/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-FA-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/stateful01-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-eaa536417960c97dc4122e532ee2691877b99d76-eaa5364 [2021-10-16 22:43:19,625 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-10-16 22:43:19,722 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-FA-NoLbe.epf [2021-10-16 22:43:19,734 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 22:43:19,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 22:43:19,735 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-16 22:43:19,737 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-16 22:43:19,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 22:43:19,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 22:43:19,738 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 22:43:19,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 22:43:19,738 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 22:43:19,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 22:43:19,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 22:43:19,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 22:43:19,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 22:43:19,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 22:43:19,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 22:43:19,740 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 22:43:19,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 22:43:19,740 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 22:43:19,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 22:43:19,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 22:43:19,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 22:43:19,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-16 22:43:19,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 22:43:19,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 22:43:19,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 22:43:19,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 22:43:19,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 22:43:19,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-16 22:43:19,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 22:43:19,741 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 22:43:19,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 22:43:19,741 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-16 22:43:19,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 22:43:19,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 22:43:19,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 22:43:19,954 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 22:43:19,955 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 22:43:19,955 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stateful01-2.i [2021-10-16 22:43:20,011 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab72a45b/9f2e81ea5d40466ab5f5e6d3298e11d9/FLAG6c526e329 [2021-10-16 22:43:20,417 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 22:43:20,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stateful01-2.i [2021-10-16 22:43:20,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab72a45b/9f2e81ea5d40466ab5f5e6d3298e11d9/FLAG6c526e329 [2021-10-16 22:43:20,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab72a45b/9f2e81ea5d40466ab5f5e6d3298e11d9 [2021-10-16 22:43:20,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 22:43:20,789 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-16 22:43:20,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 22:43:20,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 22:43:20,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 22:43:20,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 10:43:20" (1/1) ... [2021-10-16 22:43:20,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c4814f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:20, skipping insertion in model container [2021-10-16 22:43:20,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 10:43:20" (1/1) ... [2021-10-16 22:43:20,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 22:43:20,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 22:43:21,047 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/stateful01-2.i[30826,30839] [2021-10-16 22:43:21,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 22:43:21,065 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 22:43:21,104 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/stateful01-2.i[30826,30839] [2021-10-16 22:43:21,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 22:43:21,126 INFO L208 MainTranslator]: Completed translation [2021-10-16 22:43:21,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21 WrapperNode [2021-10-16 22:43:21,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 22:43:21,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 22:43:21,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 22:43:21,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 22:43:21,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21" (1/1) ... [2021-10-16 22:43:21,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21" (1/1) ... [2021-10-16 22:43:21,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 22:43:21,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 22:43:21,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 22:43:21,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 22:43:21,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21" (1/1) ... [2021-10-16 22:43:21,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21" (1/1) ... [2021-10-16 22:43:21,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21" (1/1) ... [2021-10-16 22:43:21,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21" (1/1) ... [2021-10-16 22:43:21,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21" (1/1) ... [2021-10-16 22:43:21,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21" (1/1) ... [2021-10-16 22:43:21,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21" (1/1) ... [2021-10-16 22:43:21,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 22:43:21,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 22:43:21,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 22:43:21,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 22:43:21,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21" (1/1) ... [2021-10-16 22:43:21,227 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 22:43:21,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-16 22:43:21,254 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 22:43:21,255 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 22:43:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-16 22:43:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-16 22:43:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-16 22:43:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-16 22:43:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-16 22:43:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-16 22:43:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-16 22:43:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 22:43:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-16 22:43:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 22:43:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 22:43:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 22:43:21,300 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 22:43:21,652 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 22:43:21,652 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-16 22:43:21,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:43:21 BoogieIcfgContainer [2021-10-16 22:43:21,654 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 22:43:21,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 22:43:21,655 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 22:43:21,659 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 22:43:21,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 10:43:20" (1/3) ... [2021-10-16 22:43:21,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61fdaa4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 10:43:21, skipping insertion in model container [2021-10-16 22:43:21,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:43:21" (2/3) ... [2021-10-16 22:43:21,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61fdaa4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 10:43:21, skipping insertion in model container [2021-10-16 22:43:21,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:43:21" (3/3) ... [2021-10-16 22:43:21,662 INFO L111 eAbstractionObserver]: Analyzing ICFG stateful01-2.i [2021-10-16 22:43:21,665 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-16 22:43:21,665 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 22:43:21,666 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-10-16 22:43:21,666 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-16 22:43:21,700 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,700 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,700 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,700 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,700 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,700 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,700 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,700 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,701 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,701 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,701 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,701 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,701 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,701 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,701 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,701 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,701 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,701 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,701 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,702 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,702 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,702 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,702 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,703 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,703 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,703 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,703 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,703 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,703 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,704 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,704 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,707 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,707 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,707 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,707 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,707 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,707 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,707 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,707 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,707 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,708 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,708 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,708 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,708 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,708 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,708 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,708 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,708 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,709 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,709 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,709 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,709 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,711 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,711 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,711 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,711 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,711 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,711 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,712 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,712 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,712 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,712 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,713 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,715 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,715 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,715 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,719 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,719 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,719 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,719 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,719 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,719 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,720 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,720 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,720 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,720 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,720 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,720 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,720 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,720 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,721 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,721 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,721 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,724 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,724 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,724 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,724 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,724 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,725 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,725 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,725 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,725 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,725 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,725 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,725 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,730 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,730 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 22:43:21,737 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-16 22:43:21,771 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 22:43:21,775 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=true, mConcurrency=FINITE_AUTOMATA, 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 22:43:21,775 INFO L340 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-10-16 22:43:21,788 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 159 places, 154 transitions, 324 flow [2021-10-16 22:43:21,943 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 8119 states, 8109 states have (on average 2.7712418300653594) internal successors, (22472), 8118 states have internal predecessors, (22472), 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 22:43:21,978 INFO L276 IsEmpty]: Start isEmpty. Operand has 8119 states, 8109 states have (on average 2.7712418300653594) internal successors, (22472), 8118 states have internal predecessors, (22472), 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 22:43:21,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-16 22:43:21,984 INFO L509 BasicCegarLoop]: Found error trace [2021-10-16 22:43:21,984 INFO L517 BasicCegarLoop]: 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] [2021-10-16 22:43:21,985 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-10-16 22:43:21,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 22:43:21,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1125467711, now seen corresponding path program 1 times [2021-10-16 22:43:21,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 22:43:21,995 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875951569] [2021-10-16 22:43:21,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 22:43:21,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 22:43:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 22:43:22,187 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 22:43:22,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 22:43:22,188 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875951569] [2021-10-16 22:43:22,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875951569] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 22:43:22,188 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 22:43:22,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 22:43:22,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719038775] [2021-10-16 22:43:22,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 22:43:22,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 22:43:22,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 22:43:22,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:22,254 INFO L87 Difference]: Start difference. First operand has 8119 states, 8109 states have (on average 2.7712418300653594) internal successors, (22472), 8118 states have internal predecessors, (22472), 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) Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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 22:43:22,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 22:43:22,376 INFO L93 Difference]: Finished difference Result 8118 states and 22471 transitions. [2021-10-16 22:43:22,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 22:43:22,377 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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) Word has length 31 [2021-10-16 22:43:22,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 22:43:22,466 INFO L225 Difference]: With dead ends: 8118 [2021-10-16 22:43:22,466 INFO L226 Difference]: Without dead ends: 8118 [2021-10-16 22:43:22,467 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:22,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8118 states. [2021-10-16 22:43:22,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8118 to 8118. [2021-10-16 22:43:22,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8118 states, 8109 states have (on average 2.7711185102972005) internal successors, (22471), 8117 states have internal predecessors, (22471), 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 22:43:22,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8118 states to 8118 states and 22471 transitions. [2021-10-16 22:43:22,760 INFO L78 Accepts]: Start accepts. Automaton has 8118 states and 22471 transitions. Word has length 31 [2021-10-16 22:43:22,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 22:43:22,760 INFO L470 AbstractCegarLoop]: Abstraction has 8118 states and 22471 transitions. [2021-10-16 22:43:22,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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 22:43:22,761 INFO L276 IsEmpty]: Start isEmpty. Operand 8118 states and 22471 transitions. [2021-10-16 22:43:22,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-16 22:43:22,762 INFO L509 BasicCegarLoop]: Found error trace [2021-10-16 22:43:22,762 INFO L517 BasicCegarLoop]: 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] [2021-10-16 22:43:22,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-16 22:43:22,762 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-10-16 22:43:22,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 22:43:22,763 INFO L82 PathProgramCache]: Analyzing trace with hash -796250117, now seen corresponding path program 1 times [2021-10-16 22:43:22,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 22:43:22,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749168112] [2021-10-16 22:43:22,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 22:43:22,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 22:43:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 22:43:22,801 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 22:43:22,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 22:43:22,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749168112] [2021-10-16 22:43:22,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749168112] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 22:43:22,801 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 22:43:22,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 22:43:22,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803545211] [2021-10-16 22:43:22,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 22:43:22,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 22:43:22,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 22:43:22,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:22,803 INFO L87 Difference]: Start difference. First operand 8118 states and 22471 transitions. Second operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 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 22:43:22,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 22:43:22,867 INFO L93 Difference]: Finished difference Result 8117 states and 22470 transitions. [2021-10-16 22:43:22,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 22:43:22,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 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) Word has length 36 [2021-10-16 22:43:22,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 22:43:22,902 INFO L225 Difference]: With dead ends: 8117 [2021-10-16 22:43:22,903 INFO L226 Difference]: Without dead ends: 8117 [2021-10-16 22:43:22,903 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:22,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8117 states. [2021-10-16 22:43:23,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8117 to 8117. [2021-10-16 22:43:23,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8117 states, 8109 states have (on average 2.770995190529042) internal successors, (22470), 8116 states have internal predecessors, (22470), 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 22:43:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8117 states to 8117 states and 22470 transitions. [2021-10-16 22:43:23,172 INFO L78 Accepts]: Start accepts. Automaton has 8117 states and 22470 transitions. Word has length 36 [2021-10-16 22:43:23,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 22:43:23,176 INFO L470 AbstractCegarLoop]: Abstraction has 8117 states and 22470 transitions. [2021-10-16 22:43:23,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 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 22:43:23,176 INFO L276 IsEmpty]: Start isEmpty. Operand 8117 states and 22470 transitions. [2021-10-16 22:43:23,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-16 22:43:23,180 INFO L509 BasicCegarLoop]: Found error trace [2021-10-16 22:43:23,180 INFO L517 BasicCegarLoop]: 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 22:43:23,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-16 22:43:23,181 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-10-16 22:43:23,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 22:43:23,186 INFO L82 PathProgramCache]: Analyzing trace with hash 41787007, now seen corresponding path program 1 times [2021-10-16 22:43:23,186 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 22:43:23,186 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401583563] [2021-10-16 22:43:23,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 22:43:23,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 22:43:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 22:43:23,222 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 22:43:23,222 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 22:43:23,222 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401583563] [2021-10-16 22:43:23,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401583563] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 22:43:23,223 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 22:43:23,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 22:43:23,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352328805] [2021-10-16 22:43:23,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 22:43:23,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 22:43:23,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 22:43:23,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:23,224 INFO L87 Difference]: Start difference. First operand 8117 states and 22470 transitions. Second operand has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 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 22:43:23,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 22:43:23,291 INFO L93 Difference]: Finished difference Result 8894 states and 24684 transitions. [2021-10-16 22:43:23,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 22:43:23,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 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) Word has length 51 [2021-10-16 22:43:23,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 22:43:23,336 INFO L225 Difference]: With dead ends: 8894 [2021-10-16 22:43:23,336 INFO L226 Difference]: Without dead ends: 8894 [2021-10-16 22:43:23,336 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:23,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8894 states. [2021-10-16 22:43:23,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8894 to 8273. [2021-10-16 22:43:23,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8273 states, 8265 states have (on average 2.772776769509982) internal successors, (22917), 8272 states have internal predecessors, (22917), 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 22:43:23,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8273 states to 8273 states and 22917 transitions. [2021-10-16 22:43:23,663 INFO L78 Accepts]: Start accepts. Automaton has 8273 states and 22917 transitions. Word has length 51 [2021-10-16 22:43:23,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 22:43:23,664 INFO L470 AbstractCegarLoop]: Abstraction has 8273 states and 22917 transitions. [2021-10-16 22:43:23,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 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 22:43:23,664 INFO L276 IsEmpty]: Start isEmpty. Operand 8273 states and 22917 transitions. [2021-10-16 22:43:23,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-16 22:43:23,666 INFO L509 BasicCegarLoop]: Found error trace [2021-10-16 22:43:23,666 INFO L517 BasicCegarLoop]: 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] [2021-10-16 22:43:23,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-16 22:43:23,666 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-10-16 22:43:23,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 22:43:23,667 INFO L82 PathProgramCache]: Analyzing trace with hash 535742479, now seen corresponding path program 1 times [2021-10-16 22:43:23,667 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 22:43:23,667 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646909694] [2021-10-16 22:43:23,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 22:43:23,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 22:43:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 22:43:23,711 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 22:43:23,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 22:43:23,712 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646909694] [2021-10-16 22:43:23,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646909694] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 22:43:23,712 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 22:43:23,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 22:43:23,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462240259] [2021-10-16 22:43:23,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 22:43:23,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 22:43:23,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 22:43:23,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:23,713 INFO L87 Difference]: Start difference. First operand 8273 states and 22917 transitions. Second operand has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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 22:43:23,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 22:43:23,786 INFO L93 Difference]: Finished difference Result 8930 states and 24764 transitions. [2021-10-16 22:43:23,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 22:43:23,786 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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) Word has length 56 [2021-10-16 22:43:23,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 22:43:23,809 INFO L225 Difference]: With dead ends: 8930 [2021-10-16 22:43:23,809 INFO L226 Difference]: Without dead ends: 8930 [2021-10-16 22:43:23,810 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:23,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8930 states. [2021-10-16 22:43:24,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8930 to 8444. [2021-10-16 22:43:24,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8444 states, 8437 states have (on average 2.7727865354984) internal successors, (23394), 8443 states have internal predecessors, (23394), 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 22:43:24,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8444 states to 8444 states and 23394 transitions. [2021-10-16 22:43:24,077 INFO L78 Accepts]: Start accepts. Automaton has 8444 states and 23394 transitions. Word has length 56 [2021-10-16 22:43:24,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 22:43:24,077 INFO L470 AbstractCegarLoop]: Abstraction has 8444 states and 23394 transitions. [2021-10-16 22:43:24,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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 22:43:24,077 INFO L276 IsEmpty]: Start isEmpty. Operand 8444 states and 23394 transitions. [2021-10-16 22:43:24,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-16 22:43:24,080 INFO L509 BasicCegarLoop]: Found error trace [2021-10-16 22:43:24,081 INFO L517 BasicCegarLoop]: 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] [2021-10-16 22:43:24,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-16 22:43:24,081 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-10-16 22:43:24,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 22:43:24,081 INFO L82 PathProgramCache]: Analyzing trace with hash -217135762, now seen corresponding path program 1 times [2021-10-16 22:43:24,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 22:43:24,082 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088110871] [2021-10-16 22:43:24,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 22:43:24,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 22:43:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 22:43:24,116 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 22:43:24,116 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 22:43:24,116 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088110871] [2021-10-16 22:43:24,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088110871] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 22:43:24,117 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 22:43:24,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 22:43:24,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224220790] [2021-10-16 22:43:24,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 22:43:24,117 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 22:43:24,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 22:43:24,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:24,118 INFO L87 Difference]: Start difference. First operand 8444 states and 23394 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 22:43:24,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 22:43:24,146 INFO L93 Difference]: Finished difference Result 2954 states and 6821 transitions. [2021-10-16 22:43:24,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 22:43:24,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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) Word has length 61 [2021-10-16 22:43:24,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 22:43:24,152 INFO L225 Difference]: With dead ends: 2954 [2021-10-16 22:43:24,153 INFO L226 Difference]: Without dead ends: 2954 [2021-10-16 22:43:24,153 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:24,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2954 states. [2021-10-16 22:43:24,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2954 to 2954. [2021-10-16 22:43:24,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2954 states, 2948 states have (on average 2.3137720488466758) internal successors, (6821), 2953 states have internal predecessors, (6821), 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 22:43:24,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2954 states and 6821 transitions. [2021-10-16 22:43:24,202 INFO L78 Accepts]: Start accepts. Automaton has 2954 states and 6821 transitions. Word has length 61 [2021-10-16 22:43:24,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 22:43:24,202 INFO L470 AbstractCegarLoop]: Abstraction has 2954 states and 6821 transitions. [2021-10-16 22:43:24,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 22:43:24,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 6821 transitions. [2021-10-16 22:43:24,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-16 22:43:24,205 INFO L509 BasicCegarLoop]: Found error trace [2021-10-16 22:43:24,205 INFO L517 BasicCegarLoop]: 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] [2021-10-16 22:43:24,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-16 22:43:24,205 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-10-16 22:43:24,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 22:43:24,206 INFO L82 PathProgramCache]: Analyzing trace with hash 508732172, now seen corresponding path program 1 times [2021-10-16 22:43:24,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 22:43:24,206 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104717344] [2021-10-16 22:43:24,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 22:43:24,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 22:43:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 22:43:24,248 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 22:43:24,249 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 22:43:24,249 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104717344] [2021-10-16 22:43:24,249 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104717344] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 22:43:24,249 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 22:43:24,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 22:43:24,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065220621] [2021-10-16 22:43:24,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 22:43:24,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 22:43:24,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 22:43:24,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:24,250 INFO L87 Difference]: Start difference. First operand 2954 states and 6821 transitions. Second operand has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 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 22:43:24,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 22:43:24,275 INFO L93 Difference]: Finished difference Result 2894 states and 6680 transitions. [2021-10-16 22:43:24,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 22:43:24,275 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 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) Word has length 64 [2021-10-16 22:43:24,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 22:43:24,279 INFO L225 Difference]: With dead ends: 2894 [2021-10-16 22:43:24,280 INFO L226 Difference]: Without dead ends: 2192 [2021-10-16 22:43:24,280 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:24,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2192 states. [2021-10-16 22:43:24,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2192 to 2192. [2021-10-16 22:43:24,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2192 states, 2189 states have (on average 2.2444038373686617) internal successors, (4913), 2191 states have internal predecessors, (4913), 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 22:43:24,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 2192 states and 4913 transitions. [2021-10-16 22:43:24,363 INFO L78 Accepts]: Start accepts. Automaton has 2192 states and 4913 transitions. Word has length 64 [2021-10-16 22:43:24,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 22:43:24,364 INFO L470 AbstractCegarLoop]: Abstraction has 2192 states and 4913 transitions. [2021-10-16 22:43:24,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 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 22:43:24,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 4913 transitions. [2021-10-16 22:43:24,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-16 22:43:24,366 INFO L509 BasicCegarLoop]: Found error trace [2021-10-16 22:43:24,366 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 22:43:24,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-16 22:43:24,366 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-10-16 22:43:24,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 22:43:24,367 INFO L82 PathProgramCache]: Analyzing trace with hash 552311161, now seen corresponding path program 1 times [2021-10-16 22:43:24,368 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 22:43:24,370 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807851002] [2021-10-16 22:43:24,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 22:43:24,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 22:43:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 22:43:24,424 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 22:43:24,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 22:43:24,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807851002] [2021-10-16 22:43:24,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807851002] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 22:43:24,424 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 22:43:24,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 22:43:24,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507436060] [2021-10-16 22:43:24,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 22:43:24,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 22:43:24,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 22:43:24,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:24,425 INFO L87 Difference]: Start difference. First operand 2192 states and 4913 transitions. Second operand has 3 states, 2 states have (on average 33.5) internal successors, (67), 3 states have internal predecessors, (67), 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 22:43:24,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 22:43:24,439 INFO L93 Difference]: Finished difference Result 2129 states and 4766 transitions. [2021-10-16 22:43:24,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 22:43:24,439 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 33.5) internal successors, (67), 3 states have internal predecessors, (67), 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) Word has length 67 [2021-10-16 22:43:24,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 22:43:24,440 INFO L225 Difference]: With dead ends: 2129 [2021-10-16 22:43:24,440 INFO L226 Difference]: Without dead ends: 0 [2021-10-16 22:43:24,440 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 22:43:24,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-16 22:43:24,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-16 22:43:24,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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 22:43:24,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-16 22:43:24,441 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2021-10-16 22:43:24,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 22:43:24,441 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-16 22:43:24,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.5) internal successors, (67), 3 states have internal predecessors, (67), 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 22:43:24,441 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-16 22:43:24,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-16 22:43:24,443 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 22:43:24,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 22:43:24,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 22:43:24,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 22:43:24,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-10-16 22:43:24,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE [2021-10-16 22:43:24,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-16 22:43:24,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-16 22:43:24,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 22:43:24,445 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 22:43:24,445 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 22:43:24,445 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 22:43:24,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-16 22:43:24,450 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-16 22:43:24,450 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 22:43:24,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 10:43:24 BasicIcfg [2021-10-16 22:43:24,451 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 22:43:24,453 INFO L168 Benchmark]: Toolchain (without parser) took 3663.21 ms. Allocated memory was 201.3 MB in the beginning and 846.2 MB in the end (delta: 644.9 MB). Free memory was 149.9 MB in the beginning and 653.6 MB in the end (delta: -503.6 MB). Peak memory consumption was 142.3 MB. Max. memory is 8.0 GB. [2021-10-16 22:43:24,453 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 201.3 MB. Free memory was 167.9 MB in the beginning and 167.8 MB in the end (delta: 100.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-16 22:43:24,455 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.80 ms. Allocated memory is still 201.3 MB. Free memory was 149.8 MB in the beginning and 169.1 MB in the end (delta: -19.4 MB). Peak memory consumption was 12.3 MB. Max. memory is 8.0 GB. [2021-10-16 22:43:24,457 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.10 ms. Allocated memory is still 201.3 MB. Free memory was 169.1 MB in the beginning and 167.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-16 22:43:24,457 INFO L168 Benchmark]: Boogie Preprocessor took 27.80 ms. Allocated memory is still 201.3 MB. Free memory was 167.0 MB in the beginning and 165.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-16 22:43:24,459 INFO L168 Benchmark]: RCFGBuilder took 441.65 ms. Allocated memory is still 201.3 MB. Free memory was 165.5 MB in the beginning and 150.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-10-16 22:43:24,459 INFO L168 Benchmark]: TraceAbstraction took 2796.70 ms. Allocated memory was 201.3 MB in the beginning and 846.2 MB in the end (delta: 644.9 MB). Free memory was 150.2 MB in the beginning and 653.6 MB in the end (delta: -503.3 MB). Peak memory consumption was 142.6 MB. Max. memory is 8.0 GB. [2021-10-16 22:43:24,461 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 201.3 MB. Free memory was 167.9 MB in the beginning and 167.8 MB in the end (delta: 100.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 336.80 ms. Allocated memory is still 201.3 MB. Free memory was 149.8 MB in the beginning and 169.1 MB in the end (delta: -19.4 MB). Peak memory consumption was 12.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 56.10 ms. Allocated memory is still 201.3 MB. Free memory was 169.1 MB in the beginning and 167.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 27.80 ms. Allocated memory is still 201.3 MB. Free memory was 167.0 MB in the beginning and 165.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 441.65 ms. Allocated memory is still 201.3 MB. Free memory was 165.5 MB in the beginning and 150.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2796.70 ms. Allocated memory was 201.3 MB in the beginning and 846.2 MB in the end (delta: 644.9 MB). Free memory was 150.2 MB in the beginning and 653.6 MB in the end (delta: -503.3 MB). Peak memory consumption was 142.6 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: 697]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 700]: 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: 710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 719]: 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 5 procedures, 215 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 2678.4ms, OverallIterations: 7, TraceHistogramMax: 1, EmptinessCheckTime: 54.0ms, AutomataDifference: 664.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 167.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 982 SDtfs, 199 SDslu, 707 SDs, 0 SdLazy, 91 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 85.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=8444occurred in iteration=4, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1278.1ms AutomataMinimizationTime, 7 MinimizatonAttempts, 1107 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 21.3ms SsaConstructionTime, 105.2ms SatisfiabilityAnalysisTime, 220.0ms InterpolantComputationTime, 366 NumberOfCodeBlocks, 366 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 359 ConstructedInterpolants, 0 QuantifiedInterpolants, 401 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 22:43:24,487 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...