards, 136 TransitionsBefore, 27 TransitionsAfterwards, 4752 CoEnabledTransitionPairs, 8 FixpointIterations, 29 TrivialSequentialCompositions, 88 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 26 ConcurrentYvCompositions, 7 ChoiceCompositions, 150 TotalNumberOfCompositions, 7241 MoverChecksTotal - CounterExampleResult [Line: 803]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L864] 0 pthread_t reader; [L865] 0 Ring r; [L823] EXPR 0 r->writer = 0 [L823] 0 r->reader = r->writer = 0 [L867] FCALL, FORK 0 pthread_create( &reader, ((void *)0), &reader_nowait_fn, &r ) [L851] 1 Ring *r = arg; [L852] 1 long val = 0, last = 0, i = 0; [L853] COND TRUE 1 i < 8 [L815] EXPR 1 r->reader [L815] EXPR 1 r->q[ r->reader ] [L815] 1 long x = r->q[ r->reader ]; [L816] EXPR 1 r->reader [L816] 1 r->reader = (r->reader + 1) % 4 [L817] 1 return x; [L854] 1 val = ring_dequeue( r ) [L855] 1 !(val == last + 1) ? reach_error() : (void)0 [L803] COND FALSE 1 !(0) [L803] 1 __assert_fail ("0", "ring.h", 6, __extension__ __PRETTY_FUNCTION__) - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 125 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.9s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 4.4s, HoareTripleCheckerStatistics: 32 SDtfs, 14 SDslu, 18 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 36 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s 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...