/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-MCRwithDepranks-BasicCegarLoop.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 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-10 02:38:08,746 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-02-10 02:38:08,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 02:38:08,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 02:38:08,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 02:38:08,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 02:38:08,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 02:38:08,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 02:38:08,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 02:38:08,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 02:38:08,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 02:38:08,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 02:38:08,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 02:38:08,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 02:38:08,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-10 02:38:08,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 02:38:08,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 02:38:08,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 02:38:08,862 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-MCRwithDepranks-BasicCegarLoop.epf [2022-02-10 02:38:08,902 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 02:38:08,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 02:38:08,903 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 02:38:08,904 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 02:38:08,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 02:38:08,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 02:38:08,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 02:38:08,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 02:38:08,905 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 02:38:08,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 02:38:08,905 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 02:38:08,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 02:38:08,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 02:38:08,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 02:38:08,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 02:38:08,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 02:38:08,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 02:38:08,911 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 02:38:08,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 02:38:08,911 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 02:38:08,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 02:38:08,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 02:38:08,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 02:38:08,912 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 02:38:08,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 02:38:08,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 02:38:08,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 02:38:08,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 02:38:08,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 02:38:08,913 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 02:38:08,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 02:38:08,913 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 02:38:08,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 02:38:08,913 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-10 02:38:08,913 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 02:38:09,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 02:38:09,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 02:38:09,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 02:38:09,208 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 02:38:09,225 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 02:38:09,226 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i [2022-02-10 02:38:09,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b59ac65c/28100a5d89ff45ef87e7dc4261083909/FLAGd34e346df [2022-02-10 02:38:09,774 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 02:38:09,774 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i [2022-02-10 02:38:09,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b59ac65c/28100a5d89ff45ef87e7dc4261083909/FLAGd34e346df [2022-02-10 02:38:10,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b59ac65c/28100a5d89ff45ef87e7dc4261083909 [2022-02-10 02:38:10,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 02:38:10,272 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 02:38:10,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 02:38:10,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 02:38:10,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 02:38:10,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f39e12d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10, skipping insertion in model container [2022-02-10 02:38:10,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 02:38:10,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 02:38:10,736 WARN L230 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[29939,29952] [2022-02-10 02:38:10,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 02:38:10,747 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 02:38:10,779 WARN L230 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[29939,29952] [2022-02-10 02:38:10,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 02:38:10,805 INFO L208 MainTranslator]: Completed translation [2022-02-10 02:38:10,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10 WrapperNode [2022-02-10 02:38:10,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 02:38:10,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 02:38:10,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 02:38:10,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 02:38:10,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,845 INFO L137 Inliner]: procedures = 166, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2022-02-10 02:38:10,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 02:38:10,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 02:38:10,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 02:38:10,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 02:38:10,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 02:38:10,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 02:38:10,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 02:38:10,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 02:38:10,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10" (1/1) ... [2022-02-10 02:38:10,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 02:38:10,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 02:38:10,919 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) [2022-02-10 02:38:10,926 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 [2022-02-10 02:38:10,953 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-02-10 02:38:10,954 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-02-10 02:38:10,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 02:38:10,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 02:38:10,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 02:38:10,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 02:38:10,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 02:38:10,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 02:38:10,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 02:38:10,959 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 02:38:11,033 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 02:38:11,034 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 02:38:11,133 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 02:38:11,137 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 02:38:11,138 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-10 02:38:11,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:38:11 BoogieIcfgContainer [2022-02-10 02:38:11,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 02:38:11,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 02:38:11,140 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 02:38:11,143 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 02:38:11,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 02:38:10" (1/3) ... [2022-02-10 02:38:11,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277826d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:38:11, skipping insertion in model container [2022-02-10 02:38:11,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:38:10" (2/3) ... [2022-02-10 02:38:11,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277826d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:38:11, skipping insertion in model container [2022-02-10 02:38:11,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:38:11" (3/3) ... [2022-02-10 02:38:11,144 INFO L111 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs-b.i [2022-02-10 02:38:11,147 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 02:38:11,147 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 02:38:11,147 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-02-10 02:38:11,147 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 02:38:11,164 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,165 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,165 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,165 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,165 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,165 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,165 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,165 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,166 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,166 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,166 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,166 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,167 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,167 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,167 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,167 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,167 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,167 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,167 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,168 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,168 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,168 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,168 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,168 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,169 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,169 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,169 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,169 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,170 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,170 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,170 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,170 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,170 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,170 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,171 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,171 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,171 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,171 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,171 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,171 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,171 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,172 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,172 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,172 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,172 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,172 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,172 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,172 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,175 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,175 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,175 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,175 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,175 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,175 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,175 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:11,177 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 02:38:11,223 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 02:38:11,227 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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 [2022-02-10 02:38:11,227 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2022-02-10 02:38:11,239 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 64 places, 64 transitions, 133 flow [2022-02-10 02:38:11,293 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 458 states, 447 states have (on average 2.0268456375838926) internal successors, (906), 457 states have internal predecessors, (906), 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) [2022-02-10 02:38:11,502 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3204 transitions and produced 1668 states. [2022-02-10 02:38:11,531 INFO L276 IsEmpty]: Start isEmpty. Operand has 1668 states, 1300 states have (on average 1.2823076923076924) internal successors, (1667), 1667 states have internal predecessors, (1667), 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) [2022-02-10 02:38:11,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-10 02:38:11,538 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:38:11,538 INFO L514 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] [2022-02-10 02:38:11,539 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 7 more)] === [2022-02-10 02:38:11,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:38:11,543 INFO L85 PathProgramCache]: Analyzing trace with hash 341928378, now seen corresponding path program 1 times [2022-02-10 02:38:11,549 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:38:11,550 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117738029] [2022-02-10 02:38:11,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:38:11,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:38:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:38:11,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 02:38:11,787 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:38:11,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117738029] [2022-02-10 02:38:11,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117738029] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:38:11,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:38:11,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 02:38:11,789 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542295927] [2022-02-10 02:38:11,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:38:11,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 02:38:11,792 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:38:11,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 02:38:11,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:38:11,835 INFO L87 Difference]: Start difference. First operand has 1668 states, 1300 states have (on average 1.2823076923076924) internal successors, (1667), 1667 states have internal predecessors, (1667), 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 11.5) internal successors, (23), 3 states have internal predecessors, (23), 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) [2022-02-10 02:38:11,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:38:11,865 INFO L93 Difference]: Finished difference Result 444 states and 443 transitions. [2022-02-10 02:38:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 02:38:11,867 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 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 23 [2022-02-10 02:38:11,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:38:11,878 INFO L225 Difference]: With dead ends: 444 [2022-02-10 02:38:11,879 INFO L226 Difference]: Without dead ends: 372 [2022-02-10 02:38:11,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:38:11,885 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 24 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 02:38:11,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 79 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 02:38:11,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2022-02-10 02:38:11,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 232. [2022-02-10 02:38:11,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 177 states have (on average 1.344632768361582) internal successors, (238), 231 states have internal predecessors, (238), 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) [2022-02-10 02:38:11,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 238 transitions. [2022-02-10 02:38:11,939 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 238 transitions. Word has length 23 [2022-02-10 02:38:11,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:38:11,940 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 238 transitions. [2022-02-10 02:38:11,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 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) [2022-02-10 02:38:11,940 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 238 transitions. [2022-02-10 02:38:11,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-10 02:38:11,941 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:38:11,941 INFO L514 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] [2022-02-10 02:38:11,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 02:38:11,941 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 7 more)] === [2022-02-10 02:38:11,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:38:11,942 INFO L85 PathProgramCache]: Analyzing trace with hash -837381664, now seen corresponding path program 1 times [2022-02-10 02:38:11,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:38:11,942 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320660058] [2022-02-10 02:38:11,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:38:11,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:38:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 02:38:12,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 02:38:12,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 02:38:12,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320660058] [2022-02-10 02:38:12,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320660058] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 02:38:12,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 02:38:12,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 02:38:12,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121630579] [2022-02-10 02:38:12,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 02:38:12,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 02:38:12,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 02:38:12,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 02:38:12,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:38:12,024 INFO L87 Difference]: Start difference. First operand 232 states and 238 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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) [2022-02-10 02:38:12,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 02:38:12,035 INFO L93 Difference]: Finished difference Result 244 states and 250 transitions. [2022-02-10 02:38:12,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 02:38:12,036 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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 27 [2022-02-10 02:38:12,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 02:38:12,037 INFO L225 Difference]: With dead ends: 244 [2022-02-10 02:38:12,037 INFO L226 Difference]: Without dead ends: 244 [2022-02-10 02:38:12,037 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 02:38:12,038 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 10 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 02:38:12,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 96 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 02:38:12,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2022-02-10 02:38:12,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 216. [2022-02-10 02:38:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 175 states have (on average 1.2685714285714285) internal successors, (222), 215 states have internal predecessors, (222), 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) [2022-02-10 02:38:12,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 222 transitions. [2022-02-10 02:38:12,046 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 222 transitions. Word has length 27 [2022-02-10 02:38:12,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 02:38:12,047 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 222 transitions. [2022-02-10 02:38:12,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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) [2022-02-10 02:38:12,047 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 222 transitions. [2022-02-10 02:38:12,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-10 02:38:12,048 INFO L506 BasicCegarLoop]: Found error trace [2022-02-10 02:38:12,048 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 02:38:12,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 02:38:12,048 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 7 more)] === [2022-02-10 02:38:12,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 02:38:12,049 INFO L85 PathProgramCache]: Analyzing trace with hash -763135107, now seen corresponding path program 1 times [2022-02-10 02:38:12,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 02:38:12,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705591107] [2022-02-10 02:38:12,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 02:38:12,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 02:38:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 02:38:12,071 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 02:38:12,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 02:38:12,112 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 02:38:12,112 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-10 02:38:12,113 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 11 remaining) [2022-02-10 02:38:12,116 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (9 of 11 remaining) [2022-02-10 02:38:12,116 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (8 of 11 remaining) [2022-02-10 02:38:12,116 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (7 of 11 remaining) [2022-02-10 02:38:12,116 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (6 of 11 remaining) [2022-02-10 02:38:12,116 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (5 of 11 remaining) [2022-02-10 02:38:12,116 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (4 of 11 remaining) [2022-02-10 02:38:12,117 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (3 of 11 remaining) [2022-02-10 02:38:12,117 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 11 remaining) [2022-02-10 02:38:12,117 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (1 of 11 remaining) [2022-02-10 02:38:12,117 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (0 of 11 remaining) [2022-02-10 02:38:12,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 02:38:12,119 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-02-10 02:38:12,120 WARN L235 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-10 02:38:12,120 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-02-10 02:38:12,137 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,137 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,137 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,137 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,138 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,138 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,138 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,138 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,138 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,139 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,140 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,141 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,141 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,141 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,141 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,141 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,142 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,142 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,142 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,142 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,142 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,142 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,143 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,144 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,144 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,144 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,144 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,144 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,144 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,145 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,145 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,145 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,145 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,145 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,145 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,146 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,146 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,146 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,146 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,147 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,148 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,148 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,148 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,148 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,148 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,148 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,149 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,149 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,149 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,149 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,150 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,151 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,151 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,151 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,151 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,151 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,151 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,152 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,152 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,152 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,152 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,152 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,152 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,153 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,167 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,168 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,168 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,168 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,168 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,168 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,168 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,169 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,169 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,169 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,169 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,169 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,170 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,170 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 02:38:12,170 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 02:38:12,171 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 02:38:12,172 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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 [2022-02-10 02:38:12,172 INFO L340 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2022-02-10 02:38:12,173 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 99 places, 99 transitions, 210 flow [2022-02-10 02:38:12,563 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 15575 states, 15499 states have (on average 3.0472933737660495) internal successors, (47230), 15574 states have internal predecessors, (47230), 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)