/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-atomic/scull.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-09 14:52:24,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-09 14:52:24,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-09 14:52:24,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-09 14:52:24,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-09 14:52:24,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-09 14:52:24,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-09 14:52:24,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-09 14:52:24,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-09 14:52:24,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-09 14:52:24,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-09 14:52:24,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-09 14:52:24,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-09 14:52:24,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-09 14:52:24,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-09 14:52:24,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-09 14:52:24,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-09 14:52:24,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-09 14:52:24,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-09 14:52:24,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-09 14:52:24,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-09 14:52:24,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-09 14:52:24,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-09 14:52:24,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-09 14:52:24,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-09 14:52:24,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-09 14:52:24,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-09 14:52:24,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-09 14:52:24,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-09 14:52:24,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-09 14:52:24,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-09 14:52:24,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-09 14:52:24,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-09 14:52:24,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-09 14:52:24,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-09 14:52:24,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-09 14:52:24,662 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/VMCAI2021_PN.epf [2020-10-09 14:52:24,709 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-09 14:52:24,709 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-09 14:52:24,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-09 14:52:24,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-09 14:52:24,713 INFO L138 SettingsManager]: * Use SBE=true [2020-10-09 14:52:24,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-09 14:52:24,713 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-09 14:52:24,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-09 14:52:24,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-09 14:52:24,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-09 14:52:24,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-09 14:52:24,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-09 14:52:24,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-09 14:52:24,717 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-09 14:52:24,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-09 14:52:24,717 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-09 14:52:24,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-09 14:52:24,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-09 14:52:24,718 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-09 14:52:24,718 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-09 14:52:24,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-09 14:52:24,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-09 14:52:24,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-09 14:52:24,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-09 14:52:24,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-09 14:52:24,720 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-10-09 14:52:24,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-09 14:52:24,720 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-10-09 14:52:24,720 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-10-09 14:52:24,721 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-09 14:52:25,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-09 14:52:25,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-09 14:52:25,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-09 14:52:25,142 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-09 14:52:25,143 INFO L275 PluginConnector]: CDTParser initialized [2020-10-09 14:52:25,144 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/scull.i [2020-10-09 14:52:25,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e0caa427/df0d00f35201441c8d05171056b7ea5e/FLAGf1b55a151 [2020-10-09 14:52:25,835 INFO L306 CDTParser]: Found 1 translation units. [2020-10-09 14:52:25,838 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/scull.i [2020-10-09 14:52:25,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e0caa427/df0d00f35201441c8d05171056b7ea5e/FLAGf1b55a151 [2020-10-09 14:52:26,050 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e0caa427/df0d00f35201441c8d05171056b7ea5e [2020-10-09 14:52:26,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-09 14:52:26,063 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-09 14:52:26,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-09 14:52:26,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-09 14:52:26,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-09 14:52:26,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.10 02:52:26" (1/1) ... [2020-10-09 14:52:26,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d3bb76f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:26, skipping insertion in model container [2020-10-09 14:52:26,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.10 02:52:26" (1/1) ... [2020-10-09 14:52:26,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-09 14:52:26,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-09 14:52:26,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-09 14:52:26,847 INFO L203 MainTranslator]: Completed pre-run [2020-10-09 14:52:26,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-09 14:52:27,034 INFO L208 MainTranslator]: Completed translation [2020-10-09 14:52:27,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27 WrapperNode [2020-10-09 14:52:27,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-09 14:52:27,039 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-09 14:52:27,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-09 14:52:27,039 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-09 14:52:27,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27" (1/1) ... [2020-10-09 14:52:27,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27" (1/1) ... [2020-10-09 14:52:27,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-09 14:52:27,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-09 14:52:27,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-09 14:52:27,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-09 14:52:27,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27" (1/1) ... [2020-10-09 14:52:27,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27" (1/1) ... [2020-10-09 14:52:27,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27" (1/1) ... [2020-10-09 14:52:27,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27" (1/1) ... [2020-10-09 14:52:27,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27" (1/1) ... [2020-10-09 14:52:27,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27" (1/1) ... [2020-10-09 14:52:27,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27" (1/1) ... [2020-10-09 14:52:27,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-09 14:52:27,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-09 14:52:27,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-09 14:52:27,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-09 14:52:27,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27" (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 [2020-10-09 14:52:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-09 14:52:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-09 14:52:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-09 14:52:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-09 14:52:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-09 14:52:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-09 14:52:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-09 14:52:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure loader [2020-10-09 14:52:27,226 INFO L138 BoogieDeclarations]: Found implementation of procedure loader [2020-10-09 14:52:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-09 14:52:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-09 14:52:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-09 14:52:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-09 14:52:27,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-09 14:52:27,230 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-09 14:52:27,519 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L876: scull_init_module_#res := scull_init_module_~result~0; [2020-10-09 14:52:27,519 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L879: assume -2147483648 <= scull_cleanup_module_#t~ret27 && scull_cleanup_module_#t~ret27 <= 2147483647; [2020-10-09 14:52:27,520 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L879-1: havoc scull_cleanup_module_#t~ret27; [2020-10-09 14:52:27,520 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint scull_trim_returnLabel: scull_cleanup_module_#t~ret27 := scull_trim_#res; [2020-10-09 14:52:28,042 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-09 14:52:28,043 INFO L298 CfgBuilder]: Removed 50 assume(true) statements. [2020-10-09 14:52:28,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.10 02:52:28 BoogieIcfgContainer [2020-10-09 14:52:28,046 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-09 14:52:28,047 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-09 14:52:28,048 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-09 14:52:28,051 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-09 14:52:28,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.10 02:52:26" (1/3) ... [2020-10-09 14:52:28,052 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d03cd89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.10 02:52:28, skipping insertion in model container [2020-10-09 14:52:28,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 02:52:27" (2/3) ... [2020-10-09 14:52:28,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d03cd89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.10 02:52:28, skipping insertion in model container [2020-10-09 14:52:28,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.10 02:52:28" (3/3) ... [2020-10-09 14:52:28,055 INFO L111 eAbstractionObserver]: Analyzing ICFG scull.i [2020-10-09 14:52:28,070 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-09 14:52:28,078 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-09 14:52:28,079 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-09 14:52:28,147 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,148 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,148 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,149 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,149 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_init_module_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,149 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_init_module_~result~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,150 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_init_module_~result~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,150 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_init_module_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,150 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_init_module_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,150 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_#t~ret28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,150 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_#t~ret28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,151 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_#t~ret28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,151 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_cleanup_module_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,151 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_cleanup_module_#t~ret27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,151 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_cleanup_module_~dev~4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,152 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_cleanup_module_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,152 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_cleanup_module_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,152 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_cleanup_module_~dev~4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,152 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_cleanup_module_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,153 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_cleanup_module_~dev~4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,153 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_trim_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,153 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,153 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_trim_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,154 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_trim_~qset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,154 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_trim_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,154 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_trim_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,154 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_trim_~qset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,155 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,155 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,155 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_cleanup_module_#t~ret27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,155 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_cleanup_module_#t~ret27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,156 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_cleanup_module_#t~ret27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,156 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,156 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,159 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,159 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,159 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,160 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,160 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,161 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~filp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,161 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,161 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,161 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,162 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~buf~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,162 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,162 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,162 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~off~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,163 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~filp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,164 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,164 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#in~i| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,164 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,164 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,165 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~i not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,165 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,165 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,165 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,165 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,166 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,166 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,166 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,166 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#in~i| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,166 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~i not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,167 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,167 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,167 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,167 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~i not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,168 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,168 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,168 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,168 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,169 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,169 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,169 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,169 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,169 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,170 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,170 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,170 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,171 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,171 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,171 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,171 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,172 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,172 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,172 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,172 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_trim_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,173 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,173 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,173 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,173 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_trim_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,174 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_trim_~qset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,174 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~off~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,174 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~buf~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,174 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~filp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,174 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,175 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,175 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~count| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,175 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,175 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~buf| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,176 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~f_pos| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,176 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_trim_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,176 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_trim_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,177 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,177 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_trim_~qset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,177 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~rest~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,177 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~retval~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,178 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~q_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,178 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,178 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~dev~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,178 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,179 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,179 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~dptr~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,179 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,179 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,179 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~quantum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,179 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,180 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,180 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~qset~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,180 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~item~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,180 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~itemsize~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,180 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~s_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,180 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~buf not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,181 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,181 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,181 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,181 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,182 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~buf| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,182 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~buf not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,182 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~count| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,182 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,182 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,183 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~f_pos| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,183 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,183 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,183 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,183 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,184 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~dev~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,184 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,184 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~dptr~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,184 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,184 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~quantum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,185 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~qset~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,185 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~qset~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,185 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~quantum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,185 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~itemsize~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,186 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,186 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~item~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,186 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~s_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,186 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~q_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,187 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~rest~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,187 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~retval~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,187 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,187 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,187 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,188 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,188 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,188 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,188 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,189 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,189 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,189 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,189 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,189 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,190 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,190 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,190 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,190 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,190 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,191 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,191 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,191 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,191 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,192 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,192 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,192 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~retval~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,192 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,192 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,193 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,193 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~itemsize~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,193 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,193 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~item~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,194 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,194 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,194 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,194 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~rest~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,194 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~rest~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,195 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~quantum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,195 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~s_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,195 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~rest~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,196 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~q_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,196 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~item~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,196 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~dev~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,196 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,197 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,197 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,197 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_follow_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,197 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_follow_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,198 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,198 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,198 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_follow_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,198 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,198 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_follow_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,199 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,199 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,199 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,199 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,200 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,200 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,200 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,200 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,200 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~dptr~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,201 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,201 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,201 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~q_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,201 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~quantum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,201 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,201 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~q_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,202 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~quantum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,202 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~q_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,202 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~quantum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,202 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,202 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,203 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~s_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,203 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~buf not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,203 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~q_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,203 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,203 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#in~from| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,204 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#in~to| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,204 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,204 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_copy_to_user_~to not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,204 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_copy_to_user_~from not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,205 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,205 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_copy_to_user_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,205 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#in~to| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,205 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_copy_to_user_~to not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,205 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#in~from| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,206 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_copy_to_user_~from not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,206 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,206 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_copy_to_user_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,206 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_copy_to_user_~from not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,207 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_copy_to_user_~to not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,207 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,207 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,207 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,207 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,208 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,208 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,208 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,208 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,209 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,209 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,209 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,210 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~retval~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,210 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,210 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,210 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,210 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,211 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~retval~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,213 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,213 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,214 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,214 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,214 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,214 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,215 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~filp~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,215 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,215 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,215 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,216 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~buf~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,216 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,216 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~count~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,216 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~off~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,216 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~filp~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,217 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,217 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,217 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#in~i| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,217 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,218 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,218 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,218 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,218 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,218 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,219 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~i not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,219 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,219 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,219 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#in~i| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,219 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~i not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,220 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,220 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,220 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,220 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~i not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,221 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,221 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,221 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,221 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,221 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,244 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,245 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,245 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,245 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,245 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,246 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,246 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,246 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,246 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,246 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,247 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,247 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,247 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,247 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,247 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_trim_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,248 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,248 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,248 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,248 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_trim_~qset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,248 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_trim_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,249 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~off~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,249 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~buf~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,249 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~filp~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,249 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~count~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,249 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~count| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,249 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,249 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,250 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~buf| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,250 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~f_pos| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,250 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_trim_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,250 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_trim_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,250 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,251 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_trim_~qset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,251 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,251 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~qset~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,251 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~quantum~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,252 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,252 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~itemsize~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,252 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~item~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,252 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~retval~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,253 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,253 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,253 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,253 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~q_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,253 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,253 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~s_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,253 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~buf not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,254 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~rest~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,254 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~dptr~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,254 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,254 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~dev~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,254 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,255 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,255 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,255 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,255 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~buf| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,256 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~buf not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,256 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~count| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,256 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,256 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,256 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~f_pos| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,257 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,257 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,257 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,257 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,257 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~dev~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,258 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,258 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~dptr~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,258 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,258 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~quantum~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,259 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~qset~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,259 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~qset~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,259 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~quantum~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,259 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~itemsize~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,259 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,260 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~item~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,260 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~s_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,260 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~q_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,260 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~rest~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,260 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~retval~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,261 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,261 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,261 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,261 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,262 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,262 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,262 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,262 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,262 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,263 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,263 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,263 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,263 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,263 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~itemsize~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,263 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,264 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~item~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,264 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,264 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,264 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,264 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~rest~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,265 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,265 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~rest~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,265 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~quantum~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,265 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~s_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,265 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,265 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~rest~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,266 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~q_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,266 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,266 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,266 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~item~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,266 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~dev~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,267 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,267 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,267 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,267 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,268 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_follow_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,268 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_follow_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,268 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,268 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_follow_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,268 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,268 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_follow_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,269 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,269 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,269 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,269 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,269 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,269 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,270 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,270 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,270 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~dptr~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,270 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,270 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~dptr~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,271 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~dptr~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,271 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~quantum~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,271 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,271 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~q_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,271 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~quantum~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,272 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,272 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~q_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,272 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~retval~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,272 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,272 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~q_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,273 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~quantum~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,273 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,273 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~buf not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,273 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,273 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~q_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,273 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~s_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,274 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,274 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#in~to| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,274 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#in~from| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,274 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,274 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_copy_from_user_~from not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,274 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_copy_from_user_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,275 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,275 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_copy_from_user_~to not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,275 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#in~to| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,275 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_copy_from_user_~to not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,275 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#in~from| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,276 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_copy_from_user_~from not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,276 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,276 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_copy_from_user_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,276 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_copy_from_user_~from not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,276 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_copy_from_user_~to not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,276 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,277 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,277 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,277 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,277 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,278 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,278 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,278 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,278 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,278 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,279 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,279 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~retval~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,279 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,279 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,279 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,279 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,279 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~retval~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,280 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,280 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,280 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,285 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_follow_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,285 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#in~from| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,285 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_copy_to_user_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,286 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~quantum~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,286 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~i not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,286 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#in~to| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,286 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~retval~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,287 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~q_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,287 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_trim_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,287 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,287 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~s_pos~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,287 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,288 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~buf not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,288 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_trim_~qset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,288 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_trim_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,288 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,288 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~count| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,289 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,289 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~itemsize~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,289 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,292 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,292 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~buf~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,293 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~filp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,293 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,293 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~f_pos| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,293 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_follow_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,293 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,293 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,293 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,294 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,294 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,294 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,294 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,294 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,294 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,295 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,295 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,295 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_copy_to_user_~to not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,295 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~dptr~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,295 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,296 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_copy_to_user_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,296 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,296 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,296 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,296 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~off~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,296 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~buf| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,297 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,297 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~qset~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,297 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,297 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~item~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,297 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,297 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#in~i| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,298 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,298 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,298 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~dev~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,298 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,298 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,298 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_copy_to_user_~from not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,299 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_follow_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,299 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,299 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_read_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,299 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_read_~rest~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,299 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,299 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,300 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,300 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,310 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,311 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_trim_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,311 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,311 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_trim_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,311 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_trim_~qset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,312 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~dev~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,312 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~off~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,312 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,312 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~dev~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,312 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~count~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,312 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~buf not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,313 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~quantum~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,313 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~f_pos not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,313 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#in~to| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,313 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,313 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_follow_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,313 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~i not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,314 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~filp~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,314 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,314 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,314 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_copy_from_user_~from not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,314 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,315 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~tid| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,315 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,315 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~q_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,315 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~count not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,315 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_follow_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,315 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~s_pos~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,316 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,316 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,316 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,316 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,316 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~tid not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,316 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,316 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~filp| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,317 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,317 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,317 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_copy_from_user_~to not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,317 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#t~ret8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,317 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,317 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~retval~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,317 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_open_#in~i| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,318 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,318 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~qset~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,318 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,318 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~item~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,318 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~itemsize~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,318 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_down_interruptible_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,319 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~buf| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,319 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,319 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_copy_from_user_#in~from| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,319 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~rest~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,319 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~count| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,319 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_write_~dptr~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,320 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_scull_open_~filp not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,320 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_copy_from_user_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,320 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,320 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#in~f_pos| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,320 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,320 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,320 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,321 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,321 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_follow_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,321 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,321 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~buf~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,321 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_scull_write_#t~ret13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,324 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_cleanup_module_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,325 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_trim_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,325 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,325 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_cleanup_module_#t~ret27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,325 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_trim_~dev not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,326 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,326 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_init_module_~result~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,326 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_trim_#in~dev| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,326 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,326 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_scull_init_module_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,326 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_trim_~qset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,327 WARN L313 ript$VariableManager]: TermVariabe |loaderThread1of1ForFork2_#t~ret28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,327 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_scull_cleanup_module_~dev~4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,327 WARN L313 ript$VariableManager]: TermVariabe loaderThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 14:52:28,359 INFO L253 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2020-10-09 14:52:28,386 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-09 14:52:28,386 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-09 14:52:28,387 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-09 14:52:28,387 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-09 14:52:28,387 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-09 14:52:28,387 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-09 14:52:28,387 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-09 14:52:28,387 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-09 14:52:28,412 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 350 places, 362 transitions, 766 flow [2020-10-09 14:52:28,632 INFO L129 PetriNetUnfolder]: 21/370 cut-off events. [2020-10-09 14:52:28,632 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2020-10-09 14:52:28,655 INFO L80 FinitePrefix]: Finished finitePrefix Result has 392 conditions, 370 events. 21/370 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 993 event pairs, 0 based on Foata normal form. 0/350 useless extension candidates. Maximal degree in co-relation 329. Up to 6 conditions per place. [2020-10-09 14:52:28,655 INFO L82 GeneralOperation]: Start removeDead. Operand has 350 places, 362 transitions, 766 flow [2020-10-09 14:52:28,669 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 336 places, 346 transitions, 719 flow [2020-10-09 14:52:28,710 INFO L129 PetriNetUnfolder]: 2/179 cut-off events. [2020-10-09 14:52:28,710 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-10-09 14:52:28,711 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:52:28,712 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, 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] [2020-10-09 14:52:28,713 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:52:28,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:52:28,721 INFO L82 PathProgramCache]: Analyzing trace with hash 213721204, now seen corresponding path program 1 times [2020-10-09 14:52:28,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:52:28,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1332351999] [2020-10-09 14:52:28,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-10-09 14:52:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 14:52:28,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-09 14:52:28,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:52:28,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:28,952 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:52:28,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:28,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1332351999] [2020-10-09 14:52:28,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:52:28,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-10-09 14:52:28,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469245314] [2020-10-09 14:52:28,987 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-09 14:52:28,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:52:29,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-09 14:52:29,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 14:52:29,095 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 347 out of 362 [2020-10-09 14:52:29,099 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 336 places, 346 transitions, 719 flow. Second operand 3 states. [2020-10-09 14:52:29,100 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:52:29,100 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 347 of 362 [2020-10-09 14:52:29,102 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:52:29,495 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1108] thread2EXIT-->L921-2: Formula: (= |v_ULTIMATE.start_main_#t~mem41_7| v_thread2Thread1of1ForFork1_thidvar0_6) InVars {ULTIMATE.start_main_#t~mem41=|v_ULTIMATE.start_main_#t~mem41_7|, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_6} OutVars{ULTIMATE.start_main_#t~mem41=|v_ULTIMATE.start_main_#t~mem41_7|, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_6} AuxVars[] AssignedVars[][259], [loaderThread1of1ForFork2InUse, 353#true, 262#loaderENTRYtrue, thread1Thread1of1ForFork0NotInUse, thread2Thread1of1ForFork1NotInUse, 206#L921-2true]) [2020-10-09 14:52:29,495 INFO L383 tUnfolder$Statistics]: this new event has 206 ancestors and is cut-off event [2020-10-09 14:52:29,496 INFO L386 tUnfolder$Statistics]: existing Event has 184 ancestors and is cut-off event [2020-10-09 14:52:29,496 INFO L386 tUnfolder$Statistics]: existing Event has 216 ancestors and is cut-off event [2020-10-09 14:52:29,496 INFO L386 tUnfolder$Statistics]: existing Event has 165 ancestors and is cut-off event [2020-10-09 14:52:29,500 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1107] thread1EXIT-->L921-2: Formula: (= |v_ULTIMATE.start_main_#t~mem41_5| v_thread1Thread1of1ForFork0_thidvar0_6) InVars {ULTIMATE.start_main_#t~mem41=|v_ULTIMATE.start_main_#t~mem41_5|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_6} OutVars{ULTIMATE.start_main_#t~mem41=|v_ULTIMATE.start_main_#t~mem41_5|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_6} AuxVars[] AssignedVars[][251], [loaderThread1of1ForFork2InUse, 353#true, 262#loaderENTRYtrue, thread1Thread1of1ForFork0NotInUse, thread2Thread1of1ForFork1NotInUse, 206#L921-2true]) [2020-10-09 14:52:29,501 INFO L383 tUnfolder$Statistics]: this new event has 206 ancestors and is cut-off event [2020-10-09 14:52:29,501 INFO L386 tUnfolder$Statistics]: existing Event has 216 ancestors and is cut-off event [2020-10-09 14:52:29,501 INFO L386 tUnfolder$Statistics]: existing Event has 184 ancestors and is cut-off event [2020-10-09 14:52:29,502 INFO L386 tUnfolder$Statistics]: existing Event has 165 ancestors and is cut-off event [2020-10-09 14:52:29,516 INFO L381 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1107] thread1EXIT-->L921-2: Formula: (= |v_ULTIMATE.start_main_#t~mem41_5| v_thread1Thread1of1ForFork0_thidvar0_6) InVars {ULTIMATE.start_main_#t~mem41=|v_ULTIMATE.start_main_#t~mem41_5|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_6} OutVars{ULTIMATE.start_main_#t~mem41=|v_ULTIMATE.start_main_#t~mem41_5|, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_6} AuxVars[] AssignedVars[][251], [loaderThread1of1ForFork2InUse, 353#true, 262#loaderENTRYtrue, thread1Thread1of1ForFork0NotInUse, thread2Thread1of1ForFork1NotInUse, 206#L921-2true]) [2020-10-09 14:52:29,517 INFO L383 tUnfolder$Statistics]: this new event has 241 ancestors and is cut-off event [2020-10-09 14:52:29,517 INFO L386 tUnfolder$Statistics]: existing Event has 216 ancestors and is cut-off event [2020-10-09 14:52:29,517 INFO L386 tUnfolder$Statistics]: existing Event has 206 ancestors and is cut-off event [2020-10-09 14:52:29,518 INFO L386 tUnfolder$Statistics]: existing Event has 184 ancestors and is cut-off event [2020-10-09 14:52:29,518 INFO L386 tUnfolder$Statistics]: existing Event has 165 ancestors and is cut-off event [2020-10-09 14:52:29,519 INFO L381 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1108] thread2EXIT-->L921-2: Formula: (= |v_ULTIMATE.start_main_#t~mem41_7| v_thread2Thread1of1ForFork1_thidvar0_6) InVars {ULTIMATE.start_main_#t~mem41=|v_ULTIMATE.start_main_#t~mem41_7|, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_6} OutVars{ULTIMATE.start_main_#t~mem41=|v_ULTIMATE.start_main_#t~mem41_7|, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_6} AuxVars[] AssignedVars[][259], [loaderThread1of1ForFork2InUse, 353#true, 262#loaderENTRYtrue, thread1Thread1of1ForFork0NotInUse, thread2Thread1of1ForFork1NotInUse, 206#L921-2true]) [2020-10-09 14:52:29,520 INFO L383 tUnfolder$Statistics]: this new event has 241 ancestors and is cut-off event [2020-10-09 14:52:29,520 INFO L386 tUnfolder$Statistics]: existing Event has 184 ancestors and is cut-off event [2020-10-09 14:52:29,520 INFO L386 tUnfolder$Statistics]: existing Event has 216 ancestors and is cut-off event [2020-10-09 14:52:29,520 INFO L386 tUnfolder$Statistics]: existing Event has 165 ancestors and is cut-off event [2020-10-09 14:52:29,521 INFO L386 tUnfolder$Statistics]: existing Event has 206 ancestors and is cut-off event [2020-10-09 14:52:29,522 INFO L129 PetriNetUnfolder]: 82/1139 cut-off events. [2020-10-09 14:52:29,522 INFO L130 PetriNetUnfolder]: For 68/68 co-relation queries the response was YES. [2020-10-09 14:52:29,547 INFO L80 FinitePrefix]: Finished finitePrefix Result has 1268 conditions, 1139 events. 82/1139 cut-off events. For 68/68 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 6439 event pairs, 3 based on Foata normal form. 20/1101 useless extension candidates. Maximal degree in co-relation 1129. Up to 50 conditions per place. [2020-10-09 14:52:29,559 INFO L132 encePairwiseOnDemand]: 348/362 looper letters, 11 selfloop transitions, 6 changer transitions 0/348 dead transitions. [2020-10-09 14:52:29,559 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 338 places, 348 transitions, 757 flow [2020-10-09 14:52:29,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-09 14:52:29,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-09 14:52:29,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1068 transitions. [2020-10-09 14:52:29,586 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9834254143646409 [2020-10-09 14:52:29,587 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1068 transitions. [2020-10-09 14:52:29,588 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1068 transitions. [2020-10-09 14:52:29,592 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:52:29,597 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1068 transitions. [2020-10-09 14:52:29,603 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-09 14:52:29,615 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-09 14:52:29,616 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-09 14:52:29,619 INFO L185 Difference]: Start difference. First operand has 336 places, 346 transitions, 719 flow. Second operand 3 states and 1068 transitions. [2020-10-09 14:52:29,620 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 338 places, 348 transitions, 757 flow [2020-10-09 14:52:29,630 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 332 places, 348 transitions, 739 flow, removed 0 selfloop flow, removed 6 redundant places. [2020-10-09 14:52:29,641 INFO L241 Difference]: Finished difference. Result has 334 places, 348 transitions, 749 flow [2020-10-09 14:52:29,646 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=693, PETRI_DIFFERENCE_MINUEND_PLACES=330, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=342, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=749, PETRI_PLACES=334, PETRI_TRANSITIONS=348} [2020-10-09 14:52:29,647 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, -2 predicate places. [2020-10-09 14:52:29,648 INFO L481 AbstractCegarLoop]: Abstraction has has 334 places, 348 transitions, 749 flow [2020-10-09 14:52:29,648 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-09 14:52:29,648 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:52:29,648 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, 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, 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, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 14:52:29,864 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-09 14:52:29,864 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:52:29,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:52:29,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1634410150, now seen corresponding path program 1 times [2020-10-09 14:52:29,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:52:29,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [345164716] [2020-10-09 14:52:29,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-10-09 14:52:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 14:52:30,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-09 14:52:30,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:52:30,095 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-10-09 14:52:30,095 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-09 14:52:30,108 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-09 14:52:30,109 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-10-09 14:52:30,109 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2020-10-09 14:52:30,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:30,172 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:52:30,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:30,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [345164716] [2020-10-09 14:52:30,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:52:30,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-10-09 14:52:30,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249591344] [2020-10-09 14:52:30,234 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-09 14:52:30,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:52:30,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-09 14:52:30,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-09 14:52:30,338 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 348 out of 362 [2020-10-09 14:52:30,339 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 334 places, 348 transitions, 749 flow. Second operand 4 states. [2020-10-09 14:52:30,340 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:52:30,340 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 348 of 362 [2020-10-09 14:52:30,340 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:52:30,877 INFO L129 PetriNetUnfolder]: 53/1141 cut-off events. [2020-10-09 14:52:30,877 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2020-10-09 14:52:30,893 INFO L80 FinitePrefix]: Finished finitePrefix Result has 1217 conditions, 1141 events. 53/1141 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 5757 event pairs, 1 based on Foata normal form. 15/1109 useless extension candidates. Maximal degree in co-relation 1091. Up to 44 conditions per place. [2020-10-09 14:52:30,900 INFO L132 encePairwiseOnDemand]: 354/362 looper letters, 2 selfloop transitions, 8 changer transitions 0/342 dead transitions. [2020-10-09 14:52:30,900 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 332 places, 342 transitions, 745 flow [2020-10-09 14:52:30,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-09 14:52:30,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-09 14:52:30,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1058 transitions. [2020-10-09 14:52:30,908 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9742173112338858 [2020-10-09 14:52:30,908 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1058 transitions. [2020-10-09 14:52:30,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1058 transitions. [2020-10-09 14:52:30,910 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:52:30,910 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1058 transitions. [2020-10-09 14:52:30,913 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-09 14:52:30,917 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-09 14:52:30,917 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-09 14:52:30,917 INFO L185 Difference]: Start difference. First operand has 334 places, 348 transitions, 749 flow. Second operand 3 states and 1058 transitions. [2020-10-09 14:52:30,917 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 332 places, 342 transitions, 745 flow [2020-10-09 14:52:30,924 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 330 places, 342 transitions, 729 flow, removed 4 selfloop flow, removed 2 redundant places. [2020-10-09 14:52:30,940 INFO L241 Difference]: Finished difference. Result has 330 places, 342 transitions, 725 flow [2020-10-09 14:52:30,942 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=709, PETRI_DIFFERENCE_MINUEND_PLACES=328, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=342, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=725, PETRI_PLACES=330, PETRI_TRANSITIONS=342} [2020-10-09 14:52:30,942 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, -6 predicate places. [2020-10-09 14:52:30,943 INFO L481 AbstractCegarLoop]: Abstraction has has 330 places, 342 transitions, 725 flow [2020-10-09 14:52:30,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-09 14:52:30,943 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:52:30,944 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 14:52:31,159 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-09 14:52:31,161 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:52:31,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:52:31,162 INFO L82 PathProgramCache]: Analyzing trace with hash -1586794056, now seen corresponding path program 1 times [2020-10-09 14:52:31,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:52:31,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [981449181] [2020-10-09 14:52:31,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-10-09 14:52:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 14:52:31,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-09 14:52:31,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:52:31,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:31,405 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:52:31,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:31,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [981449181] [2020-10-09 14:52:31,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:52:31,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2020-10-09 14:52:31,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142932561] [2020-10-09 14:52:31,483 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-09 14:52:31,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:52:31,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-09 14:52:31,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-09 14:52:32,349 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 345 out of 362 [2020-10-09 14:52:32,355 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 342 transitions, 725 flow. Second operand 9 states. [2020-10-09 14:52:32,356 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:52:32,356 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 345 of 362 [2020-10-09 14:52:32,356 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:52:33,524 INFO L129 PetriNetUnfolder]: 171/3169 cut-off events. [2020-10-09 14:52:33,524 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-09 14:52:33,555 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3494 conditions, 3169 events. 171/3169 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 24419 event pairs, 4 based on Foata normal form. 0/3051 useless extension candidates. Maximal degree in co-relation 1673. Up to 120 conditions per place. [2020-10-09 14:52:33,569 INFO L132 encePairwiseOnDemand]: 353/362 looper letters, 24 selfloop transitions, 11 changer transitions 1/365 dead transitions. [2020-10-09 14:52:33,570 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 337 places, 365 transitions, 843 flow [2020-10-09 14:52:33,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-09 14:52:33,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-10-09 14:52:33,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 2797 transitions. [2020-10-09 14:52:33,584 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9658149171270718 [2020-10-09 14:52:33,584 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 2797 transitions. [2020-10-09 14:52:33,584 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 2797 transitions. [2020-10-09 14:52:33,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:52:33,587 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 2797 transitions. [2020-10-09 14:52:33,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 9 states. [2020-10-09 14:52:33,605 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 9 states. [2020-10-09 14:52:33,605 INFO L81 ComplementDD]: Finished complementDD. Result 9 states. [2020-10-09 14:52:33,606 INFO L185 Difference]: Start difference. First operand has 330 places, 342 transitions, 725 flow. Second operand 8 states and 2797 transitions. [2020-10-09 14:52:33,606 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 337 places, 365 transitions, 843 flow [2020-10-09 14:52:33,611 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 336 places, 365 transitions, 835 flow, removed 0 selfloop flow, removed 1 redundant places. [2020-10-09 14:52:33,618 INFO L241 Difference]: Finished difference. Result has 341 places, 353 transitions, 801 flow [2020-10-09 14:52:33,620 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=717, PETRI_DIFFERENCE_MINUEND_PLACES=329, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=342, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=801, PETRI_PLACES=341, PETRI_TRANSITIONS=353} [2020-10-09 14:52:33,620 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 5 predicate places. [2020-10-09 14:52:33,621 INFO L481 AbstractCegarLoop]: Abstraction has has 341 places, 353 transitions, 801 flow [2020-10-09 14:52:33,621 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-09 14:52:33,621 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:52:33,621 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, 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, 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, 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] [2020-10-09 14:52:33,836 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-10-09 14:52:33,837 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:52:33,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:52:33,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1306156940, now seen corresponding path program 1 times [2020-10-09 14:52:33,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:52:33,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [14589257] [2020-10-09 14:52:33,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-10-09 14:52:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 14:52:33,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 9 conjunts are in the unsatisfiable core [2020-10-09 14:52:33,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:52:34,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:34,138 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:52:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:34,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [14589257] [2020-10-09 14:52:34,314 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:52:34,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 16 [2020-10-09 14:52:34,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681124237] [2020-10-09 14:52:34,316 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-09 14:52:34,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:52:34,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-09 14:52:34,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-10-09 14:52:38,022 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 342 out of 362 [2020-10-09 14:52:38,026 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 353 transitions, 801 flow. Second operand 16 states. [2020-10-09 14:52:38,026 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:52:38,026 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 342 of 362 [2020-10-09 14:52:38,026 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:52:39,688 INFO L129 PetriNetUnfolder]: 318/5762 cut-off events. [2020-10-09 14:52:39,688 INFO L130 PetriNetUnfolder]: For 551/562 co-relation queries the response was YES. [2020-10-09 14:52:39,738 INFO L80 FinitePrefix]: Finished finitePrefix Result has 6932 conditions, 5762 events. 318/5762 cut-off events. For 551/562 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 55212 event pairs, 7 based on Foata normal form. 5/5578 useless extension candidates. Maximal degree in co-relation 5756. Up to 198 conditions per place. [2020-10-09 14:52:39,761 INFO L132 encePairwiseOnDemand]: 349/362 looper letters, 38 selfloop transitions, 33 changer transitions 4/405 dead transitions. [2020-10-09 14:52:39,762 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 351 places, 405 transitions, 1205 flow [2020-10-09 14:52:39,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-09 14:52:39,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-10-09 14:52:39,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3807 transitions. [2020-10-09 14:52:39,772 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9560522350577599 [2020-10-09 14:52:39,773 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3807 transitions. [2020-10-09 14:52:39,773 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3807 transitions. [2020-10-09 14:52:39,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:52:39,776 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3807 transitions. [2020-10-09 14:52:39,783 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 12 states. [2020-10-09 14:52:39,791 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 12 states. [2020-10-09 14:52:39,791 INFO L81 ComplementDD]: Finished complementDD. Result 12 states. [2020-10-09 14:52:39,791 INFO L185 Difference]: Start difference. First operand has 341 places, 353 transitions, 801 flow. Second operand 11 states and 3807 transitions. [2020-10-09 14:52:39,792 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 351 places, 405 transitions, 1205 flow [2020-10-09 14:52:39,807 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 351 places, 405 transitions, 1205 flow, removed 0 selfloop flow, removed 0 redundant places. [2020-10-09 14:52:39,814 INFO L241 Difference]: Finished difference. Result has 359 places, 378 transitions, 1082 flow [2020-10-09 14:52:39,815 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=801, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=353, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1082, PETRI_PLACES=359, PETRI_TRANSITIONS=378} [2020-10-09 14:52:39,816 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 23 predicate places. [2020-10-09 14:52:39,816 INFO L481 AbstractCegarLoop]: Abstraction has has 359 places, 378 transitions, 1082 flow [2020-10-09 14:52:39,816 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-09 14:52:39,816 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:52:39,816 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, 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, 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, 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] [2020-10-09 14:52:40,028 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-10-09 14:52:40,029 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:52:40,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:52:40,030 INFO L82 PathProgramCache]: Analyzing trace with hash 1836129758, now seen corresponding path program 1 times [2020-10-09 14:52:40,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:52:40,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1705502629] [2020-10-09 14:52:40,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-10-09 14:52:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 14:52:40,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-09 14:52:40,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:52:40,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:40,177 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:52:40,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:40,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1705502629] [2020-10-09 14:52:40,198 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:52:40,198 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-10-09 14:52:40,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974072069] [2020-10-09 14:52:40,200 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-09 14:52:40,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:52:40,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-09 14:52:40,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 14:52:40,267 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 348 out of 362 [2020-10-09 14:52:40,268 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 359 places, 378 transitions, 1082 flow. Second operand 3 states. [2020-10-09 14:52:40,268 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:52:40,268 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 348 of 362 [2020-10-09 14:52:40,268 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:52:41,263 INFO L129 PetriNetUnfolder]: 208/5159 cut-off events. [2020-10-09 14:52:41,263 INFO L130 PetriNetUnfolder]: For 707/715 co-relation queries the response was YES. [2020-10-09 14:52:41,301 INFO L80 FinitePrefix]: Finished finitePrefix Result has 6252 conditions, 5159 events. 208/5159 cut-off events. For 707/715 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 46726 event pairs, 4 based on Foata normal form. 3/5022 useless extension candidates. Maximal degree in co-relation 5432. Up to 210 conditions per place. [2020-10-09 14:52:41,311 INFO L132 encePairwiseOnDemand]: 358/362 looper letters, 10 selfloop transitions, 4 changer transitions 11/377 dead transitions. [2020-10-09 14:52:41,311 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 377 transitions, 1110 flow [2020-10-09 14:52:41,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-09 14:52:41,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-09 14:52:41,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1056 transitions. [2020-10-09 14:52:41,314 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9723756906077348 [2020-10-09 14:52:41,314 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1056 transitions. [2020-10-09 14:52:41,315 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1056 transitions. [2020-10-09 14:52:41,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:52:41,315 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1056 transitions. [2020-10-09 14:52:41,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-09 14:52:41,319 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-09 14:52:41,320 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-09 14:52:41,320 INFO L185 Difference]: Start difference. First operand has 359 places, 378 transitions, 1082 flow. Second operand 3 states and 1056 transitions. [2020-10-09 14:52:41,320 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 377 transitions, 1110 flow [2020-10-09 14:52:41,328 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 377 transitions, 1105 flow, removed 1 selfloop flow, removed 2 redundant places. [2020-10-09 14:52:41,334 INFO L241 Difference]: Finished difference. Result has 358 places, 366 transitions, 1011 flow [2020-10-09 14:52:41,335 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=1073, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=376, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=372, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1011, PETRI_PLACES=358, PETRI_TRANSITIONS=366} [2020-10-09 14:52:41,335 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 22 predicate places. [2020-10-09 14:52:41,335 INFO L481 AbstractCegarLoop]: Abstraction has has 358 places, 366 transitions, 1011 flow [2020-10-09 14:52:41,335 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-09 14:52:41,335 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:52:41,336 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 14:52:41,547 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-10-09 14:52:41,547 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:52:41,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:52:41,548 INFO L82 PathProgramCache]: Analyzing trace with hash 29521110, now seen corresponding path program 1 times [2020-10-09 14:52:41,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:52:41,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [678112365] [2020-10-09 14:52:41,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-10-09 14:52:41,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 14:52:41,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-09 14:52:41,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:52:42,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:42,009 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:52:42,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:52:42,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [678112365] [2020-10-09 14:52:42,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:52:42,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2020-10-09 14:52:42,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843640010] [2020-10-09 14:52:42,542 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-09 14:52:42,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:52:42,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-09 14:52:42,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=523, Unknown=0, NotChecked=0, Total=600 [2020-10-09 14:52:53,186 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 362 [2020-10-09 14:52:53,190 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 366 transitions, 1011 flow. Second operand 25 states. [2020-10-09 14:52:53,190 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:52:53,190 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 362 [2020-10-09 14:52:53,190 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:53:01,009 INFO L129 PetriNetUnfolder]: 1859/21497 cut-off events. [2020-10-09 14:53:01,009 INFO L130 PetriNetUnfolder]: For 10788/10951 co-relation queries the response was YES. [2020-10-09 14:53:01,285 INFO L80 FinitePrefix]: Finished finitePrefix Result has 30494 conditions, 21497 events. 1859/21497 cut-off events. For 10788/10951 co-relation queries the response was YES. Maximal size of possible extension queue 318. Compared 278060 event pairs, 36 based on Foata normal form. 46/20920 useless extension candidates. Maximal degree in co-relation 25806. Up to 998 conditions per place. [2020-10-09 14:53:01,349 INFO L132 encePairwiseOnDemand]: 341/362 looper letters, 230 selfloop transitions, 108 changer transitions 48/697 dead transitions. [2020-10-09 14:53:01,350 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 397 places, 697 transitions, 3670 flow [2020-10-09 14:53:01,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-09 14:53:01,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2020-10-09 14:53:01,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 13450 transitions. [2020-10-09 14:53:01,392 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9288674033149171 [2020-10-09 14:53:01,392 INFO L72 ComplementDD]: Start complementDD. Operand 40 states and 13450 transitions. [2020-10-09 14:53:01,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 13450 transitions. [2020-10-09 14:53:01,406 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:53:01,407 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 40 states and 13450 transitions. [2020-10-09 14:53:01,439 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 41 states. [2020-10-09 14:53:01,474 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 41 states. [2020-10-09 14:53:01,475 INFO L81 ComplementDD]: Finished complementDD. Result 41 states. [2020-10-09 14:53:01,475 INFO L185 Difference]: Start difference. First operand has 358 places, 366 transitions, 1011 flow. Second operand 40 states and 13450 transitions. [2020-10-09 14:53:01,475 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 397 places, 697 transitions, 3670 flow [2020-10-09 14:53:01,528 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 392 places, 697 transitions, 3581 flow, removed 1 selfloop flow, removed 5 redundant places. [2020-10-09 14:53:01,546 INFO L241 Difference]: Finished difference. Result has 424 places, 479 transitions, 2169 flow [2020-10-09 14:53:01,547 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=992, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=40, PETRI_FLOW=2169, PETRI_PLACES=424, PETRI_TRANSITIONS=479} [2020-10-09 14:53:01,548 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 88 predicate places. [2020-10-09 14:53:01,548 INFO L481 AbstractCegarLoop]: Abstraction has has 424 places, 479 transitions, 2169 flow [2020-10-09 14:53:01,548 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-09 14:53:01,548 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:53:01,549 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 14:53:01,762 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-10-09 14:53:01,763 INFO L429 AbstractCegarLoop]: === Iteration 7 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:53:01,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:53:01,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1553100644, now seen corresponding path program 2 times [2020-10-09 14:53:01,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:53:01,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1425601898] [2020-10-09 14:53:01,766 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-10-09 14:53:01,913 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-09 14:53:01,914 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-09 14:53:01,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-09 14:53:01,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:53:02,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:53:02,273 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:53:02,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:53:02,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1425601898] [2020-10-09 14:53:02,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:53:02,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2020-10-09 14:53:02,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200154020] [2020-10-09 14:53:02,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-09 14:53:02,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:53:02,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-09 14:53:02,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=531, Unknown=0, NotChecked=0, Total=600 [2020-10-09 14:53:16,190 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 362 [2020-10-09 14:53:16,194 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 424 places, 479 transitions, 2169 flow. Second operand 25 states. [2020-10-09 14:53:16,194 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:53:16,194 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 362 [2020-10-09 14:53:16,194 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:53:29,159 INFO L129 PetriNetUnfolder]: 2896/36166 cut-off events. [2020-10-09 14:53:29,160 INFO L130 PetriNetUnfolder]: For 55410/56130 co-relation queries the response was YES. [2020-10-09 14:53:29,906 INFO L80 FinitePrefix]: Finished finitePrefix Result has 59415 conditions, 36166 events. 2896/36166 cut-off events. For 55410/56130 co-relation queries the response was YES. Maximal size of possible extension queue 603. Compared 522196 event pairs, 462 based on Foata normal form. 66/35050 useless extension candidates. Maximal degree in co-relation 58262. Up to 1885 conditions per place. [2020-10-09 14:53:30,035 INFO L132 encePairwiseOnDemand]: 341/362 looper letters, 372 selfloop transitions, 140 changer transitions 23/846 dead transitions. [2020-10-09 14:53:30,036 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 452 places, 846 transitions, 7015 flow [2020-10-09 14:53:30,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-09 14:53:30,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-09 14:53:30,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 10744 transitions. [2020-10-09 14:53:30,065 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9274861878453039 [2020-10-09 14:53:30,066 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 10744 transitions. [2020-10-09 14:53:30,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 10744 transitions. [2020-10-09 14:53:30,075 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:53:30,075 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 10744 transitions. [2020-10-09 14:53:30,101 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 33 states. [2020-10-09 14:53:30,126 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 33 states. [2020-10-09 14:53:30,126 INFO L81 ComplementDD]: Finished complementDD. Result 33 states. [2020-10-09 14:53:30,127 INFO L185 Difference]: Start difference. First operand has 424 places, 479 transitions, 2169 flow. Second operand 32 states and 10744 transitions. [2020-10-09 14:53:30,127 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 452 places, 846 transitions, 7015 flow [2020-10-09 14:53:30,446 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 450 places, 846 transitions, 6954 flow, removed 27 selfloop flow, removed 2 redundant places. [2020-10-09 14:53:30,460 INFO L241 Difference]: Finished difference. Result has 473 places, 590 transitions, 3768 flow [2020-10-09 14:53:30,461 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=2143, PETRI_DIFFERENCE_MINUEND_PLACES=419, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=479, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=40, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=410, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=3768, PETRI_PLACES=473, PETRI_TRANSITIONS=590} [2020-10-09 14:53:30,462 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 137 predicate places. [2020-10-09 14:53:30,462 INFO L481 AbstractCegarLoop]: Abstraction has has 473 places, 590 transitions, 3768 flow [2020-10-09 14:53:30,462 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-09 14:53:30,462 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:53:30,462 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 14:53:30,675 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-10-09 14:53:30,676 INFO L429 AbstractCegarLoop]: === Iteration 8 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:53:30,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:53:30,677 INFO L82 PathProgramCache]: Analyzing trace with hash 752909410, now seen corresponding path program 3 times [2020-10-09 14:53:30,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:53:30,679 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1346545218] [2020-10-09 14:53:30,679 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-10-09 14:53:30,807 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2020-10-09 14:53:30,807 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-09 14:53:30,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-09 14:53:30,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:53:31,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:53:31,148 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:53:31,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:53:31,580 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1346545218] [2020-10-09 14:53:31,580 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:53:31,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2020-10-09 14:53:31,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175190213] [2020-10-09 14:53:31,582 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-09 14:53:31,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:53:31,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-09 14:53:31,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=516, Unknown=0, NotChecked=0, Total=600 [2020-10-09 14:53:48,112 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 362 [2020-10-09 14:53:48,117 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 473 places, 590 transitions, 3768 flow. Second operand 25 states. [2020-10-09 14:53:48,117 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:53:48,117 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 362 [2020-10-09 14:53:48,117 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:54:10,658 INFO L129 PetriNetUnfolder]: 3688/45335 cut-off events. [2020-10-09 14:54:10,658 INFO L130 PetriNetUnfolder]: For 117440/118995 co-relation queries the response was YES. [2020-10-09 14:54:11,527 INFO L80 FinitePrefix]: Finished finitePrefix Result has 82317 conditions, 45335 events. 3688/45335 cut-off events. For 117440/118995 co-relation queries the response was YES. Maximal size of possible extension queue 768. Compared 684316 event pairs, 189 based on Foata normal form. 364/44392 useless extension candidates. Maximal degree in co-relation 82125. Up to 2018 conditions per place. [2020-10-09 14:54:11,627 INFO L132 encePairwiseOnDemand]: 340/362 looper letters, 383 selfloop transitions, 330 changer transitions 51/1075 dead transitions. [2020-10-09 14:54:11,627 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 520 places, 1075 transitions, 11294 flow [2020-10-09 14:54:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2020-10-09 14:54:11,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-10-09 14:54:11,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 16103 transitions. [2020-10-09 14:54:11,658 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.92673802946593 [2020-10-09 14:54:11,659 INFO L72 ComplementDD]: Start complementDD. Operand 48 states and 16103 transitions. [2020-10-09 14:54:11,659 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 16103 transitions. [2020-10-09 14:54:11,664 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:54:11,664 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 48 states and 16103 transitions. [2020-10-09 14:54:11,686 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 49 states. [2020-10-09 14:54:11,704 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 49 states. [2020-10-09 14:54:11,704 INFO L81 ComplementDD]: Finished complementDD. Result 49 states. [2020-10-09 14:54:11,705 INFO L185 Difference]: Start difference. First operand has 473 places, 590 transitions, 3768 flow. Second operand 48 states and 16103 transitions. [2020-10-09 14:54:11,705 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 520 places, 1075 transitions, 11294 flow [2020-10-09 14:54:12,320 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 518 places, 1075 transitions, 10817 flow, removed 215 selfloop flow, removed 2 redundant places. [2020-10-09 14:54:12,335 INFO L241 Difference]: Finished difference. Result has 552 places, 756 transitions, 6932 flow [2020-10-09 14:54:12,336 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=3525, PETRI_DIFFERENCE_MINUEND_PLACES=471, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=590, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=175, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=390, PETRI_DIFFERENCE_SUBTRAHEND_STATES=48, PETRI_FLOW=6932, PETRI_PLACES=552, PETRI_TRANSITIONS=756} [2020-10-09 14:54:12,337 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 216 predicate places. [2020-10-09 14:54:12,337 INFO L481 AbstractCegarLoop]: Abstraction has has 552 places, 756 transitions, 6932 flow [2020-10-09 14:54:12,337 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-09 14:54:12,337 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:54:12,337 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 14:54:12,538 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-10-09 14:54:12,540 INFO L429 AbstractCegarLoop]: === Iteration 9 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:54:12,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:54:12,541 INFO L82 PathProgramCache]: Analyzing trace with hash 1014682340, now seen corresponding path program 4 times [2020-10-09 14:54:12,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:54:12,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2095575603] [2020-10-09 14:54:12,543 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2020-10-09 14:54:12,681 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-09 14:54:12,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-09 14:54:12,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-09 14:54:12,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:54:13,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:54:13,040 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:54:13,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:54:13,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2095575603] [2020-10-09 14:54:13,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:54:13,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2020-10-09 14:54:13,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709474175] [2020-10-09 14:54:13,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-09 14:54:13,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:54:13,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-09 14:54:13,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=531, Unknown=0, NotChecked=0, Total=600 [2020-10-09 14:54:32,728 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 362 [2020-10-09 14:54:32,731 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 552 places, 756 transitions, 6932 flow. Second operand 25 states. [2020-10-09 14:54:32,731 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:54:32,731 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 362 [2020-10-09 14:54:32,731 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:55:05,248 INFO L129 PetriNetUnfolder]: 5729/72645 cut-off events. [2020-10-09 14:55:05,248 INFO L130 PetriNetUnfolder]: For 255326/257570 co-relation queries the response was YES. [2020-10-09 14:55:08,255 INFO L80 FinitePrefix]: Finished finitePrefix Result has 140489 conditions, 72645 events. 5729/72645 cut-off events. For 255326/257570 co-relation queries the response was YES. Maximal size of possible extension queue 1184. Compared 1187773 event pairs, 1464 based on Foata normal form. 128/70330 useless extension candidates. Maximal degree in co-relation 140191. Up to 3084 conditions per place. [2020-10-09 14:55:08,598 INFO L132 encePairwiseOnDemand]: 342/362 looper letters, 737 selfloop transitions, 210 changer transitions 19/1277 dead transitions. [2020-10-09 14:55:08,599 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 581 places, 1277 transitions, 16941 flow [2020-10-09 14:55:08,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-09 14:55:08,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-10-09 14:55:08,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 11448 transitions. [2020-10-09 14:55:08,616 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9301267468313292 [2020-10-09 14:55:08,616 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 11448 transitions. [2020-10-09 14:55:08,616 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 11448 transitions. [2020-10-09 14:55:08,619 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:55:08,620 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 11448 transitions. [2020-10-09 14:55:08,646 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 35 states. [2020-10-09 14:55:08,664 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 35 states. [2020-10-09 14:55:08,664 INFO L81 ComplementDD]: Finished complementDD. Result 35 states. [2020-10-09 14:55:08,664 INFO L185 Difference]: Start difference. First operand has 552 places, 756 transitions, 6932 flow. Second operand 34 states and 11448 transitions. [2020-10-09 14:55:08,664 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 581 places, 1277 transitions, 16941 flow [2020-10-09 14:55:11,403 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 580 places, 1277 transitions, 16222 flow, removed 357 selfloop flow, removed 1 redundant places. [2020-10-09 14:55:11,423 INFO L241 Difference]: Finished difference. Result has 602 places, 872 transitions, 9049 flow [2020-10-09 14:55:11,425 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=6373, PETRI_DIFFERENCE_MINUEND_PLACES=547, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=756, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=107, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=619, PETRI_DIFFERENCE_SUBTRAHEND_STATES=34, PETRI_FLOW=9049, PETRI_PLACES=602, PETRI_TRANSITIONS=872} [2020-10-09 14:55:11,425 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 266 predicate places. [2020-10-09 14:55:11,425 INFO L481 AbstractCegarLoop]: Abstraction has has 602 places, 872 transitions, 9049 flow [2020-10-09 14:55:11,425 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-09 14:55:11,425 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:55:11,426 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 14:55:11,626 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-10-09 14:55:11,627 INFO L429 AbstractCegarLoop]: === Iteration 10 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:55:11,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:55:11,628 INFO L82 PathProgramCache]: Analyzing trace with hash -1480674418, now seen corresponding path program 5 times [2020-10-09 14:55:11,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:55:11,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [154371412] [2020-10-09 14:55:11,631 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2020-10-09 14:55:11,774 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-09 14:55:11,775 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-09 14:55:11,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-09 14:55:11,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:55:12,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:55:12,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:55:14,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:55:14,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [154371412] [2020-10-09 14:55:14,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:55:14,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2020-10-09 14:55:14,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126441638] [2020-10-09 14:55:14,491 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-09 14:55:14,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:55:14,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-09 14:55:14,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=526, Unknown=0, NotChecked=0, Total=600 [2020-10-09 14:55:35,407 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 362 [2020-10-09 14:55:35,412 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 602 places, 872 transitions, 9049 flow. Second operand 25 states. [2020-10-09 14:55:35,412 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:55:35,412 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 362 [2020-10-09 14:55:35,412 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:56:16,962 INFO L129 PetriNetUnfolder]: 6427/81517 cut-off events. [2020-10-09 14:56:16,962 INFO L130 PetriNetUnfolder]: For 344921/347550 co-relation queries the response was YES. [2020-10-09 14:56:19,480 INFO L80 FinitePrefix]: Finished finitePrefix Result has 163129 conditions, 81517 events. 6427/81517 cut-off events. For 344921/347550 co-relation queries the response was YES. Maximal size of possible extension queue 1338. Compared 1362025 event pairs, 1654 based on Foata normal form. 193/79025 useless extension candidates. Maximal degree in co-relation 162818. Up to 5502 conditions per place. [2020-10-09 14:56:19,682 INFO L132 encePairwiseOnDemand]: 341/362 looper letters, 658 selfloop transitions, 305 changer transitions 19/1293 dead transitions. [2020-10-09 14:56:19,682 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 643 places, 1293 transitions, 17866 flow [2020-10-09 14:56:19,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-09 14:56:19,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-10-09 14:56:19,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 14125 transitions. [2020-10-09 14:56:19,695 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9290318337279663 [2020-10-09 14:56:19,695 INFO L72 ComplementDD]: Start complementDD. Operand 42 states and 14125 transitions. [2020-10-09 14:56:19,695 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 14125 transitions. [2020-10-09 14:56:19,699 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:56:19,699 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 42 states and 14125 transitions. [2020-10-09 14:56:19,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 43 states. [2020-10-09 14:56:19,720 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 43 states. [2020-10-09 14:56:19,720 INFO L81 ComplementDD]: Finished complementDD. Result 43 states. [2020-10-09 14:56:19,720 INFO L185 Difference]: Start difference. First operand has 602 places, 872 transitions, 9049 flow. Second operand 42 states and 14125 transitions. [2020-10-09 14:56:19,720 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 643 places, 1293 transitions, 17866 flow [2020-10-09 14:56:22,672 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 642 places, 1293 transitions, 17168 flow, removed 343 selfloop flow, removed 1 redundant places. [2020-10-09 14:56:22,691 INFO L241 Difference]: Finished difference. Result has 672 places, 1022 transitions, 12509 flow [2020-10-09 14:56:22,692 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=8483, PETRI_DIFFERENCE_MINUEND_PLACES=601, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=872, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=188, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=656, PETRI_DIFFERENCE_SUBTRAHEND_STATES=42, PETRI_FLOW=12509, PETRI_PLACES=672, PETRI_TRANSITIONS=1022} [2020-10-09 14:56:22,692 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 336 predicate places. [2020-10-09 14:56:22,693 INFO L481 AbstractCegarLoop]: Abstraction has has 672 places, 1022 transitions, 12509 flow [2020-10-09 14:56:22,693 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-09 14:56:22,693 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:56:22,693 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 14:56:22,900 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2020-10-09 14:56:22,901 INFO L429 AbstractCegarLoop]: === Iteration 11 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:56:22,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:56:22,901 INFO L82 PathProgramCache]: Analyzing trace with hash -1083553212, now seen corresponding path program 6 times [2020-10-09 14:56:22,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:56:22,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [917017816] [2020-10-09 14:56:22,904 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2020-10-09 14:56:23,030 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2020-10-09 14:56:23,030 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-09 14:56:23,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-09 14:56:23,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:56:25,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:56:25,422 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:56:25,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:56:25,901 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [917017816] [2020-10-09 14:56:25,901 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:56:25,901 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2020-10-09 14:56:25,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967004702] [2020-10-09 14:56:25,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-09 14:56:25,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:56:25,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-09 14:56:25,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=526, Unknown=0, NotChecked=0, Total=600 [2020-10-09 14:56:43,620 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 362 [2020-10-09 14:56:43,625 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 672 places, 1022 transitions, 12509 flow. Second operand 25 states. [2020-10-09 14:56:43,625 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:56:43,625 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 362 [2020-10-09 14:56:43,625 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:57:25,042 INFO L129 PetriNetUnfolder]: 6837/86631 cut-off events. [2020-10-09 14:57:25,042 INFO L130 PetriNetUnfolder]: For 411025/414005 co-relation queries the response was YES. [2020-10-09 14:57:28,562 INFO L80 FinitePrefix]: Finished finitePrefix Result has 177123 conditions, 86631 events. 6837/86631 cut-off events. For 411025/414005 co-relation queries the response was YES. Maximal size of possible extension queue 1442. Compared 1462751 event pairs, 1460 based on Foata normal form. 255/84005 useless extension candidates. Maximal degree in co-relation 176858. Up to 5502 conditions per place. [2020-10-09 14:57:28,761 INFO L132 encePairwiseOnDemand]: 340/362 looper letters, 717 selfloop transitions, 341 changer transitions 33/1402 dead transitions. [2020-10-09 14:57:28,761 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 713 places, 1402 transitions, 21719 flow [2020-10-09 14:57:28,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-09 14:57:28,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-10-09 14:57:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 14128 transitions. [2020-10-09 14:57:28,775 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9292291502236254 [2020-10-09 14:57:28,775 INFO L72 ComplementDD]: Start complementDD. Operand 42 states and 14128 transitions. [2020-10-09 14:57:28,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 14128 transitions. [2020-10-09 14:57:28,778 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:57:28,779 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 42 states and 14128 transitions. [2020-10-09 14:57:28,790 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 43 states. [2020-10-09 14:57:28,800 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 43 states. [2020-10-09 14:57:28,800 INFO L81 ComplementDD]: Finished complementDD. Result 43 states. [2020-10-09 14:57:28,800 INFO L185 Difference]: Start difference. First operand has 672 places, 1022 transitions, 12509 flow. Second operand 42 states and 14128 transitions. [2020-10-09 14:57:28,800 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 713 places, 1402 transitions, 21719 flow [2020-10-09 14:57:42,902 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 712 places, 1402 transitions, 20258 flow, removed 707 selfloop flow, removed 1 redundant places. [2020-10-09 14:57:42,926 INFO L241 Difference]: Finished difference. Result has 743 places, 1148 transitions, 15295 flow [2020-10-09 14:57:42,927 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=11418, PETRI_DIFFERENCE_MINUEND_PLACES=671, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1022, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=229, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=769, PETRI_DIFFERENCE_SUBTRAHEND_STATES=42, PETRI_FLOW=15295, PETRI_PLACES=743, PETRI_TRANSITIONS=1148} [2020-10-09 14:57:42,928 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 407 predicate places. [2020-10-09 14:57:42,928 INFO L481 AbstractCegarLoop]: Abstraction has has 743 places, 1148 transitions, 15295 flow [2020-10-09 14:57:42,928 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-09 14:57:42,928 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:57:42,928 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 14:57:43,139 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2020-10-09 14:57:43,140 INFO L429 AbstractCegarLoop]: === Iteration 12 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:57:43,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:57:43,141 INFO L82 PathProgramCache]: Analyzing trace with hash 476295416, now seen corresponding path program 7 times [2020-10-09 14:57:43,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:57:43,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1361300870] [2020-10-09 14:57:43,142 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2020-10-09 14:57:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 14:57:43,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-09 14:57:43,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:57:43,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:57:43,598 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:57:44,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:57:44,281 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1361300870] [2020-10-09 14:57:44,281 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:57:44,282 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2020-10-09 14:57:44,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75712312] [2020-10-09 14:57:44,282 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-09 14:57:44,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:57:44,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-09 14:57:44,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2020-10-09 14:58:19,129 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 362 [2020-10-09 14:58:19,134 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 743 places, 1148 transitions, 15295 flow. Second operand 25 states. [2020-10-09 14:58:19,134 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:58:19,134 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 362 [2020-10-09 14:58:19,134 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 14:58:33,883 WARN L193 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2020-10-09 14:59:18,881 INFO L129 PetriNetUnfolder]: 7144/90932 cut-off events. [2020-10-09 14:59:18,881 INFO L130 PetriNetUnfolder]: For 440742/444173 co-relation queries the response was YES. [2020-10-09 14:59:23,432 INFO L80 FinitePrefix]: Finished finitePrefix Result has 184173 conditions, 90932 events. 7144/90932 cut-off events. For 440742/444173 co-relation queries the response was YES. Maximal size of possible extension queue 1525. Compared 1548740 event pairs, 1751 based on Foata normal form. 275/88165 useless extension candidates. Maximal degree in co-relation 183870. Up to 5502 conditions per place. [2020-10-09 14:59:23,641 INFO L132 encePairwiseOnDemand]: 342/362 looper letters, 705 selfloop transitions, 382 changer transitions 24/1422 dead transitions. [2020-10-09 14:59:23,641 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 772 places, 1422 transitions, 23010 flow [2020-10-09 14:59:23,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-09 14:59:23,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-09 14:59:23,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 10407 transitions. [2020-10-09 14:59:23,652 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9273747995009802 [2020-10-09 14:59:23,652 INFO L72 ComplementDD]: Start complementDD. Operand 31 states and 10407 transitions. [2020-10-09 14:59:23,652 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 10407 transitions. [2020-10-09 14:59:23,655 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 14:59:23,655 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 31 states and 10407 transitions. [2020-10-09 14:59:23,662 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 32 states. [2020-10-09 14:59:23,669 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 32 states. [2020-10-09 14:59:23,670 INFO L81 ComplementDD]: Finished complementDD. Result 32 states. [2020-10-09 14:59:23,670 INFO L185 Difference]: Start difference. First operand has 743 places, 1148 transitions, 15295 flow. Second operand 31 states and 10407 transitions. [2020-10-09 14:59:23,670 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 772 places, 1422 transitions, 23010 flow [2020-10-09 14:59:29,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 769 places, 1422 transitions, 21873 flow, removed 464 selfloop flow, removed 3 redundant places. [2020-10-09 14:59:29,839 INFO L241 Difference]: Finished difference. Result has 788 places, 1227 transitions, 17496 flow [2020-10-09 14:59:29,840 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=14219, PETRI_DIFFERENCE_MINUEND_PLACES=739, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1148, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=310, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=811, PETRI_DIFFERENCE_SUBTRAHEND_STATES=31, PETRI_FLOW=17496, PETRI_PLACES=788, PETRI_TRANSITIONS=1227} [2020-10-09 14:59:29,841 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 452 predicate places. [2020-10-09 14:59:29,841 INFO L481 AbstractCegarLoop]: Abstraction has has 788 places, 1227 transitions, 17496 flow [2020-10-09 14:59:29,841 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-09 14:59:29,841 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 14:59:29,841 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 14:59:30,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2020-10-09 14:59:30,042 INFO L429 AbstractCegarLoop]: === Iteration 13 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 14:59:30,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 14:59:30,043 INFO L82 PathProgramCache]: Analyzing trace with hash -1853734704, now seen corresponding path program 8 times [2020-10-09 14:59:30,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 14:59:30,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [568787140] [2020-10-09 14:59:30,045 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2020-10-09 14:59:30,174 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-09 14:59:30,174 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-09 14:59:30,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-09 14:59:30,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 14:59:30,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:59:30,606 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 14:59:31,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 14:59:31,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [568787140] [2020-10-09 14:59:31,312 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 14:59:31,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2020-10-09 14:59:31,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594586368] [2020-10-09 14:59:31,313 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-09 14:59:31,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 14:59:31,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-09 14:59:31,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2020-10-09 14:59:58,718 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 362 [2020-10-09 14:59:58,721 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 788 places, 1227 transitions, 17496 flow. Second operand 25 states. [2020-10-09 14:59:58,721 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 14:59:58,721 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 362 [2020-10-09 14:59:58,721 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 15:01:01,760 INFO L129 PetriNetUnfolder]: 7330/93232 cut-off events. [2020-10-09 15:01:01,760 INFO L130 PetriNetUnfolder]: For 494810/498517 co-relation queries the response was YES. [2020-10-09 15:01:06,592 INFO L80 FinitePrefix]: Finished finitePrefix Result has 191964 conditions, 93232 events. 7330/93232 cut-off events. For 494810/498517 co-relation queries the response was YES. Maximal size of possible extension queue 1557. Compared 1593533 event pairs, 1679 based on Foata normal form. 309/90433 useless extension candidates. Maximal degree in co-relation 191671. Up to 5490 conditions per place. [2020-10-09 15:01:06,799 INFO L132 encePairwiseOnDemand]: 341/362 looper letters, 771 selfloop transitions, 393 changer transitions 42/1517 dead transitions. [2020-10-09 15:01:06,799 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 823 places, 1517 transitions, 26807 flow [2020-10-09 15:01:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-09 15:01:06,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-10-09 15:01:06,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 12100 transitions. [2020-10-09 15:01:06,810 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9284837323511357 [2020-10-09 15:01:06,810 INFO L72 ComplementDD]: Start complementDD. Operand 36 states and 12100 transitions. [2020-10-09 15:01:06,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 12100 transitions. [2020-10-09 15:01:06,813 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 15:01:06,813 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 36 states and 12100 transitions. [2020-10-09 15:01:06,821 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 37 states. [2020-10-09 15:01:06,829 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 37 states. [2020-10-09 15:01:06,829 INFO L81 ComplementDD]: Finished complementDD. Result 37 states. [2020-10-09 15:01:06,829 INFO L185 Difference]: Start difference. First operand has 788 places, 1227 transitions, 17496 flow. Second operand 36 states and 12100 transitions. [2020-10-09 15:01:06,830 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 823 places, 1517 transitions, 26807 flow [2020-10-09 15:01:13,451 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 820 places, 1517 transitions, 24867 flow, removed 849 selfloop flow, removed 3 redundant places. [2020-10-09 15:01:13,474 INFO L241 Difference]: Finished difference. Result has 836 places, 1319 transitions, 20347 flow [2020-10-09 15:01:13,476 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=16428, PETRI_DIFFERENCE_MINUEND_PLACES=785, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=311, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=893, PETRI_DIFFERENCE_SUBTRAHEND_STATES=36, PETRI_FLOW=20347, PETRI_PLACES=836, PETRI_TRANSITIONS=1319} [2020-10-09 15:01:13,476 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 500 predicate places. [2020-10-09 15:01:13,476 INFO L481 AbstractCegarLoop]: Abstraction has has 836 places, 1319 transitions, 20347 flow [2020-10-09 15:01:13,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-09 15:01:13,477 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 15:01:13,477 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 15:01:13,682 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2020-10-09 15:01:13,683 INFO L429 AbstractCegarLoop]: === Iteration 14 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 15:01:13,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 15:01:13,684 INFO L82 PathProgramCache]: Analyzing trace with hash -752781830, now seen corresponding path program 9 times [2020-10-09 15:01:13,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 15:01:13,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1529744848] [2020-10-09 15:01:13,685 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2020-10-09 15:01:13,813 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2020-10-09 15:01:13,814 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-09 15:01:13,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-09 15:01:13,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 15:01:14,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 15:01:14,212 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 15:01:15,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 15:01:15,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1529744848] [2020-10-09 15:01:15,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 15:01:15,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2020-10-09 15:01:15,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246544427] [2020-10-09 15:01:15,069 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-09 15:01:15,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 15:01:15,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-09 15:01:15,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2020-10-09 15:01:48,145 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 362 [2020-10-09 15:01:48,150 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 836 places, 1319 transitions, 20347 flow. Second operand 25 states. [2020-10-09 15:01:48,150 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 15:01:48,151 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 362 [2020-10-09 15:01:48,151 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 15:02:46,699 INFO L129 PetriNetUnfolder]: 7606/97468 cut-off events. [2020-10-09 15:02:46,699 INFO L130 PetriNetUnfolder]: For 495079/499450 co-relation queries the response was YES. [2020-10-09 15:02:53,976 INFO L80 FinitePrefix]: Finished finitePrefix Result has 198146 conditions, 97468 events. 7606/97468 cut-off events. For 495079/499450 co-relation queries the response was YES. Maximal size of possible extension queue 1648. Compared 1680959 event pairs, 1779 based on Foata normal form. 286/94468 useless extension candidates. Maximal degree in co-relation 197829. Up to 5490 conditions per place. [2020-10-09 15:02:54,191 INFO L132 encePairwiseOnDemand]: 342/362 looper letters, 867 selfloop transitions, 406 changer transitions 25/1609 dead transitions. [2020-10-09 15:02:54,191 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 867 places, 1609 transitions, 29725 flow [2020-10-09 15:02:54,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-09 15:02:54,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-10-09 15:02:54,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 11097 transitions. [2020-10-09 15:02:54,202 INFO L551 CegarLoopForPetriNet]: DFA transition density 0.9289301858362632 [2020-10-09 15:02:54,202 INFO L72 ComplementDD]: Start complementDD. Operand 33 states and 11097 transitions. [2020-10-09 15:02:54,202 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 11097 transitions. [2020-10-09 15:02:54,205 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-09 15:02:54,205 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 33 states and 11097 transitions. [2020-10-09 15:02:54,212 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 34 states. [2020-10-09 15:02:54,219 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 34 states. [2020-10-09 15:02:54,219 INFO L81 ComplementDD]: Finished complementDD. Result 34 states. [2020-10-09 15:02:54,220 INFO L185 Difference]: Start difference. First operand has 836 places, 1319 transitions, 20347 flow. Second operand 33 states and 11097 transitions. [2020-10-09 15:02:54,220 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 867 places, 1609 transitions, 29725 flow [2020-10-09 15:03:00,970 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 848 places, 1609 transitions, 27670 flow, removed 846 selfloop flow, removed 19 redundant places. [2020-10-09 15:03:00,998 INFO L241 Difference]: Finished difference. Result has 865 places, 1395 transitions, 22039 flow [2020-10-09 15:03:01,001 INFO L325 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=18842, PETRI_DIFFERENCE_MINUEND_PLACES=816, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1319, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=337, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=953, PETRI_DIFFERENCE_SUBTRAHEND_STATES=33, PETRI_FLOW=22039, PETRI_PLACES=865, PETRI_TRANSITIONS=1395} [2020-10-09 15:03:01,001 INFO L341 CegarLoopForPetriNet]: 336 programPoint places, 529 predicate places. [2020-10-09 15:03:01,001 INFO L481 AbstractCegarLoop]: Abstraction has has 865 places, 1395 transitions, 22039 flow [2020-10-09 15:03:01,001 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-09 15:03:01,002 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-09 15:03:01,002 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 15:03:01,214 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 mathsat -unsat_core_generation=3 [2020-10-09 15:03:01,214 INFO L429 AbstractCegarLoop]: === Iteration 15 === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread2Err1ASSERT_VIOLATIONERROR_FUNCTION, thread2Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err0ASSERT_VIOLATIONERROR_FUNCTION, thread1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 15:03:01,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 15:03:01,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1028953086, now seen corresponding path program 10 times [2020-10-09 15:03:01,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-10-09 15:03:01,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [16658490] [2020-10-09 15:03:01,217 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 16 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with mathsat -unsat_core_generation=3 [2020-10-09 15:03:01,341 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-09 15:03:01,341 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-09 15:03:01,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-09 15:03:01,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-09 15:03:01,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 15:03:01,835 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-09 15:03:03,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 15:03:03,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [16658490] [2020-10-09 15:03:03,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-09 15:03:03,030 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2020-10-09 15:03:03,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024008176] [2020-10-09 15:03:03,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-09 15:03:03,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-10-09 15:03:03,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-09 15:03:03,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2020-10-09 15:03:43,124 INFO L506 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 362 [2020-10-09 15:03:43,127 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 865 places, 1395 transitions, 22039 flow. Second operand 25 states. [2020-10-09 15:03:43,127 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-09 15:03:43,127 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 362 [2020-10-09 15:03:43,128 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-09 15:03:55,492 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 Received shutdown request... [2020-10-09 15:04:21,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-09 15:04:21,677 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 mathsat -unsat_core_generation=3 [2020-10-09 15:04:21,678 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-09 15:04:21,684 WARN L235 ceAbstractionStarter]: Timeout [2020-10-09 15:04:21,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.10 03:04:21 BasicIcfg [2020-10-09 15:04:21,685 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-09 15:04:21,686 INFO L168 Benchmark]: Toolchain (without parser) took 715624.39 ms. Allocated memory was 251.1 MB in the beginning and 7.8 GB in the end (delta: 7.5 GB). Free memory was 203.8 MB in the beginning and 5.6 GB in the end (delta: -5.4 GB). Peak memory consumption was 5.0 GB. Max. memory is 14.2 GB. [2020-10-09 15:04:21,687 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 251.1 MB. Free memory is still 225.0 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-09 15:04:21,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 973.32 ms. Allocated memory was 251.1 MB in the beginning and 312.0 MB in the end (delta: 60.8 MB). Free memory was 203.8 MB in the beginning and 261.9 MB in the end (delta: -58.2 MB). Peak memory consumption was 33.4 MB. Max. memory is 14.2 GB. [2020-10-09 15:04:21,692 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.39 ms. Allocated memory is still 312.0 MB. Free memory was 261.9 MB in the beginning and 259.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-09 15:04:21,692 INFO L168 Benchmark]: Boogie Preprocessor took 44.27 ms. Allocated memory is still 312.0 MB. Free memory was 259.4 MB in the beginning and 256.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-09 15:04:21,693 INFO L168 Benchmark]: RCFGBuilder took 890.09 ms. Allocated memory is still 312.0 MB. Free memory was 256.9 MB in the beginning and 194.3 MB in the end (delta: 62.6 MB). Peak memory consumption was 62.6 MB. Max. memory is 14.2 GB. [2020-10-09 15:04:21,693 INFO L168 Benchmark]: TraceAbstraction took 713637.58 ms. Allocated memory was 312.0 MB in the beginning and 7.8 GB in the end (delta: 7.5 GB). Free memory was 194.3 MB in the beginning and 5.6 GB in the end (delta: -5.4 GB). Peak memory consumption was 5.0 GB. Max. memory is 14.2 GB. [2020-10-09 15:04:21,698 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 251.1 MB. Free memory is still 225.0 MB. There was no memory consumed. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 973.32 ms. Allocated memory was 251.1 MB in the beginning and 312.0 MB in the end (delta: 60.8 MB). Free memory was 203.8 MB in the beginning and 261.9 MB in the end (delta: -58.2 MB). Peak memory consumption was 33.4 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 72.39 ms. Allocated memory is still 312.0 MB. Free memory was 261.9 MB in the beginning and 259.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 44.27 ms. Allocated memory is still 312.0 MB. Free memory was 259.4 MB in the beginning and 256.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 890.09 ms. Allocated memory is still 312.0 MB. Free memory was 256.9 MB in the beginning and 194.3 MB in the end (delta: 62.6 MB). Peak memory consumption was 62.6 MB. Max. memory is 14.2 GB. * TraceAbstraction took 713637.58 ms. Allocated memory was 312.0 MB in the beginning and 7.8 GB in the end (delta: 7.5 GB). Free memory was 194.3 MB in the beginning and 5.6 GB in the end (delta: -5.4 GB). Peak memory consumption was 5.0 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 725]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 725). Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (25states, 329/362 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 111448 conditions, 51744 events (3744/51743 cut-off events. For 359494/363559 co-relation queries the response was YES. Maximal size of possible extension queue 1537. Compared 884748 event pairs, 1041 based on Foata normal form. 325/51768 useless extension candidates. Maximal degree in co-relation 111220. Up to 3567 conditions per place.). - TimeoutResultAtElement [Line: 760]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 760). Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (25states, 329/362 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 111448 conditions, 51744 events (3744/51743 cut-off events. For 359494/363559 co-relation queries the response was YES. Maximal size of possible extension queue 1537. Compared 884748 event pairs, 1041 based on Foata normal form. 325/51768 useless extension candidates. Maximal degree in co-relation 111220. Up to 3567 conditions per place.). - TimeoutResultAtElement [Line: 793]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 793). Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (25states, 329/362 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 111448 conditions, 51744 events (3744/51743 cut-off events. For 359494/363559 co-relation queries the response was YES. Maximal size of possible extension queue 1537. Compared 884748 event pairs, 1041 based on Foata normal form. 325/51768 useless extension candidates. Maximal degree in co-relation 111220. Up to 3567 conditions per place.). - TimeoutResultAtElement [Line: 725]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 725). Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (25states, 329/362 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 111448 conditions, 51744 events (3744/51743 cut-off events. For 359494/363559 co-relation queries the response was YES. Maximal size of possible extension queue 1537. Compared 884748 event pairs, 1041 based on Foata normal form. 325/51768 useless extension candidates. Maximal degree in co-relation 111220. Up to 3567 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 341 locations, 4 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: TIMEOUT, OverallTime: 713.2s, OverallIterations: 15, TraceHistogramMax: 1, AutomataDifference: 692.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 894 SDtfs, 7014 SDslu, 32010 SDs, 0 SdLazy, 26916 SolverSat, 731 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 39.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6648 GetRequests, 6068 SyntacticMatches, 11 SemanticMatches, 569 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5326 ImplicationChecksByTransitivity, 26.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22039occurred in iteration=14, 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: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 15.0s InterpolantComputationTime, 3182 NumberOfCodeBlocks, 3132 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 6334 ConstructedInterpolants, 0 QuantifiedInterpolants, 9338151 SizeOfPredicates, 143 NumberOfNonLiveVariables, 6393 ConjunctsInSsa, 171 ConjunctsInUnsatCore, 30 InterpolantComputations, 30 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 could not prove your program: Timeout Completed graceful shutdown