/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-VarAbsGlobalSyntactic.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -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/goblint-regression/09-regions_05-ptra_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-10 12:24:00,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-10 12:24:00,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-10 12:24:00,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-11-10 12:24:00,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-10 12:24:00,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-10 12:24:00,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-10 12:24:00,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-10 12:24:00,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-10 12:24:00,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-10 12:24:00,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-10 12:24:00,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-10 12:24:00,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-10 12:24:00,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-10 12:24:00,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-10 12:24:00,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-10 12:24:00,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-10 12:24:00,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-10 12:24:00,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-10 12:24:00,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-10 12:24:00,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-10 12:24:00,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-10 12:24:00,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-10 12:24:00,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-10 12:24:00,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-10 12:24:00,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-10 12:24:00,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-10 12:24:00,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-10 12:24:00,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-10 12:24:00,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-10 12:24:00,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-10 12:24:00,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-10 12:24:00,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-10 12:24:00,231 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf [2022-11-10 12:24:00,258 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-10 12:24:00,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-10 12:24:00,259 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-10 12:24:00,259 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-10 12:24:00,260 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-10 12:24:00,260 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-10 12:24:00,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-10 12:24:00,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-10 12:24:00,261 INFO L138 SettingsManager]: * Use SBE=true [2022-11-10 12:24:00,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-10 12:24:00,262 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-10 12:24:00,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-10 12:24:00,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-10 12:24:00,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-10 12:24:00,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-10 12:24:00,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-10 12:24:00,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-10 12:24:00,262 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-10 12:24:00,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-10 12:24:00,263 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-10 12:24:00,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-10 12:24:00,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-10 12:24:00,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-10 12:24:00,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-10 12:24:00,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-10 12:24:00,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 12:24:00,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-10 12:24:00,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-10 12:24:00,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-10 12:24:00,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-10 12:24:00,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-10 12:24:00,265 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-10 12:24:00,265 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-10 12:24:00,265 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-10 12:24:00,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-10 12:24:00,266 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-10 12:24:00,266 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-10 12:24:00,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-10 12:24:00,266 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-10 12:24:00,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-10 12:24:00,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-10 12:24:00,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-10 12:24:00,494 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-10 12:24:00,494 INFO L275 PluginConnector]: CDTParser initialized [2022-11-10 12:24:00,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_05-ptra_rc.i [2022-11-10 12:24:00,555 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/481fc62b0/6662caab031b4d85b2b6dea7a123e6b1/FLAG240435314 [2022-11-10 12:24:01,029 INFO L306 CDTParser]: Found 1 translation units. [2022-11-10 12:24:01,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_05-ptra_rc.i [2022-11-10 12:24:01,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/481fc62b0/6662caab031b4d85b2b6dea7a123e6b1/FLAG240435314 [2022-11-10 12:24:01,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/481fc62b0/6662caab031b4d85b2b6dea7a123e6b1 [2022-11-10 12:24:01,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-10 12:24:01,064 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-10 12:24:01,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-10 12:24:01,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-10 12:24:01,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-10 12:24:01,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2172755e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01, skipping insertion in model container [2022-11-10 12:24:01,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-10 12:24:01,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-10 12:24:01,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 12:24:01,615 INFO L203 MainTranslator]: Completed pre-run [2022-11-10 12:24:01,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 12:24:01,731 INFO L208 MainTranslator]: Completed translation [2022-11-10 12:24:01,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01 WrapperNode [2022-11-10 12:24:01,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-10 12:24:01,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-10 12:24:01,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-10 12:24:01,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-10 12:24:01,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,799 INFO L138 Inliner]: procedures = 369, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 212 [2022-11-10 12:24:01,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-10 12:24:01,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-10 12:24:01,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-10 12:24:01,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-10 12:24:01,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,832 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,833 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-10 12:24:01,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-10 12:24:01,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-10 12:24:01,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-10 12:24:01,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (1/1) ... [2022-11-10 12:24:01,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 12:24:01,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 12:24:01,864 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) [2022-11-10 12:24:01,884 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 [2022-11-10 12:24:01,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-10 12:24:01,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-10 12:24:01,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-10 12:24:01,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-10 12:24:01,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-10 12:24:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-10 12:24:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-10 12:24:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-10 12:24:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-10 12:24:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-10 12:24:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-10 12:24:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-10 12:24:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-10 12:24:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-10 12:24:01,916 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-10 12:24:02,097 INFO L235 CfgBuilder]: Building ICFG [2022-11-10 12:24:02,099 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-10 12:24:02,492 INFO L276 CfgBuilder]: Performing block encoding [2022-11-10 12:24:02,501 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-10 12:24:02,501 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-10 12:24:02,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:24:02 BoogieIcfgContainer [2022-11-10 12:24:02,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-10 12:24:02,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-10 12:24:02,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-10 12:24:02,509 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-10 12:24:02,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 12:24:01" (1/3) ... [2022-11-10 12:24:02,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5454644a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:24:02, skipping insertion in model container [2022-11-10 12:24:02,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:24:01" (2/3) ... [2022-11-10 12:24:02,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5454644a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:24:02, skipping insertion in model container [2022-11-10 12:24:02,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:24:02" (3/3) ... [2022-11-10 12:24:02,512 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_05-ptra_rc.i [2022-11-10 12:24:02,519 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-10 12:24:02,528 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-10 12:24:02,528 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2022-11-10 12:24:02,528 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-10 12:24:02,594 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-10 12:24:02,634 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 12:24:02,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 12:24:02,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 12:24:02,636 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) [2022-11-10 12:24:02,639 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 [2022-11-10 12:24:02,674 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 12:24:02,684 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2022-11-10 12:24:02,690 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;@6518176f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 12:24:02,690 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-10 12:24:02,976 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-10 12:24:02,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:24:02,983 INFO L85 PathProgramCache]: Analyzing trace with hash 753120510, now seen corresponding path program 1 times [2022-11-10 12:24:02,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:24:02,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8605279] [2022-11-10 12:24:02,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:24:02,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:24:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:24:04,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:24:04,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:24:04,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8605279] [2022-11-10 12:24:04,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8605279] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:24:04,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:24:04,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-10 12:24:04,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595072227] [2022-11-10 12:24:04,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:24:04,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:24:04,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:24:04,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:24:04,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:24:04,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:04,302 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:24:04,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 30.6) 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) [2022-11-10 12:24:04,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:04,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:04,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-10 12:24:04,477 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-10 12:24:04,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:24:04,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1018956669, now seen corresponding path program 1 times [2022-11-10 12:24:04,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:24:04,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753616555] [2022-11-10 12:24:04,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:24:04,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:24:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:24:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:24:05,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:24:05,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753616555] [2022-11-10 12:24:05,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753616555] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:24:05,338 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:24:05,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-10 12:24:05,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278667726] [2022-11-10 12:24:05,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:24:05,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:24:05,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:24:05,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:24:05,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:24:05,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:05,342 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:24:05,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.2) internal successors, (161), 6 states have internal predecessors, (161), 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) [2022-11-10 12:24:05,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:05,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:05,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:05,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:05,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-10 12:24:05,480 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-10 12:24:05,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:24:05,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1776174535, now seen corresponding path program 1 times [2022-11-10 12:24:05,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:24:05,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533501203] [2022-11-10 12:24:05,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:24:05,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:24:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:24:05,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:24:05,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:24:05,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533501203] [2022-11-10 12:24:05,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533501203] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:24:05,581 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:24:05,581 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 12:24:05,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555326658] [2022-11-10 12:24:05,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:24:05,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 12:24:05,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:24:05,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 12:24:05,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 12:24:05,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:05,587 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:24:05,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 83.5) internal successors, (167), 3 states have internal predecessors, (167), 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) [2022-11-10 12:24:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:05,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:05,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:05,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:05,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:24:05,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-10 12:24:05,644 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-10 12:24:05,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:24:05,644 INFO L85 PathProgramCache]: Analyzing trace with hash 657944235, now seen corresponding path program 1 times [2022-11-10 12:24:05,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:24:05,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069189827] [2022-11-10 12:24:05,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:24:05,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:24:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:24:06,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:24:06,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:24:06,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069189827] [2022-11-10 12:24:06,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069189827] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:24:06,330 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:24:06,330 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-10 12:24:06,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050619486] [2022-11-10 12:24:06,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:24:06,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:24:06,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:24:06,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:24:06,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:24:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:06,333 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:24:06,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.6) internal successors, (173), 6 states have internal predecessors, (173), 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) [2022-11-10 12:24:06,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:06,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:06,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:24:06,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:06,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:24:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:06,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-10 12:24:06,493 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-10 12:24:06,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:24:06,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1162521955, now seen corresponding path program 1 times [2022-11-10 12:24:06,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:24:06,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012832590] [2022-11-10 12:24:06,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:24:06,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:24:06,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:24:07,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:24:07,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:24:07,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012832590] [2022-11-10 12:24:07,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012832590] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:24:07,129 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:24:07,129 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-10 12:24:07,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735426677] [2022-11-10 12:24:07,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:24:07,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:24:07,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:24:07,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:24:07,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:24:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:07,132 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:24:07,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 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) [2022-11-10 12:24:07,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:07,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:07,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:24:07,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:07,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:07,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:07,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:07,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:24:07,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:07,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:07,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-10 12:24:07,313 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr6ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-10 12:24:07,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:24:07,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1244583202, now seen corresponding path program 1 times [2022-11-10 12:24:07,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:24:07,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701298531] [2022-11-10 12:24:07,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:24:07,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:24:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:24:07,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:24:07,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:24:07,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701298531] [2022-11-10 12:24:07,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701298531] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:24:07,920 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:24:07,920 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-10 12:24:07,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181993429] [2022-11-10 12:24:07,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:24:07,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:24:07,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:24:07,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:24:07,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:24:07,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:07,922 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:24:07,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 38.4) internal successors, (192), 6 states have internal predecessors, (192), 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) [2022-11-10 12:24:07,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:07,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:07,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:24:07,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:07,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:07,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:24:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:24:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:24:08,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-10 12:24:08,075 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr6ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-10 12:24:08,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:24:08,077 INFO L85 PathProgramCache]: Analyzing trace with hash 396913796, now seen corresponding path program 1 times [2022-11-10 12:24:08,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:24:08,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131608220] [2022-11-10 12:24:08,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:24:08,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:24:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-10 12:24:08,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-10 12:24:08,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-10 12:24:08,344 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-10 12:24:08,344 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-10 12:24:08,345 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr6ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2022-11-10 12:24:08,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2022-11-10 12:24:08,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 7 remaining) [2022-11-10 12:24:08,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2022-11-10 12:24:08,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2022-11-10 12:24:08,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2022-11-10 12:24:08,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2022-11-10 12:24:08,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-10 12:24:08,354 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-11-10 12:24:08,355 INFO L307 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2022-11-10 12:24:08,359 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-10 12:24:08,359 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-10 12:24:08,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 12:24:08 BasicIcfg [2022-11-10 12:24:08,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-10 12:24:08,477 INFO L158 Benchmark]: Toolchain (without parser) took 7412.84ms. Allocated memory was 184.5MB in the beginning and 418.4MB in the end (delta: 233.8MB). Free memory was 149.7MB in the beginning and 315.2MB in the end (delta: -165.5MB). Peak memory consumption was 247.3MB. Max. memory is 8.0GB. [2022-11-10 12:24:08,477 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 184.5MB. Free memory is still 139.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-10 12:24:08,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.59ms. Allocated memory is still 184.5MB. Free memory was 149.6MB in the beginning and 126.0MB in the end (delta: 23.6MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2022-11-10 12:24:08,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.82ms. Allocated memory is still 184.5MB. Free memory was 125.8MB in the beginning and 121.9MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-11-10 12:24:08,478 INFO L158 Benchmark]: Boogie Preprocessor took 35.91ms. Allocated memory is still 184.5MB. Free memory was 121.9MB in the beginning and 119.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-10 12:24:08,478 INFO L158 Benchmark]: RCFGBuilder took 666.88ms. Allocated memory was 184.5MB in the beginning and 273.7MB in the end (delta: 89.1MB). Free memory was 118.8MB in the beginning and 237.5MB in the end (delta: -118.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2022-11-10 12:24:08,478 INFO L158 Benchmark]: TraceAbstraction took 5970.72ms. Allocated memory was 273.7MB in the beginning and 418.4MB in the end (delta: 144.7MB). Free memory was 236.4MB in the beginning and 315.2MB in the end (delta: -78.8MB). Peak memory consumption was 246.3MB. Max. memory is 8.0GB. [2022-11-10 12:24:08,480 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 184.5MB. Free memory is still 139.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 666.59ms. Allocated memory is still 184.5MB. Free memory was 149.6MB in the beginning and 126.0MB in the end (delta: 23.6MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 67.82ms. Allocated memory is still 184.5MB. Free memory was 125.8MB in the beginning and 121.9MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.91ms. Allocated memory is still 184.5MB. Free memory was 121.9MB in the beginning and 119.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 666.88ms. Allocated memory was 184.5MB in the beginning and 273.7MB in the end (delta: 89.1MB). Free memory was 118.8MB in the beginning and 237.5MB in the end (delta: -118.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * TraceAbstraction took 5970.72ms. Allocated memory was 273.7MB in the beginning and 418.4MB in the end (delta: 144.7MB). Free memory was 236.4MB in the beginning and 315.2MB in the end (delta: -78.8MB). Peak memory consumption was 246.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 684, positive: 677, positive conditional: 21, positive unconditional: 656, negative: 7, negative conditional: 2, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 640, Positive cache size: 635, Positive conditional cache size: 0, Positive unconditional cache size: 635, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Independence queries for same thread: 2, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 844, positive: 832, positive conditional: 30, positive unconditional: 802, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 1157, Positive cache size: 1142, Positive conditional cache size: 0, Positive unconditional cache size: 1142, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Independence queries for same thread: 4, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1009, positive: 994, positive conditional: 37, positive unconditional: 957, negative: 15, negative conditional: 3, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 1441, Positive cache size: 1419, Positive conditional cache size: 0, Positive unconditional cache size: 1419, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22, Independence queries for same thread: 7, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1115, positive: 1094, positive conditional: 44, positive unconditional: 1050, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 1658, Positive cache size: 1629, Positive conditional cache size: 0, Positive unconditional cache size: 1629, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Independence queries for same thread: 11, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1351, positive: 1321, positive conditional: 57, positive unconditional: 1264, negative: 30, negative conditional: 6, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 2148, Positive cache size: 2097, Positive conditional cache size: 0, Positive unconditional cache size: 2097, Negative cache size: 51, Negative conditional cache size: 0, Negative unconditional cache size: 51, Independence queries for same thread: 17, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1527, positive: 1492, positive conditional: 66, positive unconditional: 1426, negative: 35, negative conditional: 6, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 2406, Positive cache size: 2345, Positive conditional cache size: 0, Positive unconditional cache size: 2345, Negative cache size: 61, Negative conditional cache size: 0, Negative unconditional cache size: 61, Independence queries for same thread: 23, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1605, positive: 1563, positive conditional: 83, positive unconditional: 1480, negative: 42, negative conditional: 10, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 2646, Positive cache size: 2578, Positive conditional cache size: 0, Positive unconditional cache size: 2578, Negative cache size: 68, Negative conditional cache size: 0, Negative unconditional cache size: 68, Independence queries for same thread: 30, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 153, Number of trivial persistent sets: 138, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 684, positive: 677, positive conditional: 21, positive unconditional: 656, negative: 7, negative conditional: 2, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 640, Positive cache size: 635, Positive conditional cache size: 0, Positive unconditional cache size: 635, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Independence queries for same thread: 2, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 161, Number of trivial persistent sets: 143, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 844, positive: 832, positive conditional: 30, positive unconditional: 802, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 1157, Positive cache size: 1142, Positive conditional cache size: 0, Positive unconditional cache size: 1142, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Independence queries for same thread: 4, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 167, Number of trivial persistent sets: 145, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1009, positive: 994, positive conditional: 37, positive unconditional: 957, negative: 15, negative conditional: 3, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 1441, Positive cache size: 1419, Positive conditional cache size: 0, Positive unconditional cache size: 1419, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22, Independence queries for same thread: 7, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 173, Number of trivial persistent sets: 150, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1115, positive: 1094, positive conditional: 44, positive unconditional: 1050, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 1658, Positive cache size: 1629, Positive conditional cache size: 0, Positive unconditional cache size: 1629, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Independence queries for same thread: 11, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 184, Number of trivial persistent sets: 157, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1351, positive: 1321, positive conditional: 57, positive unconditional: 1264, negative: 30, negative conditional: 6, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 2148, Positive cache size: 2097, Positive conditional cache size: 0, Positive unconditional cache size: 2097, Negative cache size: 51, Negative conditional cache size: 0, Negative unconditional cache size: 51, Independence queries for same thread: 17, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 192, Number of trivial persistent sets: 162, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1527, positive: 1492, positive conditional: 66, positive unconditional: 1426, negative: 35, negative conditional: 6, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 2406, Positive cache size: 2345, Positive conditional cache size: 0, Positive unconditional cache size: 2345, Negative cache size: 61, Negative conditional cache size: 0, Negative unconditional cache size: 61, Independence queries for same thread: 23, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 202, Number of trivial persistent sets: 172, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1605, positive: 1563, positive conditional: 83, positive unconditional: 1480, negative: 42, negative conditional: 10, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8135, positive: 7973, positive conditional: 338, positive unconditional: 7635, negative: 162, negative conditional: 33, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8105, positive: 7973, positive conditional: 0, positive unconditional: 7973, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2646, positive: 2578, positive conditional: 0, positive unconditional: 2578, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8105, positive: 5395, positive conditional: 0, positive unconditional: 5395, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 2646, unknown conditional: 0, unknown unconditional: 2646] , Statistics on independence cache: Total cache size (in pairs): 2646, Positive cache size: 2578, Positive conditional cache size: 0, Positive unconditional cache size: 2578, Negative cache size: 68, Negative conditional cache size: 0, Negative unconditional cache size: 68, Independence queries for same thread: 30, Statistics for Abstraction: - DataRaceFoundResult [Line: 1242]: Data race detected Data race detected The following path leads to a data race: [L1224-L1227] 0 struct s { int datum; struct s *next; } *A, *B; VAL [A={0:0}, B={0:0}] [L1232] 0 pthread_mutex_t A_mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [A={0:0}, A_mutex={2:0}, B={0:0}] [L1233] 0 pthread_mutex_t B_mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}] [L1247] 0 pthread_t t1; VAL [A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, t1={13:0}] [L1248] 0 int *ip; VAL [A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, t1={13:0}] [L1249] 0 struct s *sp; VAL [A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, t1={13:0}] [L1250] 0 struct s *p = malloc(sizeof(struct s)); VAL [A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, malloc(sizeof(struct s))={-2:0}, p={-2:0}, t1={13:0}] [L1251] CALL 0 init(p,9) [L1229] 0 p -> datum = x VAL [\old(x)=9, A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={-2:0}, p={-2:0}, x=9] [L1230] 0 p -> next = ((void *)0) VAL [\old(x)=9, A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={-2:0}, p={-2:0}, x=9] [L1251] RET 0 init(p,9) [L1252] 0 A = malloc(sizeof(struct s)) VAL [A={11:0}, A = malloc(sizeof(struct s))=128, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, malloc(sizeof(struct s))={11:0}, p={-2:0}, t1={13:0}] [L1253] 0 init(A,3) VAL [A={11:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1253] CALL 0 init(A,3) [L1229] 0 p -> datum = x VAL [\old(x)=3, A={11:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={11:0}, p={11:0}, x=3] [L1230] 0 p -> next = ((void *)0) VAL [\old(x)=3, A={11:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={11:0}, p={11:0}, x=3] [L1253] RET 0 init(A,3) [L1254] EXPR 0 A->next VAL [A={11:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1254] 0 A->next = p VAL [A={11:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1255] 0 B = malloc(sizeof(struct s)) VAL [A={11:0}, A_mutex={2:0}, B={-3:0}, B = malloc(sizeof(struct s))=115, B_mutex={3:0}, malloc(sizeof(struct s))={-3:0}, p={-2:0}, t1={13:0}] [L1256] 0 init(B,5) VAL [A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1256] CALL 0 init(B,5) [L1229] 0 p -> datum = x VAL [\old(x)=5, A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-3:0}, p={-3:0}, x=5] [L1230] 0 p -> next = ((void *)0) VAL [\old(x)=5, A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-3:0}, p={-3:0}, x=5] [L1256] RET 0 init(B,5) [L1257] FCALL, FORK 0 pthread_create(&t1, ((void *)0), t_fun, ((void *)0)) VAL [A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-2:0}, pthread_create(&t1, ((void *)0), t_fun, ((void *)0))=-1, t1={13:0}] [L1235] 1 int *ip; VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}] [L1236] 1 struct s *t, *sp = __VERIFIER_nondet_pointer(); VAL [__VERIFIER_nondet_pointer()={11:0}, A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, sp={11:0}] [L1237] 1 struct s *p = malloc(sizeof(struct s)); VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, malloc(sizeof(struct s))={-4:0}, p={-4:0}, sp={11:0}] [L1238] CALL 1 init(p,7) [L1229] 1 p -> datum = x VAL [\old(x)=7, \old(x)=5, A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-3:0}, p={-4:0}, p={-4:0}, p={-3:0}, x=5, x=7] [L1230] 1 p -> next = ((void *)0) VAL [\old(x)=5, \old(x)=7, A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-3:0}, p={-4:0}, p={-3:0}, p={-4:0}, x=5, x=7] [L1238] RET 1 init(p,7) [L1240] EXPR 1 A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, p={-4:0}, sp={11:0}] [L1240] 1 t = A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, p={-4:0}, sp={11:0}, t={-2:0}] [L1241] EXPR 1 A->next VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, p={-4:0}, sp={11:0}, t={-2:0}] [L1241] 1 A->next = sp VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, p={-4:0}, sp={11:0}, t={-2:0}] [L1242] 1 sp->next = t VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, p={-4:0}, sp={11:0}, sp->next = t=101, t={-2:0}] [L1258] 0 ip = &p->datum VAL [A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, ip={-2:0}, p={-2:0}, t1={13:0}] [L1259] 0 sp = ((struct s *)((char *)(ip)-(unsigned long)(&((struct s *)0)->datum))) VAL [A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, ip={-2:0}, p={-2:0}, sp={-2:0}, t1={13:0}] [L1261] EXPR 0 A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, ip={-2:0}, p={-2:0}, sp={-2:0}, t1={13:0}] [L1261] 0 p = A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, ip={-2:0}, p={-2:0}, sp={-2:0}, t1={13:0}] [L1242] 1 sp->next = t VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, p={-4:0}, sp={11:0}, sp->next = t=101, t={-2:0}] 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: p -> datum = x [1229] * C: p -> datum = x [1229] * C: t = A->next [1240] * C: p -> datum = x [1229] * C: A->next = sp [1241] * C: A->next = p [1254] * C: A->next = p [1254] * C: A->next [1240] * C: A->next = sp [1241] * C: p -> next = ((void *)0) [1230] * C: p -> next = ((void *)0) [1230] * C: init(B,5) [1256] * C: t = A->next [1240] * C: A->next [1261] * C: A->next [1254] * C: p = A->next [1261] * C: A->next [1241] * C: p -> next = ((void *)0) [1230] * C: A->next = p [1254] * C: A->next = sp [1241] * C: t = A->next [1240] * C: init(A,3) [1253] * C: A->next = sp [1241] * C: A = malloc(sizeof(struct s)) [1252] * C: B = malloc(sizeof(struct s)) [1255] * C: t = A->next [1240] * C: A->next = p [1254] * C: p -> datum = x [1229] * C: p -> next = ((void *)0) [1230] and C: sp->next = t [1242] - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1230]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1240]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1240]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1241]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1241]: 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: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 323 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 5.7s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.1s, 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: 33, 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, 3.6s InterpolantComputationTime, 1232 NumberOfCodeBlocks, 1232 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1024 ConstructedInterpolants, 0 QuantifiedInterpolants, 1463 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! [2022-11-10 12:24:08,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-11-10 12:24:08,856 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...