/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-eaa536417960c97dc4122e532ee2691877b99d76-eaa5364 [2021-10-16 23:04:49,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 23:04:49,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 23:04:49,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-16 23:04:49,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 23:04:49,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 23:04:49,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 23:04:49,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 23:04:49,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 23:04:49,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 23:04:49,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 23:04:49,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 23:04:49,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 23:04:49,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 23:04:49,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 23:04:49,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 23:04:49,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-16 23:04:49,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2021-10-16 23:04:49,251 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 23:04:49,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 23:04:49,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 23:04:49,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 23:04:49,253 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 23:04:49,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 23:04:49,253 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 23:04:49,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 23:04:49,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 23:04:49,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 23:04:49,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 23:04:49,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 23:04:49,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 23:04:49,255 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 23:04:49,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 23:04:49,255 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 23:04:49,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 23:04:49,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 23:04:49,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 23:04:49,255 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-16 23:04:49,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 23:04:49,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 23:04:49,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 23:04:49,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 23:04:49,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 23:04:49,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-16 23:04:49,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 23:04:49,256 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 23:04:49,256 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-16 23:04:49,256 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-16 23:04:49,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 23:04:49,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 23:04:49,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 23:04:49,451 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 23:04:49,452 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 23:04:49,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2021-10-16 23:04:49,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581a1e392/655f30cea0cb4bd2ac72a1f1f5904144/FLAG94f927866 [2021-10-16 23:04:49,882 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 23:04:49,883 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2021-10-16 23:04:49,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581a1e392/655f30cea0cb4bd2ac72a1f1f5904144/FLAG94f927866 [2021-10-16 23:04:49,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581a1e392/655f30cea0cb4bd2ac72a1f1f5904144 [2021-10-16 23:04:49,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 23:04:49,922 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-16 23:04:49,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 23:04:49,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 23:04:49,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 23:04:49,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:04:49" (1/1) ... [2021-10-16 23:04:49,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22684981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:49, skipping insertion in model container [2021-10-16 23:04:49,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:04:49" (1/1) ... [2021-10-16 23:04:49,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 23:04:49,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 23:04:50,076 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-16 23:04:50,153 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i[31246,31259] [2021-10-16 23:04:50,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 23:04:50,174 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 23:04:50,199 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-16 23:04:50,218 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i[31246,31259] [2021-10-16 23:04:50,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 23:04:50,256 INFO L208 MainTranslator]: Completed translation [2021-10-16 23:04:50,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50 WrapperNode [2021-10-16 23:04:50,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 23:04:50,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 23:04:50,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 23:04:50,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 23:04:50,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50" (1/1) ... [2021-10-16 23:04:50,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50" (1/1) ... [2021-10-16 23:04:50,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 23:04:50,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 23:04:50,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 23:04:50,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 23:04:50,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50" (1/1) ... [2021-10-16 23:04:50,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50" (1/1) ... [2021-10-16 23:04:50,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50" (1/1) ... [2021-10-16 23:04:50,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50" (1/1) ... [2021-10-16 23:04:50,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50" (1/1) ... [2021-10-16 23:04:50,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50" (1/1) ... [2021-10-16 23:04:50,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50" (1/1) ... [2021-10-16 23:04:50,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 23:04:50,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 23:04:50,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 23:04:50,352 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 23:04:50,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50" (1/1) ... [2021-10-16 23:04:50,357 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 23:04:50,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-16 23:04:50,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 23:04:50,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 23:04:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-16 23:04:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-16 23:04:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-16 23:04:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2021-10-16 23:04:50,433 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2021-10-16 23:04:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 23:04:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-16 23:04:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 23:04:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-16 23:04:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 23:04:50,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 23:04:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2021-10-16 23:04:50,433 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2021-10-16 23:04:50,434 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-16 23:04:50,833 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 23:04:50,833 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-16 23:04:50,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:04:50 BoogieIcfgContainer [2021-10-16 23:04:50,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 23:04:50,836 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 23:04:50,836 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 23:04:50,838 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 23:04:50,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:04:49" (1/3) ... [2021-10-16 23:04:50,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527ae59d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:04:50, skipping insertion in model container [2021-10-16 23:04:50,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:50" (2/3) ... [2021-10-16 23:04:50,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527ae59d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:04:50, skipping insertion in model container [2021-10-16 23:04:50,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:04:50" (3/3) ... [2021-10-16 23:04:50,840 INFO L111 eAbstractionObserver]: Analyzing ICFG read_write_lock-1.i [2021-10-16 23:04:50,843 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 23:04:50,843 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-10-16 23:04:50,843 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-16 23:04:50,869 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,870 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,870 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,870 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,870 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,870 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,870 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,870 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,870 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,870 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,870 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,871 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,871 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,871 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,871 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,871 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,871 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,871 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,872 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,872 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,872 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,872 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,872 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,872 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,872 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,872 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,872 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,872 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,873 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,873 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,873 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,873 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,873 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,873 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,874 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,874 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,874 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,874 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,874 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,874 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,874 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,874 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,875 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,876 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,877 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,877 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,877 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,877 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,877 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,877 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,877 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,877 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,877 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,877 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,878 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,879 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,879 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,879 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,879 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,879 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,879 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,879 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,879 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,879 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,879 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,879 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,880 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,881 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_release_read_lock_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,882 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_release_read_lock_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,882 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_release_read_lock_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,882 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_release_read_lock_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,882 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_release_read_lock_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,882 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_release_read_lock_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,882 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_release_read_lock_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,882 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_release_read_lock_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,882 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,882 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,882 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,882 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,883 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,883 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,883 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,883 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,883 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,883 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,883 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,883 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,883 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,883 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,883 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,884 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,885 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,885 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,885 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,885 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,885 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,885 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,885 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,886 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,886 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,886 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,886 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,886 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,886 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,886 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,886 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,886 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,887 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,887 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,887 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,887 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,887 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,887 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,887 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,887 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,887 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,887 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,888 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,888 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,888 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,888 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,888 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,888 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,888 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,888 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,888 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,888 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,888 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,889 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,890 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,890 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,890 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,890 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,890 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,890 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,891 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,891 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,891 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,891 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,891 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,891 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,891 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,891 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,891 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,892 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,892 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,892 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,892 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,892 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,892 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,892 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,892 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,892 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,894 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,895 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,896 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,896 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,896 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,896 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,897 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,897 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,897 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,897 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,897 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,898 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,898 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,898 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,898 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,898 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,898 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,898 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,900 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,900 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,900 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,900 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,900 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,900 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,901 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,901 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,901 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,901 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,901 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,901 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,902 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,902 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,902 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,902 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,902 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,902 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,902 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,902 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,902 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,902 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,902 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,903 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_release_read_lock_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,903 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,903 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,903 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_release_read_lock_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,903 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,903 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,903 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:50,908 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-10-16 23:04:50,937 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 23:04:50,941 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-16 23:04:50,942 INFO L340 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2021-10-16 23:04:50,954 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 161 places, 150 transitions, 332 flow [2021-10-16 23:04:51,003 INFO L129 PetriNetUnfolder]: 2/146 cut-off events. [2021-10-16 23:04:51,003 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-16 23:04:51,007 INFO L84 FinitePrefix]: Finished finitePrefix Result has 163 conditions, 146 events. 2/146 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 165 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 96. Up to 2 conditions per place. [2021-10-16 23:04:51,007 INFO L82 GeneralOperation]: Start removeDead. Operand has 161 places, 150 transitions, 332 flow [2021-10-16 23:04:51,010 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 143 places, 132 transitions, 285 flow [2021-10-16 23:04:51,015 INFO L129 PetriNetUnfolder]: 0/24 cut-off events. [2021-10-16 23:04:51,015 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-16 23:04:51,015 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:51,015 INFO L254 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] [2021-10-16 23:04:51,016 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting writerErr0ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 18 more)] === [2021-10-16 23:04:51,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:51,019 INFO L82 PathProgramCache]: Analyzing trace with hash 2030486101, now seen corresponding path program 1 times [2021-10-16 23:04:51,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:51,025 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216668355] [2021-10-16 23:04:51,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:51,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:51,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:51,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:51,166 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216668355] [2021-10-16 23:04:51,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216668355] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:51,167 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:51,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-16 23:04:51,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277935651] [2021-10-16 23:04:51,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-16 23:04:51,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:51,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-16 23:04:51,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 23:04:51,186 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 138 out of 150 [2021-10-16 23:04:51,190 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 132 transitions, 285 flow. Second operand has 2 states, 2 states have (on average 138.5) internal successors, (277), 2 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,190 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:51,190 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 138 of 150 [2021-10-16 23:04:51,191 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:51,239 INFO L129 PetriNetUnfolder]: 0/120 cut-off events. [2021-10-16 23:04:51,240 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-10-16 23:04:51,240 INFO L84 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 120 events. 0/120 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 125 event pairs, 0 based on Foata normal form. 12/128 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-10-16 23:04:51,242 INFO L132 encePairwiseOnDemand]: 138/150 looper letters, 0 selfloop transitions, 0 changer transitions 9/120 dead transitions. [2021-10-16 23:04:51,242 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 120 transitions, 261 flow [2021-10-16 23:04:51,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 23:04:51,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-10-16 23:04:51,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 288 transitions. [2021-10-16 23:04:51,253 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.96 [2021-10-16 23:04:51,254 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 288 transitions. [2021-10-16 23:04:51,254 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 288 transitions. [2021-10-16 23:04:51,257 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:51,258 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 288 transitions. [2021-10-16 23:04:51,264 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 144.0) internal successors, (288), 2 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,268 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 150.0) internal successors, (450), 3 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,269 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 150.0) internal successors, (450), 3 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,270 INFO L186 Difference]: Start difference. First operand has 143 places, 132 transitions, 285 flow. Second operand 2 states and 288 transitions. [2021-10-16 23:04:51,271 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 120 transitions, 261 flow [2021-10-16 23:04:51,278 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 120 transitions, 248 flow, removed 0 selfloop flow, removed 7 redundant places. [2021-10-16 23:04:51,280 INFO L242 Difference]: Finished difference. Result has 127 places, 111 transitions, 229 flow [2021-10-16 23:04:51,282 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=150, PETRI_DIFFERENCE_MINUEND_FLOW=248, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=229, PETRI_PLACES=127, PETRI_TRANSITIONS=111} [2021-10-16 23:04:51,287 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -16 predicate places. [2021-10-16 23:04:51,288 INFO L470 AbstractCegarLoop]: Abstraction has has 127 places, 111 transitions, 229 flow [2021-10-16 23:04:51,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 138.5) internal successors, (277), 2 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,288 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:51,289 INFO L254 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] [2021-10-16 23:04:51,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-16 23:04:51,289 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting writerErr1ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 18 more)] === [2021-10-16 23:04:51,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:51,290 INFO L82 PathProgramCache]: Analyzing trace with hash 962738776, now seen corresponding path program 1 times [2021-10-16 23:04:51,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:51,291 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424411217] [2021-10-16 23:04:51,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:51,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:51,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:51,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:51,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424411217] [2021-10-16 23:04:51,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424411217] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:51,369 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:51,369 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:04:51,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637713483] [2021-10-16 23:04:51,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:04:51,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:51,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:04:51,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:04:51,373 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 150 [2021-10-16 23:04:51,374 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 111 transitions, 229 flow. Second operand has 3 states, 3 states have (on average 126.33333333333333) internal successors, (379), 3 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,374 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:51,374 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 150 [2021-10-16 23:04:51,375 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:51,548 INFO L129 PetriNetUnfolder]: 556/1371 cut-off events. [2021-10-16 23:04:51,548 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-16 23:04:51,555 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2220 conditions, 1371 events. 556/1371 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 9292 event pairs, 329 based on Foata normal form. 0/1183 useless extension candidates. Maximal degree in co-relation 2217. Up to 699 conditions per place. [2021-10-16 23:04:51,563 INFO L132 encePairwiseOnDemand]: 141/150 looper letters, 14 selfloop transitions, 8 changer transitions 0/120 dead transitions. [2021-10-16 23:04:51,564 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 120 transitions, 291 flow [2021-10-16 23:04:51,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:04:51,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:04:51,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 398 transitions. [2021-10-16 23:04:51,566 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8844444444444445 [2021-10-16 23:04:51,566 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 398 transitions. [2021-10-16 23:04:51,566 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 398 transitions. [2021-10-16 23:04:51,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:51,567 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 398 transitions. [2021-10-16 23:04:51,567 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,570 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,570 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,570 INFO L186 Difference]: Start difference. First operand has 127 places, 111 transitions, 229 flow. Second operand 3 states and 398 transitions. [2021-10-16 23:04:51,570 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 120 transitions, 291 flow [2021-10-16 23:04:51,571 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 120 transitions, 291 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-10-16 23:04:51,574 INFO L242 Difference]: Finished difference. Result has 122 places, 118 transitions, 291 flow [2021-10-16 23:04:51,574 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=150, PETRI_DIFFERENCE_MINUEND_FLOW=229, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=291, PETRI_PLACES=122, PETRI_TRANSITIONS=118} [2021-10-16 23:04:51,574 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -21 predicate places. [2021-10-16 23:04:51,574 INFO L470 AbstractCegarLoop]: Abstraction has has 122 places, 118 transitions, 291 flow [2021-10-16 23:04:51,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.33333333333333) internal successors, (379), 3 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,575 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:51,575 INFO L254 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] [2021-10-16 23:04:51,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-16 23:04:51,575 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting writerErr1ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 18 more)] === [2021-10-16 23:04:51,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:51,576 INFO L82 PathProgramCache]: Analyzing trace with hash -20727057, now seen corresponding path program 1 times [2021-10-16 23:04:51,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:51,576 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594705793] [2021-10-16 23:04:51,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:51,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:51,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:51,665 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:51,665 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594705793] [2021-10-16 23:04:51,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594705793] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:51,665 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:51,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 23:04:51,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440040095] [2021-10-16 23:04:51,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:04:51,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:51,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:04:51,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:04:51,666 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 150 [2021-10-16 23:04:51,667 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 118 transitions, 291 flow. Second operand has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,667 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:51,667 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 150 [2021-10-16 23:04:51,667 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:51,760 INFO L129 PetriNetUnfolder]: 225/1102 cut-off events. [2021-10-16 23:04:51,760 INFO L130 PetriNetUnfolder]: For 68/68 co-relation queries the response was YES. [2021-10-16 23:04:51,764 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1741 conditions, 1102 events. 225/1102 cut-off events. For 68/68 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 8031 event pairs, 113 based on Foata normal form. 20/986 useless extension candidates. Maximal degree in co-relation 1736. Up to 341 conditions per place. [2021-10-16 23:04:51,768 INFO L132 encePairwiseOnDemand]: 144/150 looper letters, 3 selfloop transitions, 4 changer transitions 0/117 dead transitions. [2021-10-16 23:04:51,768 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 117 transitions, 299 flow [2021-10-16 23:04:51,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:04:51,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:04:51,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 404 transitions. [2021-10-16 23:04:51,769 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8977777777777778 [2021-10-16 23:04:51,769 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 404 transitions. [2021-10-16 23:04:51,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 404 transitions. [2021-10-16 23:04:51,769 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:51,770 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 404 transitions. [2021-10-16 23:04:51,770 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,771 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,771 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,771 INFO L186 Difference]: Start difference. First operand has 122 places, 118 transitions, 291 flow. Second operand 3 states and 404 transitions. [2021-10-16 23:04:51,771 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 117 transitions, 299 flow [2021-10-16 23:04:51,777 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 117 transitions, 285 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-16 23:04:51,780 INFO L242 Difference]: Finished difference. Result has 123 places, 117 transitions, 287 flow [2021-10-16 23:04:51,780 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=150, PETRI_DIFFERENCE_MINUEND_FLOW=271, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=287, PETRI_PLACES=123, PETRI_TRANSITIONS=117} [2021-10-16 23:04:51,780 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -20 predicate places. [2021-10-16 23:04:51,780 INFO L470 AbstractCegarLoop]: Abstraction has has 123 places, 117 transitions, 287 flow [2021-10-16 23:04:51,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,781 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:51,781 INFO L254 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] [2021-10-16 23:04:51,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-16 23:04:51,781 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting writerErr1ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 18 more)] === [2021-10-16 23:04:51,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:51,782 INFO L82 PathProgramCache]: Analyzing trace with hash -425188387, now seen corresponding path program 2 times [2021-10-16 23:04:51,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:51,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282729129] [2021-10-16 23:04:51,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:51,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:51,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:51,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:51,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282729129] [2021-10-16 23:04:51,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282729129] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:51,883 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:51,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-16 23:04:51,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135635936] [2021-10-16 23:04:51,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 23:04:51,883 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:51,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 23:04:51,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-16 23:04:51,887 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 150 [2021-10-16 23:04:51,888 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 117 transitions, 287 flow. Second operand has 5 states, 5 states have (on average 128.8) internal successors, (644), 5 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:51,888 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:51,888 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 150 [2021-10-16 23:04:51,888 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:52,001 INFO L129 PetriNetUnfolder]: 255/1197 cut-off events. [2021-10-16 23:04:52,002 INFO L130 PetriNetUnfolder]: For 141/183 co-relation queries the response was YES. [2021-10-16 23:04:52,005 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1936 conditions, 1197 events. 255/1197 cut-off events. For 141/183 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 8828 event pairs, 93 based on Foata normal form. 9/1058 useless extension candidates. Maximal degree in co-relation 1930. Up to 302 conditions per place. [2021-10-16 23:04:52,008 INFO L132 encePairwiseOnDemand]: 140/150 looper letters, 8 selfloop transitions, 12 changer transitions 0/127 dead transitions. [2021-10-16 23:04:52,009 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 127 transitions, 361 flow [2021-10-16 23:04:52,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 23:04:52,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-10-16 23:04:52,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 662 transitions. [2021-10-16 23:04:52,011 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8826666666666667 [2021-10-16 23:04:52,011 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 662 transitions. [2021-10-16 23:04:52,011 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 662 transitions. [2021-10-16 23:04:52,011 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:52,011 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 662 transitions. [2021-10-16 23:04:52,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 132.4) internal successors, (662), 5 states have internal predecessors, (662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,014 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 150.0) internal successors, (900), 6 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,014 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 150.0) internal successors, (900), 6 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,014 INFO L186 Difference]: Start difference. First operand has 123 places, 117 transitions, 287 flow. Second operand 5 states and 662 transitions. [2021-10-16 23:04:52,014 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 127 transitions, 361 flow [2021-10-16 23:04:52,015 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 127 transitions, 349 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-16 23:04:52,018 INFO L242 Difference]: Finished difference. Result has 127 places, 123 transitions, 338 flow [2021-10-16 23:04:52,018 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=150, PETRI_DIFFERENCE_MINUEND_FLOW=279, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=338, PETRI_PLACES=127, PETRI_TRANSITIONS=123} [2021-10-16 23:04:52,018 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -16 predicate places. [2021-10-16 23:04:52,019 INFO L470 AbstractCegarLoop]: Abstraction has has 127 places, 123 transitions, 338 flow [2021-10-16 23:04:52,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 128.8) internal successors, (644), 5 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,019 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:52,019 INFO L254 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] [2021-10-16 23:04:52,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-16 23:04:52,019 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting writerErr1ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 18 more)] === [2021-10-16 23:04:52,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:52,020 INFO L82 PathProgramCache]: Analyzing trace with hash -121626021, now seen corresponding path program 1 times [2021-10-16 23:04:52,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:52,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124224276] [2021-10-16 23:04:52,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:52,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:52,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:52,051 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:52,052 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124224276] [2021-10-16 23:04:52,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124224276] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:52,053 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:52,053 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:04:52,053 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446129783] [2021-10-16 23:04:52,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:04:52,054 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:52,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:04:52,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:04:52,055 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 150 [2021-10-16 23:04:52,055 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 123 transitions, 338 flow. Second operand has 3 states, 3 states have (on average 126.33333333333333) internal successors, (379), 3 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,055 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:52,055 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 150 [2021-10-16 23:04:52,055 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:52,199 INFO L129 PetriNetUnfolder]: 294/1453 cut-off events. [2021-10-16 23:04:52,199 INFO L130 PetriNetUnfolder]: For 233/350 co-relation queries the response was YES. [2021-10-16 23:04:52,205 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2682 conditions, 1453 events. 294/1453 cut-off events. For 233/350 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 11412 event pairs, 122 based on Foata normal form. 0/1277 useless extension candidates. Maximal degree in co-relation 2674. Up to 468 conditions per place. [2021-10-16 23:04:52,208 INFO L132 encePairwiseOnDemand]: 142/150 looper letters, 17 selfloop transitions, 7 changer transitions 0/129 dead transitions. [2021-10-16 23:04:52,208 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 129 transitions, 406 flow [2021-10-16 23:04:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:04:52,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:04:52,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 395 transitions. [2021-10-16 23:04:52,210 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8777777777777778 [2021-10-16 23:04:52,210 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 395 transitions. [2021-10-16 23:04:52,210 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 395 transitions. [2021-10-16 23:04:52,210 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:52,210 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 395 transitions. [2021-10-16 23:04:52,211 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,212 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,212 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,212 INFO L186 Difference]: Start difference. First operand has 127 places, 123 transitions, 338 flow. Second operand 3 states and 395 transitions. [2021-10-16 23:04:52,212 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 129 transitions, 406 flow [2021-10-16 23:04:52,214 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 129 transitions, 395 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-10-16 23:04:52,215 INFO L242 Difference]: Finished difference. Result has 130 places, 129 transitions, 389 flow [2021-10-16 23:04:52,215 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=150, PETRI_DIFFERENCE_MINUEND_FLOW=327, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=123, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=389, PETRI_PLACES=130, PETRI_TRANSITIONS=129} [2021-10-16 23:04:52,215 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -13 predicate places. [2021-10-16 23:04:52,216 INFO L470 AbstractCegarLoop]: Abstraction has has 130 places, 129 transitions, 389 flow [2021-10-16 23:04:52,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.33333333333333) internal successors, (379), 3 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,216 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:52,216 INFO L254 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] [2021-10-16 23:04:52,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-16 23:04:52,216 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting writerErr1ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 18 more)] === [2021-10-16 23:04:52,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:52,216 INFO L82 PathProgramCache]: Analyzing trace with hash 1508752826, now seen corresponding path program 1 times [2021-10-16 23:04:52,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:52,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889125075] [2021-10-16 23:04:52,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:52,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:52,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:52,277 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:52,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889125075] [2021-10-16 23:04:52,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889125075] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:52,278 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:52,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-16 23:04:52,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081467925] [2021-10-16 23:04:52,279 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 23:04:52,279 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:52,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 23:04:52,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-16 23:04:52,280 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 150 [2021-10-16 23:04:52,280 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 129 transitions, 389 flow. Second operand has 5 states, 5 states have (on average 129.2) internal successors, (646), 5 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,280 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:52,280 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 150 [2021-10-16 23:04:52,281 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:52,391 INFO L129 PetriNetUnfolder]: 160/1000 cut-off events. [2021-10-16 23:04:52,391 INFO L130 PetriNetUnfolder]: For 384/514 co-relation queries the response was YES. [2021-10-16 23:04:52,395 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1918 conditions, 1000 events. 160/1000 cut-off events. For 384/514 co-relation queries the response was YES. Maximal size of possible extension queue 65. Compared 7319 event pairs, 32 based on Foata normal form. 23/921 useless extension candidates. Maximal degree in co-relation 1909. Up to 205 conditions per place. [2021-10-16 23:04:52,398 INFO L132 encePairwiseOnDemand]: 141/150 looper letters, 7 selfloop transitions, 17 changer transitions 6/143 dead transitions. [2021-10-16 23:04:52,398 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 143 transitions, 513 flow [2021-10-16 23:04:52,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 23:04:52,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-10-16 23:04:52,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 670 transitions. [2021-10-16 23:04:52,400 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8933333333333333 [2021-10-16 23:04:52,400 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 670 transitions. [2021-10-16 23:04:52,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 670 transitions. [2021-10-16 23:04:52,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:52,400 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 670 transitions. [2021-10-16 23:04:52,401 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 134.0) internal successors, (670), 5 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,403 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 150.0) internal successors, (900), 6 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,403 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 150.0) internal successors, (900), 6 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,403 INFO L186 Difference]: Start difference. First operand has 130 places, 129 transitions, 389 flow. Second operand 5 states and 670 transitions. [2021-10-16 23:04:52,403 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 143 transitions, 513 flow [2021-10-16 23:04:52,406 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 143 transitions, 491 flow, removed 4 selfloop flow, removed 2 redundant places. [2021-10-16 23:04:52,407 INFO L242 Difference]: Finished difference. Result has 133 places, 135 transitions, 439 flow [2021-10-16 23:04:52,408 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=150, PETRI_DIFFERENCE_MINUEND_FLOW=367, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=439, PETRI_PLACES=133, PETRI_TRANSITIONS=135} [2021-10-16 23:04:52,408 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -10 predicate places. [2021-10-16 23:04:52,408 INFO L470 AbstractCegarLoop]: Abstraction has has 133 places, 135 transitions, 439 flow [2021-10-16 23:04:52,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 129.2) internal successors, (646), 5 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,408 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:52,408 INFO L254 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] [2021-10-16 23:04:52,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-16 23:04:52,409 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting writerErr1ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 18 more)] === [2021-10-16 23:04:52,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:52,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1305638407, now seen corresponding path program 1 times [2021-10-16 23:04:52,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:52,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736039684] [2021-10-16 23:04:52,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:52,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:52,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:52,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:52,515 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736039684] [2021-10-16 23:04:52,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736039684] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:52,515 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:52,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 23:04:52,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712128021] [2021-10-16 23:04:52,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 23:04:52,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:52,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 23:04:52,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-10-16 23:04:52,520 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 150 [2021-10-16 23:04:52,521 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 135 transitions, 439 flow. Second operand has 6 states, 6 states have (on average 129.0) internal successors, (774), 6 states have internal predecessors, (774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,521 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:52,521 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 150 [2021-10-16 23:04:52,522 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:52,620 INFO L129 PetriNetUnfolder]: 135/1079 cut-off events. [2021-10-16 23:04:52,620 INFO L130 PetriNetUnfolder]: For 589/781 co-relation queries the response was YES. [2021-10-16 23:04:52,624 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2070 conditions, 1079 events. 135/1079 cut-off events. For 589/781 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 8172 event pairs, 40 based on Foata normal form. 39/1017 useless extension candidates. Maximal degree in co-relation 2060. Up to 187 conditions per place. [2021-10-16 23:04:52,627 INFO L132 encePairwiseOnDemand]: 140/150 looper letters, 10 selfloop transitions, 16 changer transitions 2/141 dead transitions. [2021-10-16 23:04:52,627 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 141 transitions, 539 flow [2021-10-16 23:04:52,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 23:04:52,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-16 23:04:52,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 794 transitions. [2021-10-16 23:04:52,629 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8822222222222222 [2021-10-16 23:04:52,629 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 794 transitions. [2021-10-16 23:04:52,629 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 794 transitions. [2021-10-16 23:04:52,629 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:52,629 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 794 transitions. [2021-10-16 23:04:52,631 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 132.33333333333334) internal successors, (794), 6 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,632 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 150.0) internal successors, (1050), 7 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,632 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 150.0) internal successors, (1050), 7 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,632 INFO L186 Difference]: Start difference. First operand has 133 places, 135 transitions, 439 flow. Second operand 6 states and 794 transitions. [2021-10-16 23:04:52,632 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 141 transitions, 539 flow [2021-10-16 23:04:52,634 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 141 transitions, 527 flow, removed 6 selfloop flow, removed 0 redundant places. [2021-10-16 23:04:52,636 INFO L242 Difference]: Finished difference. Result has 139 places, 137 transitions, 479 flow [2021-10-16 23:04:52,636 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=150, PETRI_DIFFERENCE_MINUEND_FLOW=427, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=479, PETRI_PLACES=139, PETRI_TRANSITIONS=137} [2021-10-16 23:04:52,636 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -4 predicate places. [2021-10-16 23:04:52,636 INFO L470 AbstractCegarLoop]: Abstraction has has 139 places, 137 transitions, 479 flow [2021-10-16 23:04:52,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 129.0) internal successors, (774), 6 states have internal predecessors, (774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,637 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:52,637 INFO L254 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] [2021-10-16 23:04:52,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-16 23:04:52,637 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting writerErr1ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 18 more)] === [2021-10-16 23:04:52,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:52,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1811536697, now seen corresponding path program 2 times [2021-10-16 23:04:52,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:52,637 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116211786] [2021-10-16 23:04:52,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:52,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:52,719 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:52,719 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116211786] [2021-10-16 23:04:52,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116211786] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:52,719 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:52,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 23:04:52,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574670115] [2021-10-16 23:04:52,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 23:04:52,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:52,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 23:04:52,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-16 23:04:52,721 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 150 [2021-10-16 23:04:52,721 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 137 transitions, 479 flow. Second operand has 6 states, 6 states have (on average 129.0) internal successors, (774), 6 states have internal predecessors, (774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,722 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:52,722 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 150 [2021-10-16 23:04:52,722 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:52,808 INFO L129 PetriNetUnfolder]: 86/788 cut-off events. [2021-10-16 23:04:52,808 INFO L130 PetriNetUnfolder]: For 637/764 co-relation queries the response was YES. [2021-10-16 23:04:52,811 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1557 conditions, 788 events. 86/788 cut-off events. For 637/764 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 5349 event pairs, 32 based on Foata normal form. 38/753 useless extension candidates. Maximal degree in co-relation 1545. Up to 135 conditions per place. [2021-10-16 23:04:52,812 INFO L132 encePairwiseOnDemand]: 140/150 looper letters, 8 selfloop transitions, 8 changer transitions 14/141 dead transitions. [2021-10-16 23:04:52,812 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 141 transitions, 575 flow [2021-10-16 23:04:52,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 23:04:52,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-16 23:04:52,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 792 transitions. [2021-10-16 23:04:52,814 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.88 [2021-10-16 23:04:52,814 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 792 transitions. [2021-10-16 23:04:52,814 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 792 transitions. [2021-10-16 23:04:52,814 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:52,814 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 792 transitions. [2021-10-16 23:04:52,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 132.0) internal successors, (792), 6 states have internal predecessors, (792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,817 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 150.0) internal successors, (1050), 7 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,817 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 150.0) internal successors, (1050), 7 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,817 INFO L186 Difference]: Start difference. First operand has 139 places, 137 transitions, 479 flow. Second operand 6 states and 792 transitions. [2021-10-16 23:04:52,817 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 141 transitions, 575 flow [2021-10-16 23:04:52,819 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 141 transitions, 539 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-10-16 23:04:52,843 INFO L242 Difference]: Finished difference. Result has 141 places, 127 transitions, 399 flow [2021-10-16 23:04:52,843 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=150, PETRI_DIFFERENCE_MINUEND_FLOW=447, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=399, PETRI_PLACES=141, PETRI_TRANSITIONS=127} [2021-10-16 23:04:52,843 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -2 predicate places. [2021-10-16 23:04:52,844 INFO L470 AbstractCegarLoop]: Abstraction has has 141 places, 127 transitions, 399 flow [2021-10-16 23:04:52,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 129.0) internal successors, (774), 6 states have internal predecessors, (774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,844 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:52,844 INFO L254 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] [2021-10-16 23:04:52,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-16 23:04:52,844 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting writerErr1ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 18 more)] === [2021-10-16 23:04:52,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:52,845 INFO L82 PathProgramCache]: Analyzing trace with hash 433898970, now seen corresponding path program 1 times [2021-10-16 23:04:52,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:52,845 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275843843] [2021-10-16 23:04:52,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:52,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:52,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:52,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:52,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275843843] [2021-10-16 23:04:52,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275843843] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:52,939 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:52,939 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 23:04:52,939 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286698894] [2021-10-16 23:04:52,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 23:04:52,940 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:52,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 23:04:52,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-16 23:04:52,941 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 150 [2021-10-16 23:04:52,942 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 127 transitions, 399 flow. Second operand has 6 states, 6 states have (on average 129.33333333333334) internal successors, (776), 6 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:52,942 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:52,942 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 150 [2021-10-16 23:04:52,942 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:53,015 INFO L129 PetriNetUnfolder]: 51/503 cut-off events. [2021-10-16 23:04:53,015 INFO L130 PetriNetUnfolder]: For 440/499 co-relation queries the response was YES. [2021-10-16 23:04:53,018 INFO L84 FinitePrefix]: Finished finitePrefix Result has 963 conditions, 503 events. 51/503 cut-off events. For 440/499 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 2993 event pairs, 17 based on Foata normal form. 24/474 useless extension candidates. Maximal degree in co-relation 950. Up to 91 conditions per place. [2021-10-16 23:04:53,019 INFO L132 encePairwiseOnDemand]: 141/150 looper letters, 5 selfloop transitions, 11 changer transitions 4/131 dead transitions. [2021-10-16 23:04:53,019 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 131 transitions, 475 flow [2021-10-16 23:04:53,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 23:04:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-16 23:04:53,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 790 transitions. [2021-10-16 23:04:53,021 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8777777777777778 [2021-10-16 23:04:53,021 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 790 transitions. [2021-10-16 23:04:53,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 790 transitions. [2021-10-16 23:04:53,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:53,021 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 790 transitions. [2021-10-16 23:04:53,022 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 131.66666666666666) internal successors, (790), 6 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:53,024 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 150.0) internal successors, (1050), 7 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:53,024 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 150.0) internal successors, (1050), 7 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:53,024 INFO L186 Difference]: Start difference. First operand has 141 places, 127 transitions, 399 flow. Second operand 6 states and 790 transitions. [2021-10-16 23:04:53,024 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 131 transitions, 475 flow [2021-10-16 23:04:53,025 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 131 transitions, 435 flow, removed 12 selfloop flow, removed 6 redundant places. [2021-10-16 23:04:53,027 INFO L242 Difference]: Finished difference. Result has 137 places, 127 transitions, 401 flow [2021-10-16 23:04:53,027 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=150, PETRI_DIFFERENCE_MINUEND_FLOW=371, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=401, PETRI_PLACES=137, PETRI_TRANSITIONS=127} [2021-10-16 23:04:53,027 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -6 predicate places. [2021-10-16 23:04:53,027 INFO L470 AbstractCegarLoop]: Abstraction has has 137 places, 127 transitions, 401 flow [2021-10-16 23:04:53,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 129.33333333333334) internal successors, (776), 6 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:53,027 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:53,028 INFO L254 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] [2021-10-16 23:04:53,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-16 23:04:53,028 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting writerErr1ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 18 more)] === [2021-10-16 23:04:53,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:53,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1207765270, now seen corresponding path program 2 times [2021-10-16 23:04:53,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:53,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060226237] [2021-10-16 23:04:53,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:53,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:53,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:53,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:53,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060226237] [2021-10-16 23:04:53,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060226237] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:53,108 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:53,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 23:04:53,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038423011] [2021-10-16 23:04:53,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 23:04:53,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:53,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 23:04:53,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-16 23:04:53,111 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 150 [2021-10-16 23:04:53,112 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 127 transitions, 401 flow. Second operand has 6 states, 6 states have (on average 129.33333333333334) internal successors, (776), 6 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:53,112 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:53,112 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 150 [2021-10-16 23:04:53,112 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:53,147 INFO L129 PetriNetUnfolder]: 3/216 cut-off events. [2021-10-16 23:04:53,148 INFO L130 PetriNetUnfolder]: For 193/220 co-relation queries the response was YES. [2021-10-16 23:04:53,148 INFO L84 FinitePrefix]: Finished finitePrefix Result has 413 conditions, 216 events. 3/216 cut-off events. For 193/220 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 694 event pairs, 1 based on Foata normal form. 13/219 useless extension candidates. Maximal degree in co-relation 402. Up to 27 conditions per place. [2021-10-16 23:04:53,148 INFO L132 encePairwiseOnDemand]: 141/150 looper letters, 0 selfloop transitions, 0 changer transitions 113/113 dead transitions. [2021-10-16 23:04:53,149 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 113 transitions, 369 flow [2021-10-16 23:04:53,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 23:04:53,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-16 23:04:53,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 784 transitions. [2021-10-16 23:04:53,150 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8711111111111111 [2021-10-16 23:04:53,150 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 784 transitions. [2021-10-16 23:04:53,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 784 transitions. [2021-10-16 23:04:53,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:53,151 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 784 transitions. [2021-10-16 23:04:53,152 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 130.66666666666666) internal successors, (784), 6 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:53,154 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 150.0) internal successors, (1050), 7 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:53,154 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 150.0) internal successors, (1050), 7 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:53,154 INFO L186 Difference]: Start difference. First operand has 137 places, 127 transitions, 401 flow. Second operand 6 states and 784 transitions. [2021-10-16 23:04:53,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 113 transitions, 369 flow [2021-10-16 23:04:53,155 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 130 places, 113 transitions, 316 flow, removed 11 selfloop flow, removed 9 redundant places. [2021-10-16 23:04:53,156 INFO L242 Difference]: Finished difference. Result has 130 places, 0 transitions, 0 flow [2021-10-16 23:04:53,156 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=150, PETRI_DIFFERENCE_MINUEND_FLOW=288, PETRI_DIFFERENCE_MINUEND_PLACES=125, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=130, PETRI_TRANSITIONS=0} [2021-10-16 23:04:53,156 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -13 predicate places. [2021-10-16 23:04:53,156 INFO L470 AbstractCegarLoop]: Abstraction has has 130 places, 0 transitions, 0 flow [2021-10-16 23:04:53,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 129.33333333333334) internal successors, (776), 6 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 23:04:53,158 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,159 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,159 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,159 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-16 23:04:53,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-16 23:04:53,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-16 23:04:53,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATION [2021-10-16 23:04:53,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:04:53,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-16 23:04:53,167 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-16 23:04:53,167 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 23:04:53,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:04:53 BasicIcfg [2021-10-16 23:04:53,168 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 23:04:53,169 INFO L168 Benchmark]: Toolchain (without parser) took 3246.85 ms. Allocated memory was 176.2 MB in the beginning and 298.8 MB in the end (delta: 122.7 MB). Free memory was 124.2 MB in the beginning and 181.9 MB in the end (delta: -57.6 MB). Peak memory consumption was 67.7 MB. Max. memory is 8.0 GB. [2021-10-16 23:04:53,169 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 176.2 MB. Free memory is still 141.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-16 23:04:53,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 334.29 ms. Allocated memory is still 176.2 MB. Free memory was 124.1 MB in the beginning and 139.9 MB in the end (delta: -15.8 MB). Peak memory consumption was 11.6 MB. Max. memory is 8.0 GB. [2021-10-16 23:04:53,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.58 ms. Allocated memory is still 176.2 MB. Free memory was 139.9 MB in the beginning and 137.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-16 23:04:53,170 INFO L168 Benchmark]: Boogie Preprocessor took 28.63 ms. Allocated memory is still 176.2 MB. Free memory was 137.8 MB in the beginning and 136.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-16 23:04:53,170 INFO L168 Benchmark]: RCFGBuilder took 483.76 ms. Allocated memory is still 176.2 MB. Free memory was 135.7 MB in the beginning and 110.0 MB in the end (delta: 25.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-10-16 23:04:53,170 INFO L168 Benchmark]: TraceAbstraction took 2332.04 ms. Allocated memory was 176.2 MB in the beginning and 298.8 MB in the end (delta: 122.7 MB). Free memory was 109.5 MB in the beginning and 181.9 MB in the end (delta: -72.4 MB). Peak memory consumption was 51.8 MB. Max. memory is 8.0 GB. [2021-10-16 23:04:53,171 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 176.2 MB. Free memory is still 141.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 334.29 ms. Allocated memory is still 176.2 MB. Free memory was 124.1 MB in the beginning and 139.9 MB in the end (delta: -15.8 MB). Peak memory consumption was 11.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 51.58 ms. Allocated memory is still 176.2 MB. Free memory was 139.9 MB in the beginning and 137.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.63 ms. Allocated memory is still 176.2 MB. Free memory was 137.8 MB in the beginning and 136.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 483.76 ms. Allocated memory is still 176.2 MB. Free memory was 135.7 MB in the beginning and 110.0 MB in the end (delta: 25.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2332.04 ms. Allocated memory was 176.2 MB in the beginning and 298.8 MB in the end (delta: 122.7 MB). Free memory was 109.5 MB in the beginning and 181.9 MB in the end (delta: -72.4 MB). Peak memory consumption was 51.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 711]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 731]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 714]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 707]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 718]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 720]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 183 locations, 22 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 4.3ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 2229.7ms, OverallIterations: 10, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1223.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 68.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 61 SDtfs, 27 SDslu, 11 SDs, 0 SdLazy, 294 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 144.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 86.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=479occurred in iteration=7, InterpolantAutomatonStates: 45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 32.2ms SsaConstructionTime, 176.7ms SatisfiabilityAnalysisTime, 545.9ms InterpolantComputationTime, 462 NumberOfCodeBlocks, 462 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 452 ConstructedInterpolants, 0 QuantifiedInterpolants, 1722 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-16 23:04:53,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...