/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-ext/46_monabsex2_vs-b.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-5b77e9fc37942d960732eb3788a90132329d3bc4-5b77e9f [2021-10-19 14:22:34,059 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-10-19 14:22:34,171 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 [2021-10-19 14:22:34,200 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-19 14:22:34,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-19 14:22:34,200 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-19 14:22:34,200 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-19 14:22:34,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-19 14:22:34,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-19 14:22:34,201 INFO L138 SettingsManager]: * Use SBE=true [2021-10-19 14:22:34,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-19 14:22:34,201 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-19 14:22:34,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-19 14:22:34,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-19 14:22:34,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-19 14:22:34,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-19 14:22:34,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-19 14:22:34,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-19 14:22:34,202 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-19 14:22:34,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-19 14:22:34,202 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-19 14:22:34,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-19 14:22:34,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-19 14:22:34,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-19 14:22:34,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-19 14:22:34,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-19 14:22:34,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:22:34,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-19 14:22:34,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-19 14:22:34,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-19 14:22:34,203 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-19 14:22:34,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-19 14:22:34,203 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-19 14:22:34,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-19 14:22:34,203 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-19 14:22:34,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-19 14:22:34,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-19 14:22:34,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-19 14:22:34,413 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-19 14:22:34,426 INFO L275 PluginConnector]: CDTParser initialized [2021-10-19 14:22:34,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i [2021-10-19 14:22:34,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb93a816c/efbc80ff31d74b5abb1816660aed2640/FLAG5ef6fbca4 [2021-10-19 14:22:34,974 INFO L306 CDTParser]: Found 1 translation units. [2021-10-19 14:22:34,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i [2021-10-19 14:22:34,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb93a816c/efbc80ff31d74b5abb1816660aed2640/FLAG5ef6fbca4 [2021-10-19 14:22:35,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb93a816c/efbc80ff31d74b5abb1816660aed2640 [2021-10-19 14:22:35,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-19 14:22:35,255 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-19 14:22:35,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-19 14:22:35,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-19 14:22:35,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-19 14:22:35,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e5c0250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35, skipping insertion in model container [2021-10-19 14:22:35,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-19 14:22:35,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-19 14:22:35,558 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-ext/46_monabsex2_vs-b.i[29948,29961] [2021-10-19 14:22:35,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:22:35,579 INFO L203 MainTranslator]: Completed pre-run [2021-10-19 14:22:35,614 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-ext/46_monabsex2_vs-b.i[29948,29961] [2021-10-19 14:22:35,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:22:35,653 INFO L208 MainTranslator]: Completed translation [2021-10-19 14:22:35,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35 WrapperNode [2021-10-19 14:22:35,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-19 14:22:35,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-19 14:22:35,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-19 14:22:35,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-19 14:22:35,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-19 14:22:35,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-19 14:22:35,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-19 14:22:35,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-19 14:22:35,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-19 14:22:35,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-19 14:22:35,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-19 14:22:35,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-19 14:22:35,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35" (1/1) ... [2021-10-19 14:22:35,733 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:22:35,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 14:22:35,793 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) [2021-10-19 14:22:35,831 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 [2021-10-19 14:22:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-10-19 14:22:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-10-19 14:22:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-19 14:22:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-19 14:22:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-19 14:22:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-19 14:22:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-19 14:22:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-19 14:22:35,861 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-19 14:22:36,022 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-19 14:22:36,023 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-19 14:22:36,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:22:36 BoogieIcfgContainer [2021-10-19 14:22:36,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-19 14:22:36,049 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-19 14:22:36,049 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-19 14:22:36,052 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-19 14:22:36,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 02:22:35" (1/3) ... [2021-10-19 14:22:36,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17702435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:22:36, skipping insertion in model container [2021-10-19 14:22:36,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:22:35" (2/3) ... [2021-10-19 14:22:36,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17702435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:22:36, skipping insertion in model container [2021-10-19 14:22:36,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:22:36" (3/3) ... [2021-10-19 14:22:36,062 INFO L111 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs-b.i [2021-10-19 14:22:36,065 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-19 14:22:36,066 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-19 14:22:36,066 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-10-19 14:22:36,066 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-19 14:22:36,094 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,095 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,095 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,095 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,095 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,095 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,095 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,095 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,096 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,096 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,096 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,096 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,096 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,096 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,096 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,097 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,097 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,097 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,097 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,097 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,097 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,097 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,097 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,098 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,098 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,098 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,098 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,098 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,098 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,099 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,099 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,099 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,099 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,099 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,099 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,099 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,099 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,100 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,100 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,100 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,100 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,100 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,100 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,100 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,100 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,100 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,101 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,101 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,103 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,103 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,103 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,103 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,104 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,104 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,104 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,107 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-19 14:22:36,152 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-19 14:22:36,158 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 [2021-10-19 14:22:36,159 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-10-19 14:22:36,175 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 60 places, 60 transitions, 125 flow [2021-10-19 14:22:36,208 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 426 states, 415 states have (on average 2.0337349397590363) internal successors, (844), 425 states have internal predecessors, (844), 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) [2021-10-19 14:22:36,211 INFO L276 IsEmpty]: Start isEmpty. Operand has 426 states, 415 states have (on average 2.0337349397590363) internal successors, (844), 425 states have internal predecessors, (844), 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) [2021-10-19 14:22:36,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-19 14:22:36,215 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:22:36,215 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] [2021-10-19 14:22:36,216 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 7 more)] === [2021-10-19 14:22:36,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:22:36,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1868569759, now seen corresponding path program 1 times [2021-10-19 14:22:36,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:22:36,231 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840415398] [2021-10-19 14:22:36,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:22:36,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:22:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:22:36,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:22:36,383 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:22:36,383 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840415398] [2021-10-19 14:22:36,384 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840415398] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:22:36,384 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:22:36,384 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:22:36,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842133496] [2021-10-19 14:22:36,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:22:36,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:22:36,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:22:36,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:22:36,400 INFO L87 Difference]: Start difference. First operand has 426 states, 415 states have (on average 2.0337349397590363) internal successors, (844), 425 states have internal predecessors, (844), 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 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-10-19 14:22:36,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:22:36,426 INFO L93 Difference]: Finished difference Result 265 states and 482 transitions. [2021-10-19 14:22:36,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:22:36,427 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-10-19 14:22:36,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:22:36,434 INFO L225 Difference]: With dead ends: 265 [2021-10-19 14:22:36,434 INFO L226 Difference]: Without dead ends: 265 [2021-10-19 14:22:36,435 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:22:36,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2021-10-19 14:22:36,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 265. [2021-10-19 14:22:36,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 259 states have (on average 1.861003861003861) internal successors, (482), 264 states have internal predecessors, (482), 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) [2021-10-19 14:22:36,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 482 transitions. [2021-10-19 14:22:36,491 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 482 transitions. Word has length 20 [2021-10-19 14:22:36,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:22:36,491 INFO L470 AbstractCegarLoop]: Abstraction has 265 states and 482 transitions. [2021-10-19 14:22:36,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-10-19 14:22:36,491 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 482 transitions. [2021-10-19 14:22:36,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-19 14:22:36,492 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:22:36,492 INFO L517 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:22:36,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-19 14:22:36,493 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 7 more)] === [2021-10-19 14:22:36,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:22:36,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1467048482, now seen corresponding path program 1 times [2021-10-19 14:22:36,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:22:36,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904509885] [2021-10-19 14:22:36,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:22:36,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:22:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-19 14:22:36,515 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-19 14:22:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-19 14:22:36,566 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-19 14:22:36,566 INFO L631 BasicCegarLoop]: Counterexample is feasible [2021-10-19 14:22:36,567 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-19 14:22:36,569 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:36,569 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:36,569 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:36,570 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:36,570 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:36,570 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:36,570 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:36,571 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:36,571 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:36,571 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:36,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-19 14:22:36,574 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-10-19 14:22:36,574 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-10-19 14:22:36,589 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,589 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,589 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,589 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,590 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,590 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,590 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,590 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,590 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,590 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,590 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,590 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,591 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,591 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,591 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,591 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,591 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,591 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,595 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,595 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,595 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,595 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,595 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,595 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,596 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,596 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,596 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,596 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,596 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,597 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,597 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,597 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,597 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,597 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,597 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,597 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,598 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,598 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,598 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,598 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,598 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,598 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,621 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,622 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,622 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,622 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,622 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,622 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:36,623 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-19 14:22:36,625 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-19 14:22:36,625 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 [2021-10-19 14:22:36,626 INFO L340 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2021-10-19 14:22:36,627 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 95 places, 95 transitions, 202 flow [2021-10-19 14:22:36,941 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 14470 states, 14394 states have (on average 3.0487008475753785) internal successors, (43883), 14469 states have internal predecessors, (43883), 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) [2021-10-19 14:22:36,972 INFO L276 IsEmpty]: Start isEmpty. Operand has 14470 states, 14394 states have (on average 3.0487008475753785) internal successors, (43883), 14469 states have internal predecessors, (43883), 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) [2021-10-19 14:22:36,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-19 14:22:36,973 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:22:36,973 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] [2021-10-19 14:22:36,973 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2021-10-19 14:22:36,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:22:36,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1756072993, now seen corresponding path program 1 times [2021-10-19 14:22:36,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:22:36,975 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322888008] [2021-10-19 14:22:36,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:22:36,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:22:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:22:37,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:22:37,038 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:22:37,042 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322888008] [2021-10-19 14:22:37,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322888008] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:22:37,042 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:22:37,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:22:37,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082155316] [2021-10-19 14:22:37,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:22:37,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:22:37,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:22:37,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:22:37,076 INFO L87 Difference]: Start difference. First operand has 14470 states, 14394 states have (on average 3.0487008475753785) internal successors, (43883), 14469 states have internal predecessors, (43883), 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 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-10-19 14:22:37,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:22:37,302 INFO L93 Difference]: Finished difference Result 10226 states and 28890 transitions. [2021-10-19 14:22:37,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:22:37,303 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-10-19 14:22:37,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:22:37,395 INFO L225 Difference]: With dead ends: 10226 [2021-10-19 14:22:37,395 INFO L226 Difference]: Without dead ends: 10226 [2021-10-19 14:22:37,395 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:22:37,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10226 states. [2021-10-19 14:22:37,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10226 to 8114. [2021-10-19 14:22:37,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8114 states, 8074 states have (on average 2.857815209313847) internal successors, (23074), 8113 states have internal predecessors, (23074), 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) [2021-10-19 14:22:37,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8114 states to 8114 states and 23074 transitions. [2021-10-19 14:22:37,699 INFO L78 Accepts]: Start accepts. Automaton has 8114 states and 23074 transitions. Word has length 20 [2021-10-19 14:22:37,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:22:37,699 INFO L470 AbstractCegarLoop]: Abstraction has 8114 states and 23074 transitions. [2021-10-19 14:22:37,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-10-19 14:22:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 8114 states and 23074 transitions. [2021-10-19 14:22:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-19 14:22:37,700 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:22:37,700 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] [2021-10-19 14:22:37,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-19 14:22:37,701 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2021-10-19 14:22:37,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:22:37,702 INFO L82 PathProgramCache]: Analyzing trace with hash 783734725, now seen corresponding path program 1 times [2021-10-19 14:22:37,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:22:37,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977746465] [2021-10-19 14:22:37,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:22:37,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:22:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:22:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:22:37,761 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:22:37,763 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977746465] [2021-10-19 14:22:37,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977746465] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:22:37,763 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:22:37,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:22:37,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466106550] [2021-10-19 14:22:37,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:22:37,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:22:37,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:22:37,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:22:37,765 INFO L87 Difference]: Start difference. First operand 8114 states and 23074 transitions. Second operand has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-10-19 14:22:37,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:22:37,929 INFO L93 Difference]: Finished difference Result 10351 states and 29359 transitions. [2021-10-19 14:22:37,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:22:37,929 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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 24 [2021-10-19 14:22:37,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:22:37,983 INFO L225 Difference]: With dead ends: 10351 [2021-10-19 14:22:37,983 INFO L226 Difference]: Without dead ends: 10351 [2021-10-19 14:22:37,984 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 [2021-10-19 14:22:38,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10351 states. [2021-10-19 14:22:38,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10351 to 7908. [2021-10-19 14:22:38,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7908 states, 7876 states have (on average 2.8478923311325546) internal successors, (22430), 7907 states have internal predecessors, (22430), 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) [2021-10-19 14:22:38,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7908 states to 7908 states and 22430 transitions. [2021-10-19 14:22:38,242 INFO L78 Accepts]: Start accepts. Automaton has 7908 states and 22430 transitions. Word has length 24 [2021-10-19 14:22:38,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:22:38,243 INFO L470 AbstractCegarLoop]: Abstraction has 7908 states and 22430 transitions. [2021-10-19 14:22:38,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-10-19 14:22:38,243 INFO L276 IsEmpty]: Start isEmpty. Operand 7908 states and 22430 transitions. [2021-10-19 14:22:38,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-19 14:22:38,249 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:22:38,249 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] [2021-10-19 14:22:38,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-19 14:22:38,249 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2021-10-19 14:22:38,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:22:38,250 INFO L82 PathProgramCache]: Analyzing trace with hash -1617621526, now seen corresponding path program 1 times [2021-10-19 14:22:38,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:22:38,250 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030933234] [2021-10-19 14:22:38,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:22:38,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:22:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:22:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:22:38,304 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:22:38,304 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030933234] [2021-10-19 14:22:38,304 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030933234] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:22:38,305 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:22:38,305 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:22:38,305 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351761720] [2021-10-19 14:22:38,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:22:38,305 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:22:38,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:22:38,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:22:38,306 INFO L87 Difference]: Start difference. First operand 7908 states and 22430 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2021-10-19 14:22:38,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:22:38,382 INFO L93 Difference]: Finished difference Result 8173 states and 23174 transitions. [2021-10-19 14:22:38,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:22:38,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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 30 [2021-10-19 14:22:38,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:22:38,409 INFO L225 Difference]: With dead ends: 8173 [2021-10-19 14:22:38,409 INFO L226 Difference]: Without dead ends: 8173 [2021-10-19 14:22:38,410 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:22:38,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8173 states. [2021-10-19 14:22:38,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8173 to 7989. [2021-10-19 14:22:38,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7989 states, 7959 states have (on average 2.846211835657746) internal successors, (22653), 7988 states have internal predecessors, (22653), 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) [2021-10-19 14:22:38,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7989 states to 7989 states and 22653 transitions. [2021-10-19 14:22:38,670 INFO L78 Accepts]: Start accepts. Automaton has 7989 states and 22653 transitions. Word has length 30 [2021-10-19 14:22:38,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:22:38,671 INFO L470 AbstractCegarLoop]: Abstraction has 7989 states and 22653 transitions. [2021-10-19 14:22:38,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2021-10-19 14:22:38,671 INFO L276 IsEmpty]: Start isEmpty. Operand 7989 states and 22653 transitions. [2021-10-19 14:22:38,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-19 14:22:38,672 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:22:38,672 INFO L517 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:22:38,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-19 14:22:38,673 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2021-10-19 14:22:38,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:22:38,673 INFO L82 PathProgramCache]: Analyzing trace with hash 598515947, now seen corresponding path program 1 times [2021-10-19 14:22:38,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:22:38,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89426116] [2021-10-19 14:22:38,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:22:38,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:22:38,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-19 14:22:38,683 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-19 14:22:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-19 14:22:38,745 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-19 14:22:38,745 INFO L631 BasicCegarLoop]: Counterexample is feasible [2021-10-19 14:22:38,745 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-19 14:22:38,746 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,746 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,746 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,746 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,746 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,746 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,746 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,746 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,746 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,746 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,747 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,747 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,747 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,747 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,747 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:22:38,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-19 14:22:38,747 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-10-19 14:22:38,747 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-10-19 14:22:38,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,759 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,759 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,760 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,760 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,772 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,772 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,773 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,773 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,773 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,773 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,773 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,774 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,774 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,775 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,775 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,775 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,775 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,775 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,775 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,775 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:22:38,776 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-19 14:22:38,777 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-19 14:22:38,777 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 [2021-10-19 14:22:38,777 INFO L340 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2021-10-19 14:22:38,779 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 130 places, 130 transitions, 281 flow [2021-10-19 14:22:50,755 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 480242 states, 479771 states have (on average 4.067544724462295) internal successors, (1951490), 480241 states have internal predecessors, (1951490), 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) [2021-10-19 14:22:51,615 INFO L276 IsEmpty]: Start isEmpty. Operand has 480242 states, 479771 states have (on average 4.067544724462295) internal successors, (1951490), 480241 states have internal predecessors, (1951490), 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) [2021-10-19 14:22:51,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-19 14:22:51,617 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:22:51,617 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] [2021-10-19 14:22:51,617 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2021-10-19 14:22:51,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:22:51,617 INFO L82 PathProgramCache]: Analyzing trace with hash -839206147, now seen corresponding path program 1 times [2021-10-19 14:22:51,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:22:51,622 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923726815] [2021-10-19 14:22:51,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:22:51,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:22:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:22:51,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:22:51,685 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:22:51,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923726815] [2021-10-19 14:22:51,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923726815] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:22:51,686 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:22:51,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:22:51,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618481898] [2021-10-19 14:22:51,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:22:51,686 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:22:51,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:22:51,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:22:52,568 INFO L87 Difference]: Start difference. First operand has 480242 states, 479771 states have (on average 4.067544724462295) internal successors, (1951490), 480241 states have internal predecessors, (1951490), 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 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-10-19 14:22:59,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:22:59,187 INFO L93 Difference]: Finished difference Result 371433 states and 1408817 transitions. [2021-10-19 14:22:59,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:22:59,187 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-10-19 14:22:59,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:23:03,690 INFO L225 Difference]: With dead ends: 371433 [2021-10-19 14:23:03,691 INFO L226 Difference]: Without dead ends: 371433 [2021-10-19 14:23:03,691 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:23:05,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371433 states. [2021-10-19 14:23:17,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371433 to 261873. [2021-10-19 14:23:18,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261873 states, 261591 states have (on average 3.843805788425443) internal successors, (1005505), 261872 states have internal predecessors, (1005505), 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) [2021-10-19 14:23:21,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261873 states to 261873 states and 1005505 transitions. [2021-10-19 14:23:21,263 INFO L78 Accepts]: Start accepts. Automaton has 261873 states and 1005505 transitions. Word has length 20 [2021-10-19 14:23:21,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:23:21,263 INFO L470 AbstractCegarLoop]: Abstraction has 261873 states and 1005505 transitions. [2021-10-19 14:23:21,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-10-19 14:23:21,263 INFO L276 IsEmpty]: Start isEmpty. Operand 261873 states and 1005505 transitions. [2021-10-19 14:23:21,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-19 14:23:21,264 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:23:21,264 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] [2021-10-19 14:23:21,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-19 14:23:21,264 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2021-10-19 14:23:21,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:23:21,265 INFO L82 PathProgramCache]: Analyzing trace with hash -1933217693, now seen corresponding path program 1 times [2021-10-19 14:23:21,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:23:21,265 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13596422] [2021-10-19 14:23:21,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:23:21,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:23:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:23:21,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:23:21,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:23:21,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13596422] [2021-10-19 14:23:21,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13596422] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:23:21,313 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:23:21,313 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:23:21,313 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33059928] [2021-10-19 14:23:21,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:23:21,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:23:21,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:23:21,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:23:21,314 INFO L87 Difference]: Start difference. First operand 261873 states and 1005505 transitions. Second operand has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-10-19 14:23:26,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:23:26,810 INFO L93 Difference]: Finished difference Result 387073 states and 1468263 transitions. [2021-10-19 14:23:26,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:23:26,812 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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 24 [2021-10-19 14:23:26,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:23:32,601 INFO L225 Difference]: With dead ends: 387073 [2021-10-19 14:23:32,602 INFO L226 Difference]: Without dead ends: 387073 [2021-10-19 14:23:32,602 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 [2021-10-19 14:23:34,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387073 states. [2021-10-19 14:23:48,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387073 to 274923. [2021-10-19 14:23:50,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274923 states, 274667 states have (on average 3.82368103922204) internal successors, (1050239), 274922 states have internal predecessors, (1050239), 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) [2021-10-19 14:23:53,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274923 states to 274923 states and 1050239 transitions. [2021-10-19 14:23:53,820 INFO L78 Accepts]: Start accepts. Automaton has 274923 states and 1050239 transitions. Word has length 24 [2021-10-19 14:23:53,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:23:53,820 INFO L470 AbstractCegarLoop]: Abstraction has 274923 states and 1050239 transitions. [2021-10-19 14:23:53,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-10-19 14:23:53,820 INFO L276 IsEmpty]: Start isEmpty. Operand 274923 states and 1050239 transitions. [2021-10-19 14:23:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-19 14:23:53,821 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:23:53,821 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] [2021-10-19 14:23:53,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-19 14:23:53,821 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2021-10-19 14:23:53,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:23:53,822 INFO L82 PathProgramCache]: Analyzing trace with hash -106612536, now seen corresponding path program 1 times [2021-10-19 14:23:53,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:23:53,822 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325320482] [2021-10-19 14:23:53,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:23:53,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:23:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:23:53,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:23:53,875 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:23:53,875 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325320482] [2021-10-19 14:23:53,875 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325320482] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:23:53,875 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:23:53,875 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:23:53,876 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430621049] [2021-10-19 14:23:53,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:23:53,876 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:23:53,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:23:53,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:23:53,876 INFO L87 Difference]: Start difference. First operand 274923 states and 1050239 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2021-10-19 14:23:57,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:23:57,765 INFO L93 Difference]: Finished difference Result 288898 states and 1102704 transitions. [2021-10-19 14:23:57,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:23:57,766 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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 30 [2021-10-19 14:23:57,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted.