/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-atomic/time_var_mutex.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 23:38:10,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 23:38:10,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 23:38:10,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-10 23:38:10,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 23:38:10,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 23:38:10,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 23:38:10,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 23:38:10,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 23:38:10,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 23:38:10,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 23:38:10,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 23:38:10,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 23:38:10,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 23:38:10,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 23:38:10,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 23:38:10,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-10 23:38:10,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 23:38:10,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 23:38:10,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 23:38:10,823 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 [2022-02-10 23:38:10,846 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 23:38:10,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 23:38:10,847 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 23:38:10,847 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 23:38:10,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 23:38:10,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 23:38:10,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 23:38:10,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 23:38:10,849 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 23:38:10,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 23:38:10,849 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 23:38:10,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 23:38:10,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 23:38:10,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 23:38:10,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 23:38:10,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 23:38:10,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 23:38:10,850 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 23:38:10,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 23:38:10,850 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 23:38:10,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 23:38:10,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 23:38:10,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 23:38:10,851 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 23:38:10,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 23:38:10,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:38:10,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 23:38:10,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 23:38:10,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 23:38:10,852 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 23:38:10,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 23:38:10,852 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 23:38:10,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 23:38:10,853 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 23:38:11,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 23:38:11,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 23:38:11,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 23:38:11,103 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 23:38:11,104 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 23:38:11,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2022-02-10 23:38:11,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73f28a338/dd3750245a4c498f9e7c086840d047e8/FLAG69d336a8f [2022-02-10 23:38:11,532 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 23:38:11,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2022-02-10 23:38:11,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73f28a338/dd3750245a4c498f9e7c086840d047e8/FLAG69d336a8f [2022-02-10 23:38:11,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73f28a338/dd3750245a4c498f9e7c086840d047e8 [2022-02-10 23:38:11,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 23:38:11,900 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 23:38:11,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 23:38:11,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 23:38:11,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 23:38:11,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:38:11" (1/1) ... [2022-02-10 23:38:11,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@365c44ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:11, skipping insertion in model container [2022-02-10 23:38:11,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:38:11" (1/1) ... [2022-02-10 23:38:11,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 23:38:11,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 23:38:12,194 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-atomic/time_var_mutex.i[30247,30260] [2022-02-10 23:38:12,197 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-atomic/time_var_mutex.i[30452,30465] [2022-02-10 23:38:12,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:38:12,212 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 23:38:12,237 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-atomic/time_var_mutex.i[30247,30260] [2022-02-10 23:38:12,238 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-atomic/time_var_mutex.i[30452,30465] [2022-02-10 23:38:12,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:38:12,271 INFO L208 MainTranslator]: Completed translation [2022-02-10 23:38:12,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12 WrapperNode [2022-02-10 23:38:12,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 23:38:12,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 23:38:12,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 23:38:12,272 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 23:38:12,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12" (1/1) ... [2022-02-10 23:38:12,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12" (1/1) ... [2022-02-10 23:38:12,318 INFO L137 Inliner]: procedures = 169, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-02-10 23:38:12,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 23:38:12,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 23:38:12,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 23:38:12,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 23:38:12,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12" (1/1) ... [2022-02-10 23:38:12,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12" (1/1) ... [2022-02-10 23:38:12,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12" (1/1) ... [2022-02-10 23:38:12,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12" (1/1) ... [2022-02-10 23:38:12,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12" (1/1) ... [2022-02-10 23:38:12,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12" (1/1) ... [2022-02-10 23:38:12,335 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12" (1/1) ... [2022-02-10 23:38:12,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 23:38:12,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 23:38:12,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 23:38:12,338 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 23:38:12,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12" (1/1) ... [2022-02-10 23:38:12,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:38:12,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 23:38:12,371 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 23:38:12,387 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 23:38:12,409 INFO L130 BoogieDeclarations]: Found specification of procedure allocator [2022-02-10 23:38:12,409 INFO L138 BoogieDeclarations]: Found implementation of procedure allocator [2022-02-10 23:38:12,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 23:38:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure de_allocator [2022-02-10 23:38:12,410 INFO L138 BoogieDeclarations]: Found implementation of procedure de_allocator [2022-02-10 23:38:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 23:38:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 23:38:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 23:38:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 23:38:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 23:38:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 23:38:12,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 23:38:12,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 23:38:12,411 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 23:38:12,488 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 23:38:12,489 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 23:38:12,691 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 23:38:12,698 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 23:38:12,698 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 23:38:12,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:38:12 BoogieIcfgContainer [2022-02-10 23:38:12,700 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 23:38:12,701 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 23:38:12,701 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 23:38:12,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 23:38:12,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 11:38:11" (1/3) ... [2022-02-10 23:38:12,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14ae8d22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:38:12, skipping insertion in model container [2022-02-10 23:38:12,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:12" (2/3) ... [2022-02-10 23:38:12,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14ae8d22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:38:12, skipping insertion in model container [2022-02-10 23:38:12,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:38:12" (3/3) ... [2022-02-10 23:38:12,705 INFO L112 eAbstractionObserver]: Analyzing ICFG time_var_mutex.i [2022-02-10 23:38:12,709 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 23:38:12,709 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 23:38:12,709 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2022-02-10 23:38:12,709 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 23:38:12,741 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,742 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,742 WARN L322 ript$VariableManager]: TermVariable allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,742 WARN L322 ript$VariableManager]: TermVariable allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,742 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,742 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,742 WARN L322 ript$VariableManager]: TermVariable allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,742 WARN L322 ript$VariableManager]: TermVariable allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,743 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,743 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,743 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,743 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,743 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,744 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,744 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,744 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,744 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,744 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,744 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,744 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,744 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,745 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,745 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,745 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,745 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,745 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,745 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,745 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,745 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,745 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,745 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,746 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,746 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,746 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,746 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,746 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,747 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,747 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,747 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,747 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,747 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,747 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,747 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,747 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,747 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,748 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,748 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,748 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,748 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,748 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,748 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,749 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,749 WARN L322 ript$VariableManager]: TermVariable de_allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,749 WARN L322 ript$VariableManager]: TermVariable de_allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,749 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,749 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,749 WARN L322 ript$VariableManager]: TermVariable de_allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,749 WARN L322 ript$VariableManager]: TermVariable de_allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,749 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,749 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,750 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,750 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,750 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,750 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,750 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,750 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,751 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,751 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,751 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,751 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,751 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,751 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,751 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,751 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,752 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,752 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,754 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,754 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,755 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,755 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,755 WARN L322 ript$VariableManager]: TermVariable allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,755 WARN L322 ript$VariableManager]: TermVariable allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,755 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,755 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,755 WARN L322 ript$VariableManager]: TermVariable |allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,757 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,757 WARN L322 ript$VariableManager]: TermVariable de_allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,757 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,757 WARN L322 ript$VariableManager]: TermVariable de_allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,757 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,757 WARN L322 ript$VariableManager]: TermVariable |de_allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:12,760 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-10 23:38:12,791 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:38:12,795 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, 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 23:38:12,795 INFO L340 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2022-02-10 23:38:12,805 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 152 places, 150 transitions, 316 flow [2022-02-10 23:38:13,049 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9218 states, 9165 states have (on average 2.9324604473540643) internal successors, (26876), 9217 states have internal predecessors, (26876), 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 23:38:13,084 INFO L276 IsEmpty]: Start isEmpty. Operand has 9218 states, 9165 states have (on average 2.9324604473540643) internal successors, (26876), 9217 states have internal predecessors, (26876), 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 23:38:13,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-02-10 23:38:13,089 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:13,090 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:13,090 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:13,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:13,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1113001902, now seen corresponding path program 1 times [2022-02-10 23:38:13,102 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:13,103 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882253847] [2022-02-10 23:38:13,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:13,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:13,266 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 23:38:13,267 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:13,267 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882253847] [2022-02-10 23:38:13,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882253847] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:13,268 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:13,268 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:38:13,269 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744524130] [2022-02-10 23:38:13,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:13,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:13,302 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:13,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:13,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:13,337 INFO L87 Difference]: Start difference. First operand has 9218 states, 9165 states have (on average 2.9324604473540643) internal successors, (26876), 9217 states have internal predecessors, (26876), 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 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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 23:38:13,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:13,493 INFO L93 Difference]: Finished difference Result 11959 states and 33739 transitions. [2022-02-10 23:38:13,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:13,495 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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 33 [2022-02-10 23:38:13,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:13,618 INFO L225 Difference]: With dead ends: 11959 [2022-02-10 23:38:13,618 INFO L226 Difference]: Without dead ends: 11946 [2022-02-10 23:38:13,620 INFO L933 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 23:38:13,624 INFO L934 BasicCegarLoop]: 126 mSDtfsCounter, 94 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:13,625 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 216 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:13,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11946 states. [2022-02-10 23:38:13,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11946 to 8370. [2022-02-10 23:38:13,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8370 states, 8308 states have (on average 2.866153105440539) internal successors, (23812), 8369 states have internal predecessors, (23812), 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 23:38:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8370 states to 8370 states and 23812 transitions. [2022-02-10 23:38:13,951 INFO L78 Accepts]: Start accepts. Automaton has 8370 states and 23812 transitions. Word has length 33 [2022-02-10 23:38:13,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:13,952 INFO L470 AbstractCegarLoop]: Abstraction has 8370 states and 23812 transitions. [2022-02-10 23:38:13,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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 23:38:13,953 INFO L276 IsEmpty]: Start isEmpty. Operand 8370 states and 23812 transitions. [2022-02-10 23:38:13,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-02-10 23:38:13,954 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:13,954 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:13,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 23:38:13,954 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:13,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:13,956 INFO L85 PathProgramCache]: Analyzing trace with hash -147962717, now seen corresponding path program 1 times [2022-02-10 23:38:13,956 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:13,957 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109222178] [2022-02-10 23:38:13,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:13,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:14,009 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 23:38:14,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:14,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109222178] [2022-02-10 23:38:14,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109222178] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:14,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:14,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:38:14,010 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854250009] [2022-02-10 23:38:14,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:14,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:14,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:14,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:14,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:14,012 INFO L87 Difference]: Start difference. First operand 8370 states and 23812 transitions. Second operand has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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 23:38:14,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:14,210 INFO L93 Difference]: Finished difference Result 13376 states and 37857 transitions. [2022-02-10 23:38:14,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:14,212 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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 35 [2022-02-10 23:38:14,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:14,279 INFO L225 Difference]: With dead ends: 13376 [2022-02-10 23:38:14,279 INFO L226 Difference]: Without dead ends: 13376 [2022-02-10 23:38:14,281 INFO L933 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 23:38:14,282 INFO L934 BasicCegarLoop]: 132 mSDtfsCounter, 92 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:14,282 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [92 Valid, 228 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:14,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13376 states. [2022-02-10 23:38:14,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13376 to 8518. [2022-02-10 23:38:14,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8518 states, 8457 states have (on average 2.863308501832801) internal successors, (24215), 8517 states have internal predecessors, (24215), 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 23:38:14,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8518 states to 8518 states and 24215 transitions. [2022-02-10 23:38:14,591 INFO L78 Accepts]: Start accepts. Automaton has 8518 states and 24215 transitions. Word has length 35 [2022-02-10 23:38:14,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:14,592 INFO L470 AbstractCegarLoop]: Abstraction has 8518 states and 24215 transitions. [2022-02-10 23:38:14,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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 23:38:14,593 INFO L276 IsEmpty]: Start isEmpty. Operand 8518 states and 24215 transitions. [2022-02-10 23:38:14,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-02-10 23:38:14,596 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:14,596 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:14,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 23:38:14,596 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting allocatorErr3ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:14,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:14,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1649632502, now seen corresponding path program 1 times [2022-02-10 23:38:14,597 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:14,597 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404592652] [2022-02-10 23:38:14,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:14,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:14,680 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 23:38:14,680 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:14,680 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404592652] [2022-02-10 23:38:14,680 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404592652] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:14,680 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:14,681 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 23:38:14,681 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438253949] [2022-02-10 23:38:14,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:14,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:14,681 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:14,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:14,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:14,682 INFO L87 Difference]: Start difference. First operand 8518 states and 24215 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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 23:38:14,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:14,744 INFO L93 Difference]: Finished difference Result 8518 states and 23999 transitions. [2022-02-10 23:38:14,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:14,745 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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 57 [2022-02-10 23:38:14,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:14,767 INFO L225 Difference]: With dead ends: 8518 [2022-02-10 23:38:14,767 INFO L226 Difference]: Without dead ends: 8518 [2022-02-10 23:38:14,767 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 23:38:14,768 INFO L934 BasicCegarLoop]: 123 mSDtfsCounter, 47 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:14,768 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 196 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:14,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8518 states. [2022-02-10 23:38:14,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8518 to 8518. [2022-02-10 23:38:14,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8518 states, 8457 states have (on average 2.837767529856923) internal successors, (23999), 8517 states have internal predecessors, (23999), 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 23:38:15,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8518 states to 8518 states and 23999 transitions. [2022-02-10 23:38:15,010 INFO L78 Accepts]: Start accepts. Automaton has 8518 states and 23999 transitions. Word has length 57 [2022-02-10 23:38:15,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:15,011 INFO L470 AbstractCegarLoop]: Abstraction has 8518 states and 23999 transitions. [2022-02-10 23:38:15,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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 23:38:15,012 INFO L276 IsEmpty]: Start isEmpty. Operand 8518 states and 23999 transitions. [2022-02-10 23:38:15,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-02-10 23:38:15,017 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:15,017 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:15,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 23:38:15,017 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting allocatorErr1ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:15,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:15,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1370978517, now seen corresponding path program 1 times [2022-02-10 23:38:15,018 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:15,018 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839035782] [2022-02-10 23:38:15,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:15,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:15,076 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 23:38:15,076 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:15,076 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839035782] [2022-02-10 23:38:15,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839035782] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:15,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:15,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:38:15,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091227907] [2022-02-10 23:38:15,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:15,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:15,077 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:15,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:15,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:15,077 INFO L87 Difference]: Start difference. First operand 8518 states and 23999 transitions. Second operand has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 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 23:38:15,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:15,183 INFO L93 Difference]: Finished difference Result 8782 states and 24770 transitions. [2022-02-10 23:38:15,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:15,184 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 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 59 [2022-02-10 23:38:15,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:15,208 INFO L225 Difference]: With dead ends: 8782 [2022-02-10 23:38:15,208 INFO L226 Difference]: Without dead ends: 8782 [2022-02-10 23:38:15,208 INFO L933 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 23:38:15,209 INFO L934 BasicCegarLoop]: 157 mSDtfsCounter, 37 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:15,209 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 272 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:15,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8782 states. [2022-02-10 23:38:15,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8782 to 8612. [2022-02-10 23:38:15,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8612 states, 8553 states have (on average 2.838419268093067) internal successors, (24277), 8611 states have internal predecessors, (24277), 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 23:38:15,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8612 states to 8612 states and 24277 transitions. [2022-02-10 23:38:15,436 INFO L78 Accepts]: Start accepts. Automaton has 8612 states and 24277 transitions. Word has length 59 [2022-02-10 23:38:15,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:15,437 INFO L470 AbstractCegarLoop]: Abstraction has 8612 states and 24277 transitions. [2022-02-10 23:38:15,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 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 23:38:15,437 INFO L276 IsEmpty]: Start isEmpty. Operand 8612 states and 24277 transitions. [2022-02-10 23:38:15,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-02-10 23:38:15,439 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:15,439 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:15,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 23:38:15,439 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:15,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:15,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1236074446, now seen corresponding path program 1 times [2022-02-10 23:38:15,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:15,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393916825] [2022-02-10 23:38:15,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:15,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:15,602 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 23:38:15,602 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:15,602 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393916825] [2022-02-10 23:38:15,603 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393916825] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:15,603 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:15,603 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:38:15,603 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040037596] [2022-02-10 23:38:15,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:15,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:38:15,604 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:15,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:38:15,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:38:15,605 INFO L87 Difference]: Start difference. First operand 8612 states and 24277 transitions. Second operand has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:15,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:15,674 INFO L93 Difference]: Finished difference Result 7796 states and 21852 transitions. [2022-02-10 23:38:15,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:38:15,674 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2022-02-10 23:38:15,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:15,696 INFO L225 Difference]: With dead ends: 7796 [2022-02-10 23:38:15,697 INFO L226 Difference]: Without dead ends: 7748 [2022-02-10 23:38:15,697 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:38:15,700 INFO L934 BasicCegarLoop]: 342 mSDtfsCounter, 252 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:15,700 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [252 Valid, 620 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:15,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7748 states. [2022-02-10 23:38:15,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7748 to 7748. [2022-02-10 23:38:15,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7748 states, 7718 states have (on average 2.8123866286602746) internal successors, (21706), 7747 states have internal predecessors, (21706), 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 23:38:15,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7748 states to 7748 states and 21706 transitions. [2022-02-10 23:38:15,945 INFO L78 Accepts]: Start accepts. Automaton has 7748 states and 21706 transitions. Word has length 61 [2022-02-10 23:38:15,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:15,946 INFO L470 AbstractCegarLoop]: Abstraction has 7748 states and 21706 transitions. [2022-02-10 23:38:15,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:15,946 INFO L276 IsEmpty]: Start isEmpty. Operand 7748 states and 21706 transitions. [2022-02-10 23:38:15,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-02-10 23:38:15,947 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:15,947 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:15,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 23:38:15,947 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting de_allocatorErr1ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:15,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:15,948 INFO L85 PathProgramCache]: Analyzing trace with hash 662133532, now seen corresponding path program 1 times [2022-02-10 23:38:15,948 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:15,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557640621] [2022-02-10 23:38:15,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:15,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:15,974 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 23:38:15,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:15,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557640621] [2022-02-10 23:38:15,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557640621] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:15,974 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:15,974 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:38:15,974 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334477264] [2022-02-10 23:38:15,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:15,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:15,975 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:15,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:15,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:15,975 INFO L87 Difference]: Start difference. First operand 7748 states and 21706 transitions. Second operand has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 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 23:38:16,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:16,029 INFO L93 Difference]: Finished difference Result 7757 states and 21698 transitions. [2022-02-10 23:38:16,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:16,029 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 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 63 [2022-02-10 23:38:16,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:16,048 INFO L225 Difference]: With dead ends: 7757 [2022-02-10 23:38:16,049 INFO L226 Difference]: Without dead ends: 7757 [2022-02-10 23:38:16,049 INFO L933 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 23:38:16,050 INFO L934 BasicCegarLoop]: 170 mSDtfsCounter, 51 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 280 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:16,050 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 280 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:16,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7757 states. [2022-02-10 23:38:16,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7757 to 7640. [2022-02-10 23:38:16,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7640 states, 7612 states have (on average 2.8083289542827115) internal successors, (21377), 7639 states have internal predecessors, (21377), 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 23:38:16,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7640 states to 7640 states and 21377 transitions. [2022-02-10 23:38:16,193 INFO L78 Accepts]: Start accepts. Automaton has 7640 states and 21377 transitions. Word has length 63 [2022-02-10 23:38:16,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:16,194 INFO L470 AbstractCegarLoop]: Abstraction has 7640 states and 21377 transitions. [2022-02-10 23:38:16,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 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 23:38:16,194 INFO L276 IsEmpty]: Start isEmpty. Operand 7640 states and 21377 transitions. [2022-02-10 23:38:16,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-02-10 23:38:16,196 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:16,196 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:16,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 23:38:16,196 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting allocatorErr2ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:16,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:16,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1269560716, now seen corresponding path program 1 times [2022-02-10 23:38:16,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:16,196 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701596873] [2022-02-10 23:38:16,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:16,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:16,222 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 23:38:16,223 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:16,223 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701596873] [2022-02-10 23:38:16,223 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701596873] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:16,223 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:16,223 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:38:16,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738370755] [2022-02-10 23:38:16,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:16,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:16,224 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:16,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:16,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:16,224 INFO L87 Difference]: Start difference. First operand 7640 states and 21377 transitions. Second operand has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 states have internal predecessors, (65), 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 23:38:16,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:16,256 INFO L93 Difference]: Finished difference Result 7436 states and 20793 transitions. [2022-02-10 23:38:16,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:16,257 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 states have internal predecessors, (65), 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 65 [2022-02-10 23:38:16,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:16,270 INFO L225 Difference]: With dead ends: 7436 [2022-02-10 23:38:16,270 INFO L226 Difference]: Without dead ends: 7436 [2022-02-10 23:38:16,270 INFO L933 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 23:38:16,272 INFO L934 BasicCegarLoop]: 156 mSDtfsCounter, 36 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:16,273 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 271 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:16,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7436 states. [2022-02-10 23:38:16,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7436 to 7436. [2022-02-10 23:38:16,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7436 states, 7412 states have (on average 2.8053157042633567) internal successors, (20793), 7435 states have internal predecessors, (20793), 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 23:38:16,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7436 states to 7436 states and 20793 transitions. [2022-02-10 23:38:16,456 INFO L78 Accepts]: Start accepts. Automaton has 7436 states and 20793 transitions. Word has length 65 [2022-02-10 23:38:16,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:16,456 INFO L470 AbstractCegarLoop]: Abstraction has 7436 states and 20793 transitions. [2022-02-10 23:38:16,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 states have internal predecessors, (65), 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 23:38:16,456 INFO L276 IsEmpty]: Start isEmpty. Operand 7436 states and 20793 transitions. [2022-02-10 23:38:16,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-02-10 23:38:16,459 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:16,460 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:16,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 23:38:16,460 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting de_allocatorErr2ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:16,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:16,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1164336517, now seen corresponding path program 1 times [2022-02-10 23:38:16,461 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:16,461 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878058156] [2022-02-10 23:38:16,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:16,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:16,496 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 23:38:16,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:16,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878058156] [2022-02-10 23:38:16,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878058156] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:16,496 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:16,497 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:38:16,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801202910] [2022-02-10 23:38:16,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:16,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:16,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:16,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:16,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:16,498 INFO L87 Difference]: Start difference. First operand 7436 states and 20793 transitions. Second operand has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 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 23:38:16,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:16,542 INFO L93 Difference]: Finished difference Result 8411 states and 23168 transitions. [2022-02-10 23:38:16,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:16,543 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 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 66 [2022-02-10 23:38:16,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:16,557 INFO L225 Difference]: With dead ends: 8411 [2022-02-10 23:38:16,557 INFO L226 Difference]: Without dead ends: 8245 [2022-02-10 23:38:16,557 INFO L933 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 23:38:16,558 INFO L934 BasicCegarLoop]: 175 mSDtfsCounter, 73 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:16,558 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 286 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:16,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8245 states. [2022-02-10 23:38:16,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8245 to 7006. [2022-02-10 23:38:16,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7006 states, 6986 states have (on average 2.7797022616661895) internal successors, (19419), 7005 states have internal predecessors, (19419), 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 23:38:16,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7006 states to 7006 states and 19419 transitions. [2022-02-10 23:38:16,686 INFO L78 Accepts]: Start accepts. Automaton has 7006 states and 19419 transitions. Word has length 66 [2022-02-10 23:38:16,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:16,686 INFO L470 AbstractCegarLoop]: Abstraction has 7006 states and 19419 transitions. [2022-02-10 23:38:16,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 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 23:38:16,686 INFO L276 IsEmpty]: Start isEmpty. Operand 7006 states and 19419 transitions. [2022-02-10 23:38:16,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-02-10 23:38:16,689 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:16,689 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:16,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 23:38:16,689 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting allocatorErr1ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:16,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:16,689 INFO L85 PathProgramCache]: Analyzing trace with hash 298095484, now seen corresponding path program 1 times [2022-02-10 23:38:16,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:16,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406826647] [2022-02-10 23:38:16,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:16,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:16,714 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 23:38:16,715 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:16,715 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406826647] [2022-02-10 23:38:16,715 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406826647] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:16,715 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:16,715 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 23:38:16,715 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282713755] [2022-02-10 23:38:16,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:16,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:16,716 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:16,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:16,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:16,716 INFO L87 Difference]: Start difference. First operand 7006 states and 19419 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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 23:38:16,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:16,752 INFO L93 Difference]: Finished difference Result 5939 states and 15938 transitions. [2022-02-10 23:38:16,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:16,753 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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 69 [2022-02-10 23:38:16,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:16,763 INFO L225 Difference]: With dead ends: 5939 [2022-02-10 23:38:16,763 INFO L226 Difference]: Without dead ends: 5876 [2022-02-10 23:38:16,763 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 23:38:16,764 INFO L934 BasicCegarLoop]: 163 mSDtfsCounter, 59 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:16,764 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 261 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:16,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5876 states. [2022-02-10 23:38:16,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5876 to 5386. [2022-02-10 23:38:16,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5386 states, 5372 states have (on average 2.7066269545793) internal successors, (14540), 5385 states have internal predecessors, (14540), 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 23:38:16,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5386 states to 5386 states and 14540 transitions. [2022-02-10 23:38:16,910 INFO L78 Accepts]: Start accepts. Automaton has 5386 states and 14540 transitions. Word has length 69 [2022-02-10 23:38:16,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:16,910 INFO L470 AbstractCegarLoop]: Abstraction has 5386 states and 14540 transitions. [2022-02-10 23:38:16,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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 23:38:16,910 INFO L276 IsEmpty]: Start isEmpty. Operand 5386 states and 14540 transitions. [2022-02-10 23:38:16,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-02-10 23:38:16,912 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:16,912 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:16,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 23:38:16,912 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting allocatorErr3ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:16,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:16,913 INFO L85 PathProgramCache]: Analyzing trace with hash -862410923, now seen corresponding path program 1 times [2022-02-10 23:38:16,913 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:16,913 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598168463] [2022-02-10 23:38:16,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:16,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:16,933 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 23:38:16,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:16,933 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598168463] [2022-02-10 23:38:16,933 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598168463] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:16,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:16,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:38:16,933 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445554418] [2022-02-10 23:38:16,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:16,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:16,933 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:16,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:16,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:16,934 INFO L87 Difference]: Start difference. First operand 5386 states and 14540 transitions. Second operand has 3 states, 2 states have (on average 35.0) internal successors, (70), 3 states have internal predecessors, (70), 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 23:38:16,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:16,966 INFO L93 Difference]: Finished difference Result 5425 states and 14631 transitions. [2022-02-10 23:38:16,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:16,966 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 35.0) internal successors, (70), 3 states have internal predecessors, (70), 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 70 [2022-02-10 23:38:16,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:16,974 INFO L225 Difference]: With dead ends: 5425 [2022-02-10 23:38:16,974 INFO L226 Difference]: Without dead ends: 5425 [2022-02-10 23:38:16,974 INFO L933 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 23:38:16,975 INFO L934 BasicCegarLoop]: 148 mSDtfsCounter, 34 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:16,975 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 255 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:16,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5425 states. [2022-02-10 23:38:17,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5425 to 5335. [2022-02-10 23:38:17,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5335 states, 5323 states have (on average 2.7014841254931428) internal successors, (14380), 5334 states have internal predecessors, (14380), 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 23:38:17,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5335 states to 5335 states and 14380 transitions. [2022-02-10 23:38:17,051 INFO L78 Accepts]: Start accepts. Automaton has 5335 states and 14380 transitions. Word has length 70 [2022-02-10 23:38:17,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:17,051 INFO L470 AbstractCegarLoop]: Abstraction has 5335 states and 14380 transitions. [2022-02-10 23:38:17,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.0) internal successors, (70), 3 states have internal predecessors, (70), 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 23:38:17,051 INFO L276 IsEmpty]: Start isEmpty. Operand 5335 states and 14380 transitions. [2022-02-10 23:38:17,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-02-10 23:38:17,057 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:17,057 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:17,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-10 23:38:17,057 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting allocatorErr3ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:17,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:17,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1099661592, now seen corresponding path program 1 times [2022-02-10 23:38:17,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:17,058 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223460514] [2022-02-10 23:38:17,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:17,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:17,084 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 23:38:17,084 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:17,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223460514] [2022-02-10 23:38:17,084 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223460514] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:17,084 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:17,084 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 23:38:17,084 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677957553] [2022-02-10 23:38:17,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:17,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:17,085 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:17,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:17,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:17,085 INFO L87 Difference]: Start difference. First operand 5335 states and 14380 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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 23:38:17,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:17,102 INFO L93 Difference]: Finished difference Result 3292 states and 8685 transitions. [2022-02-10 23:38:17,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:17,102 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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 85 [2022-02-10 23:38:17,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:17,106 INFO L225 Difference]: With dead ends: 3292 [2022-02-10 23:38:17,106 INFO L226 Difference]: Without dead ends: 3292 [2022-02-10 23:38:17,107 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 23:38:17,107 INFO L934 BasicCegarLoop]: 135 mSDtfsCounter, 28 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:17,107 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 216 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:17,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3292 states. [2022-02-10 23:38:17,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3292 to 3292. [2022-02-10 23:38:17,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3292 states, 3291 states have (on average 2.6390154968094803) internal successors, (8685), 3291 states have internal predecessors, (8685), 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 23:38:17,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 3292 states and 8685 transitions. [2022-02-10 23:38:17,146 INFO L78 Accepts]: Start accepts. Automaton has 3292 states and 8685 transitions. Word has length 85 [2022-02-10 23:38:17,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:17,147 INFO L470 AbstractCegarLoop]: Abstraction has 3292 states and 8685 transitions. [2022-02-10 23:38:17,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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 23:38:17,147 INFO L276 IsEmpty]: Start isEmpty. Operand 3292 states and 8685 transitions. [2022-02-10 23:38:17,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-02-10 23:38:17,152 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:17,152 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:38:17,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-10 23:38:17,153 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-10 23:38:17,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:17,153 INFO L85 PathProgramCache]: Analyzing trace with hash -736089495, now seen corresponding path program 1 times [2022-02-10 23:38:17,153 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:17,153 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917678212] [2022-02-10 23:38:17,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:17,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:17,269 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 23:38:17,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:17,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917678212] [2022-02-10 23:38:17,269 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917678212] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:17,269 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:17,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:38:17,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764508524] [2022-02-10 23:38:17,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:17,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:38:17,270 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:17,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:38:17,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:38:17,270 INFO L87 Difference]: Start difference. First operand 3292 states and 8685 transitions. Second operand has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 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 23:38:17,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:17,306 INFO L93 Difference]: Finished difference Result 3282 states and 8666 transitions. [2022-02-10 23:38:17,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:38:17,306 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 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 99 [2022-02-10 23:38:17,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:17,306 INFO L225 Difference]: With dead ends: 3282 [2022-02-10 23:38:17,306 INFO L226 Difference]: Without dead ends: 0 [2022-02-10 23:38:17,306 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:38:17,307 INFO L934 BasicCegarLoop]: 146 mSDtfsCounter, 36 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:17,307 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 382 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:17,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-10 23:38:17,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-10 23:38:17,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:17,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-10 23:38:17,308 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 99 [2022-02-10 23:38:17,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:17,308 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-10 23:38:17,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 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 23:38:17,308 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-10 23:38:17,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-10 23:38:17,310 INFO L764 garLoopResultBuilder]: Registering result SAFE for location allocatorErr0ASSERT_VIOLATIONDATA_RACE (21 of 22 remaining) [2022-02-10 23:38:17,310 INFO L764 garLoopResultBuilder]: Registering result SAFE for location allocatorErr3ASSERT_VIOLATIONDATA_RACE (20 of 22 remaining) [2022-02-10 23:38:17,311 INFO L764 garLoopResultBuilder]: Registering result SAFE for location allocatorErr1ASSERT_VIOLATIONDATA_RACE (19 of 22 remaining) [2022-02-10 23:38:17,311 INFO L764 garLoopResultBuilder]: Registering result SAFE for location allocatorErr4ASSERT_VIOLATIONDATA_RACE (18 of 22 remaining) [2022-02-10 23:38:17,311 INFO L764 garLoopResultBuilder]: Registering result SAFE for location allocatorErr2ASSERT_VIOLATIONDATA_RACE (17 of 22 remaining) [2022-02-10 23:38:17,311 INFO L764 garLoopResultBuilder]: Registering result SAFE for location de_allocatorErr0ASSERT_VIOLATIONDATA_RACE (16 of 22 remaining) [2022-02-10 23:38:17,311 INFO L764 garLoopResultBuilder]: Registering result SAFE for location de_allocatorErr1ASSERT_VIOLATIONDATA_RACE (15 of 22 remaining) [2022-02-10 23:38:17,311 INFO L764 garLoopResultBuilder]: Registering result SAFE for location de_allocatorErr2ASSERT_VIOLATIONDATA_RACE (14 of 22 remaining) [2022-02-10 23:38:17,311 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (13 of 22 remaining) [2022-02-10 23:38:17,311 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (12 of 22 remaining) [2022-02-10 23:38:17,311 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (11 of 22 remaining) [2022-02-10 23:38:17,312 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (10 of 22 remaining) [2022-02-10 23:38:17,312 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (9 of 22 remaining) [2022-02-10 23:38:17,312 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (8 of 22 remaining) [2022-02-10 23:38:17,312 INFO L764 garLoopResultBuilder]: Registering result SAFE for location allocatorErr0ASSERT_VIOLATIONDATA_RACE (7 of 22 remaining) [2022-02-10 23:38:17,312 INFO L764 garLoopResultBuilder]: Registering result SAFE for location allocatorErr3ASSERT_VIOLATIONDATA_RACE (6 of 22 remaining) [2022-02-10 23:38:17,312 INFO L764 garLoopResultBuilder]: Registering result SAFE for location allocatorErr1ASSERT_VIOLATIONDATA_RACE (5 of 22 remaining) [2022-02-10 23:38:17,312 INFO L764 garLoopResultBuilder]: Registering result SAFE for location allocatorErr4ASSERT_VIOLATIONDATA_RACE (4 of 22 remaining) [2022-02-10 23:38:17,312 INFO L764 garLoopResultBuilder]: Registering result SAFE for location allocatorErr2ASSERT_VIOLATIONDATA_RACE (3 of 22 remaining) [2022-02-10 23:38:17,312 INFO L764 garLoopResultBuilder]: Registering result SAFE for location de_allocatorErr0ASSERT_VIOLATIONDATA_RACE (2 of 22 remaining) [2022-02-10 23:38:17,312 INFO L764 garLoopResultBuilder]: Registering result SAFE for location de_allocatorErr1ASSERT_VIOLATIONDATA_RACE (1 of 22 remaining) [2022-02-10 23:38:17,312 INFO L764 garLoopResultBuilder]: Registering result SAFE for location de_allocatorErr2ASSERT_VIOLATIONDATA_RACE (0 of 22 remaining) [2022-02-10 23:38:17,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-10 23:38:17,316 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:17,319 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 23:38:17,319 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 23:38:17,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 11:38:17 BasicIcfg [2022-02-10 23:38:17,321 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 23:38:17,321 INFO L158 Benchmark]: Toolchain (without parser) took 5421.29ms. Allocated memory was 187.7MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 135.0MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 244.8MB. Max. memory is 8.0GB. [2022-02-10 23:38:17,321 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 187.7MB. Free memory was 152.6MB in the beginning and 152.5MB in the end (delta: 67.4kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 23:38:17,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.26ms. Allocated memory was 187.7MB in the beginning and 237.0MB in the end (delta: 49.3MB). Free memory was 134.8MB in the beginning and 203.3MB in the end (delta: -68.5MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. [2022-02-10 23:38:17,322 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.30ms. Allocated memory is still 237.0MB. Free memory was 203.3MB in the beginning and 201.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 23:38:17,322 INFO L158 Benchmark]: Boogie Preprocessor took 17.94ms. Allocated memory is still 237.0MB. Free memory was 201.2MB in the beginning and 199.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 23:38:17,323 INFO L158 Benchmark]: RCFGBuilder took 362.34ms. Allocated memory is still 237.0MB. Free memory was 199.1MB in the beginning and 183.9MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-02-10 23:38:17,323 INFO L158 Benchmark]: TraceAbstraction took 4620.07ms. Allocated memory was 237.0MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 183.4MB in the beginning and 1.2GB in the end (delta: -995.6MB). Peak memory consumption was 244.4MB. Max. memory is 8.0GB. [2022-02-10 23:38:17,324 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 187.7MB. Free memory was 152.6MB in the beginning and 152.5MB in the end (delta: 67.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 369.26ms. Allocated memory was 187.7MB in the beginning and 237.0MB in the end (delta: 49.3MB). Free memory was 134.8MB in the beginning and 203.3MB in the end (delta: -68.5MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.30ms. Allocated memory is still 237.0MB. Free memory was 203.3MB in the beginning and 201.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.94ms. Allocated memory is still 237.0MB. Free memory was 201.2MB in the beginning and 199.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 362.34ms. Allocated memory is still 237.0MB. Free memory was 199.1MB in the beginning and 183.9MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 4620.07ms. Allocated memory was 237.0MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 183.4MB in the beginning and 1.2GB in the end (delta: -995.6MB). Peak memory consumption was 244.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 695]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 701]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 697]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 702]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 699]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 708]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 709]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 717]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 717]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 722]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 723]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 209 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 839 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 839 mSDsluCounter, 3483 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1540 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 231 IncrementalHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 1973 mSDtfsCounter, 231 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9218occurred in iteration=0, InterpolantAutomatonStates: 42, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 10540 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 762 NumberOfCodeBlocks, 762 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 750 ConstructedInterpolants, 0 QuantifiedInterpolants, 1132 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-10 23:38:17,352 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...