/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/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.trace.refinement.strategy BADGER -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/ldv-races/race-3_2b-container_of-global.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-09 19:05:48,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-09 19:05:48,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-09 19:05:48,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-11-09 19:05:48,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-09 19:05:48,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-09 19:05:48,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-09 19:05:48,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-09 19:05:48,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-09 19:05:48,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-09 19:05:48,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-09 19:05:48,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-09 19:05:48,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-09 19:05:48,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-09 19:05:48,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-09 19:05:48,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-09 19:05:48,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-11-09 19:05:48,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-09 19:05:48,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-09 19:05:48,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-09 19:05:48,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-09 19:05:48,105 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-09 19:05:48,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-09 19:05:48,106 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-09 19:05:48,106 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-09 19:05:48,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-09 19:05:48,107 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-09 19:05:48,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-09 19:05:48,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-09 19:05:48,108 INFO L138 SettingsManager]: * Use SBE=true [2022-11-09 19:05:48,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-09 19:05:48,109 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-09 19:05:48,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-09 19:05:48,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-09 19:05:48,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-09 19:05:48,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-09 19:05:48,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-09 19:05:48,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-09 19:05:48,110 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-09 19:05:48,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-09 19:05:48,110 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-09 19:05:48,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-09 19:05:48,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-09 19:05:48,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-09 19:05:48,110 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-09 19:05:48,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-09 19:05:48,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 19:05:48,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-09 19:05:48,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-09 19:05:48,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-09 19:05:48,111 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-09 19:05:48,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-09 19:05:48,111 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-09 19:05:48,112 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-09 19:05:48,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-09 19:05:48,112 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-09 19:05:48,112 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-09 19:05:48,112 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-09 19:05:48,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-09 19:05:48,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-09 19:05:48,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-09 19:05:48,391 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-09 19:05:48,392 INFO L275 PluginConnector]: CDTParser initialized [2022-11-09 19:05:48,393 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-3_2b-container_of-global.i [2022-11-09 19:05:48,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06c697ac5/bd363ffccc96433ca7139e63dd8b96cd/FLAG1f207b89d [2022-11-09 19:05:48,994 INFO L306 CDTParser]: Found 1 translation units. [2022-11-09 19:05:48,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_2b-container_of-global.i [2022-11-09 19:05:49,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06c697ac5/bd363ffccc96433ca7139e63dd8b96cd/FLAG1f207b89d [2022-11-09 19:05:49,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06c697ac5/bd363ffccc96433ca7139e63dd8b96cd [2022-11-09 19:05:49,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-09 19:05:49,251 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-09 19:05:49,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-09 19:05:49,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-09 19:05:49,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-09 19:05:49,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:05:49" (1/1) ... [2022-11-09 19:05:49,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@367f6592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:49, skipping insertion in model container [2022-11-09 19:05:49,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:05:49" (1/1) ... [2022-11-09 19:05:49,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-09 19:05:49,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-09 19:05:49,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_2b-container_of-global.i[76084,76097] [2022-11-09 19:05:49,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 19:05:49,945 INFO L203 MainTranslator]: Completed pre-run [2022-11-09 19:05:50,006 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_2b-container_of-global.i[76084,76097] [2022-11-09 19:05:50,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 19:05:50,116 INFO L208 MainTranslator]: Completed translation [2022-11-09 19:05:50,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50 WrapperNode [2022-11-09 19:05:50,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-09 19:05:50,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-09 19:05:50,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-09 19:05:50,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-09 19:05:50,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (1/1) ... [2022-11-09 19:05:50,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (1/1) ... [2022-11-09 19:05:50,214 INFO L138 Inliner]: procedures = 481, calls = 45, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 206 [2022-11-09 19:05:50,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-09 19:05:50,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-09 19:05:50,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-09 19:05:50,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-09 19:05:50,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (1/1) ... [2022-11-09 19:05:50,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (1/1) ... [2022-11-09 19:05:50,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (1/1) ... [2022-11-09 19:05:50,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (1/1) ... [2022-11-09 19:05:50,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (1/1) ... [2022-11-09 19:05:50,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (1/1) ... [2022-11-09 19:05:50,256 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (1/1) ... [2022-11-09 19:05:50,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (1/1) ... [2022-11-09 19:05:50,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-09 19:05:50,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-09 19:05:50,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-09 19:05:50,265 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-09 19:05:50,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (1/1) ... [2022-11-09 19:05:50,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 19:05:50,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 19:05:50,335 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) [2022-11-09 19:05:50,337 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 [2022-11-09 19:05:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-09 19:05:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-09 19:05:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-09 19:05:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-09 19:05:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-09 19:05:50,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-09 19:05:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-09 19:05:50,364 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-09 19:05:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-09 19:05:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-09 19:05:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-09 19:05:50,366 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-09 19:05:50,707 INFO L235 CfgBuilder]: Building ICFG [2022-11-09 19:05:50,709 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-09 19:05:51,024 INFO L276 CfgBuilder]: Performing block encoding [2022-11-09 19:05:51,033 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-09 19:05:51,033 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-09 19:05:51,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:05:51 BoogieIcfgContainer [2022-11-09 19:05:51,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-09 19:05:51,037 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-09 19:05:51,037 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-09 19:05:51,041 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-09 19:05:51,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:05:49" (1/3) ... [2022-11-09 19:05:51,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276775f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:05:51, skipping insertion in model container [2022-11-09 19:05:51,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:05:50" (2/3) ... [2022-11-09 19:05:51,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276775f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:05:51, skipping insertion in model container [2022-11-09 19:05:51,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:05:51" (3/3) ... [2022-11-09 19:05:51,043 INFO L112 eAbstractionObserver]: Analyzing ICFG race-3_2b-container_of-global.i [2022-11-09 19:05:51,050 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-09 19:05:51,057 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-09 19:05:51,058 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-11-09 19:05:51,058 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-09 19:05:51,162 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-09 19:05:51,224 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 19:05:51,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 19:05:51,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 19:05:51,226 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-09 19:05:51,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-09 19:05:51,251 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 19:05:51,262 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == my_callbackThread1of1ForFork0 ======== [2022-11-09 19:05:51,266 INFO L357 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=PARTIAL_ORDER_FA, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@699af535, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 19:05:51,267 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-09 19:05:51,390 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting my_callbackErr0ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:05:51,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:05:51,394 INFO L85 PathProgramCache]: Analyzing trace with hash 715456011, now seen corresponding path program 1 times [2022-11-09 19:05:51,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:05:51,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84412294] [2022-11-09 19:05:51,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:05:51,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:05:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 19:05:51,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 19:05:51,749 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-09 19:05:51,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84412294] [2022-11-09 19:05:51,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84412294] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 19:05:51,751 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 19:05:51,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 19:05:51,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303370122] [2022-11-09 19:05:51,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 19:05:51,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-09 19:05:51,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-09 19:05:51,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-09 19:05:51,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-09 19:05:51,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:51,780 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 19:05:51,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 19:05:51,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:51,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:51,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-09 19:05:51,808 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting my_callbackErr0ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:05:51,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:05:51,809 INFO L85 PathProgramCache]: Analyzing trace with hash 85619990, now seen corresponding path program 1 times [2022-11-09 19:05:51,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:05:51,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228129227] [2022-11-09 19:05:51,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:05:51,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:05:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 19:05:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 19:05:51,986 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-09 19:05:51,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228129227] [2022-11-09 19:05:51,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228129227] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 19:05:51,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 19:05:51,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 19:05:51,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242304420] [2022-11-09 19:05:51,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 19:05:51,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 19:05:51,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-09 19:05:51,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 19:05:51,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 19:05:51,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:51,994 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 19:05:51,995 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 47.5) internal successors, (95), 3 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) [2022-11-09 19:05:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:51,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:54,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:54,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:05:54,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-09 19:05:54,270 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting my_callbackErr1ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:05:54,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:05:54,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1301793336, now seen corresponding path program 1 times [2022-11-09 19:05:54,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:05:54,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693159704] [2022-11-09 19:05:54,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:05:54,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:05:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 19:05:55,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 19:05:55,116 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-09 19:05:55,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693159704] [2022-11-09 19:05:55,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693159704] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 19:05:55,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 19:05:55,118 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-09 19:05:55,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59934946] [2022-11-09 19:05:55,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 19:05:55,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-09 19:05:55,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-09 19:05:55,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-09 19:05:55,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-09 19:05:55,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:55,122 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 19:05:55,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 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) [2022-11-09 19:05:55,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:55,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:05:55,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:55,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:55,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:05:55,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:05:55,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-09 19:05:55,280 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting my_callbackErr2ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:05:55,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:05:55,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1447726433, now seen corresponding path program 1 times [2022-11-09 19:05:55,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:05:55,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630546921] [2022-11-09 19:05:55,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:05:55,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:05:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 19:05:55,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 19:05:55,996 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-09 19:05:55,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630546921] [2022-11-09 19:05:55,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630546921] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 19:05:55,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 19:05:55,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-09 19:05:55,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623931201] [2022-11-09 19:05:56,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 19:05:56,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-09 19:05:56,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-09 19:05:56,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-09 19:05:56,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-09 19:05:56,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:56,002 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 19:05:56,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 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) [2022-11-09 19:05:56,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:56,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:05:56,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:05:56,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:58,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:58,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:05:58,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:05:58,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:05:58,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-09 19:05:58,349 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:05:58,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:05:58,350 INFO L85 PathProgramCache]: Analyzing trace with hash 693171552, now seen corresponding path program 1 times [2022-11-09 19:05:58,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:05:58,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326048413] [2022-11-09 19:05:58,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:05:58,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:05:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 19:05:58,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 19:05:58,850 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-09 19:05:58,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326048413] [2022-11-09 19:05:58,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326048413] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 19:05:58,851 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 19:05:58,851 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-09 19:05:58,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765524449] [2022-11-09 19:05:58,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 19:05:58,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-09 19:05:58,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-09 19:05:58,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-09 19:05:58,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-09 19:05:58,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:58,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 19:05:58,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 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) [2022-11-09 19:05:58,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:05:58,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:05:58,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:05:58,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:05:58,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:00,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:00,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:00,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:00,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:00,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:00,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-09 19:06:00,168 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:06:00,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:06:00,169 INFO L85 PathProgramCache]: Analyzing trace with hash 955068155, now seen corresponding path program 1 times [2022-11-09 19:06:00,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:06:00,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896405915] [2022-11-09 19:06:00,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:06:00,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:06:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 19:06:02,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 19:06:02,496 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-09 19:06:02,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896405915] [2022-11-09 19:06:02,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896405915] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 19:06:02,496 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 19:06:02,496 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-11-09 19:06:02,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753811400] [2022-11-09 19:06:02,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 19:06:02,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-09 19:06:02,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-09 19:06:02,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-09 19:06:02,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2022-11-09 19:06:02,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:02,498 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 19:06:02,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 10.76923076923077) internal successors, (140), 14 states have internal predecessors, (140), 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) [2022-11-09 19:06:02,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:02,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:02,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:02,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:02,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:02,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:03,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:03,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:03,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:03,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:03,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:03,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-09 19:06:03,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-09 19:06:03,160 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:06:03,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:06:03,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1079788581, now seen corresponding path program 1 times [2022-11-09 19:06:03,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:06:03,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752005999] [2022-11-09 19:06:03,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:06:03,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:06:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 19:06:03,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 19:06:03,654 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-09 19:06:03,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752005999] [2022-11-09 19:06:03,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752005999] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 19:06:03,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 19:06:03,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-09 19:06:03,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036007453] [2022-11-09 19:06:03,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 19:06:03,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-09 19:06:03,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-09 19:06:03,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-09 19:06:03,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-09 19:06:03,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:03,656 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 19:06:03,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 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) [2022-11-09 19:06:03,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:03,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:03,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:03,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:03,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:03,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-09 19:06:03,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:04,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:04,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:04,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:04,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:04,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:04,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-09 19:06:04,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:04,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-09 19:06:04,912 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:06:04,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:06:04,912 INFO L85 PathProgramCache]: Analyzing trace with hash -717162778, now seen corresponding path program 1 times [2022-11-09 19:06:04,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:06:04,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990970375] [2022-11-09 19:06:04,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:06:04,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:06:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 19:06:10,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 19:06:10,478 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-09 19:06:10,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990970375] [2022-11-09 19:06:10,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990970375] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 19:06:10,479 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 19:06:10,479 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-11-09 19:06:10,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980267549] [2022-11-09 19:06:10,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 19:06:10,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-09 19:06:10,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-09 19:06:10,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-09 19:06:10,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-11-09 19:06:10,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:10,481 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 19:06:10,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 9.5625) internal successors, (153), 17 states have internal predecessors, (153), 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) [2022-11-09 19:06:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:10,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-09 19:06:10,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:10,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:11,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:11,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:11,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:11,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:11,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:11,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-09 19:06:11,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:11,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:11,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-09 19:06:11,932 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:06:11,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:06:11,932 INFO L85 PathProgramCache]: Analyzing trace with hash -757208499, now seen corresponding path program 1 times [2022-11-09 19:06:11,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:06:11,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821125302] [2022-11-09 19:06:11,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:06:11,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:06:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 19:06:15,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 19:06:15,442 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-09 19:06:15,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821125302] [2022-11-09 19:06:15,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821125302] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 19:06:15,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 19:06:15,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-11-09 19:06:15,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605728328] [2022-11-09 19:06:15,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 19:06:15,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-09 19:06:15,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-09 19:06:15,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-09 19:06:15,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-11-09 19:06:15,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:15,444 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 19:06:15,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 9.625) internal successors, (154), 17 states have internal predecessors, (154), 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) [2022-11-09 19:06:15,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:15,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-09 19:06:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:16,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:16,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:16,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:16,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:16,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:16,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-09 19:06:16,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:16,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:16,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:16,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-09 19:06:16,296 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:06:16,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:06:16,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1998625819, now seen corresponding path program 1 times [2022-11-09 19:06:16,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:06:16,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495281080] [2022-11-09 19:06:16,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:06:16,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:06:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 19:06:20,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 19:06:20,951 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-09 19:06:20,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495281080] [2022-11-09 19:06:20,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495281080] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 19:06:20,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 19:06:20,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-11-09 19:06:20,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537234940] [2022-11-09 19:06:20,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 19:06:20,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-09 19:06:20,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-09 19:06:20,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-09 19:06:20,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-11-09 19:06:20,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:20,953 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 19:06:20,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 9.6875) internal successors, (155), 17 states have internal predecessors, (155), 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) [2022-11-09 19:06:20,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:20,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:20,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:20,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:20,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:20,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-09 19:06:20,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:20,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:20,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:20,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-09 19:06:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:21,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:21,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:21,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-09 19:06:21,994 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:06:21,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:06:21,995 INFO L85 PathProgramCache]: Analyzing trace with hash -1827857044, now seen corresponding path program 1 times [2022-11-09 19:06:21,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:06:21,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239896123] [2022-11-09 19:06:21,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:06:21,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:06:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 19:06:25,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 19:06:25,593 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-11-09 19:06:25,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239896123] [2022-11-09 19:06:25,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239896123] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 19:06:25,593 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 19:06:25,593 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-11-09 19:06:25,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176999925] [2022-11-09 19:06:25,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 19:06:25,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-09 19:06:25,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-11-09 19:06:25,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-09 19:06:25,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-11-09 19:06:25,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:25,594 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 19:06:25,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 9.75) internal successors, (156), 17 states have internal predecessors, (156), 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) [2022-11-09 19:06:25,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:25,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:25,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:25,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:25,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:25,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-09 19:06:25,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:25,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:25,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:25,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:25,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:26,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 19:06:26,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 19:06:26,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:26,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:26,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:26,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-09 19:06:26,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 19:06:26,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:26,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:26,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:26,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-09 19:06:26,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-09 19:06:26,531 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-09 19:06:26,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 19:06:26,532 INFO L85 PathProgramCache]: Analyzing trace with hash -444971158, now seen corresponding path program 1 times [2022-11-09 19:06:26,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-11-09 19:06:26,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004819783] [2022-11-09 19:06:26,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 19:06:26,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 19:06:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-09 19:06:26,599 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-09 19:06:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-09 19:06:26,692 INFO L130 FreeRefinementEngine]: Strategy BADGER found a feasible trace [2022-11-09 19:06:26,693 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-09 19:06:26,693 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location my_callbackErr3ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2022-11-09 19:06:26,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 4 remaining) [2022-11-09 19:06:26,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 4 remaining) [2022-11-09 19:06:26,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 4 remaining) [2022-11-09 19:06:26,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-09 19:06:26,700 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-09 19:06:26,701 INFO L307 ceAbstractionStarter]: Result for error location my_callbackThread1of1ForFork0 was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (1/3) [2022-11-09 19:06:26,705 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-09 19:06:26,705 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-09 19:06:26,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:06:26 BasicIcfg [2022-11-09 19:06:26,781 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-09 19:06:26,782 INFO L158 Benchmark]: Toolchain (without parser) took 37530.62ms. Allocated memory was 194.0MB in the beginning and 923.8MB in the end (delta: 729.8MB). Free memory was 162.3MB in the beginning and 526.3MB in the end (delta: -364.0MB). Peak memory consumption was 365.4MB. Max. memory is 8.0GB. [2022-11-09 19:06:26,782 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 194.0MB. Free memory is still 150.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-09 19:06:26,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 865.24ms. Allocated memory was 194.0MB in the beginning and 248.5MB in the end (delta: 54.5MB). Free memory was 162.0MB in the beginning and 169.6MB in the end (delta: -7.5MB). Peak memory consumption was 47.2MB. Max. memory is 8.0GB. [2022-11-09 19:06:26,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.87ms. Allocated memory is still 248.5MB. Free memory was 169.6MB in the beginning and 165.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-11-09 19:06:26,783 INFO L158 Benchmark]: Boogie Preprocessor took 49.55ms. Allocated memory is still 248.5MB. Free memory was 165.4MB in the beginning and 161.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-11-09 19:06:26,783 INFO L158 Benchmark]: RCFGBuilder took 769.75ms. Allocated memory is still 248.5MB. Free memory was 161.2MB in the beginning and 183.9MB in the end (delta: -22.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-11-09 19:06:26,783 INFO L158 Benchmark]: TraceAbstraction took 35744.61ms. Allocated memory was 248.5MB in the beginning and 923.8MB in the end (delta: 675.3MB). Free memory was 183.3MB in the beginning and 526.3MB in the end (delta: -343.0MB). Peak memory consumption was 332.8MB. Max. memory is 8.0GB. [2022-11-09 19:06:26,785 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 194.0MB. Free memory is still 150.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 865.24ms. Allocated memory was 194.0MB in the beginning and 248.5MB in the end (delta: 54.5MB). Free memory was 162.0MB in the beginning and 169.6MB in the end (delta: -7.5MB). Peak memory consumption was 47.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 95.87ms. Allocated memory is still 248.5MB. Free memory was 169.6MB in the beginning and 165.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 49.55ms. Allocated memory is still 248.5MB. Free memory was 165.4MB in the beginning and 161.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 769.75ms. Allocated memory is still 248.5MB. Free memory was 161.2MB in the beginning and 183.9MB in the end (delta: -22.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * TraceAbstraction took 35744.61ms. Allocated memory was 248.5MB in the beginning and 923.8MB in the end (delta: 675.3MB). Free memory was 183.3MB in the beginning and 526.3MB in the end (delta: -343.0MB). Peak memory consumption was 332.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4564, positive: 4385, positive conditional: 1225, positive unconditional: 3160, negative: 179, negative conditional: 102, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4481, positive: 4385, positive conditional: 1225, positive unconditional: 3160, negative: 96, negative conditional: 19, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4481, positive: 4385, positive conditional: 1225, positive unconditional: 3160, negative: 96, negative conditional: 19, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4624, positive: 4385, positive conditional: 75, positive unconditional: 4310, negative: 239, negative conditional: 68, negative unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4624, positive: 4385, positive conditional: 75, positive unconditional: 4310, negative: 239, negative conditional: 49, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4624, positive: 4385, positive conditional: 75, positive unconditional: 4310, negative: 239, negative conditional: 49, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3353, positive: 3226, positive conditional: 66, positive unconditional: 3160, negative: 127, negative conditional: 40, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3353, positive: 3149, positive conditional: 0, positive unconditional: 3149, negative: 204, negative conditional: 0, negative unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 204, positive: 77, positive conditional: 66, positive unconditional: 11, negative: 121, negative conditional: 40, negative unconditional: 81, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7201, positive: 259, positive conditional: 219, positive unconditional: 40, negative: 440, negative conditional: 118, negative unconditional: 322, unknown: 6502, unknown conditional: 0, unknown unconditional: 6502] ], Cache Queries: [ total: 4624, positive: 1159, positive conditional: 9, positive unconditional: 1150, negative: 112, negative conditional: 9, negative unconditional: 103, unknown: 3353, unknown conditional: 106, unknown unconditional: 3247] , Statistics on independence cache: Total cache size (in pairs): 3353, Positive cache size: 3226, Positive conditional cache size: 66, Positive unconditional cache size: 3160, Negative cache size: 127, Negative conditional cache size: 40, Negative unconditional cache size: 87, Eliminated conditions: 19, Maximal queried relation: 6, Independence queries for same thread: 83 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 6.9s, Number of persistent set computation: 175, Number of trivial persistent sets: 168, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3237, positive: 3160, positive conditional: 0, positive unconditional: 3160, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4564, positive: 4385, positive conditional: 1225, positive unconditional: 3160, negative: 179, negative conditional: 102, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4481, positive: 4385, positive conditional: 1225, positive unconditional: 3160, negative: 96, negative conditional: 19, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4481, positive: 4385, positive conditional: 1225, positive unconditional: 3160, negative: 96, negative conditional: 19, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4624, positive: 4385, positive conditional: 75, positive unconditional: 4310, negative: 239, negative conditional: 68, negative unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4624, positive: 4385, positive conditional: 75, positive unconditional: 4310, negative: 239, negative conditional: 49, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4624, positive: 4385, positive conditional: 75, positive unconditional: 4310, negative: 239, negative conditional: 49, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3353, positive: 3226, positive conditional: 66, positive unconditional: 3160, negative: 127, negative conditional: 40, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3353, positive: 3149, positive conditional: 0, positive unconditional: 3149, negative: 204, negative conditional: 0, negative unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 204, positive: 77, positive conditional: 66, positive unconditional: 11, negative: 121, negative conditional: 40, negative unconditional: 81, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7201, positive: 259, positive conditional: 219, positive unconditional: 40, negative: 440, negative conditional: 118, negative unconditional: 322, unknown: 6502, unknown conditional: 0, unknown unconditional: 6502] ], Cache Queries: [ total: 4624, positive: 1159, positive conditional: 9, positive unconditional: 1150, negative: 112, negative conditional: 9, negative unconditional: 103, unknown: 3353, unknown conditional: 106, unknown unconditional: 3247] , Statistics on independence cache: Total cache size (in pairs): 3353, Positive cache size: 3226, Positive conditional cache size: 66, Positive unconditional cache size: 3160, Negative cache size: 127, Negative conditional cache size: 40, Negative unconditional cache size: 87, Eliminated conditions: 19, Maximal queried relation: 6, Independence queries for same thread: 83 - DataRaceFoundResult [Line: 1711]: Data race detected Data race detected The following path leads to a data race: [L1694] 0 pthread_t t1,t2; VAL [t1={3:0}, t2={4:0}] [L1706] 0 struct device *my_dev; VAL [my_dev={0:0}, t1={3:0}, t2={4:0}] [L1744] CALL, EXPR 0 my_drv_init() [L1738] 0 return 0; VAL [\result=0, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1744] RET, EXPR 0 my_drv_init() [L1744] 0 int ret = my_drv_init(); VAL [my_dev={0:0}, my_drv_init()=0, ret=0, t1={3:0}, t2={4:0}] [L1745] COND TRUE 0 ret==0 VAL [my_dev={0:0}, ret=0, t1={3:0}, t2={4:0}] [L1746] 0 int probe_ret; VAL [my_dev={0:0}, ret=0, t1={3:0}, t2={4:0}] [L1747] 0 struct my_data data; VAL [data={5:0}, my_dev={0:0}, ret=0, t1={3:0}, t2={4:0}] [L1748] CALL, EXPR 0 my_drv_probe(&data) [L1716] 0 data->shared.a = 0 VAL [data={5:0}, data={5:0}, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1717] 0 data->shared.b = 0 VAL [data={5:0}, data={5:0}, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1718] EXPR 0 data->shared.a VAL [data={5:0}, data={5:0}, data->shared.a=0, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1718] EXPR 0 data->shared.a==0 VAL [data={5:0}, data={5:0}, data->shared.a=0, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1718] CALL 0 ldv_assert(data->shared.a==0) [L1693] COND FALSE 0 !(!expression) VAL [\old(expression)=1, expression=1, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1718] RET 0 ldv_assert(data->shared.a==0) [L1719] EXPR 0 data->shared.b VAL [data={5:0}, data={5:0}, data->shared.b=0, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1719] EXPR 0 data->shared.b==0 VAL [data={5:0}, data={5:0}, data->shared.b=0, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1719] CALL 0 ldv_assert(data->shared.b==0) [L1693] COND FALSE 0 !(!expression) VAL [\old(expression)=1, expression=1, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1719] RET 0 ldv_assert(data->shared.b==0) [L1720] 0 int res = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=0, data={5:0}, data={5:0}, my_dev={0:0}, res=0, t1={3:0}, t2={4:0}] [L1721] COND FALSE 0 !(\read(res)) VAL [data={5:0}, data={5:0}, my_dev={0:0}, res=0, t1={3:0}, t2={4:0}] [L1723] 0 my_dev = &data->dev VAL [data={5:0}, data={5:0}, my_dev={5:24}, res=0, t1={3:0}, t2={4:0}] [L1724] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, ((void *)0)) VAL [arg={0:0}, data={5:0}, data={5:0}, my_dev={5:24}, pthread_create(&t1, ((void *)0), my_callback, ((void *)0))=0, res=0, t1={3:0}, t2={4:0}] [L1708] 1 struct my_data *data; VAL [arg={0:0}, arg={0:0}, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1709] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1709] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1710] 1 data->shared.a = 1 VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1711] EXPR 1 data->shared.b VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data->shared.b=0, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1711] EXPR 1 data->shared.b + 1 VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data->shared.b=0, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1711] 1 data->shared.b = data->shared.b + 1 VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1725] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, ((void *)0)) VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, pthread_create(&t2, ((void *)0), my_callback, ((void *)0))=1, res=0, t1={3:0}, t2={4:0}] [L1726] 0 return 0; VAL [\result=0, __mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, res=0, t1={3:0}, t2={4:0}] [L1748] RET, EXPR 0 my_drv_probe(&data) [L1748] 0 probe_ret = my_drv_probe(&data) VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, my_drv_probe(&data)=0, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1749] COND TRUE 0 probe_ret==0 VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1750] CALL 0 my_drv_disconnect(&data) [L1732] 0 void *status; VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, status={7:0}, t1={3:0}, t2={4:0}] [L1733] EXPR 0 \read(t1) VAL [\read(t1)=0, __mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, status={7:0}, t1={3:0}, t2={4:0}] [L1733] 0 pthread_join(t1, &status) VAL [\read(t1)=0, __mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, status={7:0}, t1={3:0}, t2={4:0}] [L1708] 2 struct my_data *data; VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1709] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1709] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1710] 2 data->shared.a = 1 VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1711] EXPR 2 data->shared.b VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1711] 2 data->shared.b + 1 VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, t1={3:0}, t2={4:0}] [L1711] 1 data->shared.b = data->shared.b + 1 VAL [__mptr={5:24}, arg={0:0}, arg={0:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1164, my_dev={5:24}, t1={3:0}, t2={4:0}] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: pthread_join(t1, &status) [1733] * C: pthread_join(t1, &status) [1733] * C: data->shared.a==0 [1718] * C: data->shared.b = 0 [1717] * C: data->shared.b==0 [1719] * C: my_dev = &data->dev [1723] * C: data->shared.a==0 [1718] * C: data->shared.b = 0 [1717] * C: pthread_join(t1, &status) [1733] * C: data->shared.b = 0 [1717] * C: data->shared.b==0 [1719] * C: data->shared.b + 1 [1711] * C: data->shared.b + 1 [1711] * C: data->shared.a = 0 [1716] * C: data->shared.a = 1 [1710] * C: data->shared.a = 1 [1710] * C: const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); [1709] * C: data->shared.a==0 [1718] * C: data->shared.a = 1 [1710] * C: data->shared.a = 0 [1716] * C: data->shared.b = 0 [1717] * C: data->shared.a==0 [1718] * C: data->shared.b + 1 [1711] * C: data->shared.b==0 [1719] * C: data->shared.a = 0 [1716] * C: data->shared.a = 0 [1716] * C: data->shared.a = 1 [1710] * C: data->shared.b==0 [1719] * C: pthread_join(t1, &status) [1733] * C: data->shared.b + 1 [1711] and C: data->shared.b = data->shared.b + 1 [1711] - UnprovableResult [Line: 1709]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1710]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1711]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: my_callbackThread1of1ForFork0 with 1 thread instances CFG has 4 procedures, 347 locations, 27 error locations. Started 1 CEGAR loops. OverallTime: 35.5s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 12.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 102, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 22.0s InterpolantComputationTime, 1598 NumberOfCodeBlocks, 1598 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1427 ConstructedInterpolants, 0 QuantifiedInterpolants, 20568 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 RESULT: Ultimate proved your program to be incorrect! [2022-11-09 19:06:26,928 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-11-09 19:06:27,132 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...