/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread/stateful01-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-15 12:39:10,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-15 12:39:10,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-15 12:39:10,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-15 12:39:10,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-15 12:39:10,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-15 12:39:10,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-15 12:39:10,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-15 12:39:10,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-15 12:39:10,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-15 12:39:10,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-15 12:39:10,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-15 12:39:10,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-15 12:39:10,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-15 12:39:10,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-15 12:39:10,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-15 12:39:10,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-15 12:39:10,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-15 12:39:10,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-15 12:39:10,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-15 12:39:10,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-15 12:39:10,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-15 12:39:10,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-15 12:39:10,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-15 12:39:10,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-15 12:39:10,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-15 12:39:10,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-15 12:39:10,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-15 12:39:10,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-15 12:39:10,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-15 12:39:10,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-15 12:39:10,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-15 12:39:10,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-15 12:39:10,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-15 12:39:10,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-15 12:39:10,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-15 12:39:10,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-15 12:39:10,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-15 12:39:10,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-15 12:39:10,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-15 12:39:10,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-15 12:39:10,464 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 [2022-02-15 12:39:10,487 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-15 12:39:10,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-15 12:39:10,488 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-15 12:39:10,488 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-15 12:39:10,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-15 12:39:10,489 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-15 12:39:10,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-15 12:39:10,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-15 12:39:10,489 INFO L138 SettingsManager]: * Use SBE=true [2022-02-15 12:39:10,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-15 12:39:10,490 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-15 12:39:10,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-15 12:39:10,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-15 12:39:10,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-15 12:39:10,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-15 12:39:10,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-15 12:39:10,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-15 12:39:10,491 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-15 12:39:10,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-15 12:39:10,491 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-15 12:39:10,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-15 12:39:10,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-15 12:39:10,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-15 12:39:10,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-15 12:39:10,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-15 12:39:10,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 12:39:10,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-15 12:39:10,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-15 12:39:10,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-15 12:39:10,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-15 12:39:10,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-15 12:39:10,492 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-15 12:39:10,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-15 12:39:10,492 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-15 12:39:10,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-15 12:39:10,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-15 12:39:10,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-15 12:39:10,712 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-15 12:39:10,713 INFO L275 PluginConnector]: CDTParser initialized [2022-02-15 12:39:10,713 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stateful01-1.i [2022-02-15 12:39:10,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c86d0592/4a5a59df8d4345638ee8e39b389c2de3/FLAG0d29ab0b6 [2022-02-15 12:39:11,193 INFO L306 CDTParser]: Found 1 translation units. [2022-02-15 12:39:11,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stateful01-1.i [2022-02-15 12:39:11,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c86d0592/4a5a59df8d4345638ee8e39b389c2de3/FLAG0d29ab0b6 [2022-02-15 12:39:11,213 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c86d0592/4a5a59df8d4345638ee8e39b389c2de3 [2022-02-15 12:39:11,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-15 12:39:11,216 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-15 12:39:11,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-15 12:39:11,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-15 12:39:11,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-15 12:39:11,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@489ddff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11, skipping insertion in model container [2022-02-15 12:39:11,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-15 12:39:11,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-15 12:39:11,513 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/stateful01-1.i[30826,30839] [2022-02-15 12:39:11,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 12:39:11,520 INFO L203 MainTranslator]: Completed pre-run [2022-02-15 12:39:11,542 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/stateful01-1.i[30826,30839] [2022-02-15 12:39:11,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 12:39:11,564 INFO L208 MainTranslator]: Completed translation [2022-02-15 12:39:11,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11 WrapperNode [2022-02-15 12:39:11,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-15 12:39:11,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-15 12:39:11,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-15 12:39:11,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-15 12:39:11,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,592 INFO L137 Inliner]: procedures = 168, calls = 34, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 90 [2022-02-15 12:39:11,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-15 12:39:11,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-15 12:39:11,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-15 12:39:11,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-15 12:39:11,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-15 12:39:11,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-15 12:39:11,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-15 12:39:11,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-15 12:39:11,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11" (1/1) ... [2022-02-15 12:39:11,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 12:39:11,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 12:39:11,652 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) [2022-02-15 12:39:11,670 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 [2022-02-15 12:39:11,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-15 12:39:11,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-15 12:39:11,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-15 12:39:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-15 12:39:11,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-15 12:39:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-15 12:39:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-15 12:39:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-15 12:39:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-15 12:39:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-15 12:39:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-15 12:39:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-15 12:39:11,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-15 12:39:11,682 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-15 12:39:11,747 INFO L234 CfgBuilder]: Building ICFG [2022-02-15 12:39:11,748 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-15 12:39:11,946 INFO L275 CfgBuilder]: Performing block encoding [2022-02-15 12:39:11,952 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-15 12:39:11,952 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-15 12:39:11,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 12:39:11 BoogieIcfgContainer [2022-02-15 12:39:11,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-15 12:39:11,955 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-15 12:39:11,955 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-15 12:39:11,973 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-15 12:39:11,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 12:39:11" (1/3) ... [2022-02-15 12:39:11,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3517f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 12:39:11, skipping insertion in model container [2022-02-15 12:39:11,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 12:39:11" (2/3) ... [2022-02-15 12:39:11,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3517f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 12:39:11, skipping insertion in model container [2022-02-15 12:39:11,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 12:39:11" (3/3) ... [2022-02-15 12:39:11,975 INFO L111 eAbstractionObserver]: Analyzing ICFG stateful01-1.i [2022-02-15 12:39:11,979 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-15 12:39:11,979 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-15 12:39:11,979 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2022-02-15 12:39:11,979 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-15 12:39:12,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,024 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,024 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,025 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,025 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,025 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,025 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,025 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,025 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,026 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,026 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,026 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,033 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,033 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,036 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,037 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,038 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,038 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,038 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,038 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,038 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,039 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,039 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,039 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,039 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,039 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,039 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,039 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,039 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,039 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,040 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,040 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,040 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,040 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,040 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,041 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,042 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,042 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,042 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,042 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,042 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,043 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,043 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,043 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,043 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,043 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,043 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,044 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,044 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,044 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,044 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,044 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,044 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,044 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,044 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,052 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,052 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,052 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,053 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,053 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,053 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,053 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,053 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,055 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,059 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,059 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,059 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,059 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,059 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,071 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,071 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 12:39:12,075 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-15 12:39:12,125 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-15 12:39:12,141 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-15 12:39:12,142 INFO L340 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2022-02-15 12:39:12,151 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 163 places, 158 transitions, 332 flow [2022-02-15 12:39:12,400 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9461 states, 9403 states have (on average 2.7984685738594064) internal successors, (26314), 9460 states have internal predecessors, (26314), 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) [2022-02-15 12:39:12,436 INFO L276 IsEmpty]: Start isEmpty. Operand has 9461 states, 9403 states have (on average 2.7984685738594064) internal successors, (26314), 9460 states have internal predecessors, (26314), 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) [2022-02-15 12:39:12,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-02-15 12:39:12,441 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 12:39:12,442 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:12,443 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-02-15 12:39:12,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 12:39:12,450 INFO L85 PathProgramCache]: Analyzing trace with hash -159785531, now seen corresponding path program 1 times [2022-02-15 12:39:12,457 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 12:39:12,457 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857414731] [2022-02-15 12:39:12,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 12:39:12,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 12:39:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 12:39:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 12:39:12,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 12:39:12,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857414731] [2022-02-15 12:39:12,660 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857414731] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 12:39:12,660 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 12:39:12,660 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-15 12:39:12,661 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387500570] [2022-02-15 12:39:12,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 12:39:12,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 12:39:12,666 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 12:39:12,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 12:39:12,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:12,721 INFO L87 Difference]: Start difference. First operand has 9461 states, 9403 states have (on average 2.7984685738594064) internal successors, (26314), 9460 states have internal predecessors, (26314), 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 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 12:39:12,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 12:39:12,875 INFO L93 Difference]: Finished difference Result 9460 states and 26313 transitions. [2022-02-15 12:39:12,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 12:39:12,877 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-02-15 12:39:12,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 12:39:12,940 INFO L225 Difference]: With dead ends: 9460 [2022-02-15 12:39:12,941 INFO L226 Difference]: Without dead ends: 9460 [2022-02-15 12:39:12,952 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:12,954 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 1 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-15 12:39:12,954 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 247 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 12:39:12,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9460 states. [2022-02-15 12:39:13,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9460 to 9460. [2022-02-15 12:39:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9460 states, 9403 states have (on average 2.798362224821865) internal successors, (26313), 9459 states have internal predecessors, (26313), 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) [2022-02-15 12:39:13,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9460 states to 9460 states and 26313 transitions. [2022-02-15 12:39:13,406 INFO L78 Accepts]: Start accepts. Automaton has 9460 states and 26313 transitions. Word has length 36 [2022-02-15 12:39:13,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 12:39:13,407 INFO L470 AbstractCegarLoop]: Abstraction has 9460 states and 26313 transitions. [2022-02-15 12:39:13,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 12:39:13,408 INFO L276 IsEmpty]: Start isEmpty. Operand 9460 states and 26313 transitions. [2022-02-15 12:39:13,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-02-15 12:39:13,409 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 12:39:13,409 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:13,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-15 12:39:13,409 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-02-15 12:39:13,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 12:39:13,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1373294786, now seen corresponding path program 1 times [2022-02-15 12:39:13,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 12:39:13,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475129923] [2022-02-15 12:39:13,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 12:39:13,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 12:39:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 12:39:13,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 12:39:13,468 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 12:39:13,468 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475129923] [2022-02-15 12:39:13,468 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475129923] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 12:39:13,468 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 12:39:13,468 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-15 12:39:13,468 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787424334] [2022-02-15 12:39:13,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 12:39:13,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 12:39:13,469 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 12:39:13,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 12:39:13,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:13,470 INFO L87 Difference]: Start difference. First operand 9460 states and 26313 transitions. Second operand has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 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) [2022-02-15 12:39:13,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 12:39:13,570 INFO L93 Difference]: Finished difference Result 9459 states and 26312 transitions. [2022-02-15 12:39:13,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 12:39:13,571 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 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 41 [2022-02-15 12:39:13,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 12:39:13,682 INFO L225 Difference]: With dead ends: 9459 [2022-02-15 12:39:13,683 INFO L226 Difference]: Without dead ends: 9459 [2022-02-15 12:39:13,685 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:13,686 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 1 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-15 12:39:13,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 246 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 12:39:13,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9459 states. [2022-02-15 12:39:13,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9459 to 9459. [2022-02-15 12:39:13,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9459 states, 9403 states have (on average 2.7982558757843243) internal successors, (26312), 9458 states have internal predecessors, (26312), 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) [2022-02-15 12:39:13,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9459 states to 9459 states and 26312 transitions. [2022-02-15 12:39:13,962 INFO L78 Accepts]: Start accepts. Automaton has 9459 states and 26312 transitions. Word has length 41 [2022-02-15 12:39:13,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 12:39:13,963 INFO L470 AbstractCegarLoop]: Abstraction has 9459 states and 26312 transitions. [2022-02-15 12:39:13,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 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) [2022-02-15 12:39:13,963 INFO L276 IsEmpty]: Start isEmpty. Operand 9459 states and 26312 transitions. [2022-02-15 12:39:13,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-02-15 12:39:13,965 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 12:39:13,965 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:13,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-15 12:39:13,965 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-02-15 12:39:13,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 12:39:13,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1236581254, now seen corresponding path program 1 times [2022-02-15 12:39:13,966 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 12:39:13,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654871354] [2022-02-15 12:39:13,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 12:39:13,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 12:39:13,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 12:39:14,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 12:39:14,003 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 12:39:14,003 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654871354] [2022-02-15 12:39:14,003 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654871354] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 12:39:14,003 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 12:39:14,003 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-15 12:39:14,003 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125530863] [2022-02-15 12:39:14,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 12:39:14,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 12:39:14,004 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 12:39:14,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 12:39:14,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:14,005 INFO L87 Difference]: Start difference. First operand 9459 states and 26312 transitions. Second operand has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 12:39:14,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 12:39:14,088 INFO L93 Difference]: Finished difference Result 11138 states and 31066 transitions. [2022-02-15 12:39:14,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 12:39:14,089 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-02-15 12:39:14,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 12:39:14,133 INFO L225 Difference]: With dead ends: 11138 [2022-02-15 12:39:14,133 INFO L226 Difference]: Without dead ends: 11138 [2022-02-15 12:39:14,133 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:14,134 INFO L933 BasicCegarLoop]: 194 mSDtfsCounter, 81 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-15 12:39:14,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [81 Valid, 306 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 12:39:14,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11138 states. [2022-02-15 12:39:14,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11138 to 9691. [2022-02-15 12:39:14,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9691 states, 9638 states have (on average 2.797675866362316) internal successors, (26964), 9690 states have internal predecessors, (26964), 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) [2022-02-15 12:39:14,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9691 states to 9691 states and 26964 transitions. [2022-02-15 12:39:14,436 INFO L78 Accepts]: Start accepts. Automaton has 9691 states and 26964 transitions. Word has length 51 [2022-02-15 12:39:14,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 12:39:14,438 INFO L470 AbstractCegarLoop]: Abstraction has 9691 states and 26964 transitions. [2022-02-15 12:39:14,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 12:39:14,439 INFO L276 IsEmpty]: Start isEmpty. Operand 9691 states and 26964 transitions. [2022-02-15 12:39:14,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-02-15 12:39:14,442 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 12:39:14,442 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:14,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-15 12:39:14,442 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-02-15 12:39:14,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 12:39:14,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1172464604, now seen corresponding path program 1 times [2022-02-15 12:39:14,443 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 12:39:14,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467376991] [2022-02-15 12:39:14,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 12:39:14,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 12:39:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 12:39:14,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 12:39:14,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 12:39:14,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467376991] [2022-02-15 12:39:14,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467376991] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 12:39:14,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 12:39:14,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-15 12:39:14,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407180322] [2022-02-15 12:39:14,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 12:39:14,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 12:39:14,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 12:39:14,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 12:39:14,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:14,521 INFO L87 Difference]: Start difference. First operand 9691 states and 26964 transitions. Second operand has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 12:39:14,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 12:39:14,654 INFO L93 Difference]: Finished difference Result 10305 states and 28720 transitions. [2022-02-15 12:39:14,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 12:39:14,654 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2022-02-15 12:39:14,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 12:39:14,678 INFO L225 Difference]: With dead ends: 10305 [2022-02-15 12:39:14,678 INFO L226 Difference]: Without dead ends: 10305 [2022-02-15 12:39:14,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:14,686 INFO L933 BasicCegarLoop]: 167 mSDtfsCounter, 42 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-15 12:39:14,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 281 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 12:39:14,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10305 states. [2022-02-15 12:39:14,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10305 to 9845. [2022-02-15 12:39:14,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9845 states, 9794 states have (on average 2.7982438227486215) internal successors, (27406), 9844 states have internal predecessors, (27406), 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) [2022-02-15 12:39:14,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9845 states to 9845 states and 27406 transitions. [2022-02-15 12:39:14,956 INFO L78 Accepts]: Start accepts. Automaton has 9845 states and 27406 transitions. Word has length 56 [2022-02-15 12:39:14,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 12:39:14,956 INFO L470 AbstractCegarLoop]: Abstraction has 9845 states and 27406 transitions. [2022-02-15 12:39:14,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 12:39:14,956 INFO L276 IsEmpty]: Start isEmpty. Operand 9845 states and 27406 transitions. [2022-02-15 12:39:14,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-02-15 12:39:14,961 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 12:39:14,961 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:14,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-15 12:39:14,962 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-02-15 12:39:14,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 12:39:14,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1587444120, now seen corresponding path program 1 times [2022-02-15 12:39:14,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 12:39:14,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260254181] [2022-02-15 12:39:14,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 12:39:14,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 12:39:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 12:39:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 12:39:15,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 12:39:15,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260254181] [2022-02-15 12:39:15,105 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260254181] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 12:39:15,105 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 12:39:15,105 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-15 12:39:15,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159872964] [2022-02-15 12:39:15,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 12:39:15,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 12:39:15,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 12:39:15,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 12:39:15,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-15 12:39:15,106 INFO L87 Difference]: Start difference. First operand 9845 states and 27406 transitions. Second operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2022-02-15 12:39:15,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 12:39:15,191 INFO L93 Difference]: Finished difference Result 8910 states and 24664 transitions. [2022-02-15 12:39:15,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 12:39:15,192 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 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 60 [2022-02-15 12:39:15,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 12:39:15,229 INFO L225 Difference]: With dead ends: 8910 [2022-02-15 12:39:15,229 INFO L226 Difference]: Without dead ends: 8910 [2022-02-15 12:39:15,229 INFO L932 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 [2022-02-15 12:39:15,231 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 246 mSDsluCounter, 566 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 915 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-15 12:39:15,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [246 Valid, 915 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 12:39:15,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8910 states. [2022-02-15 12:39:15,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8910 to 8910. [2022-02-15 12:39:15,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8910 states, 8882 states have (on average 2.776852060346769) internal successors, (24664), 8909 states have internal predecessors, (24664), 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) [2022-02-15 12:39:15,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8910 states to 8910 states and 24664 transitions. [2022-02-15 12:39:15,484 INFO L78 Accepts]: Start accepts. Automaton has 8910 states and 24664 transitions. Word has length 60 [2022-02-15 12:39:15,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 12:39:15,484 INFO L470 AbstractCegarLoop]: Abstraction has 8910 states and 24664 transitions. [2022-02-15 12:39:15,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2022-02-15 12:39:15,485 INFO L276 IsEmpty]: Start isEmpty. Operand 8910 states and 24664 transitions. [2022-02-15 12:39:15,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-02-15 12:39:15,486 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 12:39:15,486 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:15,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-15 12:39:15,486 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-02-15 12:39:15,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 12:39:15,487 INFO L85 PathProgramCache]: Analyzing trace with hash 66900791, now seen corresponding path program 1 times [2022-02-15 12:39:15,487 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 12:39:15,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903613832] [2022-02-15 12:39:15,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 12:39:15,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 12:39:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 12:39:15,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 12:39:15,537 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 12:39:15,537 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903613832] [2022-02-15 12:39:15,537 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903613832] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 12:39:15,537 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 12:39:15,537 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-15 12:39:15,537 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625774364] [2022-02-15 12:39:15,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 12:39:15,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 12:39:15,538 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 12:39:15,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 12:39:15,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:15,539 INFO L87 Difference]: Start difference. First operand 8910 states and 24664 transitions. Second operand has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 12:39:15,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 12:39:15,597 INFO L93 Difference]: Finished difference Result 9306 states and 25774 transitions. [2022-02-15 12:39:15,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 12:39:15,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2022-02-15 12:39:15,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 12:39:15,623 INFO L225 Difference]: With dead ends: 9306 [2022-02-15 12:39:15,623 INFO L226 Difference]: Without dead ends: 9306 [2022-02-15 12:39:15,624 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:15,625 INFO L933 BasicCegarLoop]: 172 mSDtfsCounter, 47 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-15 12:39:15,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 285 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 12:39:15,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9306 states. [2022-02-15 12:39:15,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9306 to 9063. [2022-02-15 12:39:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9063 states, 9037 states have (on average 2.7762531813654974) internal successors, (25089), 9062 states have internal predecessors, (25089), 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) [2022-02-15 12:39:15,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9063 states to 9063 states and 25089 transitions. [2022-02-15 12:39:15,937 INFO L78 Accepts]: Start accepts. Automaton has 9063 states and 25089 transitions. Word has length 61 [2022-02-15 12:39:15,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 12:39:15,952 INFO L470 AbstractCegarLoop]: Abstraction has 9063 states and 25089 transitions. [2022-02-15 12:39:15,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 12:39:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 9063 states and 25089 transitions. [2022-02-15 12:39:15,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-02-15 12:39:15,954 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 12:39:15,954 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:15,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-15 12:39:15,954 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-02-15 12:39:15,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 12:39:15,955 INFO L85 PathProgramCache]: Analyzing trace with hash -537529267, now seen corresponding path program 1 times [2022-02-15 12:39:15,956 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 12:39:15,956 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510893273] [2022-02-15 12:39:15,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 12:39:15,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 12:39:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 12:39:16,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 12:39:16,017 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 12:39:16,018 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510893273] [2022-02-15 12:39:16,018 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510893273] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 12:39:16,018 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 12:39:16,018 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-15 12:39:16,018 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128771129] [2022-02-15 12:39:16,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 12:39:16,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 12:39:16,018 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 12:39:16,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 12:39:16,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:16,019 INFO L87 Difference]: Start difference. First operand 9063 states and 25089 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) [2022-02-15 12:39:16,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 12:39:16,070 INFO L93 Difference]: Finished difference Result 9263 states and 25561 transitions. [2022-02-15 12:39:16,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 12:39:16,071 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 [2022-02-15 12:39:16,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 12:39:16,092 INFO L225 Difference]: With dead ends: 9263 [2022-02-15 12:39:16,092 INFO L226 Difference]: Without dead ends: 9251 [2022-02-15 12:39:16,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:16,093 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 75 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-15 12:39:16,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 307 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 12:39:16,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9251 states. [2022-02-15 12:39:16,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9251 to 8756. [2022-02-15 12:39:16,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8756 states, 8736 states have (on average 2.770260989010989) internal successors, (24201), 8755 states have internal predecessors, (24201), 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) [2022-02-15 12:39:16,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8756 states to 8756 states and 24201 transitions. [2022-02-15 12:39:16,254 INFO L78 Accepts]: Start accepts. Automaton has 8756 states and 24201 transitions. Word has length 63 [2022-02-15 12:39:16,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 12:39:16,255 INFO L470 AbstractCegarLoop]: Abstraction has 8756 states and 24201 transitions. [2022-02-15 12:39:16,255 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) [2022-02-15 12:39:16,255 INFO L276 IsEmpty]: Start isEmpty. Operand 8756 states and 24201 transitions. [2022-02-15 12:39:16,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-02-15 12:39:16,257 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 12:39:16,257 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:16,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-15 12:39:16,257 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-02-15 12:39:16,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 12:39:16,258 INFO L85 PathProgramCache]: Analyzing trace with hash 421597585, now seen corresponding path program 1 times [2022-02-15 12:39:16,258 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 12:39:16,258 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777638544] [2022-02-15 12:39:16,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 12:39:16,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 12:39:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 12:39:16,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 12:39:16,296 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 12:39:16,296 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777638544] [2022-02-15 12:39:16,296 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777638544] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 12:39:16,296 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 12:39:16,296 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-15 12:39:16,296 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214021589] [2022-02-15 12:39:16,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 12:39:16,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 12:39:16,297 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 12:39:16,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 12:39:16,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:16,298 INFO L87 Difference]: Start difference. First operand 8756 states and 24201 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) 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) [2022-02-15 12:39:16,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 12:39:16,425 INFO L93 Difference]: Finished difference Result 3032 states and 7065 transitions. [2022-02-15 12:39:16,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 12:39:16,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) 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 [2022-02-15 12:39:16,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 12:39:16,430 INFO L225 Difference]: With dead ends: 3032 [2022-02-15 12:39:16,430 INFO L226 Difference]: Without dead ends: 3032 [2022-02-15 12:39:16,430 INFO L932 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 [2022-02-15 12:39:16,431 INFO L933 BasicCegarLoop]: 141 mSDtfsCounter, 58 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-15 12:39:16,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 205 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 12:39:16,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2022-02-15 12:39:16,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 3032. [2022-02-15 12:39:16,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3032 states, 3024 states have (on average 2.3363095238095237) internal successors, (7065), 3031 states have internal predecessors, (7065), 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) [2022-02-15 12:39:16,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 3032 states and 7065 transitions. [2022-02-15 12:39:16,470 INFO L78 Accepts]: Start accepts. Automaton has 3032 states and 7065 transitions. Word has length 65 [2022-02-15 12:39:16,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 12:39:16,471 INFO L470 AbstractCegarLoop]: Abstraction has 3032 states and 7065 transitions. [2022-02-15 12:39:16,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) 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) [2022-02-15 12:39:16,471 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 7065 transitions. [2022-02-15 12:39:16,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-02-15 12:39:16,472 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 12:39:16,472 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:16,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-15 12:39:16,474 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-02-15 12:39:16,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 12:39:16,475 INFO L85 PathProgramCache]: Analyzing trace with hash -935353269, now seen corresponding path program 1 times [2022-02-15 12:39:16,475 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 12:39:16,479 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803978185] [2022-02-15 12:39:16,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 12:39:16,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 12:39:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 12:39:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 12:39:16,505 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 12:39:16,505 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803978185] [2022-02-15 12:39:16,505 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803978185] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 12:39:16,505 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 12:39:16,505 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-15 12:39:16,505 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319901146] [2022-02-15 12:39:16,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 12:39:16,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 12:39:16,506 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 12:39:16,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 12:39:16,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:16,506 INFO L87 Difference]: Start difference. First operand 3032 states and 7065 transitions. Second operand has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-02-15 12:39:16,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 12:39:16,528 INFO L93 Difference]: Finished difference Result 2972 states and 6924 transitions. [2022-02-15 12:39:16,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 12:39:16,528 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 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 68 [2022-02-15 12:39:16,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 12:39:16,533 INFO L225 Difference]: With dead ends: 2972 [2022-02-15 12:39:16,533 INFO L226 Difference]: Without dead ends: 2972 [2022-02-15 12:39:16,534 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:16,535 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 19 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-15 12:39:16,535 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 235 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 12:39:16,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2972 states. [2022-02-15 12:39:16,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2972 to 2972. [2022-02-15 12:39:16,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2972 states, 2967 states have (on average 2.333670374115268) internal successors, (6924), 2971 states have internal predecessors, (6924), 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) [2022-02-15 12:39:16,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2972 states and 6924 transitions. [2022-02-15 12:39:16,572 INFO L78 Accepts]: Start accepts. Automaton has 2972 states and 6924 transitions. Word has length 68 [2022-02-15 12:39:16,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 12:39:16,573 INFO L470 AbstractCegarLoop]: Abstraction has 2972 states and 6924 transitions. [2022-02-15 12:39:16,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-02-15 12:39:16,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 6924 transitions. [2022-02-15 12:39:16,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-02-15 12:39:16,579 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 12:39:16,579 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:16,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-15 12:39:16,580 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-02-15 12:39:16,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 12:39:16,580 INFO L85 PathProgramCache]: Analyzing trace with hash 309377310, now seen corresponding path program 1 times [2022-02-15 12:39:16,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 12:39:16,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198768944] [2022-02-15 12:39:16,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 12:39:16,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 12:39:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 12:39:16,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 12:39:16,610 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 12:39:16,610 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198768944] [2022-02-15 12:39:16,610 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198768944] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 12:39:16,610 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 12:39:16,610 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-15 12:39:16,610 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699481215] [2022-02-15 12:39:16,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 12:39:16,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 12:39:16,611 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 12:39:16,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 12:39:16,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:16,612 INFO L87 Difference]: Start difference. First operand 2972 states and 6924 transitions. Second operand has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 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) [2022-02-15 12:39:16,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 12:39:16,630 INFO L93 Difference]: Finished difference Result 2909 states and 6777 transitions. [2022-02-15 12:39:16,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 12:39:16,630 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 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 71 [2022-02-15 12:39:16,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 12:39:16,634 INFO L225 Difference]: With dead ends: 2909 [2022-02-15 12:39:16,635 INFO L226 Difference]: Without dead ends: 2890 [2022-02-15 12:39:16,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 12:39:16,636 INFO L933 BasicCegarLoop]: 134 mSDtfsCounter, 21 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-15 12:39:16,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 238 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 12:39:16,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2890 states. [2022-02-15 12:39:16,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2890 to 2890. [2022-02-15 12:39:16,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2890 states, 2889 states have (on average 2.3329871928002768) internal successors, (6740), 2889 states have internal predecessors, (6740), 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) [2022-02-15 12:39:16,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2890 states and 6740 transitions. [2022-02-15 12:39:16,668 INFO L78 Accepts]: Start accepts. Automaton has 2890 states and 6740 transitions. Word has length 71 [2022-02-15 12:39:16,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 12:39:16,668 INFO L470 AbstractCegarLoop]: Abstraction has 2890 states and 6740 transitions. [2022-02-15 12:39:16,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 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) [2022-02-15 12:39:16,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 6740 transitions. [2022-02-15 12:39:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-02-15 12:39:16,672 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 12:39:16,672 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:16,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-15 12:39:16,673 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-02-15 12:39:16,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 12:39:16,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1079704586, now seen corresponding path program 1 times [2022-02-15 12:39:16,674 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 12:39:16,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107399447] [2022-02-15 12:39:16,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 12:39:16,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 12:39:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 12:39:16,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 12:39:16,753 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 12:39:16,753 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107399447] [2022-02-15 12:39:16,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107399447] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 12:39:16,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 12:39:16,753 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-15 12:39:16,753 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835680772] [2022-02-15 12:39:16,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 12:39:16,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 12:39:16,754 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 12:39:16,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 12:39:16,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-15 12:39:16,754 INFO L87 Difference]: Start difference. First operand 2890 states and 6740 transitions. Second operand has 6 states, 5 states have (on average 19.0) internal successors, (95), 6 states have internal predecessors, (95), 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) [2022-02-15 12:39:16,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 12:39:16,784 INFO L93 Difference]: Finished difference Result 2866 states and 6693 transitions. [2022-02-15 12:39:16,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 12:39:16,784 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.0) internal successors, (95), 6 states have internal predecessors, (95), 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 95 [2022-02-15 12:39:16,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 12:39:16,784 INFO L225 Difference]: With dead ends: 2866 [2022-02-15 12:39:16,784 INFO L226 Difference]: Without dead ends: 0 [2022-02-15 12:39:16,785 INFO L932 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 [2022-02-15 12:39:16,785 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 92 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 497 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 [2022-02-15 12:39:16,785 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [92 Valid, 497 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 12:39:16,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-15 12:39:16,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-15 12:39:16,786 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) [2022-02-15 12:39:16,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-15 12:39:16,786 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 95 [2022-02-15 12:39:16,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 12:39:16,786 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-15 12:39:16,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.0) internal successors, (95), 6 states have internal predecessors, (95), 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) [2022-02-15 12:39:16,786 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-15 12:39:16,786 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-15 12:39:16,788 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (23 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (22 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (21 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (20 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (19 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (18 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (17 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (16 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (15 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (14 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (13 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (12 of 24 remaining) [2022-02-15 12:39:16,789 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (11 of 24 remaining) [2022-02-15 12:39:16,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (10 of 24 remaining) [2022-02-15 12:39:16,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (9 of 24 remaining) [2022-02-15 12:39:16,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (8 of 24 remaining) [2022-02-15 12:39:16,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (7 of 24 remaining) [2022-02-15 12:39:16,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (6 of 24 remaining) [2022-02-15 12:39:16,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (5 of 24 remaining) [2022-02-15 12:39:16,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (4 of 24 remaining) [2022-02-15 12:39:16,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (3 of 24 remaining) [2022-02-15 12:39:16,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (2 of 24 remaining) [2022-02-15 12:39:16,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (1 of 24 remaining) [2022-02-15 12:39:16,790 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (0 of 24 remaining) [2022-02-15 12:39:16,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-15 12:39:16,793 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 12:39:16,795 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-15 12:39:16,795 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-15 12:39:16,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.02 12:39:16 BasicIcfg [2022-02-15 12:39:16,797 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-15 12:39:16,797 INFO L158 Benchmark]: Toolchain (without parser) took 5581.28ms. Allocated memory was 255.9MB in the beginning and 1.2GB in the end (delta: 973.1MB). Free memory was 231.8MB in the beginning and 799.9MB in the end (delta: -568.0MB). Peak memory consumption was 405.2MB. Max. memory is 8.0GB. [2022-02-15 12:39:16,797 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 255.9MB. Free memory is still 219.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-15 12:39:16,797 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.57ms. Allocated memory is still 255.9MB. Free memory was 231.6MB in the beginning and 221.5MB in the end (delta: 10.2MB). Peak memory consumption was 13.2MB. Max. memory is 8.0GB. [2022-02-15 12:39:16,798 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.59ms. Allocated memory is still 255.9MB. Free memory was 221.5MB in the beginning and 219.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-15 12:39:16,798 INFO L158 Benchmark]: Boogie Preprocessor took 30.15ms. Allocated memory is still 255.9MB. Free memory was 219.3MB in the beginning and 217.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-15 12:39:16,798 INFO L158 Benchmark]: RCFGBuilder took 330.50ms. Allocated memory is still 255.9MB. Free memory was 217.6MB in the beginning and 202.2MB in the end (delta: 15.4MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-02-15 12:39:16,798 INFO L158 Benchmark]: TraceAbstraction took 4842.10ms. Allocated memory was 255.9MB in the beginning and 1.2GB in the end (delta: 973.1MB). Free memory was 201.9MB in the beginning and 799.9MB in the end (delta: -598.0MB). Peak memory consumption was 375.2MB. Max. memory is 8.0GB. [2022-02-15 12:39:16,799 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 255.9MB. Free memory is still 219.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 348.57ms. Allocated memory is still 255.9MB. Free memory was 231.6MB in the beginning and 221.5MB in the end (delta: 10.2MB). Peak memory consumption was 13.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.59ms. Allocated memory is still 255.9MB. Free memory was 221.5MB in the beginning and 219.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.15ms. Allocated memory is still 255.9MB. Free memory was 219.3MB in the beginning and 217.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 330.50ms. Allocated memory is still 255.9MB. Free memory was 217.6MB in the beginning and 202.2MB in the end (delta: 15.4MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 4842.10ms. Allocated memory was 255.9MB in the beginning and 1.2GB in the end (delta: 973.1MB). Free memory was 201.9MB in the beginning and 799.9MB in the end (delta: -598.0MB). Peak memory consumption was 375.2MB. 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: 697]: 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: 700]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 700]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 707]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 707]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 719]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 720]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 723]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 724]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 725]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 725]: 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, 219 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 11, 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, 683 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 683 mSDsluCounter, 3762 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1848 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 297 IncrementalHoareTripleChecker+Invalid, 330 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 1953 mSDtfsCounter, 297 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9845occurred in iteration=4, InterpolantAutomatonStates: 39, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 2645 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 656 ConstructedInterpolants, 0 QuantifiedInterpolants, 894 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 14 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-15 12:39:16,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...